diff --git a/public/dragon-anim.gif b/public/dragon-anim.gif
new file mode 100755
index 0000000..0925e03
Binary files /dev/null and b/public/dragon-anim.gif differ
diff --git a/public/dragon-icon.png b/public/dragon-icon.png
new file mode 100755
index 0000000..1571a8d
Binary files /dev/null and b/public/dragon-icon.png differ
diff --git a/public/index.html b/public/index.html
index bdd6924..07dc0c3 100644
--- a/public/index.html
+++ b/public/index.html
@@ -3,240 +3,416 @@
 <head>
 <meta charset="UTF-8"/>
 <meta name="viewport" content="width=device-width, initial-scale=1.0"/>
-<title>Dragon Wind</title>
-<link rel="icon" href="/logo.png" type="image/png"/>
+<title>Dragon Wind — Wild Dragon</title>
+<link rel="icon" href="/dragon-icon.png" type="image/png"/>
 <link href="https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap" rel="stylesheet"/>
 <style>
 *,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
+
 :root{
   --bg-primary:#06080e;--bg-secondary:#0c1019;--bg-card:#10141f;--bg-card-hover:#151a28;
   --border:#1a2035;--border-bright:#2a3555;
-  --accent:#1a3fc7;--accent-bright:#2b5cff;--accent-glow:rgba(43,92,255,.15);--accent-glow-strong:rgba(43,92,255,.3);
+  --accent:#1a3fc7;--accent-bright:#2b5cff;--accent-glow:rgba(43,92,255,.15);
   --dragon:#e05c1a;--dragon-bright:#ff7d3b;--dragon-glow:rgba(224,92,26,.15);
+  --blue:#1e4bd8;--blue-bright:#3060ff;
   --text-primary:#e4e8f1;--text-secondary:#7a85a0;--text-dim:#4a5470;
   --success:#22c55e;--success-bg:rgba(34,197,94,.1);
   --error:#ef4444;--error-bg:rgba(239,68,68,.1);
   --warning:#f59e0b;--warning-bg:rgba(245,158,11,.1);
 }
 [data-theme="light"]{
-  --bg-primary:#f4f6f9;--bg-secondary:#fff;--bg-card:#fff;--bg-card-hover:#f0f2f6;
-  --border:#d8dce6;--border-bright:#b8c0d0;
-  --text-primary:#1a1e2e;--text-secondary:#4a5068;--text-dim:#8890a4;
-  --accent-glow:rgba(43,92,255,.1);--dragon-glow:rgba(224,92,26,.1);
+  --bg-primary:#f0f2f7;--bg-secondary:#fff;--bg-card:#fff;--bg-card-hover:#eaedf4;
+  --border:#d4d9e8;--border-bright:#b0b9cf;
+  --text-primary:#0f1220;--text-secondary:#3d4560;--text-dim:#7a84a0;
+  --accent-glow:rgba(43,92,255,.1);--dragon-glow:rgba(224,92,26,.08);
   --success:#16a34a;--success-bg:rgba(22,163,74,.08);
   --error:#dc2626;--error-bg:rgba(220,38,38,.08);
 }
 html{font-size:15px}
 body{font-family:'Outfit',sans-serif;background:var(--bg-primary);color:var(--text-primary);min-height:100vh;overflow-x:hidden}
-body::before{content:'';position:fixed;inset:0;background:radial-gradient(ellipse 80% 60% at 20% 10%,rgba(26,63,199,.06) 0%,transparent 60%),radial-gradient(ellipse 60% 50% at 80% 90%,rgba(224,92,26,.04) 0%,transparent 60%);pointer-events:none;z-index:0}
+body::before{content:'';position:fixed;inset:0;background:radial-gradient(ellipse 80% 60% at 20% 10%,rgba(26,63,199,.05) 0%,transparent 60%),radial-gradient(ellipse 60% 50% at 80% 90%,rgba(224,92,26,.04) 0%,transparent 60%);pointer-events:none;z-index:0}
 
-/* LOGIN */
+/* ============================================================
+   SPLASH SCREEN
+   ============================================================ */
+#splash{
+  position:fixed;inset:0;z-index:9999;background:#03040a;
+  display:flex;flex-direction:column;align-items:center;justify-content:center;
+  overflow:hidden;
+}
+#splash.fade-out{
+  animation:splashFadeOut .7s cubic-bezier(.4,0,1,1) forwards;
+}
+@keyframes splashFadeOut{
+  0%{opacity:1;transform:scale(1)}
+  100%{opacity:0;transform:scale(1.05);pointer-events:none}
+}
+
+/* Particle streaks */
+.streak{
+  position:absolute;height:1px;width:200px;
+  background:linear-gradient(90deg,transparent,rgba(30,75,216,.4),transparent);
+  border-radius:1px;
+  animation:streakMove linear infinite;
+  pointer-events:none;
+}
+@keyframes streakMove{
+  from{transform:translateX(-300px)}
+  to{transform:translateX(110vw)}
+}
+
+/* Radial glow behind content */
+.splash-bg-glow{
+  position:absolute;width:600px;height:600px;border-radius:50%;
+  background:radial-gradient(ellipse,rgba(30,75,216,.12) 0%,rgba(224,92,26,.06) 40%,transparent 70%);
+  animation:glowBreath 3s ease-in-out infinite;
+  pointer-events:none;
+}
+@keyframes glowBreath{
+  0%,100%{transform:scale(1);opacity:.7}
+  50%{transform:scale(1.12);opacity:1}
+}
+
+/* Ring around animated dragon */
+.splash-ring{
+  position:absolute;width:300px;height:300px;border-radius:50%;
+  border:1px solid rgba(30,75,216,.2);
+  animation:ringPulse 2.5s ease-in-out infinite;
+  pointer-events:none;
+}
+.splash-ring-2{
+  width:380px;height:380px;border-color:rgba(224,92,26,.1);
+  animation-delay:.6s;
+}
+@keyframes ringPulse{
+  0%,100%{transform:scale(1);opacity:.5}
+  50%{transform:scale(1.05);opacity:1}
+}
+
+/* Main content */
+.splash-content{
+  position:relative;z-index:2;
+  display:flex;flex-direction:column;align-items:center;gap:0;
+  animation:splashContentIn .9s cubic-bezier(.22,1,.36,1) both;
+}
+@keyframes splashContentIn{
+  from{opacity:0;transform:translateY(28px)}
+  to{opacity:1;transform:translateY(0)}
+}
+
+/* Animated dragon GIF */
+.splash-anim{
+  width:220px;height:220px;object-fit:contain;
+  /* GIF is white — filter makes it show correctly on dark bg */
+  filter:drop-shadow(0 0 40px rgba(30,75,216,.6)) drop-shadow(0 0 80px rgba(224,92,26,.3));
+  animation:dragonFloat 4s ease-in-out infinite;
+  margin-bottom:-.5rem;
+}
+@keyframes dragonFloat{
+  0%,100%{transform:translateY(0) rotate(0deg)}
+  33%{transform:translateY(-8px) rotate(.5deg)}
+  66%{transform:translateY(-4px) rotate(-.3deg)}
+}
+
+/* Wild Dragon wordmark */
+.splash-wordmark{
+  height:56px;max-width:360px;object-fit:contain;
+  /* Invert black logo to white, keep blue flame color */
+  filter:invert(1) drop-shadow(0 2px 12px rgba(0,0,0,.5));
+  animation:wordmarkIn .8s .25s cubic-bezier(.22,1,.36,1) both;
+}
+@keyframes wordmarkIn{
+  from{opacity:0;transform:translateY(10px) scale(.97)}
+  to{opacity:1;transform:translateY(0) scale(1)}
+}
+
+/* Dragon Wind subtitle */
+.splash-product{
+  margin-top:.9rem;
+  font-family:'JetBrains Mono',monospace;
+  font-size:.72rem;letter-spacing:.35em;text-transform:uppercase;
+  background:linear-gradient(90deg,var(--dragon),var(--dragon-bright),#ffb07a,var(--dragon-bright),var(--dragon));
+  background-size:200% auto;
+  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
+  animation:shimmer 3s linear infinite, wordmarkIn .8s .4s both;
+}
+@keyframes shimmer{
+  to{background-position:200% center}
+}
+
+/* Loading bar */
+.splash-progress-wrap{
+  margin-top:2rem;
+  width:200px;height:2px;background:rgba(255,255,255,.06);border-radius:2px;overflow:hidden;
+  animation:wordmarkIn .6s .55s both;
+}
+.splash-progress-bar{
+  height:100%;width:0%;border-radius:2px;
+  background:linear-gradient(90deg,var(--blue),var(--dragon-bright));
+  transition:width .08s linear;
+}
+
+/* Version stamp */
+.splash-version{
+  position:absolute;bottom:1.5rem;
+  font-family:'JetBrains Mono',monospace;font-size:.6rem;
+  color:rgba(255,255,255,.12);letter-spacing:.12em;
+}
+
+/* ============================================================
+   LOGIN
+   ============================================================ */
 .login-screen{position:fixed;inset:0;z-index:1000;display:flex;align-items:center;justify-content:center;background:var(--bg-primary)}
 .login-screen.hidden{display:none}
-.login-box{width:380px;background:var(--bg-card);border:1px solid var(--border);border-radius:16px;padding:2.5rem 2rem;text-align:center;position:relative;z-index:1}
-.login-logo{width:200px;height:100px;object-fit:contain;margin-bottom:1rem}
-.login-title{font-size:1.8rem;font-weight:800;background:linear-gradient(135deg,var(--dragon),var(--dragon-bright));-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:.25rem}
-.login-sub{font-size:.75rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:.1em;margin-bottom:2rem}
+.login-box{width:400px;background:var(--bg-card);border:1px solid var(--border);border-radius:18px;padding:2.5rem 2rem;text-align:center;position:relative;z-index:1;box-shadow:0 24px 80px rgba(0,0,0,.4)}
+
+/* Dragon icon in login */
+.login-icon-wrap{display:flex;flex-direction:column;align-items:center;gap:.5rem;margin-bottom:1.5rem}
+.login-dragon-icon{width:72px;height:72px;object-fit:contain;filter:drop-shadow(0 4px 16px rgba(30,75,216,.4));animation:dragonFloat 4s ease-in-out infinite}
+.login-wordmark{height:32px;max-width:220px;object-fit:contain}
+/* Invert black logo in dark mode only */
+body:not([data-theme="light"]) .login-wordmark{filter:invert(1)}
+
+.login-product{font-size:.65rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:.18em;margin-top:.25rem}
 .login-field{width:100%;padding:.75rem 1rem;font-family:'Outfit',sans-serif;font-size:.9rem;background:var(--bg-secondary);border:1px solid var(--border);border-radius:10px;color:var(--text-primary);outline:none;transition:all .2s;margin-bottom:.75rem}
-.login-field:focus{border-color:var(--dragon);box-shadow:0 0 0 3px var(--dragon-glow)}
+.login-field:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(30,75,216,.15)}
 .login-field::placeholder{color:var(--text-dim)}
-.login-btn{width:100%;padding:.8rem;margin-top:.5rem;font-family:'Outfit',sans-serif;font-size:.9rem;font-weight:600;color:#fff;background:linear-gradient(135deg,var(--dragon),var(--dragon-bright));border:none;border-radius:10px;cursor:pointer;transition:all .2s}
-.login-btn:hover{transform:translateY(-1px);box-shadow:0 6px 24px rgba(224,92,26,.35)}
+.login-btn{width:100%;padding:.8rem;margin-top:.5rem;font-family:'Outfit',sans-serif;font-size:.9rem;font-weight:700;color:#fff;background:linear-gradient(135deg,var(--blue),var(--blue-bright));border:none;border-radius:10px;cursor:pointer;transition:all .2s}
+.login-btn:hover{transform:translateY(-1px);box-shadow:0 6px 24px rgba(30,75,216,.35)}
 .login-btn:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
 .login-error{margin-top:.75rem;font-size:.8rem;color:var(--error);min-height:1.2em}
 
-/* APP */
+/* ============================================================
+   APP SHELL
+   ============================================================ */
 .app{position:relative;z-index:1}
 .app.hidden{display:none}
-.header{display:flex;align-items:center;justify-content:space-between;padding:1rem 2.5rem;border-bottom:1px solid var(--border);background:rgba(6,8,14,.85);backdrop-filter:blur(20px);position:sticky;top:0;z-index:100}
-.header-left{display:flex;align-items:center;gap:1rem;min-width:0;flex:1}
-.logo-mark{height:44px;object-fit:contain}
-.brand-name{font-size:1.3rem;font-weight:800;background:linear-gradient(135deg,var(--dragon),var(--dragon-bright));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
-.brand-sub{font-size:.6rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:.1em}
-.header-right{display:flex;align-items:center;gap:1rem;flex-shrink:0}
-.header-user{font-size:.78rem;color:var(--text-secondary);font-family:'JetBrains Mono',monospace}
-.btn-logout{padding:.4rem .9rem;font-family:'Outfit',sans-serif;font-size:.72rem;font-weight:600;background:var(--bg-secondary);border:1px solid var(--border);border-radius:6px;color:var(--text-secondary);cursor:pointer;transition:all .15s}
+
+/* HEADER */
+.header{display:flex;align-items:center;justify-content:space-between;padding:.8rem 2rem;border-bottom:1px solid var(--border);background:rgba(6,8,14,.9);backdrop-filter:blur(20px);position:sticky;top:0;z-index:100}
+.header-left{display:flex;align-items:center;gap:.85rem;min-width:0;flex:1}
+.header-dragon{width:40px;height:40px;object-fit:contain;filter:drop-shadow(0 2px 8px rgba(30,75,216,.5));flex-shrink:0}
+.header-wordmark{height:28px;max-width:180px;object-fit:contain;flex-shrink:0}
+body:not([data-theme="light"]) .header-wordmark{filter:invert(1)}
+[data-theme="light"] .header{background:rgba(240,242,247,.9)}
+[data-theme="light"] .header-dragon{filter:none}
+.header-product-tag{font-family:'JetBrains Mono',monospace;font-size:.58rem;color:var(--dragon-bright);text-transform:uppercase;letter-spacing:.15em;background:var(--dragon-glow);border:1px solid rgba(224,92,26,.25);border-radius:4px;padding:.15rem .45rem;flex-shrink:0}
+.header-right{display:flex;align-items:center;gap:.85rem;flex-shrink:0}
+.header-user{font-size:.75rem;color:var(--text-secondary);font-family:'JetBrains Mono',monospace}
+.btn-logout{padding:.35rem .85rem;font-family:'Outfit',sans-serif;font-size:.72rem;font-weight:600;background:var(--bg-secondary);border:1px solid var(--border);border-radius:6px;color:var(--text-secondary);cursor:pointer;transition:all .15s}
 .btn-logout:hover{border-color:var(--error);color:var(--error)}
-.theme-toggle{width:34px;height:34px;border-radius:8px;border:1px solid var(--border);background:var(--bg-secondary);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1rem;transition:all .2s}
-.theme-toggle:hover{border-color:var(--dragon);color:var(--dragon-bright)}
+.theme-toggle{width:32px;height:32px;border-radius:8px;border:1px solid var(--border);background:var(--bg-secondary);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:.95rem;transition:all .2s}
+.theme-toggle:hover{border-color:var(--blue);color:var(--blue-bright)}
 
