:root{
  /* Common tokens */
  --danger:#EF4444;
  --warning:#F59E0B;
  --success:#10B981;

  /* 背景色上の文字色（white固定排除用） */
  --on-primary:#ffffff;
  --on-danger:#ffffff;
  --modal-header-fg:var(--on-primary);
  --modal-bg:#ffffff;
  --modal-text:#1f2937;

  /* 統一コントロールサイズ */
  --control-h:34px;
  --control-fs:0.85rem;
  --control-px:0.75rem;

  --font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,"Noto Sans JP",sans-serif;
  --font-serif:"Noto Serif JP","Hiragino Mincho ProN","Yu Mincho","Times New Roman",serif;
  --font-mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Courier New",monospace;
  --font-body:var(--font-sans);

  --pattern-size:22px;

  --focus-ring:0 0 0 3px rgba(79,70,229,.35);
}

html[data-style="brutalism"]{
  --bg:#E0E7FF;
  --card-bg:#FFFFFF;
  --text:#0B0B0B;
  --text-secondary:#475569;

  --primary:#4F46E5;
  --primary-hover:#4338CA;
  --accent:#F472B6;

  --border-color:#000;
  --border-width:2px;
  --border:var(--border-color);
  --shadow-hard:4px 4px 0 0 #000;
  --shadow-hard-sm:2px 2px 0 0 #000;
  --shadow-modal:8px 8px 0 0 #000;
  --radius:10px;
  --btn-radius:0px; /* Brutalism: 直角 */

  --pattern-dot:rgba(71,85,105,.25);
  --pattern-image:radial-gradient(var(--pattern-dot) 1px, transparent 1px);

  --surface-muted:color-mix(in srgb, var(--bg) 70%, #fff 30%);
  --ai-response-bg:color-mix(in srgb, var(--card-bg) 70%, #F1F5F9 30%);
  --cost-bg:color-mix(in srgb, var(--warning) 70%, #fff 30%);
  --cost-text:#000;
  --accent-blue:#E0E7FF;
  --accent-green:#DCFCE7;
  --accent-border-blue:#C7D2FE;
  --accent-border-green:#A7F3D0;

  --tab-strip-bg:var(--bg);
  --tab-active-bg:var(--card-bg);

  --btn-hover-bg:var(--card-bg);
  --btn-hover-translate:-2px;
  --btn-hover-shadow:4px 4px 0 0 var(--border-color);

  --overlay-bg:rgba(0,0,0,0.5);
  --toast-bg:var(--card-bg);
  --meeting-mode-bg:linear-gradient(135deg, #0f172a 0%, #111827 100%);
  --modal-header-bg:var(--primary);
  --modal-close-color:#fff;

  --font-body:var(--font-sans);
  --textarea-font:var(--font-mono);
}

html[data-style="paper"]{
  --bg:#F6F0E7;
  --card-bg:#FFFCF7;
  --text:#2B2A26;
  --text-secondary:#6B645C;

  --primary:#2F4FA5;
  --primary-hover:#264181;
  --accent:#D97706;

  --border-color:#CFC6BA;
  --border-width:1px;
  --border:var(--border-color);
  --shadow-hard:none;
  --shadow-hard-sm:none;
  --shadow-modal:0 8px 20px rgba(0,0,0,0.12);
  --radius:10px;
  --btn-radius:10px; /* Paper: ソフト四角 */

  --pattern-dot:transparent;
  --pattern-image:none;

  --surface-muted:#F1EADD;
  --ai-response-bg:#F7F1E9;
  --cost-bg:#F6E7CC;
  --cost-text:#2B2A26;
  --accent-blue:#E8EEF9;
  --accent-green:#E6F3EA;
  --accent-border-blue:#C9D4EB;
  --accent-border-green:#C7DDCF;

  --tab-strip-bg:transparent;
  --tab-active-bg:var(--card-bg);

  --btn-hover-bg:#F1EADD;
  --btn-hover-translate:0px;
  --btn-hover-shadow:none;

  --overlay-bg:rgba(24,20,16,0.45);
  --toast-bg:var(--card-bg);
  --meeting-mode-bg:linear-gradient(135deg, #2a2218 0%, #16120d 100%);
  --modal-header-bg:var(--primary);
  --modal-close-color:#fff;

