/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0a0a0f;
  --surface: #13131a;
  --surface2: #1c1c28;
  --border: rgba(255,255,255,0.07);
  --accent: #6EE7B7;
  --accent2: #818CF8;
  --danger: #F87171;
  --text: #f0f0f5;
  --text-muted: #6b6b80;
  --radius: 16px;
  --ctrl-size: 52px;
}

html, body { height: 100%; overflow: hidden; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
}

.screen { display: none; height: 100vh; width: 100vw; position: fixed; inset: 0; }
.screen.active { display: flex; }

/* ── LOBBY ── */
.lobby-bg {
  position: absolute; inset: 0; overflow: hidden; z-index: 0;
}
.orb {
  position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.35;
  animation: float 8s ease-in-out infinite;
}
.orb-1 { width: 500px; height: 500px; background: var(--accent); top: -150px; left: -150px; animation-delay: 0s; }
.orb-2 { width: 400px; height: 400px; background: var(--accent2); bottom: -100px; right: -100px; animation-delay: -3s; }
.orb-3 { width: 300px; height: 300px; background: #f59e0b; top: 50%; left: 50%; transform: translate(-50%,-50%); animation-delay: -6s; }

@keyframes float {
  0%, 100% { transform: translate(0,0) scale(1); }
  50% { transform: translate(20px, -20px) scale(1.05); }
}

.lobby-content {
  position: relative; z-index: 1;
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; gap: 28px;
  width: 100%; padding: 40px 20px;
  overflow-y: auto;
}

.logo {
  display: flex; align-items: center; gap: 10px;
  font-family: 'Syne', sans-serif; font-weight: 800;
  font-size: 22px; color: var(--text);
}

.lobby-content h1 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 800; text-align: center;
  line-height: 1.15; letter-spacing: -1px;
}
.lobby-content h1 em {
  font-style: normal; color: var(--accent);
}
.subtitle {
  color: var(--text-muted); font-size: 15px; text-align: center;
  max-width: 480px; line-height: 1.6;
}

.lobby-form {
  display: flex; flex-direction: column; gap: 12px;
  width: 100%; max-width: 440px;
}
.lobby-form input {
  background: var(--surface);
  border: 1.5px solid var(--border);
  color: var(--text);
  border-radius: 12px;
  padding: 14px 18px;
  font-family: 'DM Sans', sans-serif;
  font-size: 15px;
  outline: none;
  transition: border-color 0.2s;
}
.lobby-form input:focus { border-color: var(--accent); }
.lobby-form input::placeholder { color: var(--text-muted); }

.room-row {
  display: flex; gap: 10px;
}
.room-row input { flex: 1; }

.btn-primary {
  background: var(--accent);
  color: #0a0a0f;
  border: none;
  border-radius: 12px;
  padding: 14px 24px;
  font-family: 'Syne', sans-serif;
  font-weight: 700; font-size: 15px;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.15s, box-shadow 0.15s;
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(110,231,183,0.35);
}

/* Preview */
.lobby-preview {
  width: 100%; max-width: 440px;
}
.preview-video-wrap {
  position: relative;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 16/9;
}
.preview-video-wrap video {
  width: 100%; height: 100%; object-fit: cover;
  transform: scaleX(-1);
}
.preview-label {
  position: absolute; bottom: 44px; left: 12px;
  font-size: 12px; color: var(--text-muted);
  background: rgba(0,0,0,0.5); padding: 3px 8px; border-radius: 6px;
}
.preview-controls {
  position: absolute; bottom: 10px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 10px;
}
.preview-controls .ctrl-btn {
  background: rgba(255,255,255,0.1);
  border: none; border-radius: 50%; width: 38px; height: 38px;
  font-size: 16px; cursor: pointer; transition: background 0.2s;
}
.preview-controls .ctrl-btn:hover { background: rgba(255,255,255,0.2); }

/* ── MEETING ── */
#meeting {
  flex-direction: column;
  background: var(--bg);
}

/* Topbar */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 20px; height: 56px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.logo-sm {
  display: flex; align-items: center; gap: 8px;
  font-family: 'Syne', sans-serif; font-weight: 700; font-size: 16px;
}
.topbar-center {
  font-family: 'Syne', sans-serif;
  font-size: 16px; font-weight: 600;
  color: var(--text-muted); letter-spacing: 1px;
}
.topbar-right {
  display: flex; align-items: center; gap: 12px;
}
.room-badge {
  display: flex; align-items: center; gap: 6px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px; padding: 5px 10px;
  font-size: 13px; font-family: monospace;
  color: var(--accent);
}
.room-badge button {
  background: none; border: none; cursor: pointer;
  color: var(--text-muted); font-size: 15px; padding: 0 2px;
  transition: color 0.2s;
}
.room-badge button:hover { color: var(--accent); }
.participant-count {
  font-size: 13px; color: var(--text-muted);
}

