/* 히스토리텔러 세션 콘솔 — 모바일 우선. 토큰은 ryan-design-tokens.css (CDN). */

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-body, Inter, sans-serif);
  -webkit-font-smoothing: antialiased;
}
.hidden { display: none !important; }
.dim-note { color: var(--text-tertiary); font-size: var(--text-sm); }

/* ── 시작 화면 ─────────────────────────────────────── */
.lobby {
  min-height: 100dvh;
  display: flex; align-items: center; justify-content: center;
  padding: var(--space-lg);
  padding-bottom: calc(var(--space-lg) + env(safe-area-inset-bottom));
}
.lobby-card {
  width: min(92vw, 420px);
  background: var(--bg-surface);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  display: flex; flex-direction: column; gap: var(--space-sm);
}
.lobby-title { font-size: var(--text-lg); margin: 0; }
.lobby-sub { color: var(--text-secondary); font-size: var(--text-sm); margin: 0 0 var(--space-md); }
.field-label {
  font-size: var(--text-xs); font-weight: 600; color: var(--text-secondary);
  margin-top: var(--space-md);
}
.pack-list { display: flex; flex-direction: column; gap: var(--space-sm); }
.pack-item {
  text-align: left;
  background: var(--bg-elevated);
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  padding: var(--space-md);
  color: var(--text-primary);
  cursor: pointer;
  font-size: var(--text-sm);
  transition: border-color var(--duration-fast) ease;
}
.pack-item:hover { border-color: var(--border-emphasis); }
.pack-item.selected { border-color: var(--color-accent); }
.pack-item .pack-panels { display: block; color: var(--text-tertiary); font-size: var(--text-xs); margin-top: var(--space-xs); }
.toggle-row {
  display: flex; align-items: center; gap: var(--space-sm);
  font-size: var(--text-sm); color: var(--text-secondary);
  margin: var(--space-md) 0; cursor: pointer;
  min-height: 44px;
}
.btn-block { width: 100%; min-height: 48px; }

/* ── 세션 레이아웃 ─────────────────────────────────── */
.studio {
  height: 100dvh;
  display: flex; flex-direction: column;
}
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  padding-top: calc(var(--space-sm) + env(safe-area-inset-top));
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
}
.topbar-info { display: flex; align-items: center; gap: var(--space-sm); min-width: 0; }
.topbar-title {
  font-size: var(--text-sm); font-weight: 600;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.topbar-side { display: flex; align-items: center; gap: var(--space-sm); flex-shrink: 0; }
.timer { font-size: var(--text-xs); color: var(--text-secondary); font-variant-numeric: tabular-nums; }
.rec-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--color-danger); flex-shrink: 0;
  animation: rec-pulse 2s ease infinite;
}
.rec-dot.off { background: var(--text-ghost); animation: none; }
@keyframes rec-pulse { 50% { opacity: 0.35; } }
.btn-sm { padding: var(--space-xs) var(--space-md); min-width: 0; font-size: var(--text-xs); }

/* ── 패널 스테이지 ─────────────────────────────────── */
.stage {
  display: flex; gap: var(--space-sm); justify-content: center;
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
}
.panel-chip {
  display: flex; align-items: center; gap: var(--space-sm);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-lg);
  background: var(--bg-elevated);
  border: 2px solid transparent;
  font-size: var(--text-xs); font-weight: 600; color: var(--text-secondary);
  transition: border-color var(--duration-normal) ease, color var(--duration-normal) ease;
  min-height: 40px;
}
.panel-chip.speaking { border-color: var(--color-accent); color: var(--text-primary); }
.panel-chip .wave { display: none; gap: 2px; align-items: flex-end; height: 14px; }
.panel-chip.speaking .wave { display: inline-flex; }
.wave i {
  width: 3px; background: var(--color-accent); border-radius: 1px;
  animation: wave 0.9s ease-in-out infinite;
}
.wave i:nth-child(1) { height: 40%; animation-delay: 0s; }
.wave i:nth-child(2) { height: 100%; animation-delay: 0.15s; }
.wave i:nth-child(3) { height: 60%; animation-delay: 0.3s; }
@keyframes wave { 50% { transform: scaleY(0.4); } }