  --font-body:var(--font-serif);
  --textarea-font:var(--font-body);
}

html[data-style="brutalism"][data-display-theme="dark"]{
  --bg:#0F172A;
  --card-bg:#111C2F;
  --modal-bg:#111C2F;
  --modal-text:#F8FAFC;
  --text:#F8FAFC;
  --text-secondary:#94A3B8;
  --border-color:#F8FAFC;
  --accent-blue:#1E3A5F;
  --accent-green:#14532D;
  --accent-border-blue:#1E40AF;
  --accent-border-green:#166534;
  --pattern-dot:rgba(148,163,184,.18);
  --surface-muted:color-mix(in srgb, var(--bg) 70%, #111827 30%);
  --ai-response-bg:color-mix(in srgb, var(--card-bg) 70%, #0f172a 30%);
  --cost-bg:color-mix(in srgb, var(--warning) 70%, #0f172a 30%);
  --cost-text:#0B0B0B;
  --overlay-bg:rgba(0,0,0,0.6);
  --meeting-mode-bg:linear-gradient(135deg, #0b1020 0%, #0a0f1a 100%);
  --focus-ring:0 0 0 3px rgba(129,140,248,.45);
}

html[data-style="paper"][data-display-theme="dark"]{
  --bg:#1F1B16;
  --card-bg:#26211B;
  --modal-bg:#26211B;
  --modal-text:#F5F1E8;
  --text:#F5F1E8;
  --text-secondary:#C9C1B5;
  --border-color:#5C5348;
  --accent-blue:#2A3550;
  --accent-green:#2C3A2E;
  --accent-border-blue:#3A4564;
  --accent-border-green:#3C4A3D;
  --surface-muted:#2D261E;
  --ai-response-bg:#2D261E;
  --cost-bg:#3A2F21;
  --cost-text:#F5F1E8;
  --overlay-bg:rgba(0,0,0,0.6);
  --meeting-mode-bg:linear-gradient(135deg, #1b1611 0%, #110d09 100%);
  --btn-hover-bg:#2E261F;
  --focus-ring:0 0 0 3px rgba(226,232,240,.35);
}

*{margin:0;padding:0;box-sizing:border-box;}
html{color-scheme:light dark;}

/* Phase 1: 100vh Fixed Layout */
:root { --app-h: 100vh; }
@supports (height: 100dvh) {
  :root { --app-h: 100dvh; }
}

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

body{
  font-family:var(--font-body);
  background-color:var(--bg);
  color:var(--text);
  line-height:1.6;
  /* Dot pattern（重い場合は後で消してOK） */
  background-image:var(--pattern-image);
  background-size:var(--pattern-size) var(--pattern-size);
}

/* Mobile fallback - prevent content clipping on small screens */
@media (max-width: 767px) {
  html, body {
    height: auto;
    min-height: var(--app-h);
    overflow: auto;
  }
}

.app-wrapper {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

@media (max-width: 767px) {
  .app-wrapper {
    height: auto;
    min-height: var(--app-h);
  }
}

/* fixed背景はモバイルで重いことがあるのでPCだけ */
@media (min-width: 768px){
  body{ background-attachment:fixed; }
}

/* ===== Header ===== */
.header{
  background:var(--card-bg);
  border-bottom:var(--border-width) solid var(--border-color);
  padding:.6rem 1rem;
  z-index:100;
  box-shadow:var(--shadow-hard);
  flex-shrink: 0;
}
.header-row-1{
  display:flex;
  justify-content:space-between;
  align-items:center;
  border-bottom:var(--border-width) dashed var(--border-color);
  padding-bottom:.5rem;
  margin-bottom:.5rem;
  gap:.75rem;
}
.header-brand{
  display:flex;
  align-items:center;
  gap:.6rem;
}
.header-icon{
  max-height:48px;
  width:auto;
}
.header-brand h1{
  font-size:1.1rem;
  line-height:1;
  font-weight:900;
  text-transform:uppercase;
  letter-spacing:-.04em;
  background:var(--primary);
  color:var(--on-primary);
  padding:.25rem .6rem;
  transform:rotate(-1.5deg);
  border:var(--border-width) solid var(--border-color);
  box-shadow:var(--shadow-hard-sm);
}
.header-preferences{
  display:flex;
  align-items:center;
  gap:.5rem;
  flex-wrap:wrap;
}
.header-row-2{
  display:flex;
  align-items:center;
  gap:.75rem 1rem;
  flex-wrap:wrap;
}

