/* StreamPull — style.css */
:root {
  --bg:          #08080c;
  --surface:     rgba(255,255,255,0.035);
  --surface-2:   rgba(255,255,255,0.065);
  --border:      rgba(255,255,255,0.07);
  --border-hover:rgba(255,255,255,0.14);

  --accent:      #8b5cf6;
  --accent-2:    #3b82f6;
  --grad:        linear-gradient(135deg,#8b5cf6,#3b82f6);
  --grad-green:  linear-gradient(135deg,#10b981,#3b82f6);

  --green:       #10b981;
  --red:         #ef4444;
  --yellow:      #f59e0b;

  --text:        #f1f5f9;
  --text-2:      #94a3b8;
  --text-3:      #475569;

  --radius:      16px;
  --radius-sm:   10px;
  --shadow:      0 4px 24px rgba(0,0,0,0.5);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth}

body {
  font-family:'Inter',system-ui,sans-serif;
  background:var(--bg);
  color:var(--text);
  min-height:100vh;
  display:flex;
  align-items:flex-start;
  justify-content:center;
  padding:32px 16px 80px;
  overflow-x:hidden;
}

/* Animated mesh background */
.bg-mesh {
  position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(ellipse 80% 50% at 20% 10%, rgba(139,92,246,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 90%, rgba(59,130,246,0.10) 0%, transparent 60%),
    radial-gradient(ellipse 40% 60% at 50% 50%, rgba(16,185,129,0.04) 0%, transparent 70%);
}

.app {
  position:relative;z-index:1;
  width:100%;max-width:720px;
  display:flex;flex-direction:column;gap:14px;
}

/* Header */
.header {
  display:flex;align-items:center;gap:14px;
  padding:8px 0 16px;
}
.brand { display:flex;align-items:center;gap:12px; }
.brand-icon {
  width:44px;height:44px;border-radius:12px;
  background:var(--grad);
  display:flex;align-items:center;justify-content:center;
  color:#fff;flex-shrink:0;
  box-shadow:0 4px 20px rgba(139,92,246,0.4);
  animation:pulse 3s ease-in-out infinite;
}
@keyframes pulse{0%,100%{box-shadow:0 4px 20px rgba(139,92,246,.4)}50%{box-shadow:0 4px 30px rgba(139,92,246,.7)}}
.brand-text{display:flex;flex-direction:column;gap:2px;}
.brand-name{font-size:1.3rem;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:-.02em;}
.brand-tag{font-size:.72rem;color:var(--text-3);font-weight:500;letter-spacing:.04em;text-transform:uppercase;}
.header-badges{margin-left:auto;display:flex;gap:8px;}
.badge{
  font-size:.72rem;font-weight:600;padding:4px 10px;border-radius:999px;
  background:rgba(255,255,255,.05);border:1px solid var(--border);color:var(--text-2);
}
.badge-green{background:rgba(16,185,129,.12);border-color:rgba(16,185,129,.3);color:#34d399;}

/* Cards */
.card {
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:20px 22px;
  box-shadow:var(--shadow);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  transition:border-color .2s;
}
.card:hover{border-color:var(--border-hover);}
.card-header {
  display:flex;align-items:center;gap:8px;
  font-size:.78rem;font-weight:600;color:var(--text-2);
  text-transform:uppercase;letter-spacing:.06em;
  margin-bottom:16px;
}
.card-header svg{opacity:.6;}

/* URL input */
.url-input-wrap{display:flex;gap:10px;}
.url-input {
  flex:1;padding:12px 16px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--border);border-radius:var(--radius-sm);
  color:var(--text);font-family:'Inter',sans-serif;font-size:.92rem;
  transition:all .2s;outline:none;
}
.url-input:focus{border-color:var(--accent);background:rgba(139,92,246,.07);box-shadow:0 0 0 3px rgba(139,92,246,.15);}
.url-hint{font-size:.78rem;color:var(--text-3);margin-top:10px;}
.derived-url{
  display:flex;align-items:center;gap:8px;
  margin-top:10px;padding:8px 12px;
  background:rgba(16,185,129,.07);border:1px solid rgba(16,185,129,.2);
  border-radius:8px;
}
.derived-label{font-size:.72rem;font-weight:700;color:#34d399;white-space:nowrap;}
.derived-val{font-size:.78rem;color:#6ee7b7;word-break:break-all;}