/* ── 대화 스트림 ───────────────────────────────────── */
.stream {
  flex: 1; overflow-y: auto;
  padding: var(--space-md);
  display: flex; flex-direction: column; gap: var(--space-md);
  overscroll-behavior: contain;
}
.empty-state { margin: auto; text-align: center; padding: var(--space-xl); }
.empty-title { font-weight: 600; margin: 0 0 var(--space-xs); }
.empty-desc { color: var(--text-tertiary); font-size: var(--text-sm); margin: 0; }

.msg { max-width: 92%; display: flex; flex-direction: column; gap: var(--space-xs); }
.msg-host { align-self: flex-end; align-items: flex-end; }
.msg-panel { align-self: flex-start; }
.msg-label { font-size: var(--text-xs); font-weight: 600; color: var(--text-tertiary); }
.bubble {
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-lg);
  font-size: var(--text-base); line-height: 1.55;
  white-space: pre-wrap; word-break: keep-all; overflow-wrap: anywhere;
}
.msg-host .bubble { background: var(--accent-bg); }
.msg-panel .bubble { background: var(--bg-surface); }
.msg-stats { font-size: var(--text-2xs); color: var(--text-ghost); }

.cite {
  display: inline-block; padding: 0 var(--space-xs);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--color-info) 15%, transparent);
  color: var(--color-info);
  font-size: var(--text-xs); font-weight: 600;
  cursor: pointer;
}
.cite:hover { background: color-mix(in srgb, var(--color-info) 28%, transparent); }

.research-line {
  align-self: stretch;
  display: flex; align-items: center; gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  border-left: 3px solid var(--color-info);
  color: var(--text-secondary); font-size: var(--text-sm);
}
.research-line .spinner {
  width: 14px; height: 14px; flex-shrink: 0;
  border: 2px solid var(--border-subtle); border-top-color: var(--color-info);
  border-radius: 50%; animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.notice-line { align-self: center; color: var(--text-tertiary); font-size: var(--text-xs); }
.research-done { flex-direction: column; align-items: stretch; gap: var(--space-xs); }
.research-head { font-weight: 600; color: var(--text-secondary); }
.research-fact {
  font-size: var(--text-sm); line-height: 1.5; color: var(--text-primary);
  padding: var(--space-xs) 0; cursor: pointer;
}
.research-fact:hover { color: var(--color-info); }
.sheet-desc { color: var(--text-secondary); font-size: var(--text-sm); line-height: 1.55; margin: 0; }
.side-line {
  background: var(--bg-elevated); border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-sm); line-height: 1.5;
}
.btn-del { color: var(--color-danger); }

/* ── 하단 컨트롤 (Thumb Zone) ──────────────────────── */
.controls {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-sm) var(--space-md);
  padding-bottom: calc(var(--space-sm) + env(safe-area-inset-bottom));
  display: flex; flex-direction: column; gap: var(--space-sm);
}
.chip-row { display: flex; gap: var(--space-sm); overflow-x: auto; padding-bottom: 2px; }
.chip {
  flex-shrink: 0;
  padding: var(--space-xs) var(--space-md);
  min-height: 36px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
  color: var(--text-secondary);
  font-size: var(--text-xs); font-weight: 600;
  cursor: pointer;
  transition: border-color var(--duration-fast) ease;
}
.chip:hover { border-color: var(--border-emphasis); color: var(--text-primary); }
.chip:active { transform: scale(0.97); }
.chip-danger { border-color: var(--color-danger); color: var(--color-danger); }
.input-bar { display: flex; gap: var(--space-sm); align-items: center; }
.host-input { flex: 1; min-width: 0; min-height: 44px; }
.send-btn { min-height: 44px; flex-shrink: 0; }
.mic-btn {
  width: 52px; height: 52px; flex-shrink: 0;
  border-radius: 50%;
  border: 2px solid var(--border-emphasis);
  background: var(--bg-elevated);
  font-size: var(--text-md);
  cursor: pointer;
  transition: border-color var(--duration-fast) ease, background var(--duration-fast) ease;
  touch-action: none;
  -webkit-user-select: none; user-select: none;
}
.mic-btn.recording {
  border-color: var(--color-danger);
  background: color-mix(in srgb, var(--color-danger) 18%, transparent);
  animation: rec-pulse 1.2s ease infinite;
}
.mic-btn:disabled { opacity: 0.4; cursor: default; }
.send-btn:disabled { opacity: 0.4; }

