/* Live session page */
body { background: #050714; overflow: hidden; height: 100vh; }
[data-theme="light"] body { background: #E8ECFB; }

.session-app {
  display: grid;
  grid-template-columns: 1fr 360px;
  grid-template-rows: 64px 1fr;
  height: 100vh;
  gap: 0;
}

/* Session topbar */
.s-top {
  grid-column: 1 / -1;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-deep);
  z-index: 10;
}
.s-top .l, .s-top .r { display: flex; align-items: center; gap: 16px; }
.s-top .brand { display: flex; align-items: center; gap: 8px; font-family: var(--font-display); font-weight: 700; font-size: 15px; }
.s-top .brand img { width: 22px; height: 22px; }
.s-top .divider { width: 1px; height: 24px; background: var(--border-strong); }
.s-top .scenario-tag { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-dim); }
.s-top .scenario-tag svg { width: 16px; height: 16px; }
.s-top .timer { font-family: var(--font-mono); font-size: 18px; font-weight: 500; color: var(--text); letter-spacing: 0.04em; }
.s-top .rec-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 999px;
  background: rgba(255,107,107,0.16); border: 1px solid rgba(255,107,107,0.36);
  color: #FF8E8E; font-size: 12px; font-family: var(--font-mono); letter-spacing: 0.06em;
}
.s-top .rec-badge .dot { width: 8px; height: 8px; border-radius: 999px; background: #FF6B6B; animation: pulse 1.6s infinite; }

/* ===== Main stage area ===== */
.s-stage {
  position: relative;
  padding: 20px;
  display: flex; flex-direction: column; gap: 16px;
  overflow: hidden;
  min-width: 0;
}

/* Camera view */
.cam {
  flex: 1;
  position: relative;
  border-radius: var(--r-lg);
  background:
    radial-gradient(ellipse at 50% 40%, rgba(124,92,255,0.12), transparent 60%),
    linear-gradient(180deg, #14172B 0%, #0B1020 100%);
  border: 1px solid var(--border-strong);
  overflow: hidden;
  min-height: 360px;
}

/* Real user camera feed */
.cam > #cam-video {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transform: scaleX(-1); /* mirror like a selfie */
  background: #0B1020;
  z-index: 1;
  display: none;
  transition: opacity .25s;
}
.cam.cam-live > #cam-video { display: block; }
.cam.cam-live .audience { display: none; }
.cam.cam-vid-off > #cam-video { opacity: 0; }

/* Camera off / paused indicator (center) */
.cam-paused {
  position: absolute; inset: 0; z-index: 7;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 10px; color: rgba(255,255,255,0.7);
  font-family: var(--font-display); font-weight: 600; font-size: 14px;
  background: rgba(11,16,32,0.55); backdrop-filter: blur(3px);
}
.cam-paused[hidden] { display: none; }

/* Camera permission / enable prompt */
.cam-off {
  position: absolute; inset: 0; z-index: 8;
  display: flex; align-items: center; justify-content: center;
  background:
    radial-gradient(ellipse at 50% 40%, rgba(124,92,255,0.10), transparent 60%),
    rgba(11,16,32,0.62);
  backdrop-filter: blur(3px);
}
.cam.cam-live .cam-off { display: none; }
.cam-off-inner {
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  text-align: center; max-width: 330px; padding: 24px;
}
.cam-off-icon {
  width: 58px; height: 58px; display: grid; place-items: center;
  border-radius: 999px; background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.16); color: #fff;
}
.cam-off-title { margin: 0; font-family: var(--font-display); font-weight: 600; font-size: 17px; color: #fff; letter-spacing: -0.01em; }
.cam-off-desc { margin: 0; font-size: 13px; line-height: 1.55; color: rgba(255,255,255,0.72); }
.cam-off.is-error .cam-off-desc { color: #FFA0BD; }
.cam-off-btn {
  appearance: none; border: 0; cursor: pointer;
  font-family: var(--font-display); font-weight: 600; font-size: 14px;
  padding: 11px 24px; border-radius: var(--r-pill);
  background: var(--grad-primary); color: #fff;
  transition: opacity .15s; letter-spacing: -0.01em;
}
.cam-off-btn:hover { opacity: .88; }
.cam-off-btn:disabled { opacity: .5; cursor: not-allowed; }

/* Control button on/off (muted) state */
.cc-btn.is-off {
  background: rgba(255,107,154,0.18);
  border-color: rgba(255,107,154,0.45);
  color: #FFA0BD;
}

/* Audience simulation backdrop */
.audience {
  position: absolute; inset: 0;
  display: grid;
  grid-template-columns: repeat(14, 1fr);
  gap: 6px;
  padding: 56% 24px 18px;
  opacity: .35;
}
.audience .seat { aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle at 50% 35%, rgba(255,255,255,0.55), rgba(124,92,255,0.18) 60%, transparent 70%); }
.audience .seat:nth-child(3n+1) { background: radial-gradient(circle at 50% 35%, rgba(255,255,255,0.6), rgba(34,211,238,0.18) 60%, transparent 70%); }
.audience .seat:nth-child(5n) { background: radial-gradient(circle at 50% 35%, rgba(255,255,255,0.5), rgba(255,107,154,0.18) 60%, transparent 70%); }