/* Quality grid */
.quality-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:10px;}
.quality-card {
  position:relative;padding:14px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--border);border-radius:var(--radius-sm);
  cursor:pointer;transition:all .18s;
  display:flex;flex-direction:column;gap:4px;
  user-select:none;
}
.quality-card:hover{border-color:var(--accent);background:rgba(139,92,246,.08);}
.quality-card.selected{
  border-color:var(--accent);background:rgba(139,92,246,.14);
  box-shadow:0 0 0 1px var(--accent), inset 0 0 0 1px rgba(139,92,246,.2);
}
.quality-card.selected::after{
  content:'✓';position:absolute;top:8px;right:10px;
  font-size:.75rem;font-weight:700;color:var(--accent);
}
.quality-res{font-size:1.15rem;font-weight:700;color:var(--text);}
.quality-bw{font-size:.75rem;color:var(--text-2);}
.quality-badge{
  display:inline-block;font-size:.65rem;font-weight:700;
  padding:2px 7px;border-radius:999px;margin-top:2px;
  background:var(--grad);color:#fff;width:fit-content;
}

/* Settings */
.settings-row{display:flex;gap:12px;flex-wrap:wrap;}
.field{display:flex;flex-direction:column;gap:6px;min-width:160px;}
.field-wide{flex:1;}
.field-label{font-size:.75rem;font-weight:500;color:var(--text-2);text-transform:uppercase;letter-spacing:.04em;}
.field-input{
  padding:10px 13px;background:rgba(255,255,255,.04);
  border:1px solid var(--border);border-radius:var(--radius-sm);
  color:var(--text);font-family:'Inter',sans-serif;font-size:.9rem;
  outline:none;transition:all .2s;
}
.field-input:focus{border-color:var(--accent);background:rgba(139,92,246,.07);}
.toggle-row{
  display:flex;align-items:center;gap:12px;
  margin-top:14px;padding:12px 13px;
  background:rgba(255,255,255,.035);
  border:1px solid var(--border);border-radius:var(--radius-sm);
  cursor:pointer;user-select:none;
}
.toggle-input{position:absolute;opacity:0;pointer-events:none;}
.toggle-box{
  width:38px;height:22px;flex-shrink:0;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid var(--border-hover);
  position:relative;transition:all .18s;
}
.toggle-box::after{
  content:'';position:absolute;top:3px;left:3px;
  width:14px;height:14px;border-radius:50%;
  background:var(--text-2);transition:all .18s;
}
.toggle-input:checked + .toggle-box{
  background:rgba(16,185,129,.22);border-color:rgba(16,185,129,.45);
}
.toggle-input:checked + .toggle-box::after{
  transform:translateX(16px);background:#34d399;
}
.toggle-text{display:flex;flex-direction:column;gap:2px;min-width:0;}
.toggle-title{font-size:.84rem;font-weight:600;color:var(--text);}
.toggle-sub{font-size:.74rem;color:var(--text-3);line-height:1.35;}

/* Buttons */
.btn {
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 20px;border:none;border-radius:var(--radius-sm);
  font-family:'Inter',sans-serif;font-size:.9rem;font-weight:600;
  cursor:pointer;white-space:nowrap;transition:all .18s;
}
.btn:active{transform:scale(.96);}
.btn:disabled{opacity:.35;cursor:not-allowed;}

.btn-primary{background:var(--grad);color:#fff;box-shadow:0 2px 16px rgba(139,92,246,.35);}
.btn-primary:hover:not(:disabled){filter:brightness(1.12);box-shadow:0 4px 24px rgba(139,92,246,.5);}

.btn-success{background:var(--green);color:#fff;box-shadow:0 2px 16px rgba(16,185,129,.3);}
.btn-success:hover:not(:disabled){background:#059669;}

.btn-danger{background:var(--red);color:#fff;}
.btn-danger:hover:not(:disabled){background:#dc2626;}

.btn-ghost{background:var(--surface-2);color:var(--text-2);border:1px solid var(--border);}
.btn-ghost:hover:not(:disabled){border-color:var(--border-hover);color:var(--text);}

.btn-link{
  margin-left:auto;background:transparent;border:none;
  font-size:.75rem;color:var(--text-3);cursor:pointer;padding:0;
  transition:color .15s;
}
.btn-link:hover{color:var(--text-2);}

.btn-lg{padding:13px 26px;font-size:.95rem;}
.btn-row{display:flex;gap:10px;flex-wrap:wrap;}