/* ===== Bento grid ===== */
.main-container{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:1.25rem;
  padding:1.25rem 1.5rem;
  max-width:1600px;
  margin:0 auto;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}
@media (max-width:1024px){
  .main-container{ grid-template-columns:1fr; }
}

/* ===== Panels ===== */
.panel{
  background:var(--card-bg);
  border:var(--border-width) solid var(--border-color);
  border-radius:var(--radius);
  box-shadow:var(--shadow-hard);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  height: 100%;
  min-height: 0;
}
.panel-header{
  background:var(--surface-muted);
  border-bottom:var(--border-width) solid var(--border-color);
  padding:.85rem 1.15rem;
  font-weight:900;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:.75rem;
  flex-shrink: 0;
}
.panel-title{
  font-size:1.05rem;
  text-transform:uppercase;
}
.panel-body{
  padding:1.15rem;
  overflow:auto;
  flex:1;
  min-height: 0;
}

/* ===== Buttons ===== */
.btn{
  border:var(--border-width) solid var(--border-color);
  border-radius:var(--radius);
  height:var(--control-h);
  padding:0 var(--control-px);
  font-size:var(--control-fs);
  font-weight:800;
  cursor:pointer;
  box-shadow:var(--shadow-hard-sm);
  transition:transform .12s ease, box-shadow .12s ease, background .12s ease;
  background:var(--card-bg);
  color:var(--text);
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  user-select:none;
}
.btn:hover{
  transform:translate(var(--btn-hover-translate), var(--btn-hover-translate));
  box-shadow:var(--btn-hover-shadow);
  background:var(--btn-hover-bg);
}
.btn:active{
  transform:translate(0,0);
  box-shadow:none;
}
.btn-primary{ background:var(--primary); color:var(--on-primary); }
.btn-primary:hover{ background:var(--primary-hover); }
.btn-danger{ background:var(--danger); color:var(--on-danger); }

/* ===== Inputs ===== */
input, select, textarea{
  border:var(--border-width) solid var(--border-color);
  border-radius:var(--radius);
  padding:0 var(--control-px);
  min-height:var(--control-h);
  font-size:var(--control-fs);
  background:var(--card-bg);
  color:var(--text);
  font-family:inherit;
  box-shadow:inset 2px 2px 0 rgba(0,0,0,.08);
}
textarea{ font-family:var(--textarea-font); }
input:focus, select:focus, textarea:focus{ outline:none; box-shadow: var(--focus-ring); }

/* :focus-visible を優先（キーボード操作の見え方が良くなる） */
:focus-visible{ outline:none; box-shadow: var(--focus-ring); }

/* ===== Transcript / Code-ish areas ===== */
.transcript-text, pre, code{
  font-family:var(--font-mono);
  font-size:.95rem;
  line-height:1.8;
}

/* ===== AI response blocks ===== */
.ai-response{
  background:var(--ai-response-bg);
  border:var(--border-width) solid var(--border-color);
  border-radius:var(--radius);
  padding:1rem;
  margin-bottom:1rem;
  position:relative;
  box-shadow:var(--shadow-hard-sm);
}

/* ===== Tabs ===== */
.tabs{
  display:flex;
  border-bottom:var(--border-width) solid var(--border-color);
  background:var(--tab-strip-bg);
  gap:0;
  flex-shrink: 0;
}
.tab{
  padding:.7rem 1rem;
  border:none;
  background:transparent;
  font-weight:700;
  cursor:pointer;
  color:var(--text-secondary);
  border-bottom: 2px solid transparent;
}
.tab.active{
  color:var(--primary);
  border-bottom-color:var(--primary);
  background:transparent;
}

/* ===== Cost display ===== */
.cost-display{
  background:var(--cost-bg);
  border-top:var(--border-width) solid var(--border-color);
  color:var(--cost-text);
  padding:.75rem;
  flex-shrink: 0;
}
.cost-badge{
  border:var(--border-width) solid var(--border-color);
  background:#fff;
  color:#000;
  font-weight:900;
  border-radius:999px;
  padding:.12rem .55rem;
}

/* ===== Cost Chip Bar (Phase 2) ===== */
.cost-chip-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 1rem;
  background: var(--surface-muted);
  border-top: var(--border-width) solid var(--border-color);
  flex-shrink: 0;
  font-size: 0.85rem;
}

.cost-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.65rem;
  background: var(--cost-bg);
  border: var(--border-width) solid var(--border-color);
  border-radius: 999px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow-hard-sm);
  transition: transform 0.1s, box-shadow 0.1s;
  font-size: 0.85rem;
}