/* ── 바텀 시트 ─────────────────────────────────────── */
.sheet-overlay {
  position: fixed; inset: 0;
  background: var(--overlay);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  z-index: 9999;
  display: flex; align-items: flex-end; justify-content: center;
}
.sheet {
  width: min(100vw, 560px);
  max-height: 78dvh;
  background: var(--bg-surface);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  padding: var(--space-sm) var(--space-lg);
  padding-bottom: calc(var(--space-lg) + env(safe-area-inset-bottom));
  display: flex; flex-direction: column; gap: var(--space-sm);
  animation: sheet-in var(--duration-normal) ease-out;
}
@keyframes sheet-in { from { transform: translateY(24px); opacity: 0; } }
.sheet-handle {
  width: 36px; height: 4px; border-radius: 2px;
  background: var(--border-emphasis); align-self: center;
}
.sheet-body { overflow-y: auto; display: flex; flex-direction: column; gap: var(--space-md); }
.sheet-title { font-size: var(--text-md); font-weight: 700; margin: 0; }

.fact-card {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  display: flex; flex-direction: column; gap: var(--space-sm);
}
.fact-claim { font-weight: 600; line-height: 1.5; }
.fact-quote {
  border-left: 3px solid var(--border-emphasis);
  padding-left: var(--space-md);
  color: var(--text-secondary); font-size: var(--text-sm); line-height: 1.5;
}
.fact-meta { display: flex; flex-wrap: wrap; gap: var(--space-sm); align-items: center; font-size: var(--text-xs); color: var(--text-tertiary); }
.badge-class {
  padding: 2px var(--space-sm); border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--color-success) 15%, transparent);
  color: var(--color-success); font-weight: 600;
}
.badge-class.weak { background: color-mix(in srgb, var(--color-warning) 15%, transparent); color: var(--color-warning); }
.fact-link { color: var(--color-info); word-break: break-all; }

.ladder-item {
  text-align: left;
  background: var(--bg-elevated); border: none;
  border-radius: var(--radius-md);
  padding: var(--space-md);
  color: var(--text-primary); font-size: var(--text-sm); line-height: 1.5;
  cursor: pointer; min-height: 44px;
}
.ladder-item:hover { background: var(--bg-elevated-2, var(--bg-elevated)); }

.report-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-md); }
.report-cell { background: var(--bg-elevated); border-radius: var(--radius-md); padding: var(--space-md); }
.report-num { font-size: var(--text-md); font-weight: 700; font-variant-numeric: tabular-nums; }
.report-label { font-size: var(--text-2xs); color: var(--text-tertiary); }

/* ── 토스트 ────────────────────────────────────────── */
.toast {
  position: fixed; bottom: 96px; left: 50%; transform: translateX(-50%);
  padding: var(--space-md) var(--space-xl);
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  border: 1px solid var(--border-emphasis);
  color: var(--text-primary);
  font-size: var(--text-sm); font-weight: 600;
  z-index: 10000; pointer-events: none;
  max-width: 88vw;
}
.toast.danger { border-color: var(--color-danger); }

/* ── 데스크탑 (3열) ────────────────────────────────── */
@media (min-width: 1024px) {
  .studio {
    display: grid;
    grid-template-columns: 240px 1fr 300px;
    grid-template-rows: auto auto 1fr auto;
    grid-template-areas:
      "topbar topbar topbar"
      "side stage cards"
      "side stream cards"
      "side controls cards";
  }
  .topbar { grid-area: topbar; }
  .stage { grid-area: stage; }
  .stream { grid-area: stream; }
  .controls { grid-area: controls; border-top: none; }
  .studio::before { content: ""; grid-area: side; border-right: 1px solid var(--border-subtle); }
  .studio::after { content: ""; grid-area: cards; border-left: 1px solid var(--border-subtle); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}