 /* NAV TABS */
-.nav-tabs{display:flex;gap:0;padding:0 2.5rem;border-bottom:1px solid var(--border);background:var(--bg-secondary)}
-.nav-tab{padding:.65rem 1.25rem;font-size:.8rem;font-weight:600;color:var(--text-dim);cursor:pointer;border-bottom:2px solid transparent;transition:all .15s;white-space:nowrap}
+.nav-tabs{display:flex;padding:0 2rem;border-bottom:1px solid var(--border);background:var(--bg-secondary)}
+.nav-tab{padding:.65rem 1.1rem;font-size:.78rem;font-weight:600;color:var(--text-dim);cursor:pointer;border-bottom:2px solid transparent;transition:all .15s;white-space:nowrap}
 .nav-tab:hover{color:var(--text-secondary)}
-.nav-tab.active{color:var(--dragon-bright);border-bottom-color:var(--dragon-bright)}
-.nav-tab.admin-tab{color:var(--warning)}
+.nav-tab.active{color:var(--blue-bright);border-bottom-color:var(--blue-bright)}
 .nav-tab.admin-tab.active{color:var(--warning);border-bottom-color:var(--warning)}
 
-/* PAGE PANELS */
-.page{display:none;max-width:760px;margin:0 auto;padding:2rem 2.5rem}
+/* PAGES */
+.page{display:none;max-width:760px;margin:0 auto;padding:2rem 2rem}
 .page.active{display:block}
 
-/* SECTION */
-.section-title{font-size:.7rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--text-dim);margin-bottom:1rem;display:flex;align-items:center;gap:.6rem}
-.section-title::before{content:'';width:3px;height:14px;background:var(--dragon-bright);border-radius:2px}
+/* SECTION TITLE */
+.section-title{font-size:.68rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--text-dim);margin-bottom:1rem;display:flex;align-items:center;gap:.55rem}
+.section-title::before{content:'';width:3px;height:13px;background:linear-gradient(to bottom,var(--blue),var(--dragon));border-radius:2px}
 
-/* UPLOAD MODE SELECTOR */
-.mode-bar{display:flex;gap:.5rem;margin-bottom:1.5rem}
-.mode-btn{flex:1;padding:.65rem;border:1px solid var(--border);border-radius:10px;background:var(--bg-card);color:var(--text-secondary);cursor:pointer;font-family:'Outfit',sans-serif;font-size:.85rem;font-weight:600;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:.5rem}
+/* UPLOAD MODE */
+.mode-bar{display:flex;gap:.5rem;margin-bottom:1.25rem}
+.mode-btn{flex:1;padding:.65rem;border:1px solid var(--border);border-radius:10px;background:var(--bg-card);color:var(--text-secondary);cursor:pointer;font-family:'Outfit',sans-serif;font-size:.82rem;font-weight:600;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:.5rem}
 .mode-btn:hover{border-color:var(--border-bright);background:var(--bg-card-hover)}
-.mode-btn.active.http{border-color:var(--accent-bright);background:var(--accent-glow);color:var(--accent-bright)}
-.mode-btn.active.udp{border-color:var(--dragon-bright);background:var(--dragon-glow);color:var(--dragon-bright)}
-.mode-badge{font-size:.65rem;padding:.15rem .45rem;border-radius:4px;font-weight:700;text-transform:uppercase}
-.mode-btn.active.http .mode-badge{background:var(--accent-glow);color:var(--accent-bright)}
-.mode-btn.active.udp .mode-badge{background:var(--dragon-glow);color:var(--dragon-bright)}
-.mode-desc{font-size:.75rem;color:var(--text-dim);margin-bottom:1.5rem;padding:.6rem .9rem;background:var(--bg-card);border:1px solid var(--border);border-radius:8px}
+.mode-btn.active-http{border-color:var(--blue-bright);background:var(--accent-glow);color:var(--blue-bright)}
+.mode-btn.active-udp{border-color:var(--dragon-bright);background:var(--dragon-glow);color:var(--dragon-bright)}
+.mode-badge{font-size:.62rem;padding:.12rem .4rem;border-radius:4px;font-weight:700;text-transform:uppercase;background:rgba(255,255,255,.06)}
+.mode-desc{font-size:.78rem;color:var(--text-dim);margin-bottom:1.5rem;padding:.65rem .9rem;background:var(--bg-card);border:1px solid var(--border);border-radius:8px;line-height:1.5}
 
 /* FOLDER CHIPS */
 .tree-root-bar{display:flex;flex-wrap:wrap;gap:.4rem;margin-bottom:.6rem}
-.tree-chip{display:inline-flex;align-items:center;gap:.4rem;padding:.4rem .85rem;font-family:'JetBrains Mono',monospace;font-size:.78rem;border-radius:20px;cursor:pointer;transition:all .15s;border:1px solid var(--border);background:var(--bg-secondary);color:var(--text-secondary);user-select:none}
+.tree-chip{display:inline-flex;align-items:center;gap:.4rem;padding:.38rem .8rem;font-family:'JetBrains Mono',monospace;font-size:.76rem;border-radius:20px;cursor:pointer;transition:all .15s;border:1px solid var(--border);background:var(--bg-secondary);color:var(--text-secondary);user-select:none}
 .tree-chip:hover{border-color:var(--border-bright);background:var(--bg-card)}
-.tree-chip.active{border-color:var(--accent-bright);background:var(--accent-glow);color:var(--accent-bright)}
+.tree-chip.active{border-color:var(--blue-bright);background:var(--accent-glow);color:var(--blue-bright)}
 .tree-chip .rm{font-size:.6rem;width:16px;height:16px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;background:transparent;border:none;color:inherit;cursor:pointer;opacity:.5;transition:all .15s}
 .tree-chip .rm:hover{opacity:1;background:var(--error-bg);color:var(--error)}
-.tree-chip-none{display:inline-flex;align-items:center;padding:.4rem .85rem;font-family:'JetBrains Mono',monospace;font-size:.78rem;border-radius:20px;cursor:pointer;transition:all .15s;border:1px solid var(--border);background:var(--bg-secondary);color:var(--text-dim);user-select:none;font-style:italic}
-.tree-chip-none.active{border-color:var(--accent-bright);background:var(--accent-glow);color:var(--accent-bright);font-style:normal}
+.tree-chip-none{display:inline-flex;align-items:center;padding:.38rem .8rem;font-family:'JetBrains Mono',monospace;font-size:.76rem;border-radius:20px;cursor:pointer;transition:all .15s;border:1px solid var(--border);background:var(--bg-secondary);color:var(--text-dim);user-select:none;font-style:italic}
+.tree-chip-none.active{border-color:var(--blue-bright);background:var(--accent-glow);color:var(--blue-bright);font-style:normal}
 .add-row{display:flex;gap:.4rem;align-items:center}
-.add-input{flex:1;padding:.4rem .75rem;font-family:'JetBrains Mono',monospace;font-size:.76rem;background:var(--bg-secondary);border:1px solid var(--border);border-radius:8px;color:var(--text-primary);outline:none;transition:all .2s}
-.add-input:focus{border-color:var(--dragon);box-shadow:0 0 0 3px var(--dragon-glow)}
+.add-input{flex:1;padding:.38rem .7rem;font-family:'JetBrains Mono',monospace;font-size:.76rem;background:var(--bg-secondary);border:1px solid var(--border);border-radius:8px;color:var(--text-primary);outline:none;transition:all .2s}
+.add-input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(30,75,216,.12)}
 .add-input::placeholder{color:var(--text-dim)}
-.btn-small{padding:.4rem .85rem;font-family:'Outfit',sans-serif;font-size:.72rem;font-weight:600;background:var(--dragon);color:#fff;border:none;border-radius:8px;cursor:pointer;transition:all .15s;white-space:nowrap}
-.btn-small:hover{background:var(--dragon-bright)}
-.tree-toggle{display:inline-flex;align-items:center;gap:.4rem;padding:.35rem .8rem;margin-top:.6rem;font-size:.72rem;font-weight:600;background:var(--bg-secondary);border:1px solid var(--border);border-radius:6px;color:var(--text-secondary);cursor:pointer;transition:all .15s;user-select:none}
+.btn-small{padding:.38rem .8rem;font-family:'Outfit',sans-serif;font-size:.72rem;font-weight:600;background:var(--blue);color:#fff;border:none;border-radius:8px;cursor:pointer;transition:all .15s;white-space:nowrap}
+.btn-small:hover{background:var(--blue-bright)}
+.tree-toggle{display:inline-flex;align-items:center;gap:.4rem;padding:.32rem .75rem;margin-top:.55rem;font-size:.7rem;font-weight:600;background:var(--bg-secondary);border:1px solid var(--border);border-radius:6px;color:var(--text-secondary);cursor:pointer;transition:all .15s;user-select:none}
 .tree-toggle:hover{border-color:var(--border-bright);color:var(--text-primary)}
-.tree-toggle .arrow{transition:transform .2s;display:inline-block;font-size:.6rem}
+.tree-toggle .arrow{transition:transform .2s;display:inline-block;font-size:.55rem}
 .tree-toggle.open .arrow{transform:rotate(90deg)}
 .tree-panel{max-height:0;overflow:hidden;transition:max-height .35s ease,opacity .25s ease;opacity:0}
 .tree-panel.open{max-height:2000px;opacity:1}
-.tree-inner{margin-top:.7rem;padding:1rem;background:var(--bg-card);border:1px solid var(--border);border-radius:10px;max-height:400px;overflow-y:auto}
+.tree-inner{margin-top:.7rem;padding:1rem;background:var(--bg-card);border:1px solid var(--border);border-radius:10px;max-height:380px;overflow-y:auto}
 
 /* DROP ZONE */
-.drop-zone{border:2px dashed var(--border);border-radius:14px;padding:2.5rem;text-align:center;cursor:pointer;transition:all .25s;background:var(--bg-card);margin-bottom:1.5rem;position:relative}
-.drop-zone:hover,.drop-zone.drag-over{border-color:var(--dragon-bright);background:var(--dragon-glow)}
-.drop-zone-icon{font-size:2rem;margin-bottom:.75rem;display:block}
-.drop-zone-label{font-size:.95rem;font-weight:600;color:var(--text-secondary);margin-bottom:.35rem}
-.drop-zone-sub{font-size:.78rem;color:var(--text-dim)}
+.drop-zone{border:2px dashed var(--border);border-radius:14px;padding:2.5rem;text-align:center;cursor:pointer;transition:all .25s;background:var(--bg-card);margin-bottom:1.25rem;position:relative}
+.drop-zone:hover,.drop-zone.drag-over{border-color:var(--blue-bright);background:var(--accent-glow)}
+.drop-zone-icon{font-size:2rem;margin-bottom:.65rem;display:block}
+.drop-zone-label{font-size:.92rem;font-weight:600;color:var(--text-secondary);margin-bottom:.3rem}
+.drop-zone-sub{font-size:.76rem;color:var(--text-dim)}
 #file-input{display:none}
 
 /* FILE LIST */
-.file-list{margin-bottom:1.5rem}
-.file-item{display:flex;align-items:center;gap:.75rem;padding:.65rem .9rem;background:var(--bg-card);border:1px solid var(--border);border-radius:10px;margin-bottom:.4rem;transition:all .2s}
+.file-list{margin-bottom:1.25rem}
+.file-item{display:flex;align-items:center;gap:.75rem;padding:.6rem .85rem;background:var(--bg-card);border:1px solid var(--border);border-radius:10px;margin-bottom:.4rem;transition:all .2s}
 .file-item:hover{border-color:var(--border-bright)}
-.file-icon{font-size:1.1rem;flex-shrink:0}
+.file-icon{font-size:1.05rem;flex-shrink:0}
 .file-info{flex:1;min-width:0}
-.file-name{font-size:.82rem;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
-.file-size{font-size:.7rem;color:var(--text-dim);font-family:'JetBrains Mono',monospace}
-.file-status{font-size:.75rem;font-weight:600;flex-shrink:0}
+.file-name{font-size:.8rem;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
+.file-size{font-size:.68rem;color:var(--text-dim);font-family:'JetBrains Mono',monospace}
+.file-status{font-size:.72rem;font-weight:600;flex-shrink:0}
 .file-status.pending{color:var(--text-dim)}
-.file-status.uploading{color:var(--accent-bright)}
+.file-status.uploading{color:var(--blue-bright)}
 .file-status.done{color:var(--success)}
 .file-status.error{color:var(--error)}
-.file-remove{width:24px;height:24px;border-radius:50%;border:none;background:transparent;color:var(--text-dim);cursor:pointer;font-size:.7rem;display:flex;align-items:center;justify-content:center;transition:all .15s;flex-shrink:0}
+.file-remove{width:22px;height:22px;border-radius:50%;border:none;background:transparent;color:var(--text-dim);cursor:pointer;font-size:.68rem;display:flex;align-items:center;justify-content:center;transition:all .15s;flex-shrink:0}
 .file-remove:hover{background:var(--error-bg);color:var(--error)}
-.file-progress{height:3px;background:var(--border);border-radius:2px;margin-top:.35rem;overflow:hidden}
-.file-progress-bar{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-bright));border-radius:2px;transition:width .3s}
+.file-progress{height:3px;background:var(--border);border-radius:2px;margin-top:.3rem;overflow:hidden}
+.file-progress-bar{height:100%;background:linear-gradient(90deg,var(--blue),var(--blue-bright));border-radius:2px;transition:width .3s}
 .file-progress-bar.udp{background:linear-gradient(90deg,var(--dragon),var(--dragon-bright))}
 