.cost-chip:hover {
  transform: translate(-1px, -1px);
  box-shadow: 2px 2px 0 0 var(--border-color);
}

.cost-chip .chip-cost-badge,
.chip-cost-badge {
  font-size: 0.7rem;
  padding: 0.08rem 0.35rem;
  border: var(--border-width) solid var(--border-color);
  background: #fff;
  border-radius: 999px;
  font-weight: 700;
}

.cost-total-inline {
  font-weight: 700;
  color: var(--text-secondary);
}

/* ===== Cost Popover ===== */
.cost-popover {
  position: fixed;
  z-index: 1100;
  background: var(--card-bg);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius);
  box-shadow: var(--shadow-modal);
  padding: 1rem;
  min-width: 260px;
  max-width: 340px;
  display: none;
}

.cost-popover.open { display: block; }

.cost-popover .cost-section { margin-bottom: 0.6rem; }
.cost-popover .cost-section:last-child { margin-bottom: 0; }

.cost-popover .cost-section-title {
  font-weight: 800;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 0.3rem;
  border-bottom: 1px dashed var(--border-color);
  padding-bottom: 0.2rem;
}

.cost-popover .cost-item {
  display: flex;
  justify-content: space-between;
  padding: 0.1rem 0;
  font-size: 0.85rem;
}

.cost-popover .cost-item-label { color: var(--text-secondary); }

#costWarningInline {
  display: none;
  font-size: 0.8rem;
  padding: 0.25rem 0.5rem;
  background: #fee2e2;
  border-radius: var(--radius);
  color: #991b1b;
}
#costWarningInline.show { display: inline-block; }

/* ===== Footer ===== */
footer { flex-shrink: 0; }

/* ===== Modals ===== */
.modal{
  border:var(--border-width) solid var(--border-color);
  box-shadow:var(--shadow-modal);
  border-radius:var(--radius);
  background:var(--modal-bg);
  color:var(--modal-text);
  opacity:1; /* 明示的に不透明 */
}
.modal-header{
  background:var(--modal-header-bg);
  color:var(--modal-header-fg);
  border-bottom:var(--border-width) solid var(--border-color);
}
.modal-close{ color:var(--modal-close-color); }

/* ===== Scrollbars (WebKit) ===== */
::-webkit-scrollbar{ width:12px; height:12px; }
::-webkit-scrollbar-track{
  background:var(--bg);
  border-left:var(--border-width) solid var(--border-color);
}
::-webkit-scrollbar-thumb{
  background:var(--primary);
  border:var(--border-width) solid var(--border-color);
}
::-webkit-scrollbar-thumb:hover{ background:var(--primary-hover); }

/* ===== Responsive ===== */
@media (max-width: 767px){
  .header-row-1{ flex-direction:column; align-items:flex-start; }
  /* row-2は横並び維持（アイコンのみ表示で1行成立させる） */
  .header-row-2{
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem;
  }
  .header-record{
    display: inline-flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem;
  }
  .btn{ width:auto; justify-content:center; }
  .panel{ min-height:420px; height: auto; }
}

/* ===== Reduced motion ===== */
@media (prefers-reduced-motion: reduce){
  *{ transition:none !important; }
}

/* ===== Meeting Mode (会議モード - Panel Toggle) ===== */
.main-container.meeting-mode #transcriptPanel {
  display: none;
}

.main-container.meeting-mode #aiPanel {
  grid-column: 1 / -1;
}

@media (min-width: 1025px) {
  .main-container.meeting-mode {
    grid-template-columns: 1fr;
    max-width: none;
    width: 100%;
    padding-left: 2.5rem;
    padding-right: 2.5rem;
  }
}

/* Meeting Mode Toggle Chip */
.meeting-mode-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  height: var(--control-h);
  padding: 0 var(--control-px);
  background: var(--accent-blue);
  color: var(--text);
  border: var(--border-width) solid var(--border-color);
  border-radius: 999px;
  font-size: var(--control-fs);
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  box-shadow: var(--shadow-hard-sm);
}

.meeting-mode-chip:hover {
  background: var(--primary);
  color: var(--on-primary);
}