/* Progress */
.speed-pill{
  margin-left:auto;font-size:.75rem;font-weight:700;font-family:'JetBrains Mono',monospace;
  color:#a78bfa;padding:2px 10px;border-radius:999px;
  background:rgba(139,92,246,.12);border:1px solid rgba(139,92,246,.25);
}
.progress-main{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.progress-track{
  flex:1;height:12px;border-radius:999px;
  background:rgba(255,255,255,.06);overflow:hidden;
}
.progress-fill{
  height:100%;width:0%;border-radius:999px;
  background:var(--grad);transition:width .3s ease;
  position:relative;overflow:hidden;
}
.progress-glow{
  position:absolute;top:0;left:-100%;width:80%;height:100%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.35),transparent);
  animation:shimmer 1.6s ease-in-out infinite;
}
@keyframes shimmer{from{left:-100%}to{left:220%}}
.progress-pct{font-size:.9rem;font-weight:700;color:var(--text-2);min-width:42px;text-align:right;font-family:'JetBrains Mono',monospace;}

.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;}
.stat{
  background:rgba(255,255,255,.03);border:1px solid var(--border);
  border-radius:8px;padding:10px 12px;
}
.stat-label{display:block;font-size:.68rem;color:var(--text-3);text-transform:uppercase;letter-spacing:.05em;margin-bottom:4px;}
.stat-val{font-size:.88rem;font-weight:600;color:var(--text);font-family:'JetBrains Mono',monospace;}
.status-badge{
  font-size:.72rem !important;padding:2px 8px;border-radius:999px;
  background:rgba(139,92,246,.15);color:#a78bfa;
  border:1px solid rgba(139,92,246,.3);font-family:'Inter',sans-serif !important;
}
.status-badge.ok{background:rgba(16,185,129,.15);color:#34d399;border-color:rgba(16,185,129,.3);}
.status-badge.err{background:rgba(239,68,68,.15);color:#f87171;border-color:rgba(239,68,68,.3);}

/* Log */
.log-box{
  background:rgba(0,0,0,.3);border-radius:8px;
  padding:12px 14px;max-height:200px;overflow-y:auto;
  font-family:'JetBrains Mono',monospace;font-size:.78rem;line-height:1.7;
}
.log-box::-webkit-scrollbar{width:4px;}
.log-box::-webkit-scrollbar-thumb{background:#2d2d3a;border-radius:4px;}
.log-line{color:#64748b;}
.log-line.ok{color:#34d399;}
.log-line.err{color:#f87171;}
.log-line.warn{color:#fbbf24;}
.log-line.info{color:#94a3b8;}

/* Mono */
.mono{font-family:'JetBrains Mono',monospace;}

/* Utility */
.hidden{display:none!important;}

/* Save hint */
.save-hint{
  margin-top:10px;font-size:.8rem;color:var(--text-3);
}
.save-hint strong{color:var(--text-2);}

/* Done banner */
.done-banner {
  display:flex;align-items:center;gap:14px;
  padding:16px 20px;border-radius:var(--radius);
  background:rgba(16,185,129,.1);
  border:1px solid rgba(16,185,129,.3);
  animation:fadeIn .4s ease;
}
@keyframes fadeIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}
.done-icon{
  width:42px;height:42px;flex-shrink:0;border-radius:50%;
  background:rgba(16,185,129,.2);border:2px solid rgba(16,185,129,.4);
  display:flex;align-items:center;justify-content:center;
  color:#34d399;
}
.done-text{display:flex;flex-direction:column;gap:3px;}
.done-title{font-size:.95rem;font-weight:700;color:#34d399;}
.done-sub{font-size:.8rem;color:#6ee7b7;font-family:'JetBrains Mono',monospace;}

@media(max-width:500px){

  .stats-row{grid-template-columns:repeat(2,1fr);}
  .url-input-wrap{flex-direction:column;}
  .btn-lg{width:100%;justify-content:center;}
  .header-badges{display:none;}
}

/* Spin */
.spin{animation:rotate .7s linear infinite;}
@keyframes rotate{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}

/* Lecture Details Styling */
.lecture-content {
  display: flex;
  gap: 16px;
  align-items: center;
}
.lecture-thumbnail {
  width: 140px;
  height: 80px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  flex-shrink: 0;
}
.lecture-details {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}
.lecture-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.4;
  word-break: break-word;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.lecture-duration {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: var(--text-2);
  width: fit-content;
}

@media(max-width:500px){
  .lecture-content {
    flex-direction: column;
    align-items: flex-start;
  }
  .lecture-thumbnail {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
  }
}