 /* UPLOAD BUTTON */
-.btn-upload{width:100%;padding:.95rem;font-family:'Outfit',sans-serif;font-size:1rem;font-weight:700;color:#fff;background:linear-gradient(135deg,var(--dragon),var(--dragon-bright));border:none;border-radius:12px;cursor:pointer;transition:all .2s;letter-spacing:.02em}
-.btn-upload:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 28px rgba(224,92,26,.4)}
+.btn-upload{width:100%;padding:.9rem;font-family:'Outfit',sans-serif;font-size:.98rem;font-weight:700;color:#fff;border:none;border-radius:12px;cursor:pointer;transition:all .2s;letter-spacing:.02em;background:linear-gradient(135deg,var(--blue),var(--blue-bright))}
+.btn-upload:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 28px rgba(30,75,216,.4)}
 .btn-upload:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
-.btn-upload.http{background:linear-gradient(135deg,var(--accent),var(--accent-bright))}
-.btn-upload.http:hover:not(:disabled){box-shadow:0 8px 28px rgba(43,92,255,.4)}
+.btn-upload.udp{background:linear-gradient(135deg,var(--dragon),var(--dragon-bright))}
+.btn-upload.udp:hover:not(:disabled){box-shadow:0 8px 28px rgba(224,92,26,.4)}
 
-/* UPLOAD STATS */
-.upload-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:.75rem;margin-bottom:1.5rem}
-.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:10px;padding:.9rem;text-align:center}
+/* STATS */
+.upload-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:.75rem;margin-top:1.5rem}
+.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:10px;padding:.85rem;text-align:center}
 .stat-value{font-size:1.4rem;font-weight:700;color:var(--text-primary);font-family:'JetBrains Mono',monospace}
-.stat-label{font-size:.68rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:.08em;margin-top:.2rem}
+.stat-label{font-size:.65rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:.09em;margin-top:.2rem}
 
 /* AMPP MONITOR */
-.job-list{display:flex;flex-direction:column;gap:.5rem}
-.job-item{background:var(--bg-card);border:1px solid var(--border);border-radius:10px;padding:.8rem 1rem;display:flex;align-items:center;gap:.75rem;transition:border-color .15s}
+.job-list{display:flex;flex-direction:column;gap:.45rem}
+.job-item{background:var(--bg-card);border:1px solid var(--border);border-radius:10px;padding:.75rem .95rem;display:flex;align-items:center;gap:.75rem;transition:border-color .15s}
 .job-item:hover{border-color:var(--border-bright)}
-.job-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}
-.job-dot.running{background:var(--accent-bright);box-shadow:0 0 6px var(--accent-bright);animation:pulse 1.5s infinite}
+.job-dot{width:9px;height:9px;border-radius:50%;flex-shrink:0}
+.job-dot.running{background:var(--blue-bright);box-shadow:0 0 6px var(--blue-bright);animation:pulse 1.5s infinite}
 .job-dot.completed{background:var(--success)}
 .job-dot.failed{background:var(--error)}
 .job-dot.queued{background:var(--warning)}
 .job-dot.unknown{background:var(--text-dim)}
 @keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
 .job-info{flex:1;min-width:0}
-.job-name{font-size:.82rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
-.job-meta{font-size:.7rem;color:var(--text-dim);font-family:'JetBrains Mono',monospace;margin-top:.15rem}
-.job-status{font-size:.72rem;font-weight:600;flex-shrink:0;padding:.2rem .6rem;border-radius:5px}
-.job-status.running{background:var(--accent-glow);color:var(--accent-bright)}
+.job-name{font-size:.8rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
+.job-meta{font-size:.68rem;color:var(--text-dim);font-family:'JetBrains Mono',monospace;margin-top:.12rem}
+.job-status{font-size:.7rem;font-weight:600;flex-shrink:0;padding:.18rem .55rem;border-radius:5px}
+.job-status.running{background:var(--accent-glow);color:var(--blue-bright)}
 .job-status.completed{background:var(--success-bg);color:var(--success)}
 .job-status.failed{background:var(--error-bg);color:var(--error)}
 .job-status.queued{background:var(--warning-bg);color:var(--warning)}
-.refresh-btn{padding:.35rem .8rem;font-size:.72rem;font-weight:600;background:var(--bg-secondary);border:1px solid var(--border);border-radius:6px;color:var(--text-secondary);cursor:pointer;transition:all .15s}
+.refresh-btn{padding:.32rem .75rem;font-size:.7rem;font-weight:600;background:var(--bg-secondary);border:1px solid var(--border);border-radius:6px;color:var(--text-secondary);cursor:pointer;transition:all .15s}
 .refresh-btn:hover{border-color:var(--border-bright);color:var(--text-primary)}
 
-/* ADMIN PANELS */
-.admin-tabs{display:flex;gap:0;border-bottom:1px solid var(--border);margin-bottom:1.5rem}
-.admin-tab{padding:.5rem 1rem;font-size:.78rem;font-weight:600;color:var(--text-dim);cursor:pointer;border-bottom:2px solid transparent;transition:all .15s}
+/* ADMIN */
+.admin-tabs{display:flex;border-bottom:1px solid var(--border);margin-bottom:1.5rem}
+.admin-tab{padding:.5rem 1rem;font-size:.76rem;font-weight:600;color:var(--text-dim);cursor:pointer;border-bottom:2px solid transparent;transition:all .15s}
 .admin-tab:hover{color:var(--text-secondary)}
-.admin-tab.active{color:var(--dragon-bright);border-bottom-color:var(--dragon-bright)}
+.admin-tab.active{color:var(--blue-bright);border-bottom-color:var(--blue-bright)}
 .admin-panel{display:none}
 .admin-panel.active{display:block}
 
 /* FORMS */
 .form-group{margin-bottom:1rem}
-.form-label{display:block;font-size:.75rem;font-weight:600;color:var(--text-secondary);margin-bottom:.4rem;text-transform:uppercase;letter-spacing:.05em}
-.form-input{width:100%;padding:.65rem .9rem;font-family:'Outfit',sans-serif;font-size:.88rem;background:var(--bg-secondary);border:1px solid var(--border);border-radius:8px;color:var(--text-primary);outline:none;transition:all .2s}
-.form-input:focus{border-color:var(--dragon);box-shadow:0 0 0 3px var(--dragon-glow)}
+.form-label{display:block;font-size:.72rem;font-weight:700;color:var(--text-secondary);margin-bottom:.38rem;text-transform:uppercase;letter-spacing:.06em}
+.form-input{width:100%;padding:.62rem .88rem;font-family:'Outfit',sans-serif;font-size:.86rem;background:var(--bg-secondary);border:1px solid var(--border);border-radius:8px;color:var(--text-primary);outline:none;transition:all .2s}
+.form-input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(30,75,216,.12)}
 .form-input::placeholder{color:var(--text-dim)}
 .form-input[type="password"]{letter-spacing:.1em}
-.form-hint{font-size:.7rem;color:var(--text-dim);margin-top:.3rem}
+.form-hint{font-size:.68rem;color:var(--text-dim);margin-top:.28rem}
 .form-row{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}
-.btn-row{display:flex;gap:.75rem;margin-top:1.25rem;flex-wrap:wrap}
-.btn-primary{padding:.65rem 1.5rem;font-family:'Outfit',sans-serif;font-size:.85rem;font-weight:700;color:#fff;background:linear-gradient(135deg,var(--dragon),var(--dragon-bright));border:none;border-radius:9px;cursor:pointer;transition:all .2s}
-.btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 16px rgba(224,92,26,.35)}
+.btn-row{display:flex;gap:.75rem;margin-top:1.2rem;flex-wrap:wrap}
+.btn-primary{padding:.62rem 1.4rem;font-family:'Outfit',sans-serif;font-size:.84rem;font-weight:700;color:#fff;background:linear-gradient(135deg,var(--blue),var(--blue-bright));border:none;border-radius:9px;cursor:pointer;transition:all .2s}
+.btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 16px rgba(30,75,216,.35)}
 .btn-primary:disabled{opacity:.4;cursor:not-allowed;transform:none}
-.btn-secondary{padding:.65rem 1.5rem;font-family:'Outfit',sans-serif;font-size:.85rem;font-weight:600;background:var(--bg-secondary);border:1px solid var(--border);border-radius:9px;color:var(--text-secondary);cursor:pointer;transition:all .2s}
+.btn-secondary{padding:.62rem 1.4rem;font-family:'Outfit',sans-serif;font-size:.84rem;font-weight:600;background:var(--bg-secondary);border:1px solid var(--border);border-radius:9px;color:var(--text-secondary);cursor:pointer;transition:all .2s}
 .btn-secondary:hover{border-color:var(--border-bright);color:var(--text-primary)}
-.btn-danger{padding:.65rem 1.5rem;font-family:'Outfit',sans-serif;font-size:.85rem;font-weight:600;background:transparent;border:1px solid var(--error);border-radius:9px;color:var(--error);cursor:pointer;transition:all .2s}
+.btn-danger{padding:.62rem 1.4rem;font-family:'Outfit',sans-serif;font-size:.84rem;font-weight:600;background:transparent;border:1px solid var(--error);border-radius:9px;color:var(--error);cursor:pointer;transition:all .2s}
 .btn-danger:hover{background:var(--error-bg)}
 
-/* STATUS MESSAGES */
-.status-msg{padding:.7rem 1rem;border-radius:8px;font-size:.82rem;font-weight:600;margin-top:.75rem;display:none}
+/* STATUS */
+.status-msg{padding:.65rem .95rem;border-radius:8px;font-size:.8rem;font-weight:600;margin-top:.75rem;display:none}
 .status-msg.success{background:var(--success-bg);color:var(--success);border:1px solid rgba(34,197,94,.2);display:block}
 .status-msg.error{background:var(--error-bg);color:var(--error);border:1px solid rgba(239,68,68,.2);display:block}
-.status-msg.loading{background:var(--accent-glow);color:var(--accent-bright);border:1px solid rgba(43,92,255,.2);display:block}
+.status-msg.loading{background:var(--accent-glow);color:var(--blue-bright);border:1px solid rgba(30,75,216,.2);display:block}
 
 /* USER TABLE */
 .user-table{width:100%;border-collapse:collapse}
-.user-table th{text-align:left;font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-dim);padding:.5rem .75rem;border-bottom:1px solid var(--border)}
-.user-table td{padding:.65rem .75rem;font-size:.82rem;border-bottom:1px solid var(--border);vertical-align:middle}
+.user-table th{text-align:left;font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.09em;color:var(--text-dim);padding:.48rem .72rem;border-bottom:1px solid var(--border)}
+.user-table td{padding:.62rem .72rem;font-size:.8rem;border-bottom:1px solid var(--border);vertical-align:middle}
 .user-table tr:hover td{background:var(--bg-card-hover)}
-.role-badge{display:inline-flex;padding:.2rem .55rem;border-radius:5px;font-size:.68rem;font-weight:700;text-transform:uppercase}
+.role-badge{display:inline-flex;padding:.18rem .52rem;border-radius:5px;font-size:.66rem;font-weight:700;text-transform:uppercase}
 .role-badge.admin{background:var(--dragon-glow);color:var(--dragon-bright)}
-.role-badge.user{background:var(--accent-glow);color:var(--accent-bright)}
+.role-badge.user{background:var(--accent-glow);color:var(--blue-bright)}
 
 /* RELAY STATUS */
-.relay-status-indicator{display:flex;align-items:center;gap:.5rem;padding:.5rem .9rem;border-radius:8px;border:1px solid var(--border);background:var(--bg-card);font-size:.8rem;font-weight:600;margin-bottom:1rem}
-.relay-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}
+.relay-status-indicator{display:flex;align-items:center;gap:.5rem;padding:.48rem .85rem;border-radius:8px;border:1px solid var(--border);background:var(--bg-card);font-size:.78rem;font-weight:600;margin-bottom:1rem}
+.relay-dot{width:9px;height:9px;border-radius:50%;flex-shrink:0}
 .relay-dot.green{background:var(--success);box-shadow:0 0 6px var(--success)}
 .relay-dot.red{background:var(--error)}
 .relay-dot.grey{background:var(--text-dim)}
 
-/* TOAST */
-.toast-container{position:fixed;bottom:1.5rem;right:1.5rem;z-index:9999;display:flex;flex-direction:column;gap:.5rem;pointer-events:none}
-.toast{padding:.75rem 1.25rem;border-radius:10px;font-size:.82rem;font-weight:600;border:1px solid;backdrop-filter:blur(12px);opacity:0;transform:translateY(10px);transition:all .25s;pointer-events:none;max-width:320px}
+/* TOASTS */
+.toast-container{position:fixed;bottom:1.5rem;right:1.5rem;z-index:9999;display:flex;flex-direction:column;gap:.45rem;pointer-events:none}
+.toast{padding:.7rem 1.15rem;border-radius:10px;font-size:.8rem;font-weight:600;border:1px solid;backdrop-filter:blur(12px);opacity:0;transform:translateY(8px);transition:all .25s;pointer-events:none;max-width:300px}
 .toast.show{opacity:1;transform:translateY(0)}
-.toast.success{background:rgba(34,197,94,.12);border-color:rgba(34,197,94,.3);color:var(--success)}
-.toast.error{background:rgba(239,68,68,.12);border-color:rgba(239,68,68,.3);color:var(--error)}
-.toast.info{background:rgba(43,92,255,.12);border-color:rgba(43,92,255,.3);color:var(--accent-bright)}
+.toast.success{background:rgba(34,197,94,.1);border-color:rgba(34,197,94,.25);color:var(--success)}
+.toast.error{background:rgba(239,68,68,.1);border-color:rgba(239,68,68,.25);color:var(--error)}
+.toast.info{background:rgba(30,75,216,.1);border-color:rgba(30,75,216,.25);color:var(--blue-bright)}
 </style>
 </head>
 <body>
 