.meeting-mode-chip.edit-mode {
  background: var(--accent-green);
}

/* ===== STT Status Chip (Progressive Disclosure) ===== */
.stt-status-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  height: var(--control-h);
  padding: 0 var(--control-px);
  background: var(--surface-muted);
  color: var(--text);
  border: var(--border-width) solid var(--border-color);
  border-radius: 999px;
  font-size: var(--control-fs);
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s, box-shadow 0.15s, color 0.15s;
  box-shadow: var(--shadow-hard-sm);
}

.stt-status-chip:hover {
  background: var(--accent-blue);
  box-shadow: 2px 2px 0 0 var(--border-color);
}

.stt-status-chip.expanded {
  background: var(--primary);
  color: var(--on-primary);
}

/* STT Controls - collapsed by default */
.header-stt-controls.collapsed {
  display: none;
}

.header-stt-controls.expanded {
  display: flex;
  animation: slideIn 0.15s ease-out;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(-10px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ===== Enhancement Badges ===== */
.enhancement-badge {
  display: none;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-left: 0.5rem;
  color: var(--on-primary);
}
.enhancement-badge.active {
  display: inline-flex;
  align-items: center;
}
.enhancement-badge.boost {
  background: var(--accent);
}
.enhancement-badge.native-docs {
  background: #10b981;
}

/* ===== Memo Input ===== */
.memo-input-section {
  padding: 0.75rem 0;
  border-top: var(--border-width) dashed var(--border-color);
  margin-top: 0.5rem;
  flex-shrink: 0;
}

.memo-input-row {
  display: flex;
  gap: 0.5rem;
  align-items: flex-end;
}

.memo-input-row textarea {
  flex: 1;
  min-height: 50px;
  resize: vertical;
}

/* ===== Timeline ===== */
.timeline-controls {
  padding: 0.75rem 0;
  border-bottom: 1px dashed var(--border-color);
}

.timeline-filters {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.timeline-filter {
  height: var(--control-h);
  padding: 0 var(--control-px);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font-size: var(--control-fs);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
}

.timeline-filter.active {
  background: var(--primary);
  color: var(--on-primary);
}

.timeline-list {
  overflow-y: auto;
  flex: 1;
  min-height: 0;
  padding: 0.5rem 0;
}

/* ===== Timeline Items ===== */
.timeline-item {
  padding: 0.75rem;
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius);
  margin-bottom: 0.5rem;
  background: var(--card-bg);
}

.timeline-item.pinned {
  border-color: var(--warning);
  background: var(--cost-bg);
}

.timeline-item.todo.completed {
  opacity: 0.6;
}

.timeline-item.todo.completed .timeline-item-content {
  text-decoration: line-through;
}

.timeline-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
  gap: 0.5rem;
}

.timeline-item-meta {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.timeline-item-actions {
  display: flex;
  gap: 0.25rem;
}

.timeline-item-actions button {
  padding: 0.2rem 0.4rem;
  font-size: 0.75rem;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  cursor: pointer;
}

.timeline-item-actions button:hover {
  background: var(--surface-muted);
}

.timeline-item-content {
  font-size: 0.9rem;
  line-height: 1.5;
  white-space: pre-wrap;
}

.timeline-item-quote {
  margin-top: 0.5rem;
  padding: 0.5rem;
  background: var(--surface-muted);
  border-left: 3px solid var(--primary);
  font-size: 0.8rem;
  color: var(--text-secondary);
  white-space: pre-wrap;
}

/* ===== Tabs: content panes ===== */
.tab-content{
  display:none;
  padding:1rem;
  overflow:auto;
  flex: 1;
  min-height: 0;
}
.tab-content.active{ display:block; }

/* ===== AI Section ===== */
.ai-section {
  flex-shrink: 0;
}

.custom-question {
  display: flex;
  gap: 0.75rem;
  padding-top: 0.75rem;
  margin-top: 0.5rem;
  border-top: 1px dashed var(--border-color);
  align-items: flex-end;
}

.custom-question textarea {
  flex: 1;
  min-height: 60px;
}

/* ===== Modal overlays ===== */
.modal-overlay{
  display:none;
  position:fixed;
  top:0;
  left:0;
  right:0;
  bottom:0;
  background:var(--overlay-bg);
  z-index:1000;
  justify-content:center;
  align-items:center;
  padding:1rem;
}
.modal-overlay.active{ display:flex; }
.modal-body{
  padding:1.5rem;
  overflow-y:auto;
  max-height:calc(90vh - 140px);
  -webkit-overflow-scrolling:touch;
  overscroll-behavior:contain;
}
.modal-footer{
  padding:1rem 1.5rem;
  border-top:var(--border-width) solid var(--border-color);
  display:flex;
  justify-content:flex-end;
  gap:.75rem;
}
.modal-close{
  background:none;
  border:none;
  font-size:1.5rem;
  cursor:pointer;
  line-height:1;
}
body.modal-open{
  overflow:hidden;
  position:fixed;
  width:100%;
  height:100%;
}