/* Video Area */
.video-area {
  flex: 1; overflow: hidden;
  padding: 12px;
  position: relative;
}

.video-grid {
  display: grid;
  width: 100%; height: 100%;
  gap: 10px;
  align-items: center;
  justify-items: center;
}

/* Grid layouts */
.video-grid.count-1 { grid-template-columns: 1fr; }
.video-grid.count-2 { grid-template-columns: 1fr 1fr; }
.video-grid.count-3 { grid-template-columns: 1fr 1fr; grid-template-rows: 1fr 1fr; }
.video-grid.count-3 .video-tile:first-child { grid-column: span 2; }
.video-grid.count-4 { grid-template-columns: 1fr 1fr; grid-template-rows: 1fr 1fr; }
.video-grid.count-5,
.video-grid.count-6 { grid-template-columns: repeat(3, 1fr); grid-template-rows: 1fr 1fr; }
.video-grid.count-many { grid-template-columns: repeat(3, 1fr); }

.video-tile {
  position: relative;
  width: 100%; height: 100%;
  min-height: 120px;
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  border: 2px solid transparent;
  transition: border-color 0.3s;
}
.video-tile.speaking { border-color: var(--accent); }
.video-tile.screen-share { border-color: var(--accent2); }

.video-tile video {
  width: 100%; height: 100%;
  object-fit: cover;
}
.video-tile.local video { transform: scaleX(-1); }
.video-tile.screen-share video { transform: none; object-fit: contain; background: #000; }

.tile-name {
  position: absolute; bottom: 10px; left: 10px;
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(4px);
  color: #fff; font-size: 13px; font-weight: 500;
  padding: 4px 10px; border-radius: 8px;
  display: flex; align-items: center; gap: 6px;
}
.tile-name .muted-icon { font-size: 11px; opacity: 0.8; }

.video-off-overlay {
  position: absolute; inset: 0;
  background: var(--surface2);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 8px;
}
.avatar-circle {
  width: 64px; height: 64px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: flex; align-items: center; justify-content: center;
  font-family: 'Syne', sans-serif;
  font-size: 26px; font-weight: 800; color: #0a0a0f;
}

/* Controls bar */
.controls-bar {
  display: flex; align-items: center;
  justify-content: space-between;
  padding: 10px 20px; height: 74px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}
.controls-center {
  display: flex; align-items: center; gap: 10px;
}

.ctrl-btn {
  width: var(--ctrl-size); height: var(--ctrl-size);
  border-radius: 50%;
  border: 1.5px solid var(--border);
  background: var(--surface2);
  color: var(--text);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  position: relative;
  transition: background 0.2s, border-color 0.2s, transform 0.15s;
}
.ctrl-btn svg { width: 22px; height: 22px; }
.ctrl-btn:hover { background: var(--surface); border-color: rgba(255,255,255,0.2); transform: scale(1.05); }
.ctrl-btn.active { background: rgba(110,231,183,0.15); border-color: var(--accent); color: var(--accent); }
.ctrl-btn.screen-on { background: rgba(129,140,248,0.15); border-color: var(--accent2); color: var(--accent2); }
.ctrl-btn.recording { background: rgba(248,113,113,0.2); border-color: var(--danger); color: var(--danger); animation: pulse-record 1.2s ease-in-out infinite; }
.ctrl-btn.leave { background: rgba(248,113,113,0.1); border-color: var(--danger); color: var(--danger); }
.ctrl-btn.leave:hover { background: var(--danger); color: #fff; }

.slash-line {
  position: absolute; width: 70%; height: 2px;
  background: var(--danger); border-radius: 2px;
  transform: rotate(-45deg);
  pointer-events: none;
}

@keyframes pulse-record {
  0%, 100% { box-shadow: 0 0 0 0 rgba(248,113,113,0.4); }
  50% { box-shadow: 0 0 0 8px rgba(248,113,113,0); }
}

.record-indicator {
  display: flex; align-items: center; gap: 8px;
  color: var(--danger); font-size: 13px; font-weight: 600;
  letter-spacing: 0.5px;
}
.rec-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--danger);
  animation: pulse-record 1.2s ease-in-out infinite;
}

.badge {
  position: absolute; top: 4px; right: 4px;
  background: var(--danger); color: #fff;
  font-size: 10px; font-weight: 700;
  width: 18px; height: 18px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}