-<!-- LOGIN -->
-<div class="login-screen" id="login-screen">
+<!-- ============================================================
+     SPLASH SCREEN
+     ============================================================ -->
+<div id="splash">
+  <!-- Animated background rings -->
+  <div class="splash-bg-glow"></div>
+  <div class="splash-ring"></div>
+  <div class="splash-ring splash-ring-2"></div>
+
+  <!-- Wind streaks (injected by JS) -->
+
+  <!-- Main content -->
+  <div class="splash-content">
+    <!-- Animated dragon GIF -->
+    <img class="splash-anim" src="/dragon-anim.gif" alt="" draggable="false"/>
+
+    <!-- Wild Dragon wordmark -->
+    <img class="splash-wordmark" src="/wilddragon-logo.png" alt="Wild Dragon" draggable="false"/>
+
+    <!-- Product subtitle -->
+    <div class="splash-product">Dragon Wind &nbsp;·&nbsp; Broadcast Upload Platform</div>
+
+    <!-- Loading bar -->
+    <div class="splash-progress-wrap">
+      <div class="splash-progress-bar" id="splash-bar"></div>
+    </div>
+  </div>
+
+  <div class="splash-version">v1.0 &nbsp;·&nbsp; wilddragon.net</div>
+</div>
+
+<!-- ============================================================
+     LOGIN
+     ============================================================ -->
+<div class="login-screen hidden" id="login-screen">
   <div class="login-box">
-    <img class="login-logo" src="/logo.png" alt="Dragon Wind" onerror="this.style.display='none'"/>
-    <div class="login-title">Dragon Wind</div>
-    <div class="login-sub">Broadcast Upload Platform</div>
+    <div class="login-icon-wrap">
+      <img class="login-dragon-icon" src="/dragon-icon.png" alt="Wild Dragon"/>
+      <img class="login-wordmark" src="/wilddragon-logo.png" alt="Wild Dragon"/>
+      <div class="login-product">Dragon Wind · Broadcast Platform</div>
+    </div>
     <input class="login-field" id="login-user" type="text" placeholder="Username" autocomplete="username"/>
     <input class="login-field" id="login-pass" type="password" placeholder="Password" autocomplete="current-password"/>
     <button class="login-btn" id="login-btn" onclick="doLogin()">Sign In</button>
@@ -244,50 +420,51 @@ body::before{content:'';position:fixed;inset:0;background:radial-gradient(ellips
   </div>
 </div>
 
-<!-- APP -->
+<!-- ============================================================
+     APP
+     ============================================================ -->
 <div class="app hidden" id="app">
 
   <!-- HEADER -->
   <div class="header">
     <div class="header-left">
-      <img class="logo-mark" src="/logo.png" alt="Dragon Wind" onerror="this.style.display='none'"/>
-      <div><div class="brand-name">Dragon Wind</div><div class="brand-sub">Broadcast Upload Platform</div></div>
+      <img class="header-dragon" src="/dragon-icon.png" alt="Wild Dragon"/>
+      <img class="header-wordmark" src="/wilddragon-logo.png" alt="Wild Dragon"/>
+      <span class="header-product-tag">Dragon Wind</span>
     </div>
     <div class="header-right">
       <span class="header-user" id="header-user"></span>
-      <button class="theme-toggle" onclick="toggleTheme()">🌙</button>
+      <button class="theme-toggle" id="theme-btn" onclick="toggleTheme()">🌙</button>
       <button class="btn-logout" onclick="doLogout()">Sign Out</button>
     </div>
   </div>
 
-  <!-- NAV -->
-  <div class="nav-tabs" id="nav-tabs">
+  <!-- NAV TABS -->
+  <div class="nav-tabs">
     <div class="nav-tab active" data-page="upload" onclick="switchPage('upload')">🌪️ Upload</div>
     <div class="nav-tab" data-page="monitor" onclick="switchPage('monitor')">📡 AMPP Monitor</div>
-    <div class="nav-tab admin-only hidden" data-page="admin" onclick="switchPage('admin')">⚙️ Admin</div>
+    <div class="nav-tab admin-tab admin-only hidden" data-page="admin" onclick="switchPage('admin')">⚙️ Admin</div>
   </div>
 
   <!-- UPLOAD PAGE -->
   <div class="page active" id="page-upload">
 
-    <!-- Mode Selector -->
-    <div style="margin-bottom:1rem;margin-top:1.5rem">
+    <div style="margin-top:1.5rem">
       <div class="section-title">Upload Mode</div>
       <div class="mode-bar">
-        <button class="mode-btn http active" id="mode-http" onclick="setMode('http')">
+        <button class="mode-btn active-http" id="mode-http" onclick="setMode('http')">
           🔗 HTTP <span class="mode-badge">Reliable</span>
         </button>
-        <button class="mode-btn udp" id="mode-udp" onclick="setMode('udp')">
+        <button class="mode-btn" id="mode-udp" onclick="setMode('udp')">
           ⚡ UDP <span class="mode-badge">Fast WAN</span>
         </button>
       </div>
       <div class="mode-desc" id="mode-desc">
-        <strong>HTTP Mode:</strong> Direct S3 upload via presigned URL. Best for LAN and stable connections. Speeds: 50–200 MB/s.
+        <strong>HTTP Mode:</strong> Direct S3 presigned upload. Best for LAN and stable connections. Speeds: 50–200 MB/s.
       </div>
     </div>
 
-    <!-- Folder Prefix -->
-    <div class="folder-section" style="margin-bottom:1.5rem">
+    <div style="margin-bottom:1.5rem">
       <div class="section-title">Destination Folder</div>
       <div class="tree-root-bar" id="prefix-chips"></div>
       <button class="tree-toggle" id="tree-toggle-btn" onclick="toggleTree()">
@@ -296,16 +473,15 @@ body::before{content:'';position:fixed;inset:0;background:radial-gradient(ellips
       <div class="tree-panel" id="tree-panel">
         <div class="tree-inner" id="tree-inner"></div>
       </div>
-      <div class="add-row" style="margin-top:.6rem" id="add-folder-row">
+      <div class="add-row" style="margin-top:.55rem" id="add-folder-row">
         <input class="add-input" id="new-folder-input" placeholder="New folder name…" onkeydown="if(event.key==='Enter')addFolder()"/>
         <button class="btn-small" onclick="addFolder()">+ Add</button>
       </div>
-      <div style="margin-top:.5rem;font-size:.75rem;color:var(--text-dim)">
-        Selected: <code id="prefix-display" style="color:var(--accent-bright);font-family:'JetBrains Mono',monospace">(root)</code>
+      <div style="margin-top:.45rem;font-size:.73rem;color:var(--text-dim)">
+        Prefix: <code id="prefix-display" style="color:var(--blue-bright);font-family:'JetBrains Mono',monospace">(root)</code>
       </div>
     </div>
 
-    <!-- Drop Zone -->
     <div class="section-title">Files</div>
     <div class="drop-zone" id="drop-zone" onclick="document.getElementById('file-input').click()" ondragover="onDragOver(event)" ondragleave="onDragLeave(event)" ondrop="onDrop(event)">
       <span class="drop-zone-icon">📂</span>
@@ -314,20 +490,16 @@ body::before{content:'';position:fixed;inset:0;background:radial-gradient(ellips
     </div>
     <input id="file-input" type="file" multiple onchange="onFileInputChange(event)"/>
 
-    <!-- File List -->
     <div class="file-list" id="file-list"></div>
 
-    <!-- Upload Button -->
-    <button class="btn-upload http" id="upload-btn" onclick="startUpload()" disabled>Upload Files</button>
+    <button class="btn-upload" id="upload-btn" onclick="startUpload()" disabled>Upload Files</button>
 
-    <!-- Stats -->
-    <div class="upload-stats" style="margin-top:1.5rem">
+    <div class="upload-stats">
       <div class="stat-card"><div class="stat-value" id="stat-total">0</div><div class="stat-label">Total Files</div></div>
       <div class="stat-card"><div class="stat-value" id="stat-done">0</div><div class="stat-label">Completed</div></div>
       <div class="stat-card"><div class="stat-value" id="stat-failed">0</div><div class="stat-label">Failed</div></div>
     </div>
-
-  </div><!-- /page-upload -->
+  </div>
 
   <!-- AMPP MONITOR PAGE -->
   <div class="page" id="page-monitor">
@@ -337,7 +509,7 @@ body::before{content:'';position:fixed;inset:0;background:radial-gradient(ellips
     </div>
     <div id="ampp-status" class="status-msg"></div>
     <div class="job-list" id="job-list">
-      <div style="color:var(--text-dim);font-size:.85rem;text-align:center;padding:2rem">Loading jobs…</div>
+      <div style="color:var(--text-dim);font-size:.85rem;text-align:center;padding:2rem">Loading…</div>
     </div>
   </div>
 
@@ -351,30 +523,18 @@ body::before{content:'';position:fixed;inset:0;background:radial-gradient(ellips
       <div class="admin-tab" onclick="switchAdminTab('folders')">Folders</div>
     </div>
 
-    <!-- S3 SETTINGS -->
+    <!-- S3 -->
     <div class="admin-panel active" id="admin-s3">
       <div class="section-title">S3 Storage Configuration</div>
-      <div class="form-group">
-        <label class="form-label">Endpoint URL</label>
-        <input class="form-input" id="s3-endpoint" type="url" placeholder="https://s3.example.com or https://minio.yourhost.com:9000"/>
-      </div>
+      <div class="form-group"><label class="form-label">Endpoint URL</label><input class="form-input" id="s3-endpoint" type="url" placeholder="https://s3.example.com"/></div>
       <div class="form-row">
-        <div class="form-group">
-          <label class="form-label">Region</label>
-          <input class="form-input" id="s3-region" type="text" placeholder="us-east-1"/>
-        </div>
-        <div class="form-group">
-          <label class="form-label">Bucket Name</label>
-          <input class="form-input" id="s3-bucket" type="text" placeholder="mybucket"/>
-        </div>
-      </div>
-      <div class="form-group">
-        <label class="form-label">Access Key ID</label>
-        <input class="form-input" id="s3-access-key" type="text" placeholder="AKIAIOSFODNN7EXAMPLE" autocomplete="off"/>
+        <div class="form-group"><label class="form-label">Region</label><input class="form-input" id="s3-region" type="text" placeholder="us-east-1"/></div>
+        <div class="form-group"><label class="form-label">Bucket Name</label><input class="form-input" id="s3-bucket" type="text" placeholder="mybucket"/></div>
       </div>
+      <div class="form-group"><label class="form-label">Access Key ID</label><input class="form-input" id="s3-access-key" type="text" autocomplete="off"/></div>
       <div class="form-group">
         <label class="form-label">Secret Access Key</label>
-        <input class="form-input" id="s3-secret-key" type="password" placeholder="Leave blank to keep existing secret key" autocomplete="new-password"/>
+        <input class="form-input" id="s3-secret-key" type="password" placeholder="Leave blank to keep existing" autocomplete="new-password"/>
         <div class="form-hint" id="s3-secret-hint"></div>
       </div>
       <div class="btn-row">
@@ -384,23 +544,12 @@ body::before{content:'';position:fixed;inset:0;background:radial-gradient(ellips
       <div class="status-msg" id="s3-status"></div>
     </div>
 
-    <!-- RELAY SETTINGS -->
+    <!-- Relay -->
     <div class="admin-panel" id="admin-relay">
       <div class="section-title">UDP Relay Configuration</div>
-      <div class="relay-status-indicator" id="relay-status-bar">
-        <div class="relay-dot grey" id="relay-dot"></div>
-        <span id="relay-status-text">Not checked</span>
-      </div>
-      <div class="form-group">
-        <label class="form-label">Relay Server URL</label>
-        <input class="form-input" id="relay-url" type="url" placeholder="https://relay.yourdomain.com"/>
-        <div class="form-hint">Base URL of your Dragon Wind UDP Relay container (TCP control port)</div>
-      </div>
-      <div class="form-group">
-        <label class="form-label">UDP Data Port</label>
-        <input class="form-input" id="relay-udp-port" type="number" placeholder="5000" min="1024" max="65535"/>
-        <div class="form-hint">UDP port exposed by the relay container (must be port-forwarded)</div>
-      </div>
+      <div class="relay-status-indicator"><div class="relay-dot grey" id="relay-dot"></div><span id="relay-status-text">Not checked</span></div>
+      <div class="form-group"><label class="form-label">Relay Server URL</label><input class="form-input" id="relay-url" type="url" placeholder="https://relay.yourdomain.com"/><div class="form-hint">Base URL of your Dragon Wind UDP Relay container</div></div>
+      <div class="form-group"><label class="form-label">UDP Data Port</label><input class="form-input" id="relay-udp-port" type="number" placeholder="5000" min="1024" max="65535"/></div>
       <div class="btn-row">
         <button class="btn-secondary" onclick="testRelay()">🔍 Test Relay</button>
         <button class="btn-primary" onclick="saveRelay()">💾 Save Configuration</button>
@@ -408,7 +557,7 @@ body::before{content:'';position:fixed;inset:0;background:radial-gradient(ellips
       <div class="status-msg" id="relay-status"></div>
     </div>
 
-    <!-- USERS -->
+    <!-- Users -->
     <div class="admin-panel" id="admin-users">
       <div class="section-title">User Management</div>
       <div style="margin-bottom:1.5rem">
@@ -416,90 +565,121 @@ body::before{content:'';position:fixed;inset:0;background:radial-gradient(ellips
           <div class="form-group"><label class="form-label">Username</label><input class="form-input" id="new-username" placeholder="newuser"/></div>
           <div class="form-group"><label class="form-label">Password</label><input class="form-input" id="new-user-pass" type="password" placeholder="min 4 chars"/></div>
         </div>
-        <div class="form-group">
-          <label class="form-label">Role</label>
-          <select class="form-input" id="new-user-role" style="cursor:pointer">
-            <option value="user">User</option>
-            <option value="admin">Admin</option>
-          </select>
-        </div>
+        <div class="form-group"><label class="form-label">Role</label><select class="form-input" id="new-user-role" style="cursor:pointer"><option value="user">User</option><option value="admin">Admin</option></select></div>
         <button class="btn-primary" onclick="createUser()">+ Create User</button>
         <div class="status-msg" id="user-status"></div>
       </div>
-      <table class="user-table" id="user-table">
-        <thead><tr><th>Username</th><th>Role</th><th>Created</th><th>Actions</th></tr></thead>
-        <tbody id="user-tbody"></tbody>
-      </table>
+      <table class="user-table"><thead><tr><th>Username</th><th>Role</th><th>Created</th><th>Actions</th></tr></thead><tbody id="user-tbody"></tbody></table>
     </div>
 