/* ===== Mobile main tabs ===== */
.main-tabs{ display:none; }
@media (min-width: 768px) and (max-width: 1024px){
  .main-tabs{
    display:flex;
    background:var(--card-bg);
    border-bottom:var(--border-width) solid var(--border-color);
    position:sticky;
    top:0;
    z-index:90;
  }
  .main-tab{
    flex:1;
    padding:1rem;
    border:none;
    background:transparent;
    font-weight:900;
    color:var(--text-secondary);
    cursor:pointer;
    border-bottom:var(--border-width) solid transparent;
  }
  .main-tab.active{
    color:var(--text);
    background:var(--tab-active-bg);
    border-bottom-color:var(--border-color);
  }
  .main-container{
    padding:0;
    gap:0;
  }
  .main-container .panel{
    display:none;
    border-radius:0;
    border-left:none;
    border-right:none;
    box-shadow:none;
  }
  .main-container .panel.active{ display:flex; }
}

/* ===== Floating stop button ===== */
.floating-stop-btn{
  display:none;
  position:fixed;
  bottom:2rem;
  left:50%;
  transform:translateX(-50%);
  z-index:1500;
  padding:1rem 3rem;
  font-size:1.25rem;
  font-weight:900;
  border-radius:999px;
  box-shadow:var(--shadow-hard);
}
.floating-stop-btn.visible{
  display:flex;
  align-items:center;
  gap:.75rem;
}
@media (min-width: 768px){
  .floating-stop-btn{ display:none !important; }
}
@media (max-width: 767px){
  .floating-stop-btn{
    bottom:1.5rem;
    padding:1.25rem 2.5rem;
    font-size:1.125rem;
    min-height:60px;
  }
}

/* ===== Meeting mode ===== */
.meeting-mode-overlay{
  display:none;
  position:fixed;
  top:0;
  left:0;
  right:0;
  bottom:0;
  background:var(--meeting-mode-bg);
  z-index:2000;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  padding:2rem;
}
.meeting-mode-overlay.active{ display:flex; }
.meeting-mode-status{
  text-align:center;
  color:var(--on-primary);
  margin-bottom:3rem;
}
.meeting-mode-icon{
  font-size:4rem;
  margin-bottom:1rem;
}
.meeting-mode-text{
  font-size:1.5rem;
  font-weight:900;
  margin-bottom:.5rem;
}
.meeting-mode-time{
  font-size:3rem;
  font-weight:300;
  font-family:var(--font-mono);
  letter-spacing:.1em;
}
.meeting-mode-hint{
  font-size:.875rem;
  color:rgba(255,255,255,.65);
  margin-top:1rem;
}
.meeting-mode-stop-btn{
  padding:1.5rem 4rem;
  font-size:1.25rem;
  font-weight:900;
  border-radius:999px;
  margin-bottom:1.5rem;
}
.meeting-mode-exit-btn{
  padding:.75rem 2rem;
  font-size:.875rem;
  background:rgba(255,255,255,.1);
  color:rgba(255,255,255,.85);
  border:var(--border-width) solid rgba(255,255,255,.2);
  border-radius:999px;
  cursor:pointer;
}
.meeting-mode-exit-btn:hover{ background:rgba(255,255,255,.2); }
.meeting-mode-toggle{ display:none; }
/* モバイルでは会議モード切替を非表示（下部タブで代用） */
@media (max-width: 767px){
  .meeting-mode-toggle{ display:none !important; }
  #meetingModeChip{ display:none !important; }
}

/* ===== Toasts ===== */
.toast-container{
  position:fixed;
  top:1rem;
  right:1rem;
  z-index:2000;
  display:flex;
  flex-direction:column;
  gap:.5rem;
  pointer-events:none;
}
.toast{
  pointer-events:auto;
  background:var(--toast-bg);
  border:var(--border-width) solid var(--border-color);
  border-left:6px solid var(--primary);
  border-radius:var(--radius);
  padding:.85rem 1rem;
  box-shadow:var(--shadow-hard-sm);
  display:flex;
  align-items:center;
  gap:.75rem;
}
.toast.error{ border-left-color:var(--danger); }
.toast.success{ border-left-color:var(--success); }
.toast.warning{ border-left-color:var(--warning); }
.toast-message{ font-size:.9rem; line-height:1.4; }