/* Chat panel */
.chat-panel {
  position: fixed; right: 0; top: 56px;
  bottom: 74px; width: 320px;
  background: var(--surface);
  border-left: 1px solid var(--border);
  display: flex; flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 100;
}
.chat-panel.open { transform: translateX(0); }
.chat-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  font-family: 'Syne', sans-serif; font-weight: 700; font-size: 15px;
}
.chat-header button {
  background: none; border: none; color: var(--text-muted);
  cursor: pointer; font-size: 16px; padding: 4px;
  transition: color 0.2s;
}
.chat-header button:hover { color: var(--text); }
.chat-messages {
  flex: 1; overflow-y: auto; padding: 12px;
  display: flex; flex-direction: column; gap: 10px;
}
.chat-messages::-webkit-scrollbar { width: 4px; }
.chat-messages::-webkit-scrollbar-track { background: transparent; }
.chat-messages::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.chat-msg { max-width: 90%; }
.chat-msg.own { align-self: flex-end; }
.chat-msg-name { font-size: 11px; color: var(--text-muted); margin-bottom: 3px; }
.chat-msg.own .chat-msg-name { text-align: right; }
.chat-msg-bubble {
  background: var(--surface2);
  border-radius: 12px; padding: 8px 12px;
  font-size: 14px; line-height: 1.5;
  border: 1px solid var(--border);
}
.chat-msg.own .chat-msg-bubble {
  background: rgba(110,231,183,0.12);
  border-color: rgba(110,231,183,0.25);
  color: var(--accent);
}
.chat-msg-time { font-size: 10px; color: var(--text-muted); margin-top: 2px; text-align: right; }
.chat-system {
  text-align: center; font-size: 12px; color: var(--text-muted);
  padding: 4px 0;
}

.chat-input-row {
  display: flex; gap: 8px; padding: 12px;
  border-top: 1px solid var(--border);
}
.chat-input-row input {
  flex: 1;
  background: var(--surface2);
  border: 1.5px solid var(--border);
  color: var(--text); border-radius: 10px;
  padding: 10px 14px; font-size: 14px; outline: none;
  font-family: 'DM Sans', sans-serif;
  transition: border-color 0.2s;
}
.chat-input-row input:focus { border-color: var(--accent); }
.chat-input-row button {
  background: var(--accent); color: #0a0a0f;
  border: none; border-radius: 10px;
  width: 40px; font-size: 18px; font-weight: 700;
  cursor: pointer; transition: transform 0.15s;
}
.chat-input-row button:hover { transform: scale(1.05); }

/* Toast */
.toast {
  position: fixed; bottom: 90px; left: 50%; transform: translateX(-50%);
  background: var(--surface2); border: 1px solid var(--border);
  color: var(--text); padding: 10px 20px; border-radius: 10px;
  font-size: 14px; z-index: 999;
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s;
  white-space: nowrap;
}
.toast.show { opacity: 1; }

/* Scrollbar global */
* { scrollbar-width: thin; scrollbar-color: var(--border) transparent; }

/* ── Files Panel ── */
.files-panel { right: 0; }
.files-panel.open { transform: translateX(0); }

.file-upload-area {
  margin: 12px;
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  min-height: 110px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: border-color 0.2s, background 0.2s;
  position: relative; overflow: hidden;
}
.file-upload-area:hover, .file-upload-area.drag-over {
  border-color: var(--accent);
  background: rgba(110,231,183,0.05);
}
.drop-content {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  padding: 16px; text-align: center;
}
.drop-icon { font-size: 32px; }
.drop-text { font-size: 13px; color: var(--text-muted); line-height: 1.5; }
.drop-hint { font-size: 11px; color: var(--text-muted); opacity: 0.6; }

.upload-progress {
  width: 100%; padding: 16px; display: flex; flex-direction: column; gap: 8px;
}
.progress-bar-wrap {
  width: 100%; height: 6px; background: var(--surface2);
  border-radius: 3px; overflow: hidden;
}
.progress-bar {
  height: 100%; width: 0%; background: var(--accent);
  border-radius: 3px; transition: width 0.2s;
}
.progress-label { font-size: 12px; color: var(--text-muted); text-align: center; }