/* Pose silhouette overlay */
.pose-overlay {
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -45%);
  width: 320px; aspect-ratio: 1;
  pointer-events: none;
}

/* Camera HUD top */
.cam-hud-top {
  position: absolute; top: 16px; left: 16px; right: 16px;
  display: flex; justify-content: space-between; align-items: start;
  z-index: 5;
}
.live-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px; border-radius: 999px;
  background: rgba(0,0,0,0.55); backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.14);
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; color: #fff;
}
.live-pill .dot-live { width: 8px; height: 8px; border-radius: 999px; background: #FF6B6B; animation: pulse 1.6s infinite; }

.cam-info { display: flex; gap: 8px; }
.cam-chip {
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.14);
  font-size: 12px;
  color: rgba(255,255,255,0.85);
}

/* Floating metric cards in camera */
.cam-metric {
  position: absolute;
  background: rgba(11, 16, 32, 0.78);
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: var(--r-md);
  padding: 12px 14px;
  backdrop-filter: blur(20px);
  z-index: 6;
  min-width: 140px;
  color: #fff;
}
.cam-metric .lbl { font-family: var(--font-mono); font-size: 10px; color: rgba(255,255,255,0.6); letter-spacing: 0.14em; text-transform: uppercase; }
.cam-metric .val { font-family: var(--font-display); font-size: 26px; font-weight: 600; letter-spacing: -0.02em; margin-top: 3px; line-height: 1; }
.cam-metric .val .u { font-size: 12px; color: rgba(255,255,255,0.6); margin-left: 3px; font-weight: 500; }
.cam-metric .sub { font-size: 11px; color: rgba(255,255,255,0.66); margin-top: 6px; }
.cam-metric .bar { height: 4px; background: rgba(255,255,255,0.1); border-radius: 999px; margin-top: 8px; overflow: hidden; }
.cam-metric .bar i { display: block; height: 100%; background: var(--grad-primary); border-radius: 999px; }

.m-wpm { left: 20px; top: 64px; }
.m-eye { right: 20px; top: 64px; }
.m-fill {
  left: 20px; bottom: 116px;
  border-color: rgba(245,181,68,0.34);
}
.m-fill .val { color: #FFD27A; }
.m-confidence { right: 20px; bottom: 116px; }
.m-confidence .ring-mini {
  width: 56px; height: 56px;
  border-radius: 999px;
  background: conic-gradient(#22D3EE 78%, rgba(255,255,255,0.1) 0);
  position: relative;
  margin-top: 6px;
}
.m-confidence .ring-mini::after {
  content: ""; position: absolute; inset: 5px; border-radius: 999px;
  background: rgba(11,16,32,0.95);
}
.m-confidence .ring-mini span {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  font-family: var(--font-display); font-size: 16px; font-weight: 600;
  z-index: 1;
}

/* Live coach tip */
.coach-tip {
  position: absolute;
  left: 50%; bottom: 80px;
  transform: translateX(-50%);
  max-width: 460px;
  padding: 14px 18px;
  border-radius: 14px;
  background: rgba(124,92,255,0.18);
  border: 1px solid rgba(124,92,255,0.4);
  backdrop-filter: blur(20px);
  display: flex; gap: 12px; align-items: flex-start;
  z-index: 6;
  animation: tipFadeIn .5s ease-out;
}
@keyframes tipFadeIn {
  from { opacity: 0; transform: translate(-50%, 10px); }
  to { opacity: 1; transform: translate(-50%, 0); }
}
.coach-tip .ic { width: 28px; height: 28px; border-radius: 999px; background: var(--grad-primary); display: grid; place-items: center; flex-shrink: 0; }
.coach-tip .body .head { font-family: var(--font-mono); font-size: 10px; color: var(--cyan-soft); letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 4px; }
.coach-tip .body .msg { font-size: 14px; color: #fff; line-height: 1.45; }

/* Transcript caption ribbon */
.caption {
  position: absolute;
  left: 50%; bottom: 18px;
  transform: translateX(-50%);
  max-width: 620px;
  padding: 12px 18px;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(12px);
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.1);
  font-size: 16px;
  color: #fff;
  line-height: 1.5;
  z-index: 5;
}
.caption .filler {
  background: rgba(245,181,68,0.26);
  color: #FFD27A;
  padding: 2px 8px; border-radius: 4px;
}
.caption .keyword {
  color: #67E8F9;
  font-weight: 500;
}