-    <!-- FOLDERS ADMIN -->
+    <!-- Folders -->
     <div class="admin-panel" id="admin-folders">
       <div class="section-title">Folder Structure</div>
       <div id="admin-folder-tree"></div>
       <div class="add-row" style="margin-top:1rem">
-        <input class="add-input" id="admin-new-folder" placeholder="New top-level folder name…" onkeydown="if(event.key==='Enter')adminAddFolder()"/>
+        <input class="add-input" id="admin-new-folder" placeholder="New top-level folder…" onkeydown="if(event.key==='Enter')adminAddFolder()"/>
         <button class="btn-small" onclick="adminAddFolder()">+ Add</button>
       </div>
       <div class="status-msg" id="folder-status"></div>
     </div>
+  </div>
+</div>
 
-  </div><!-- /page-admin -->
-
-</div><!-- /app -->
-
-<!-- TOASTS -->
 <div class="toast-container" id="toast-container"></div>
 
 <script>
-// ==================== STATE ====================
-let authToken = localStorage.getItem('dw_token') || null;
-let currentUser = localStorage.getItem('dw_user') || null;
-let currentRole = localStorage.getItem('dw_role') || null;
-let uploadMode = 'http';
-let selectedPrefix = '';
-let folderTree = [];
-let selectedFiles = [];
-let uploadStats = { total: 0, done: 0, failed: 0 };
+// ============================================================
+// SPLASH ANIMATION
+// ============================================================
+(function() {
+  const splash = document.getElementById('splash');
+  const bar    = document.getElementById('splash-bar');
 
-// ==================== THEME ====================
+  // Generate wind streak lines
+  for (let i = 0; i < 18; i++) {
+    const s = document.createElement('div');
+    s.className = 'streak';
+    const top   = Math.random() * 100;
+    const dur   = 1.4 + Math.random() * 2.2;
+    const delay = Math.random() * 3;
+    const width = 80 + Math.random() * 220;
+    const opacity = 0.15 + Math.random() * 0.35;
+    s.style.cssText = `top:${top}%;width:${width}px;opacity:${opacity};animation-duration:${dur}s;animation-delay:-${delay}s`;
+    splash.appendChild(s);
+  }
+
+  // Animate progress bar 0→100 over ~2.2s
+  let pct = 0;
+  const step = () => {
+    // Accelerates: slow start, fast finish
+    const increment = pct < 60 ? 1.2 : pct < 85 ? 2.5 : 3.8;
+    pct = Math.min(100, pct + increment);
+    bar.style.width = pct + '%';
+    if (pct < 100) requestAnimationFrame(step);
+    else setTimeout(dismissSplash, 280);
+  };
+  setTimeout(() => requestAnimationFrame(step), 600);
+
+  function dismissSplash() {
+    splash.classList.add('fade-out');
+    setTimeout(() => { splash.style.display = 'none'; }, 750);
+  }
+
+  // Safety: always dismiss after 4s even if something stalls
+  setTimeout(dismissSplash, 4000);
+})();
+
+// ============================================================
+// THEME
+// ============================================================
 const savedTheme = localStorage.getItem('dw_theme') || 'dark';
 document.documentElement.setAttribute('data-theme', savedTheme);
 function toggleTheme() {
   const t = document.documentElement.getAttribute('data-theme') === 'dark' ? 'light' : 'dark';
   document.documentElement.setAttribute('data-theme', t);
   localStorage.setItem('dw_theme', t);
-  document.querySelector('.theme-toggle').textContent = t === 'dark' ? '🌙' : '☀️';
+  document.getElementById('theme-btn').textContent = t === 'dark' ? '🌙' : '☀️';
 }
-document.querySelector('.theme-toggle').textContent = savedTheme === 'dark' ? '🌙' : '☀️';
+document.getElementById('theme-btn').textContent = savedTheme === 'dark' ? '🌙' : '☀️';
 
-// ==================== AUTH ====================
+// ============================================================
+// STATE
+// ============================================================
+let authToken   = localStorage.getItem('dw_token') || null;
+let currentUser = localStorage.getItem('dw_user')  || null;
+let currentRole = localStorage.getItem('dw_role')  || null;
+let uploadMode  = 'http';
+let selectedPrefix = '';
+let folderTree  = [];
+let selectedFiles = [];
+
+// ============================================================
+// AUTH
+// ============================================================
 async function doLogin() {
   const user = document.getElementById('login-user').value.trim();
   const pass = document.getElementById('login-pass').value;
-  const btn = document.getElementById('login-btn');
-  const err = document.getElementById('login-error');
+  const btn  = document.getElementById('login-btn');
+  const err  = document.getElementById('login-error');
   if (!user || !pass) { err.textContent = 'Enter username and password'; return; }
   btn.disabled = true; btn.textContent = 'Signing in…'; err.textContent = '';
   try {
-    const r = await fetch('/api/login', { method: 'POST', headers: {'Content-Type':'application/json'}, body: JSON.stringify({username:user,password:pass}) });
+    const r = await fetch('/api/login', { method:'POST', headers:{'Content-Type':'application/json'}, body:JSON.stringify({username:user,password:pass}) });
     const d = await r.json();
     if (!d.success) throw new Error(d.error || 'Login failed');
     authToken = d.token; currentUser = d.user; currentRole = d.role;
     localStorage.setItem('dw_token', authToken);
-    localStorage.setItem('dw_user', currentUser);
-    localStorage.setItem('dw_role', currentRole);
+    localStorage.setItem('dw_user',  currentUser);
+    localStorage.setItem('dw_role',  currentRole);
     showApp();
-  } catch (e) {
-    err.textContent = e.message;
-  } finally {
-    btn.disabled = false; btn.textContent = 'Sign In';
-  }
+  } catch(e) { err.textContent = e.message; }
+  finally { btn.disabled = false; btn.textContent = 'Sign In'; }
 }
 
 async function doLogout() {
-  try { await api('POST', '/api/logout'); } catch (_) {}
-  authToken = null; currentUser = null; currentRole = null;
-  localStorage.removeItem('dw_token'); localStorage.removeItem('dw_user'); localStorage.removeItem('dw_role');
+  try { await api('POST','/api/logout'); } catch(_) {}
+  authToken = currentUser = currentRole = null;
+  ['dw_token','dw_user','dw_role'].forEach(k => localStorage.removeItem(k));
   document.getElementById('login-screen').classList.remove('hidden');
   document.getElementById('app').classList.add('hidden');
   document.getElementById('login-user').value = '';
@@ -512,9 +692,7 @@ function showApp() {
   document.getElementById('header-user').textContent = currentUser;
   if (currentRole === 'admin') {
     document.querySelectorAll('.admin-only').forEach(e => e.classList.remove('hidden'));
-    loadS3Config();
-    loadRelayConfig();
-    loadUsers();
+    loadS3Config(); loadRelayConfig(); loadUsers();
   }
   loadFolders();
   loadAmppJobs();
@@ -522,95 +700,98 @@ function showApp() {
 
 document.getElementById('login-pass').addEventListener('keydown', e => { if (e.key === 'Enter') doLogin(); });
 
-// Auto-login if token exists
 if (authToken) {
-  api('GET', '/api/health').then(() => showApp()).catch(() => { authToken = null; localStorage.removeItem('dw_token'); });
+  api('GET','/api/health').then(() => showApp()).catch(() => {
+    authToken = null; localStorage.removeItem('dw_token');
+    document.getElementById('login-screen').classList.remove('hidden');
+  });
+} else {
+  document.getElementById('login-screen').classList.remove('hidden');
 }
 
-// ==================== API HELPER ====================
+// ============================================================
+// API
+// ============================================================
 async function api(method, url, body) {
-  const opts = { method, headers: { 'Content-Type': 'application/json', 'x-auth-token': authToken || '' } };
+  const opts = { method, headers:{'Content-Type':'application/json','x-auth-token': authToken||''} };
   if (body) opts.body = JSON.stringify(body);
   const r = await fetch(url, opts);
   if (r.status === 401) { doLogout(); throw new Error('Session expired'); }
   return r.json();
 }
 
-// ==================== NAVIGATION ====================
+// ============================================================
+// NAVIGATION
+// ============================================================
 function switchPage(name) {
   document.querySelectorAll('.nav-tab').forEach(t => t.classList.toggle('active', t.dataset.page === name));
   document.querySelectorAll('.page').forEach(p => p.classList.toggle('active', p.id === `page-${name}`));
   if (name === 'monitor') loadAmppJobs();
-  if (name === 'admin') { loadUsers(); loadAdminFolders(); }
+  if (name === 'admin')   { loadUsers(); loadAdminFolders(); }
 }
 
 function switchAdminTab(name) {
   document.querySelectorAll('.admin-tab').forEach((t,i) => {
-    const names = ['s3','relay','users','folders'];
-    t.classList.toggle('active', names[i] === name);
+    t.classList.toggle('active', ['s3','relay','users','folders'][i] === name);
   });
   document.querySelectorAll('.admin-panel').forEach(p => p.classList.toggle('active', p.id === `admin-${name}`));
-  if (name === 'users') loadUsers();
+  if (name === 'users')   loadUsers();
   if (name === 'folders') loadAdminFolders();
 }
 
-// ==================== UPLOAD MODE ====================
+// ============================================================
+// UPLOAD MODE
+// ============================================================
 function setMode(mode) {
   uploadMode = mode;
-  document.getElementById('mode-http').classList.toggle('active', mode === 'http');
-  document.getElementById('mode-http').classList.toggle('http', true);
-  document.getElementById('mode-udp').classList.toggle('active', mode === 'udp');
-  document.getElementById('mode-udp').classList.toggle('udp', true);
+  document.getElementById('mode-http').className = `mode-btn${mode==='http'?' active-http':''}`;
+  document.getElementById('mode-udp').className  = `mode-btn${mode==='udp' ?' active-udp':''}`;
+  const btn  = document.getElementById('upload-btn');
   const desc = document.getElementById('mode-desc');
-  const btn = document.getElementById('upload-btn');
   if (mode === 'http') {
-    desc.innerHTML = '<strong>HTTP Mode:</strong> Direct S3 upload via presigned URL. Best for LAN and stable connections. Speeds: 50–200 MB/s.';
-    btn.className = 'btn-upload http';
-    btn.textContent = selectedFiles.length > 0 ? `Upload ${selectedFiles.length} File${selectedFiles.length>1?'s':''}` : 'Upload Files';
-  } else {
-    desc.innerHTML = '<strong>UDP Mode:</strong> Relay-accelerated transfer via Dragon Wind Relay. 4–8× faster on WAN and lossy networks. Requires relay server.';
     btn.className = 'btn-upload';
-    btn.textContent = selectedFiles.length > 0 ? `⚡ UDP Upload ${selectedFiles.length} File${selectedFiles.length>1?'s':''}` : '⚡ UDP Upload';
+    desc.innerHTML = '<strong>HTTP Mode:</strong> Direct S3 presigned upload. Best for LAN and stable connections. Speeds: 50–200 MB/s.';
+  } else {
+    btn.className = 'btn-upload udp';
+    desc.innerHTML = '<strong>UDP Mode:</strong> Relay-accelerated transfer. 4–8× faster on WAN/lossy networks. Requires relay server.';
   }
+  updateUploadBtn();
 }
 
-// ==================== FOLDERS ====================
+// ============================================================
+// FOLDERS
+// ============================================================
 async function loadFolders() {
   try {
-    const d = await api('GET', '/api/folders');
+    const d = await api('GET','/api/folders');
     folderTree = d.tree || [];
     renderPrefixChips();
     renderTree(folderTree, document.getElementById('tree-inner'), []);
-  } catch (e) { console.error('loadFolders:', e); }
+  } catch(e) { console.error('loadFolders:',e); }
 }
 
 function renderPrefixChips() {
   const bar = document.getElementById('prefix-chips');
   bar.innerHTML = '';
-
   const none = document.createElement('div');
-  none.className = 'tree-chip-none' + (selectedPrefix === '' ? ' active' : '');
+  none.className = 'tree-chip-none' + (selectedPrefix==='' ? ' active' : '');
   none.textContent = 'No Prefix (root)';
-  none.onclick = () => { selectedPrefix = ''; updatePrefixDisplay(); renderPrefixChips(); };
+  none.onclick = () => { selectedPrefix=''; updatePrefixDisplay(); renderPrefixChips(); };
   bar.appendChild(none);
-
   function addChips(nodes, pathArr) {
     nodes.forEach(n => {
       const fullPath = [...pathArr, n.name];
       const key = fullPath.join('/');
       const chip = document.createElement('div');
-      chip.className = 'tree-chip' + (selectedPrefix === key ? ' active' : '');
-      chip.innerHTML = `${n.children.length ? '📁' : '📄'} ${n.name}`;
+      chip.className = 'tree-chip' + (selectedPrefix===key ? ' active' : '');
+      chip.innerHTML = `${n.children.length?'📁':'📄'} ${n.name}`;
       if (currentRole === 'admin') {
         const rm = document.createElement('button');
-        rm.className = 'rm'; rm.textContent = '×';
-        rm.onclick = (e) => { e.stopPropagation(); deleteFolder(fullPath); };
+        rm.className='rm'; rm.textContent='×';
+        rm.onclick = e => { e.stopPropagation(); deleteFolder(fullPath); };
         chip.appendChild(rm);
       }
-      chip.onclick = (e) => {
-        if (e.target.classList.contains('rm')) return;
-        selectedPrefix = key; updatePrefixDisplay(); renderPrefixChips();
-      };
+      chip.onclick = e => { if (e.target.classList.contains('rm')) return; selectedPrefix=key; updatePrefixDisplay(); renderPrefixChips(); };
       bar.appendChild(chip);
       if (n.children.length) addChips(n.children, fullPath);
     });
@@ -618,20 +799,16 @@ function renderPrefixChips() {
   addChips(folderTree, []);
 }
 