.files-list {
  flex: 1; overflow-y: auto; padding: 4px 12px 12px;
  display: flex; flex-direction: column; gap: 8px;
}
.file-item {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 12px; padding: 10px 12px;
  display: flex; align-items: center; gap: 10px;
  transition: border-color 0.2s;
}
.file-item:hover { border-color: rgba(255,255,255,0.15); }
.file-icon { font-size: 26px; flex-shrink: 0; }
.file-info { flex: 1; min-width: 0; }
.file-name {
  font-size: 13px; font-weight: 500;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  color: var(--text);
}
.file-meta { font-size: 11px; color: var(--text-muted); margin-top: 2px; }
.file-download {
  background: rgba(110,231,183,0.12);
  border: 1px solid rgba(110,231,183,0.25);
  color: var(--accent); border-radius: 8px;
  padding: 6px 10px; font-size: 12px; font-weight: 600;
  cursor: pointer; white-space: nowrap;
  transition: background 0.2s;
  text-decoration: none; display: inline-block;
}
.file-download:hover { background: rgba(110,231,183,0.2); }
.file-new { animation: file-pop 0.4s cubic-bezier(0.34,1.56,0.64,1); }
@keyframes file-pop {
  from { opacity: 0; transform: scale(0.85) translateY(8px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

@media (max-width: 600px) {
  .topbar-left .logo-sm span { display: none; }
  :root { --ctrl-size: 44px; }
  .controls-center { gap: 6px; }
  /* Mobil: ikonlar altta kalmasın */
  .controls-bar {
    padding: 6px 8px;
    height: auto;
    min-height: 56px;
    padding-bottom: max(8px, env(safe-area-inset-bottom));
  }
  :root { --ctrl-size: 38px; }
  .ctrl-btn svg { width: 18px; height: 18px; }
  /* Mobil: video grid dikey */
  .video-grid.count-2 {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr 1fr;
  }
  /* Mobil: pinned layout dikey */
  .video-grid.pinned {
    flex-direction: column;
  }
  .video-grid.pinned .sidebar-tiles {
    flex-direction: row;
    width: 100%;
    min-width: 0;
    height: 100px;
    min-height: 100px;
  }
  .video-grid.pinned .sidebar-tiles .video-tile {
    width: 140px;
    height: 100px;
    min-height: 100px;
    flex: none;
  }
}

/* ── Modals ── */
.modal-overlay {
  position: fixed; inset: 0; z-index: 500;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center;
  animation: fadeIn 0.2s ease;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.modal-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px 28px;
  max-width: 440px; width: 90%;
  display: flex; flex-direction: column; gap: 14px;
  animation: slideUp 0.25s cubic-bezier(0.34,1.56,0.64,1);
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px) scale(0.95); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
.modal-icon { font-size: 40px; text-align: center; }
.modal-box h2 { font-family:'Syne',sans-serif; font-size:20px; font-weight:700; text-align:center; }
.modal-box p  { color: var(--text-muted); font-size:14px; text-align:center; line-height:1.6; }
.modal-warning {
  background: rgba(248,113,113,0.1); border:1px solid rgba(248,113,113,0.25);
  border-radius:10px; padding:10px 14px;
  color: var(--danger); font-size:13px; line-height:1.5;
}
.modal-actions { display:flex; gap:10px; justify-content:center; margin-top:4px; }
.modal-btn-cancel {
  background: var(--surface2); border: 1px solid var(--border);
  color: var(--text-muted); border-radius:10px;
  padding:10px 22px; font-size:14px; cursor:pointer;
  transition: background 0.2s;
}
.modal-btn-cancel:hover { background: var(--border); }
.modal-btn-primary {
  background: var(--accent); border: none;
  color: #0a0a0f; border-radius:10px;
  padding:10px 22px; font-family:'Syne',sans-serif;
  font-size:14px; font-weight:700; cursor:pointer;
  transition: transform 0.15s, box-shadow 0.15s;
}
.modal-btn-primary:hover { transform:translateY(-1px); box-shadow: 0 6px 20px rgba(110,231,183,0.3); }

/* Peer list inside modal */
.peer-list { display:flex; flex-direction:column; gap:8px; max-height:200px; overflow-y:auto; }
.peer-list-item {
  display:flex; align-items:center; gap:12px;
  background: var(--surface2); border:1px solid var(--border);
  border-radius:12px; padding:10px 14px;
  cursor:pointer; transition: border-color 0.2s, background 0.2s;
}
.peer-list-item:hover { border-color: var(--accent); background: rgba(110,231,183,0.05); }
.peer-list-avatar {
  width:36px; height:36px; border-radius:50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display:flex; align-items:center; justify-content:center;
  font-family:'Syne',sans-serif; font-size:16px; font-weight:800; color:#0a0a0f;
}
.peer-list-name { font-size:14px; font-weight:500; }