/* ===== Task A: AI Buttons をタブに統合 ===== */
/* AI Buttonsを非表示化（タブに統合） */
.ai-buttons {
  display: none;
}

/* タブを横スクロール可能に */
.tabs {
  padding: 0 1rem;
  gap: 0.25rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.tabs::-webkit-scrollbar {
  display: none;
}

/* タブのスタイル調整 */
.tab {
  white-space: nowrap;
  padding: 0.65rem 0.85rem;
  font-size: 0.85rem;
  line-height: 1.2;
}

/* Custom Question セクションを調整 */
.custom-question {
  padding: 0.75rem 1rem;
  border-top: var(--border-width) dashed var(--border-color);
  margin-top: 0;
}

.custom-question textarea {
  min-height: 42px;
  max-height: 120px;
}

/* ===== Task B: モバイルヘッダー縮約 ===== */
/* Moreボタン */
.header-more-btn {
  display: none;
  height: var(--control-h);
  padding: 0 var(--control-px);
  background: var(--surface-muted);
  color: var(--text);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius);
  font-size: var(--control-fs);
  cursor: pointer;
  align-items: center;
}

/* Moreメニュー（popover風） */
.header-more-menu {
  display: none;
  position: fixed;
  top: auto;
  right: 1rem;
  bottom: auto;
  z-index: 1100;
  background: var(--card-bg);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  padding: 0.5rem;
  min-width: 200px;
}

.header-more-menu.open {
  display: block;
}

.header-more-menu-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 0.75rem;
  border: none;
  background: transparent;
  width: 100%;
  text-align: left;
  font-size: 0.85rem;
  cursor: pointer;
  border-radius: calc(var(--radius) - 2px);
  color: var(--text);
}

.header-more-menu-item:hover {
  background: var(--surface-muted);
}

/* ===== タブレット/ハーフ幅（768–1024px）での More 表示 ===== */
@media (min-width: 768px) and (max-width: 1024px) {
  /* More ボタンを表示 */
  .header-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
  }

  /* P2要素を More に格納 */
  #openContextModalBtn,
  #contextStatusBadge,
  .header-export {
    display: none !important;
  }

  /* ヘッダー2段目の gap を詰める */
  .header-row-2 {
    gap: 0.4rem;
  }
}

/* モバイルでの表示制御 */
@media (max-width: 767px) {
  /* Moreボタンを表示 */
  .header-more-btn {
    display: flex;
    align-items: center;
    gap: 0.25rem;
  }

  /* 以下をMoreに格納（非表示） */
  #openContextModalBtn,
  #contextStatusBadge,
  .header-export,
  #openLLMSettingsBtn,
  #openFullSettingsBtn {
    display: none !important;
  }

  /* #74: mobile header compact - hide STT chip & expanded controls */
  #sttStatusChip,
  #headerSttControls {
    display: none !important;
  }

  /* ===== ボタンラベルを隠してアイコンのみ（1行成立） ===== */
  .record-btn .btn-label {
    display: none;
  }

  #meetingModeChip .btn-label {
    display: none;
  }

  .export-btn .export-btn-text {
    display: none;
  }

  /* ボタン幅を auto に（モバイルで100%解除） */
  .header-row-2 .btn,
  .header-row-2 .record-btn {
    width: auto;
  }

  /* Enhancement バッジを隠す */
  .enhancement-badge {
    display: none;
  }
}

/* ===== Task D: STT設定の展開改善 ===== */
/* ヘッダーrow-2をrelativeに（必須） */
.header-row-2 {
  position: relative;
  overflow: visible;
}

/* ヘッダー全体もoverflowをvisibleに（念のため） */
.header {
  overflow: visible;
}

/* 展開時にヘッダーを破壊しないよう制御 */
#headerSttControls.expanded {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--card-bg);
  border-top: var(--border-width) solid var(--border-color);
  padding: 0.75rem 1rem;
  box-shadow: var(--shadow-hard);
  z-index: 95;
  animation: slideDown 150ms ease-out;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== Clean Theme (Monochrome) ===== */
html[data-style="clean"] {
  /* Shape & shadow */
  --border-width: 1px;
  --radius: 6px;
  --btn-radius: 6px;
  --shadow: none;
  --shadow-hard: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-hard-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-modal: 0 4px 12px rgba(0,0,0,0.15);
  --border-color: #e5e7eb;
  --overlay-bg: rgba(0,0,0,0.62);
  --modal-bg: #ffffff;
  --modal-text: #1f2937;