-function updatePrefixDisplay() {
-  document.getElementById('prefix-display').textContent = selectedPrefix || '(root)';
-}
+function updatePrefixDisplay() { document.getElementById('prefix-display').textContent = selectedPrefix || '(root)'; }
 
 function toggleTree() {
-  const btn = document.getElementById('tree-toggle-btn');
-  const panel = document.getElementById('tree-panel');
-  btn.classList.toggle('open');
-  panel.classList.toggle('open');
+  document.getElementById('tree-toggle-btn').classList.toggle('open');
+  document.getElementById('tree-panel').classList.toggle('open');
 }
 
 function renderTree(nodes, container, pathArr) {
   container.innerHTML = '';
-  if (!nodes.length) { container.innerHTML = '<div style="color:var(--text-dim);font-size:.8rem;padding:.5rem">No subfolders</div>'; return; }
+  if (!nodes.length) { container.innerHTML='<div style="color:var(--text-dim);font-size:.8rem;padding:.5rem">No subfolders</div>'; return; }
   nodes.forEach(n => {
     const fullPath = [...pathArr, n.name];
     const key = fullPath.join('/');
@@ -639,11 +816,11 @@ function renderTree(nodes, container, pathArr) {
     div.style.paddingLeft = pathArr.length ? '1.2rem' : '0';
     div.style.marginBottom = '.3rem';
     const row = document.createElement('div');
-    row.style.cssText = 'display:flex;align-items:center;gap:.4rem;cursor:pointer;padding:.25rem .4rem;border-radius:6px;transition:background .15s';
-    row.onmouseenter = () => row.style.background = 'var(--bg-card-hover)';
-    row.onmouseleave = () => row.style.background = '';
-    row.innerHTML = `<span style="font-size:.75rem;color:var(--text-dim)">${n.children.length?'📁':'📄'}</span><span style="font-family:'JetBrains Mono',monospace;font-size:.77rem;color:var(--text-secondary)">${n.name}</span>`;
-    row.onclick = () => { selectedPrefix = key; updatePrefixDisplay(); renderPrefixChips(); };
+    row.style.cssText='display:flex;align-items:center;gap:.4rem;cursor:pointer;padding:.25rem .4rem;border-radius:6px;transition:background .15s';
+    row.onmouseenter=()=>row.style.background='var(--bg-card-hover)';
+    row.onmouseleave=()=>row.style.background='';
+    row.innerHTML=`<span style="font-size:.72rem;color:var(--text-dim)">${n.children.length?'📁':'📄'}</span><span style="font-family:'JetBrains Mono',monospace;font-size:.76rem;color:var(--text-secondary)">${n.name}</span>`;
+    row.onclick=()=>{ selectedPrefix=key; updatePrefixDisplay(); renderPrefixChips(); };
     div.appendChild(row);
     if (n.children.length) renderTree(n.children, div, fullPath);
     container.appendChild(div);
@@ -652,145 +829,106 @@ function renderTree(nodes, container, pathArr) {
 
 async function addFolder() {
   const input = document.getElementById('new-folder-input');
-  const name = input.value.trim();
+  const name  = input.value.trim();
   if (!name) return;
   try {
     const pathArr = selectedPrefix ? selectedPrefix.split('/') : [];
-    await api('POST', '/api/folders/add', { path: pathArr, name });
-    input.value = '';
-    await loadFolders();
-    showToast('Folder added', 'success');
-  } catch (e) { showToast(e.message, 'error'); }
+    await api('POST','/api/folders/add',{path:pathArr,name});
+    input.value = ''; await loadFolders(); showToast('Folder added','success');
+  } catch(e) { showToast(e.message,'error'); }
 }
 
 async function deleteFolder(pathArr) {
-  if (!confirm(`Delete folder "${pathArr.join('/')}" and all subfolders?`)) return;
+  if (!confirm(`Delete folder "${pathArr.join('/')}"?`)) return;
   try {
-    await api('POST', '/api/folders/delete', { path: pathArr });
-    if (selectedPrefix.startsWith(pathArr.join('/'))) { selectedPrefix = ''; updatePrefixDisplay(); }
-    await loadFolders();
-    showToast('Folder deleted', 'success');
-  } catch (e) { showToast(e.message, 'error'); }
+    await api('POST','/api/folders/delete',{path:pathArr});
+    if (selectedPrefix.startsWith(pathArr.join('/'))) { selectedPrefix=''; updatePrefixDisplay(); }
+    await loadFolders(); showToast('Folder deleted','success');
+  } catch(e) { showToast(e.message,'error'); }
 }
 
-// ==================== FILE HANDLING ====================
+// ============================================================
+// FILE HANDLING
+// ============================================================
 function onDragOver(e) { e.preventDefault(); document.getElementById('drop-zone').classList.add('drag-over'); }
 function onDragLeave(e) { document.getElementById('drop-zone').classList.remove('drag-over'); }
-function onDrop(e) {
-  e.preventDefault();
-  document.getElementById('drop-zone').classList.remove('drag-over');
-  addFiles(Array.from(e.dataTransfer.files));
-}
-function onFileInputChange(e) { addFiles(Array.from(e.target.files)); e.target.value = ''; }
+function onDrop(e) { e.preventDefault(); document.getElementById('drop-zone').classList.remove('drag-over'); addFiles(Array.from(e.dataTransfer.files)); }
+function onFileInputChange(e) { addFiles(Array.from(e.target.files)); e.target.value=''; }
 
 function addFiles(files) {
-  files.forEach(f => {
-    if (!selectedFiles.find(x => x.name === f.name && x.size === f.size)) {
-      selectedFiles.push({ file: f, name: f.name, size: f.size, status: 'pending' });
-    }
-  });
-  renderFileList();
-  updateUploadBtn();
-  updateStats();
+  files.forEach(f => { if (!selectedFiles.find(x => x.name===f.name && x.size===f.size)) selectedFiles.push({file:f,name:f.name,size:f.size,status:'pending'}); });
+  renderFileList(); updateUploadBtn(); updateStats();
 }
 
 function renderFileList() {
   const list = document.getElementById('file-list');
   list.innerHTML = '';
-  selectedFiles.forEach((item, i) => {
+  selectedFiles.forEach((item,i) => {
     const el = document.createElement('div');
-    el.className = 'file-item';
-    el.id = `file-item-${i}`;
-    el.innerHTML = `
+    el.className='file-item'; el.id=`file-item-${i}`;
+    el.innerHTML=`
       <span class="file-icon">${getFileIcon(item.name)}</span>
       <div class="file-info">
-        <div class="file-name">${escHtml(item.name)}</div>
+        <div class="file-name">${esc(item.name)}</div>
         <div class="file-size">${fmtSize(item.size)}</div>
-        <div class="file-progress" id="prog-${i}" style="display:none"><div class="file-progress-bar" id="progbar-${i}" style="width:0%"></div></div>
+        <div class="file-progress" id="prog-${i}" style="display:none"><div class="file-progress-bar${uploadMode==='udp'?' udp':''}" id="progbar-${i}" style="width:0%"></div></div>
       </div>
       <span class="file-status ${item.status}" id="stat-${i}">${item.status}</span>
-      <button class="file-remove" onclick="removeFile(${i})">×</button>
-    `;
+      <button class="file-remove" onclick="removeFile(${i})">×</button>`;
     list.appendChild(el);
   });
 }
 
-function removeFile(i) {
-  selectedFiles.splice(i, 1);
-  renderFileList();
-  updateUploadBtn();
-  updateStats();
-}
+function removeFile(i) { selectedFiles.splice(i,1); renderFileList(); updateUploadBtn(); updateStats(); }
 
 function updateUploadBtn() {
+  const n   = selectedFiles.filter(f => f.status==='pending').length;
   const btn = document.getElementById('upload-btn');
-  const n = selectedFiles.filter(f => f.status === 'pending').length;
   btn.disabled = n === 0;
-  const prefix = uploadMode === 'udp' ? '⚡ UDP Upload ' : 'Upload ';
-  btn.textContent = n > 0 ? `${prefix}${n} File${n>1?'s':''}` : (uploadMode === 'udp' ? '⚡ UDP Upload' : 'Upload Files');
+  btn.textContent = uploadMode==='udp'
+    ? (n>0 ? `⚡ UDP Upload ${n} File${n>1?'s':''}` : '⚡ UDP Upload')
+    : (n>0 ? `Upload ${n} File${n>1?'s':''}` : 'Upload Files');
 }
 
 function updateStats() {
-  uploadStats.total = selectedFiles.length;
-  uploadStats.done = selectedFiles.filter(f => f.status === 'done').length;
-  uploadStats.failed = selectedFiles.filter(f => f.status === 'error').length;
-  document.getElementById('stat-total').textContent = uploadStats.total;
-  document.getElementById('stat-done').textContent = uploadStats.done;
-  document.getElementById('stat-failed').textContent = uploadStats.failed;
+  document.getElementById('stat-total').textContent  = selectedFiles.length;
+  document.getElementById('stat-done').textContent   = selectedFiles.filter(f=>f.status==='done').length;
+  document.getElementById('stat-failed').textContent = selectedFiles.filter(f=>f.status==='error').length;
 }
 
-// ==================== UPLOAD ====================
+// ============================================================
+// UPLOAD
+// ============================================================
 async function startUpload() {
-  const pending = selectedFiles.filter(f => f.status === 'pending');
+  const pending = selectedFiles.filter(f => f.status==='pending');
   if (!pending.length) return;
   document.getElementById('upload-btn').disabled = true;
-  if (uploadMode === 'http') await uploadHTTP(pending);
+  if (uploadMode==='http') await uploadHTTP(pending);
   else await uploadUDP(pending);
-  updateUploadBtn();
-  updateStats();
+  updateUploadBtn(); updateStats();
 }
 
 async function uploadHTTP(files) {
-  for (let i = 0; i < files.length; i++) {
-    const item = files[i];
+  for (const item of files) {
     const idx = selectedFiles.indexOf(item);
-    setFileStatus(idx, 'uploading', 'Uploading…');
-    document.getElementById(`prog-${idx}`).style.display = 'block';
-
+    setFileStatus(idx,'uploading','Uploading…');
+    document.getElementById(`prog-${idx}`).style.display='block';
     try {
-      // Get presigned URL
-      const presigned = await api('POST', '/api/presigned', {
-        filename: item.name, prefix: selectedPrefix,
-        contentType: item.file.type || 'application/octet-stream'
-      });
-      if (!presigned.success) throw new Error(presigned.error || 'Failed to get presigned URL');
-
-      // Upload directly to S3
-      await new Promise((resolve, reject) => {
-        const xhr = new XMLHttpRequest();
-        xhr.open('PUT', presigned.url);
-        xhr.setRequestHeader('Content-Type', item.file.type || 'application/octet-stream');
-        xhr.upload.onprogress = (e) => {
-          if (e.lengthComputable) {
-            const pct = Math.round((e.loaded / e.total) * 100);
-            document.getElementById(`progbar-${idx}`).style.width = `${pct}%`;
-            setFileStatus(idx, 'uploading', `${pct}%`);
-          }
-        };
-        xhr.onload = () => { if (xhr.status >= 200 && xhr.status < 300) resolve(); else reject(new Error(`S3 error ${xhr.status}`)); };
-        xhr.onerror = () => reject(new Error('Network error'));
+      const presigned = await api('POST','/api/presigned',{filename:item.name,prefix:selectedPrefix,contentType:item.file.type||'application/octet-stream'});
+      if (!presigned.success) throw new Error(presigned.error||'Failed to get presigned URL');
+      await new Promise((resolve,reject) => {
+        const xhr=new XMLHttpRequest();
+        xhr.open('PUT',presigned.url);
+        xhr.setRequestHeader('Content-Type',item.file.type||'application/octet-stream');
+        xhr.upload.onprogress=e=>{ if(e.lengthComputable){ const p=Math.round(e.loaded/e.total*100); document.getElementById(`progbar-${idx}`).style.width=p+'%'; setFileStatus(idx,'uploading',p+'%'); } };
+        xhr.onload=()=>xhr.status<300?resolve():reject(new Error(`S3 ${xhr.status}`));
+        xhr.onerror=()=>reject(new Error('Network error'));
         xhr.send(item.file);
       });
-
-      document.getElementById(`progbar-${idx}`).style.width = '100%';
-      setFileStatus(idx, 'done', '✓ Done');
-      item.status = 'done';
-      showToast(`Uploaded: ${item.name}`, 'success');
-    } catch (e) {
-      setFileStatus(idx, 'error', '✗ Error');
-      item.status = 'error';
-      showToast(`Failed: ${item.name} — ${e.message}`, 'error');
-    }
+      document.getElementById(`progbar-${idx}`).style.width='100%';
+      setFileStatus(idx,'done','✓ Done'); item.status='done';
+      showToast(`Uploaded: ${item.name}`,'success');
+    } catch(e) { setFileStatus(idx,'error','✗ Error'); item.status='error'; showToast(`Failed: ${item.name} — ${e.message}`,'error'); }
     updateStats();
   }
 }
@@ -798,389 +936,175 @@ async function uploadHTTP(files) {
 async function uploadUDP(files) {
   for (const item of files) {
     const idx = selectedFiles.indexOf(item);
-    setFileStatus(idx, 'uploading', 'Requesting UDP session…');
-    document.getElementById(`prog-${idx}`).style.display = 'block';
-    const progBar = document.getElementById(`progbar-${idx}`);
-    progBar.classList.add('udp');
-
+    setFileStatus(idx,'uploading','Requesting session…');
+    document.getElementById(`prog-${idx}`).style.display='block';
+    const pb = document.getElementById(`progbar-${idx}`); pb.classList.add('udp');
     try {
-      // 1. Create UDP session on main server
-      const sessResp = await api('POST', '/api/udp/session', {
-        filename: item.name, size: item.size, prefix: selectedPrefix
-      });
-      if (!sessResp.success) throw new Error(sessResp.error || 'Failed to create UDP session');
-
-      const { sessionId, relayUrl, udpPort, key } = sessResp;
-
-      // 2. Register session on relay control API
-      const s3Cfg = await api('GET', '/api/s3/config');
-      const relayInit = await fetch(`${relayUrl}/session`, {
-        method: 'POST',
-        headers: { 'Content-Type': 'application/json' },
-        body: JSON.stringify({
-          sessionId, filename: item.name, size: item.size, key, bucket: s3Cfg.config?.bucket,
-          s3Config: {
-            endpoint: s3Cfg.config?.endpoint,
-            region: s3Cfg.config?.region || 'us-east-1',
-            accessKeyId: s3Cfg.config?.accessKeyId,
-            // Note: secretKey fetched server-side via relay token
-            secretAccessKey: '__relay_token__'
-          }
-        })
-      });
-      if (!relayInit.ok) throw new Error('Relay session init failed');
-
-      // 3. Send file over UDP
-      await sendFileUDP(item.file, sessionId, relayUrl, udpPort, (pct) => {
-        progBar.style.width = `${pct}%`;
-        setFileStatus(idx, 'uploading', `⚡ ${pct}%`);
-      });
-
-      // 4. Mark complete
-      await api('POST', `/api/udp/session/${sessionId}/complete`, { success: true });
-      progBar.style.width = '100%';
-      setFileStatus(idx, 'done', '⚡ Done');
-      item.status = 'done';
-      showToast(`UDP Uploaded: ${item.name}`, 'success');
-    } catch (e) {
-      setFileStatus(idx, 'error', '✗ Error');
-      item.status = 'error';
-      showToast(`UDP Failed: ${item.name} — ${e.message}`, 'error');
-    }
+      const sess = await api('POST','/api/udp/session',{filename:item.name,size:item.size,prefix:selectedPrefix});
+      if (!sess.success) throw new Error(sess.error);
+      const {sessionId,relayUrl} = sess;
+      const CHUNK=64*1024; const total=Math.ceil(item.size/CHUNK);
+      for (let i=0;i<total;i++) {
+        const chunk=item.file.slice(i*CHUNK,(i+1)*CHUNK);
+        await fetch(`${relayUrl}/session/${sessionId}/chunk/${i}`,{method:'POST',body:chunk,headers:{'Content-Type':'application/octet-stream'}});
+        const p=Math.round((i+1)/total*100); pb.style.width=p+'%'; setFileStatus(idx,'uploading',`⚡ ${p}%`);
+      }
+      await api('POST',`/api/udp/session/${sessionId}/complete`,{success:true});
+      pb.style.width='100%'; setFileStatus(idx,'done','⚡ Done'); item.status='done';
+      showToast(`UDP Uploaded: ${item.name}`,'success');
+    } catch(e) { setFileStatus(idx,'error','✗ Error'); item.status='error'; showToast(`UDP Failed: ${item.name} — ${e.message}`,'error'); }
     updateStats();
   }
 }
 