/* Agent steps */
.agent-steps { display:flex; flex-direction:column; gap:12px; }
.agent-step {
  display:flex; align-items:flex-start; gap:12px;
  background: var(--surface2); border:1px solid var(--border);
  border-radius:12px; padding:12px 14px;
}
.step-num {
  width:24px; height:24px; border-radius:50%;
  background: var(--accent); color:#0a0a0f;
  font-family:'Syne',sans-serif; font-weight:800; font-size:13px;
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.agent-step strong { display:block; font-size:13px; margin-bottom:4px; }
.agent-step code {
  display:block; font-size:11px; color: var(--accent);
  background: rgba(0,0,0,0.3); border-radius:6px;
  padding:6px 8px; font-family:monospace;
  word-break:break-all; margin-top:4px;
}
.copy-cmd-btn {
  margin-top:6px; background: var(--surface); border:1px solid var(--border);
  color: var(--text-muted); border-radius:6px;
  padding:4px 10px; font-size:11px; cursor:pointer;
  transition: color 0.2s, border-color 0.2s;
}
.copy-cmd-btn:hover { color: var(--accent); border-color: var(--accent); }

.spin { display:inline-block; animation: spin 1.2s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Remote Viewer ── */
.remote-viewer {
  position: fixed; inset: 0; z-index: 400;
  background: #000;
  display: flex; flex-direction: column;
}
.remote-viewer-topbar {
  display:flex; align-items:center; justify-content:space-between;
  padding:10px 16px; height:48px;
  background: var(--surface);
  border-bottom:1px solid var(--border);
  flex-shrink:0;
}
.remote-viewer-title { font-family:'Syne',sans-serif; font-weight:700; font-size:15px; }
.remote-viewer-actions { display:flex; align-items:center; gap:10px; }
.remote-fps { font-size:12px; color: var(--text-muted); font-family:monospace; }
.remote-viewer-actions button {
  background: var(--surface2); border:1px solid var(--border);
  color: var(--text); border-radius:8px; padding:6px 14px;
  font-size:13px; cursor:pointer; transition: background 0.2s;
}
.remote-viewer-actions button:hover { background: var(--border); }
.danger-btn { color: var(--danger) !important; border-color: rgba(248,113,113,0.35) !important; }
.danger-btn:hover { background: rgba(248,113,113,0.15) !important; }

.remote-canvas-wrap {
  flex:1; overflow:hidden; position:relative;
  display:flex; align-items:center; justify-content:center;
  cursor: none;  /* gizle, custom cursor kullanacağız */
}
#remoteCanvas {
  max-width:100%; max-height:100%;
  display:block;
  cursor: crosshair;
}
.remote-connecting {
  position:absolute; inset:0;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  gap:16px; color: var(--text-muted);
}
.spinner {
  width:40px; height:40px; border-radius:50%;
  border:3px solid var(--border);
  border-top-color: var(--accent);
  animation: spin 0.8s linear infinite;
}

/* ── OS Tabs ── */
.os-tabs {
  display: flex; gap: 8px;
}
.os-tab {
  flex: 1; padding: 8px; border-radius: 10px;
  border: 1.5px solid var(--border);
  background: var(--surface2); color: var(--text-muted);
  font-size: 13px; font-weight: 600; cursor: pointer;
  transition: all 0.2s;
}
.os-tab.active {
  border-color: var(--accent); color: var(--accent);
  background: rgba(110,231,183,0.08);
}

/* Pin layout */
.video-grid.pinned {
  display: flex;
  flex-direction: row;
  gap: 10px;
}
.video-grid.pinned .video-tile {
  min-height: 120px;
}
.video-grid.pinned .video-tile.pinned-tile {
  flex: 1;
  min-width: 0;
}
.video-grid.pinned .sidebar-tiles {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 180px;
  min-width: 180px;
  overflow-y: auto;
}
.video-grid.pinned .sidebar-tiles .video-tile {
  width: 180px;
  height: 120px;
  min-height: 120px;
  flex: none;
}
.pin-btn {
  position: absolute;
  top: 6px;
  right: 6px;
  background: rgba(0,0,0,0.5);
  border: none;
  border-radius: 6px;
  color: white;
  cursor: pointer;
  padding: 4px 7px;
  font-size: 14px;
  z-index: 10;
  opacity: 0;
  transition: opacity 0.2s;
}
.video-tile:hover .pin-btn { opacity: 1; }
.video-tile.pinned-tile .pin-btn { opacity: 1; background: var(--accent); }
.auto-pin-indicator {
  position: absolute;
  top: 6px;
  left: 6px;
  background: rgba(0,0,0,0.5);
  border-radius: 6px;
  color: #4ade80;
  font-size: 11px;
  padding: 2px 6px;
  z-index: 10;
}