/* Camera controls bar */
.cam-controls {
  display: flex; justify-content: center; align-items: center; gap: 12px;
  padding: 8px;
}
.cc-btn {
  width: 52px; height: 52px;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--border-strong);
  color: var(--text);
  cursor: pointer;
  display: grid; place-items: center;
  transition: background .2s, transform .15s;
}
.cc-btn:hover { background: var(--surface-3); }
.cc-btn:active { transform: scale(.96); }
.cc-btn:disabled { opacity: .4; cursor: not-allowed; }
.cc-btn:disabled:hover { background: var(--surface-2); }
.cc-btn:disabled:active { transform: none; }
.cc-btn svg { width: 22px; height: 22px; }
.cc-btn.danger {
  background: #FF6B6B;
  border-color: transparent;
  color: #fff;
  box-shadow: 0 8px 20px -6px rgba(255,107,107,0.6);
  width: 64px; height: 64px;
}
.cc-btn.danger svg { width: 24px; height: 24px; }
.cc-btn .live-rec-dot { width: 18px; height: 18px; background: #fff; border-radius: 4px; }

/* ===== Right rail ===== */
.s-rail {
  background: var(--bg-deep);
  border-left: 1px solid var(--border);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.rail-tabs {
  display: flex; gap: 0;
  border-bottom: 1px solid var(--border);
  padding: 14px 14px 0;
}
.rail-tabs button {
  background: transparent; border: 0; color: var(--text-dim);
  font-family: var(--font-body); font-weight: 500; font-size: 13px;
  padding: 10px 14px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.rail-tabs button.active { color: var(--text); border-bottom-color: var(--violet); }

.rail-content {
  flex: 1; overflow-y: auto;
  padding: 18px;
  display: flex; flex-direction: column; gap: 18px;
}

/* Transcript */
.transcript-block { padding: 12px; border-radius: 10px; background: var(--surface); border: 1px solid var(--border); }
.transcript-block .ts { font-family: var(--font-mono); font-size: 10px; color: var(--text-faint); letter-spacing: 0.08em; margin-bottom: 6px; }
.transcript-block .text { font-size: 13px; line-height: 1.55; color: var(--text); }
.transcript-block .text .filler { background: rgba(245,181,68,0.22); color: #FFD27A; padding: 1px 6px; border-radius: 4px; }
.transcript-block .text .slow { background: rgba(124,92,255,0.18); border-bottom: 1px dashed rgba(124,92,255,0.5); }
.transcript-block.active { border-color: rgba(124,92,255,0.45); background: rgba(124,92,255,0.08); }
.transcript-block.active .ts { color: var(--violet-soft); }

/* Notes section */
.section-label { font-family: var(--font-mono); font-size: 10px; color: var(--text-faint); letter-spacing: 0.18em; text-transform: uppercase; }

/* Live alerts */
.alert-row {
  display: flex; gap: 10px; align-items: center;
  padding: 10px 12px;
  border-radius: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  font-size: 12px;
}
.alert-row.warn { border-color: rgba(245,181,68,0.32); background: rgba(245,181,68,0.08); color: #FFD27A; }
.alert-row.ok { border-color: rgba(52,211,153,0.32); background: rgba(52,211,153,0.06); color: #6EE7B7; }
.alert-row.info { border-color: rgba(34,211,238,0.32); background: rgba(34,211,238,0.06); color: #67E8F9; }
.alert-row .ts { font-family: var(--font-mono); font-size: 10px; opacity: .7; margin-left: auto; }
.alert-row .ic { width: 24px; height: 24px; border-radius: 6px; display:grid;place-items:center; flex-shrink: 0; }
.alert-row.warn .ic { background: rgba(245,181,68,0.2); }
.alert-row.ok .ic { background: rgba(52,211,153,0.2); }
.alert-row.info .ic { background: rgba(34,211,238,0.2); }

/* Live meters list */
.live-meter { padding: 12px; border-radius: 10px; background: var(--surface); border: 1px solid var(--border); }
.live-meter .row { display: flex; justify-content: space-between; align-items: baseline; }
.live-meter .lbl { font-size: 12px; color: var(--text-dim); }
.live-meter .val { font-family: var(--font-display); font-size: 18px; font-weight: 600; letter-spacing: -0.02em; }
.live-meter .val .u { font-size: 11px; color: var(--text-dim); margin-left: 3px; font-weight: 500; }
.live-meter .target { font-family: var(--font-mono); font-size: 10px; color: var(--text-faint); }
.live-meter .bar { height: 6px; background: var(--surface-3); border-radius: 999px; margin-top: 8px; position: relative; overflow: hidden; }
.live-meter .bar i { display: block; height: 100%; border-radius: 999px; background: var(--grad-primary); }
.live-meter .bar .target-mark { position: absolute; top: -2px; bottom: -2px; width: 2px; background: var(--cyan-soft); border-radius: 2px; }

@media (max-width: 1100px) {
  .session-app { grid-template-columns: 1fr 300px; }
  .audience { display: none; }
}