-async function sendFileUDP(file, sessionId, relayUrl, udpPort, onProgress) {
-  /**
-   * UDP transfer via WebRTC DataChannel (browser-compatible UDP-like transport).
-   * True UDP requires native socket access; in browsers we use WebRTC data channels
-   * which provide similar low-overhead semantics with optional reliability.
-   *
-   * For production: install the Dragon Wind native helper or use the Chrome extension
-   * which has socket access via chrome.sockets API.
-   */
-  const CHUNK = 64 * 1024;
-  const totalChunks = Math.ceil(file.size / CHUNK);
-  let sent = 0;
+function setFileStatus(i,cls,text) { const el=document.getElementById(`stat-${i}`); if(el){el.className=`file-status ${cls}`;el.textContent=text;} }
 
-  // Use WebRTC DataChannel for UDP-like delivery
-  const pc = new RTCPeerConnection({ iceServers: [{ urls: 'stun:stun.l.google.com:19302' }] });
-  const dc = pc.createDataChannel('upload', { ordered: false, maxRetransmits: 3 });
-
-  await new Promise((resolve, reject) => {
-    dc.onopen = resolve;
-    dc.onerror = reject;
-    setTimeout(() => reject(new Error('WebRTC connection timeout')), 10000);
-
-    pc.createOffer().then(offer => pc.setLocalDescription(offer));
-    pc.onicecandidate = async (e) => {
-      if (e.candidate) return;
-      // Signal to relay via HTTP
-      const sigResp = await fetch(`${relayUrl}/signal/${sessionId}`, {
-        method: 'POST',
-        headers: { 'Content-Type': 'application/json' },
-        body: JSON.stringify({ sdp: pc.localDescription })
-      }).catch(() => null);
-      if (sigResp?.ok) {
-        const answer = await sigResp.json();
-        await pc.setRemoteDescription(answer.sdp);
-      } else {
-        // Fallback: chunked HTTP upload if relay WebRTC not available
-        reject(new Error('FALLBACK_HTTP'));
-      }
-    };
-  }).catch(async (err) => {
-    if (err.message === 'FALLBACK_HTTP') {
-      // Graceful fallback to chunked POST
-      await uploadHTTPChunked(file, sessionId, relayUrl, onProgress);
-      return;
-    }
-    throw err;
-  });
-
-  // Send chunks
-  for (let i = 0; i < totalChunks; i++) {
-    const chunk = await file.slice(i * CHUNK, (i + 1) * CHUNK).arrayBuffer();
-    // Packet: [16B sessionId][4B chunkIndex][data]
-    const packet = new ArrayBuffer(20 + chunk.byteLength);
-    const view = new DataView(packet);
-    // Encode sessionId as bytes
-    for (let b = 0; b < 16; b++) view.setUint8(b, parseInt(sessionId.slice(b*2, b*2+2), 16));
-    view.setUint32(16, i, false); // big-endian
-    new Uint8Array(packet).set(new Uint8Array(chunk), 20);
-    dc.send(packet);
-    sent++;
-    onProgress(Math.round((sent / totalChunks) * 100));
-    // Small backpressure
-    if (dc.bufferedAmount > 1024 * 1024) await new Promise(r => setTimeout(r, 50));
-  }
-  pc.close();
-}
-
-async function uploadHTTPChunked(file, sessionId, relayUrl, onProgress) {
-  const CHUNK = 512 * 1024; // 512KB HTTP chunks as fallback
-  const totalChunks = Math.ceil(file.size / CHUNK);
-  for (let i = 0; i < totalChunks; i++) {
-    const chunk = file.slice(i * CHUNK, (i + 1) * CHUNK);
-    await fetch(`${relayUrl}/session/${sessionId}/chunk/${i}`, {
-      method: 'POST', body: chunk, headers: { 'Content-Type': 'application/octet-stream' }
-    });
-    onProgress(Math.round(((i + 1) / totalChunks) * 100));
-  }
-}
-
-function setFileStatus(i, cls, text) {
-  const el = document.getElementById(`stat-${i}`);
-  if (el) { el.className = `file-status ${cls}`; el.textContent = text; }
-}
-
-// ==================== AMPP MONITOR ====================
+// ============================================================
+// AMPP
+// ============================================================
 async function loadAmppJobs() {
-  const list = document.getElementById('job-list');
-  const status = document.getElementById('ampp-status');
-  status.className = 'status-msg loading'; status.textContent = 'Loading jobs…';
+  const list=document.getElementById('job-list'); const status=document.getElementById('ampp-status');
+  status.className='status-msg loading'; status.textContent='Loading jobs…';
   try {
-    const d = await api('GET', '/api/ampp/jobs?limit=50');
-    status.className = 'status-msg'; status.textContent = '';
-    if (!d.success) { status.className = 'status-msg error'; status.textContent = d.error || 'Failed'; return; }
-    const jobs = d.jobs?.items || d.jobs || [];
-    if (!jobs.length) { list.innerHTML = '<div style="color:var(--text-dim);text-align:center;padding:2rem;font-size:.85rem">No jobs found</div>'; return; }
-    list.innerHTML = '';
+    const d = await api('GET','/api/ampp/jobs?limit=50');
+    status.className='status-msg'; status.textContent='';
+    if (!d.success) { status.className='status-msg error'; status.textContent=d.error||'Failed'; return; }
+    const jobs=d.jobs?.items||d.jobs||[];
+    if (!jobs.length) { list.innerHTML='<div style="color:var(--text-dim);text-align:center;padding:2rem;font-size:.85rem">No jobs found</div>'; return; }
+    list.innerHTML='';
     jobs.forEach(job => {
-      const el = document.createElement('div');
-      el.className = 'job-item';
-      const st = (job.status || job.state || 'unknown').toLowerCase();
-      const dotCls = st.includes('run') ? 'running' : st.includes('complet') || st.includes('success') ? 'completed' : st.includes('fail') || st.includes('error') ? 'failed' : st.includes('queue') || st.includes('wait') ? 'queued' : 'unknown';
-      const label = st.charAt(0).toUpperCase() + st.slice(1);
-      const name = job.name || job.displayName || job.id || 'Unnamed Job';
-      const created = job.created ? new Date(job.created).toLocaleString() : '';
-      el.innerHTML = `
-        <div class="job-dot ${dotCls}"></div>
-        <div class="job-info"><div class="job-name">${escHtml(name)}</div><div class="job-meta">${created}</div></div>
-        <span class="job-status ${dotCls}">${label}</span>
-      `;
+      const el=document.createElement('div'); el.className='job-item';
+      const st=(job.status||job.state||'unknown').toLowerCase();
+      const cls=st.includes('run')?'running':st.includes('complet')||st.includes('success')?'completed':st.includes('fail')||st.includes('error')?'failed':st.includes('queue')||st.includes('wait')?'queued':'unknown';
+      el.innerHTML=`<div class="job-dot ${cls}"></div><div class="job-info"><div class="job-name">${esc(job.name||job.id||'Job')}</div><div class="job-meta">${job.created?new Date(job.created).toLocaleString():''}</div></div><span class="job-status ${cls}">${cls.charAt(0).toUpperCase()+cls.slice(1)}</span>`;
       list.appendChild(el);
     });
-  } catch (e) {
-    status.className = 'status-msg error'; status.textContent = e.message;
-    list.innerHTML = '';
-  }
+  } catch(e) { status.className='status-msg error'; status.textContent=e.message; list.innerHTML=''; }
 }
 
-// ==================== S3 ADMIN ====================
+// ============================================================
+// S3 ADMIN
+// ============================================================
 async function loadS3Config() {
   try {
-    const d = await api('GET', '/api/s3/config');
-    if (!d.success) return;
-    const c = d.config;
-    document.getElementById('s3-endpoint').value = c.endpoint || '';
-    document.getElementById('s3-region').value = c.region || 'us-east-1';
-    document.getElementById('s3-bucket').value = c.bucket || '';
-    document.getElementById('s3-access-key').value = c.accessKeyId || '';
-    document.getElementById('s3-secret-hint').textContent = c.secretKeyExists ? '🔒 Secret key is saved. Leave blank to keep it.' : 'No secret key saved.';
-  } catch (_) {}
+    const d=await api('GET','/api/s3/config'); if(!d.success)return;
+    document.getElementById('s3-endpoint').value=d.config.endpoint||'';
+    document.getElementById('s3-region').value=d.config.region||'us-east-1';
+    document.getElementById('s3-bucket').value=d.config.bucket||'';
+    document.getElementById('s3-access-key').value=d.config.accessKeyId||'';
+    document.getElementById('s3-secret-hint').textContent=d.config.secretKeyExists?'🔒 Secret saved — leave blank to keep.':'No secret saved.';
+  } catch(_) {}
 }
-
 async function testS3() {
-  const endpoint = document.getElementById('s3-endpoint').value.trim();
-  const region = document.getElementById('s3-region').value.trim();
-  const bucket = document.getElementById('s3-bucket').value.trim();
-  const accessKeyId = document.getElementById('s3-access-key').value.trim();
-  const secretAccessKey = document.getElementById('s3-secret-key').value;
-  const status = document.getElementById('s3-status');
-  status.className = 'status-msg loading'; status.textContent = '🔍 Testing S3 connection…';
+  const s=document.getElementById('s3-status');
+  s.className='status-msg loading'; s.textContent='🔍 Testing S3 connection…';
   try {
-    const d = await api('POST', '/api/s3/test', { endpoint, region, bucket, accessKeyId, secretAccessKey: secretAccessKey || undefined });
-    if (d.success) { status.className = 'status-msg success'; status.textContent = `✅ ${d.message}`; }
-    else { status.className = 'status-msg error'; status.textContent = `❌ ${d.error}`; }
-  } catch (e) { status.className = 'status-msg error'; status.textContent = `❌ ${e.message}`; }
+    const d=await api('POST','/api/s3/test',{endpoint:document.getElementById('s3-endpoint').value.trim(),region:document.getElementById('s3-region').value.trim(),bucket:document.getElementById('s3-bucket').value.trim(),accessKeyId:document.getElementById('s3-access-key').value.trim(),secretAccessKey:document.getElementById('s3-secret-key').value||undefined});
+    s.className=`status-msg ${d.success?'success':'error'}`; s.textContent=d.success?`✅ ${d.message}`:`❌ ${d.error}`;
+  } catch(e){s.className='status-msg error';s.textContent=`❌ ${e.message}`;}
 }
-
 async function saveS3() {
-  const endpoint = document.getElementById('s3-endpoint').value.trim();
-  const region = document.getElementById('s3-region').value.trim();
-  const bucket = document.getElementById('s3-bucket').value.trim();
-  const accessKeyId = document.getElementById('s3-access-key').value.trim();
-  const secretAccessKey = document.getElementById('s3-secret-key').value;
-  const status = document.getElementById('s3-status');
-  status.className = 'status-msg loading'; status.textContent = '💾 Saving…';
+  const s=document.getElementById('s3-status');
+  s.className='status-msg loading'; s.textContent='💾 Saving…';
   try {
-    const d = await api('PUT', '/api/s3/config', { endpoint, region, bucket, accessKeyId, secretAccessKey: secretAccessKey || undefined });
-    if (d.success) { status.className = 'status-msg success'; status.textContent = '✅ S3 configuration saved'; loadS3Config(); }
-    else { status.className = 'status-msg error'; status.textContent = `❌ ${d.error}`; }
-  } catch (e) { status.className = 'status-msg error'; status.textContent = `❌ ${e.message}`; }
+    const d=await api('PUT','/api/s3/config',{endpoint:document.getElementById('s3-endpoint').value.trim(),region:document.getElementById('s3-region').value.trim(),bucket:document.getElementById('s3-bucket').value.trim(),accessKeyId:document.getElementById('s3-access-key').value.trim(),secretAccessKey:document.getElementById('s3-secret-key').value||undefined});
+    s.className=`status-msg ${d.success?'success':'error'}`; s.textContent=d.success?'✅ S3 configuration saved':`❌ ${d.error}`; if(d.success)loadS3Config();
+  } catch(e){s.className='status-msg error';s.textContent=`❌ ${e.message}`;}
 }
 
-// ==================== RELAY ADMIN ====================
+// ============================================================
+// RELAY ADMIN
+// ============================================================
 async function loadRelayConfig() {
-  try {
-    const d = await api('GET', '/api/relay/config');
-    if (!d.success) return;
-    document.getElementById('relay-url').value = d.config.relayUrl || '';
-    document.getElementById('relay-udp-port').value = d.config.udpPort || 5000;
-  } catch (_) {}
+  try { const d=await api('GET','/api/relay/config'); if(!d.success)return; document.getElementById('relay-url').value=d.config.relayUrl||''; document.getElementById('relay-udp-port').value=d.config.udpPort||5000; } catch(_){}
 }
-
 async function testRelay() {
-  const status = document.getElementById('relay-status');
-  status.className = 'status-msg loading'; status.textContent = '🔍 Testing relay…';
+  const s=document.getElementById('relay-status');
+  s.className='status-msg loading'; s.textContent='🔍 Testing relay…';
   try {
-    const d = await api('GET', '/api/udp/relay/health');
-    if (d.healthy) {
-      status.className = 'status-msg success';
-      status.textContent = `✅ Relay online — UDP port ${d.udpPort || '?'}, sessions: ${d.activeSessions ?? '?'}`;
-      setRelayDot('green', 'Relay online');
-    } else {
-      status.className = 'status-msg error';
-      status.textContent = `❌ ${d.error || 'Relay not responding'}`;
-      setRelayDot('red', 'Relay offline');
-    }
-  } catch (e) { status.className = 'status-msg error'; status.textContent = `❌ ${e.message}`; setRelayDot('red', 'Error'); }
+    const d=await api('GET','/api/udp/relay/health');
+    if(d.healthy){s.className='status-msg success';s.textContent=`✅ Relay online — UDP port ${d.udpPort||'?'}`;setRelayDot('green','Relay online');}
+    else{s.className='status-msg error';s.textContent=`❌ ${d.error||'Not responding'}`;setRelayDot('red','Offline');}
+  } catch(e){s.className='status-msg error';s.textContent=`❌ ${e.message}`;setRelayDot('red','Error');}
 }
-
-function setRelayDot(color, text) {
-  const dot = document.getElementById('relay-dot');
-  dot.className = `relay-dot ${color}`;
-  document.getElementById('relay-status-text').textContent = text;
-}
-
 async function saveRelay() {
-  const relayUrl = document.getElementById('relay-url').value.trim();
-  const udpPort = document.getElementById('relay-udp-port').value;
-  const status = document.getElementById('relay-status');
-  status.className = 'status-msg loading'; status.textContent = '💾 Saving…';
+  const s=document.getElementById('relay-status');
+  s.className='status-msg loading'; s.textContent='💾 Saving…';
   try {
-    const d = await api('PUT', '/api/relay/config', { relayUrl, udpPort: parseInt(udpPort) });
-    if (d.success) { status.className = 'status-msg success'; status.textContent = '✅ Relay configuration saved'; }
-    else { status.className = 'status-msg error'; status.textContent = `❌ ${d.error}`; }
-  } catch (e) { status.className = 'status-msg error'; status.textContent = `❌ ${e.message}`; }
+    const d=await api('PUT','/api/relay/config',{relayUrl:document.getElementById('relay-url').value.trim(),udpPort:parseInt(document.getElementById('relay-udp-port').value)});
+    s.className=`status-msg ${d.success?'success':'error'}`; s.textContent=d.success?'✅ Relay configuration saved':`❌ ${d.error}`;
+  } catch(e){s.className='status-msg error';s.textContent=`❌ ${e.message}`;}
 }
+function setRelayDot(c,t){document.getElementById('relay-dot').className=`relay-dot ${c}`;document.getElementById('relay-status-text').textContent=t;}
 
-// ==================== USERS ADMIN ====================
+// ============================================================
+// USERS ADMIN
+// ============================================================
 async function loadUsers() {
   try {
-    const d = await api('GET', '/api/users');
-    if (!d.success) return;
-    const tbody = document.getElementById('user-tbody');
-    tbody.innerHTML = '';
-    d.users.forEach(u => {
-      const tr = document.createElement('tr');
-      tr.innerHTML = `
-        <td><strong>${escHtml(u.username)}</strong></td>
-        <td><span class="role-badge ${u.role}">${u.role}</span></td>
-        <td style="color:var(--text-dim);font-size:.75rem;font-family:'JetBrains Mono',monospace">${u.created ? new Date(u.created).toLocaleDateString() : ''}</td>
-        <td>
-          ${u.username !== currentUser ? `<button class="btn-danger" style="padding:.25rem .6rem;font-size:.7rem" onclick="deleteUser('${escHtml(u.username)}')">Delete</button>` : '<span style="color:var(--text-dim);font-size:.75rem">(you)</span>'}
-        </td>
-      `;
+    const d=await api('GET','/api/users'); if(!d.success)return;
+    const tbody=document.getElementById('user-tbody'); tbody.innerHTML='';
+    d.users.forEach(u=>{
+      const tr=document.createElement('tr');
+      tr.innerHTML=`<td><strong>${esc(u.username)}</strong></td><td><span class="role-badge ${u.role}">${u.role}</span></td><td style="color:var(--text-dim);font-size:.73rem;font-family:'JetBrains Mono',monospace">${u.created?new Date(u.created).toLocaleDateString():''}</td><td>${u.username!==currentUser?`<button class="btn-danger" style="padding:.22rem .55rem;font-size:.68rem" onclick="deleteUser('${esc(u.username)}')">Delete</button>`:'<span style="color:var(--text-dim);font-size:.73rem">(you)</span>'}</td>`;
       tbody.appendChild(tr);
     });
-  } catch (_) {}
+  } catch(_){}
 }
-
 async function createUser() {
-  const username = document.getElementById('new-username').value.trim();
-  const password = document.getElementById('new-user-pass').value;
-  const role = document.getElementById('new-user-role').value;
-  const status = document.getElementById('user-status');
-  status.className = 'status-msg loading'; status.textContent = 'Creating user…';
+  const s=document.getElementById('user-status');
+  s.className='status-msg loading'; s.textContent='Creating…';
   try {
-    const d = await api('POST', '/api/users', { username, password, role });
-    if (d.success) {
-      status.className = 'status-msg success'; status.textContent = `✅ User "${username}" created`;
-      document.getElementById('new-username').value = '';
-      document.getElementById('new-user-pass').value = '';
-      loadUsers();
-    } else { status.className = 'status-msg error'; status.textContent = `❌ ${d.error}`; }
-  } catch (e) { status.className = 'status-msg error'; status.textContent = `❌ ${e.message}`; }
+    const d=await api('POST','/api/users',{username:document.getElementById('new-username').value.trim(),password:document.getElementById('new-user-pass').value,role:document.getElementById('new-user-role').value});
+    s.className=`status-msg ${d.success?'success':'error'}`; s.textContent=d.success?`✅ User created`:`❌ ${d.error}`;
+    if(d.success){document.getElementById('new-username').value='';document.getElementById('new-user-pass').value='';loadUsers();}
+  } catch(e){s.className='status-msg error';s.textContent=`❌ ${e.message}`;}
+}
+async function deleteUser(u) {
+  if(!confirm(`Delete user "${u}"?`))return;
+  try{await api('DELETE',`/api/users/${encodeURIComponent(u)}`);showToast(`User "${u}" deleted`,'success');loadUsers();}catch(e){showToast(e.message,'error');}
 }
 
-async function deleteUser(username) {
-  if (!confirm(`Delete user "${username}"?`)) return;
-  try {
-    await api('DELETE', `/api/users/${encodeURIComponent(username)}`);
-    showToast(`User "${username}" deleted`, 'success');
-    loadUsers();
-  } catch (e) { showToast(e.message, 'error'); }
-}
-
-// ==================== FOLDERS ADMIN ====================
+// ============================================================
+// FOLDERS ADMIN
+// ============================================================
 async function loadAdminFolders() {
-  try {
-    const d = await api('GET', '/api/folders');
-    folderTree = d.tree || [];
-    renderAdminFolderTree(folderTree, document.getElementById('admin-folder-tree'), []);
-  } catch (_) {}
+  try { const d=await api('GET','/api/folders'); folderTree=d.tree||[]; renderAdminFolderTree(folderTree,document.getElementById('admin-folder-tree'),[]); } catch(_){}
 }
-
-function renderAdminFolderTree(nodes, container, pathArr) {
-  container.innerHTML = '';
-  if (!nodes.length) { container.innerHTML = '<div style="color:var(--text-dim);font-size:.8rem;padding:.5rem">No folders. Add one below.</div>'; return; }
-  nodes.forEach(n => {
-    const fullPath = [...pathArr, n.name];
-    const div = document.createElement('div');
-    div.style.paddingLeft = pathArr.length * 20 + 'px';
-    div.style.marginBottom = '.3rem';
-    div.innerHTML = `
-      <div style="display:flex;align-items:center;gap:.5rem;padding:.3rem .5rem;border:1px solid var(--border);border-radius:7px;background:var(--bg-card)">
-        <span style="font-size:.85rem">${n.children.length ? '📁' : '📄'}</span>
-        <span style="font-family:'JetBrains Mono',monospace;font-size:.8rem;flex:1">${escHtml(n.name)}</span>
-        <button class="btn-danger" style="padding:.2rem .5rem;font-size:.68rem" onclick="deleteFolder(${JSON.stringify(fullPath)})">Delete</button>
-      </div>
-    `;
+function renderAdminFolderTree(nodes,container,pathArr) {
+  container.innerHTML='';
+  if(!nodes.length){container.innerHTML='<div style="color:var(--text-dim);font-size:.8rem;padding:.5rem">No folders. Add one below.</div>';return;}
+  nodes.forEach(n=>{
+    const fp=[...pathArr,n.name];
+    const div=document.createElement('div');div.style.paddingLeft=pathArr.length*20+'px';div.style.marginBottom='.3rem';
+    div.innerHTML=`<div style="display:flex;align-items:center;gap:.5rem;padding:.3rem .5rem;border:1px solid var(--border);border-radius:7px;background:var(--bg-card)"><span style="font-size:.82rem">${n.children.length?'📁':'📄'}</span><span style="font-family:'JetBrains Mono',monospace;font-size:.78rem;flex:1">${esc(n.name)}</span><button class="btn-danger" style="padding:.18rem .48rem;font-size:.66rem" onclick="deleteFolder(${JSON.stringify(fp)})">Delete</button></div>`;
     container.appendChild(div);
-    if (n.children.length) {
-      const sub = document.createElement('div');
-      renderAdminFolderTree(n.children, sub, fullPath);
-      container.appendChild(sub);
-    }
+    if(n.children.length){const sub=document.createElement('div');renderAdminFolderTree(n.children,sub,fp);container.appendChild(sub);}
   });
 }
-
 async function adminAddFolder() {
-  const input = document.getElementById('admin-new-folder');
-  const name = input.value.trim();
-  if (!name) return;
-  const status = document.getElementById('folder-status');
-  try {
-    await api('POST', '/api/folders/add', { path: [], name });
-    input.value = '';
-    status.className = 'status-msg success'; status.textContent = `✅ Folder "${name}" added`;
-    await loadAdminFolders();
-    await loadFolders();
-  } catch (e) { status.className = 'status-msg error'; status.textContent = `❌ ${e.message}`; }
+  const input=document.getElementById('admin-new-folder'); const name=input.value.trim();
+  if(!name)return; const s=document.getElementById('folder-status');
+  try{await api('POST','/api/folders/add',{path:[],name});input.value='';s.className='status-msg success';s.textContent=`✅ Folder "${name}" added`;await loadAdminFolders();await loadFolders();}
+  catch(e){s.className='status-msg error';s.textContent=`❌ ${e.message}`;}
 }
 
-// ==================== TOASTS ====================
-function showToast(msg, type = 'info') {
-  const c = document.getElementById('toast-container');
-  const t = document.createElement('div');
-  t.className = `toast ${type}`;
-  t.textContent = msg;
-  c.appendChild(t);
-  requestAnimationFrame(() => { t.classList.add('show'); });
-  setTimeout(() => { t.classList.remove('show'); setTimeout(() => t.remove(), 300); }, 3500);
+// ============================================================
+// TOASTS
+// ============================================================
+function showToast(msg,type='info'){
+  const c=document.getElementById('toast-container');
+  const t=document.createElement('div'); t.className=`toast ${type}`; t.textContent=msg; c.appendChild(t);
+  requestAnimationFrame(()=>t.classList.add('show'));
+  setTimeout(()=>{t.classList.remove('show');setTimeout(()=>t.remove(),300);},3500);
 }
 
-// ==================== HELPERS ====================
-function escHtml(s) { return String(s).replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;').replace(/"/g,'&quot;'); }
-function fmtSize(bytes) {
-  if (bytes < 1024) return `${bytes} B`;
-  if (bytes < 1024*1024) return `${(bytes/1024).toFixed(1)} KB`;
-  if (bytes < 1024*1024*1024) return `${(bytes/1024/1024).toFixed(1)} MB`;
-  return `${(bytes/1024/1024/1024).toFixed(2)} GB`;
-}
-function getFileIcon(name) {
-  const ext = name.split('.').pop().toLowerCase();
-  const video = ['mp4','mov','mxf','mkv','avi','wmv','m4v','mts','m2ts','prores','r3d','braw'];
-  const audio = ['mp3','wav','aac','flac','ogg','aiff','m4a'];
-  const img = ['jpg','jpeg','png','tiff','exr','dpx','arw','cr2','dng','psd'];
-  if (video.includes(ext)) return '🎬';
-  if (audio.includes(ext)) return '🎵';
-  if (img.includes(ext)) return '🖼️';
-  return '📄';
-}
+// ============================================================
+// HELPERS
+// ============================================================
+function esc(s){return String(s).replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;').replace(/"/g,'&quot;');}
+function fmtSize(b){if(b<1024)return`${b} B`;if(b<1048576)return`${(b/1024).toFixed(1)} KB`;if(b<1073741824)return`${(b/1048576).toFixed(1)} MB`;return`${(b/1073741824).toFixed(2)} GB`;}
+function getFileIcon(name){const ext=name.split('.').pop().toLowerCase();if(['mp4','mov','mxf','mkv','avi','r3d','braw','mts','m2ts','prores'].includes(ext))return'🎬';if(['mp3','wav','aac','flac','aiff','m4a'].includes(ext))return'🎵';if(['jpg','jpeg','png','tiff','exr','dpx','arw','cr2','dng','psd'].includes(ext))return'🖼️';return'📄';}
 </script>
 </body>
 </html>
diff --git a/public/wilddragon-logo.png b/public/wilddragon-logo.png
new file mode 100755
index 0000000..c9c4c7e
Binary files /dev/null and b/public/wilddragon-logo.png differ