  /* Light mode colors (Notion-like) */
  --bg: #ffffff;
  --card-bg: #ffffff;
  --text: #111827;
  --text-secondary: #6b7280;
  --primary: #111827;
  --primary-hover: #374151;
  --accent: #6b7280;
  --border: var(--border-color);
  --pattern-dot: transparent;
  --pattern-image: none;
  --surface-muted: #f9fafb;
  --ai-response-bg: #f9fafb;
  --cost-bg: #fef3c7;
  --cost-text: #111827;
  --accent-blue: #f3f4f6;
  --accent-green: #f0fdf4;
  --accent-border-blue: #e5e7eb;
  --accent-border-green: #d1fae5;
  --tab-strip-bg: transparent;
  --tab-active-bg: var(--card-bg);
  --btn-hover-bg: #f3f4f6;
  --btn-hover-translate: 0px;
  --btn-hover-shadow: none;
  --toast-bg: var(--card-bg);
  --meeting-mode-bg: linear-gradient(135deg, #111827 0%, #1f2937 100%);
  --modal-header-bg: #111827;
  --modal-close-color: #fff;
  --font-body: var(--font-sans);
  --textarea-font: var(--font-sans);
}

html[data-style="clean"] .btn {
  box-shadow: none;
  border-width: 1px;
}

html[data-style="clean"] .btn-primary {
  background: #111827;
  border-color: #111827;
}

html[data-style="clean"] .btn-primary:hover {
  background: #374151;
  border-color: #374151;
}

html[data-style="clean"] .panel {
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
  border-width: 1px;
}

html[data-style="clean"] .card {
  box-shadow: none;
  border-width: 1px;
}

/* Dark mode clean */
html[data-style="clean"][data-display-theme="dark"] {
  --bg:#111827;
  --card-bg:#1F2937;
  --modal-bg:#1F2937;
  --modal-text:#F9FAFB;
  --text:#F9FAFB;
  --text-secondary:#9CA3AF;
  --border-color:#374151;
  --surface-muted:#1F2937;
  --ai-response-bg:#1F2937;
  --cost-bg:color-mix(in srgb, var(--warning) 70%, #111827 30%);
  --cost-text:#F9FAFB;
  --accent-blue:#1E3A5F;
  --accent-green:#14532D;
  --accent-border-blue:#1E40AF;
  --accent-border-green:#166534;
  --overlay-bg:rgba(0,0,0,0.7);
  --meeting-mode-bg:linear-gradient(135deg, #0f172a 0%, #111827 100%);
  --focus-ring:0 0 0 3px rgba(129,140,248,.45);
}

/* ===== CLI Theme (Terminal/Hacker - Chic Emerald) ===== */
html[data-style="cli"] {
  /* darker, less neon base */
  --bg: #0b0f0e;
  --card-bg: #101816;
  /* chic emerald tones (no neon) */
  --text: #d1fae5;
  --text-secondary: #6ee7b7;
  --primary: #34d399;
  --primary-hover: #10b981;
  --accent: #34d399;
  /* thinner lines */
  --border-color: #065f46;
  --border-width: 0.75px;
  --border: var(--border-color);
  --radius: 0;
  --btn-radius: 0;
  /* remove neon glow */
  --shadow-hard: none;
  --shadow-hard-sm: none;
  --shadow-modal: 0 12px 30px rgba(0,0,0,0.55);
  /* subtle pattern */
  --pattern-dot: rgba(52,211,153,0.04);
  --pattern-image: radial-gradient(var(--pattern-dot) 1px, transparent 1px);
  --surface-muted: #14201c;
  --ai-response-bg: #14201c;
  --cost-bg: #132018;
  --cost-text: #d1fae5;
  --accent-blue: #0b1512;
  --accent-green: #0f1c17;
  --accent-border-blue: #064e3b;
  --accent-border-green: #065f46;
  --tab-strip-bg: var(--bg);
  --tab-active-bg: var(--card-bg);
  /* stop hover glow */
  --btn-hover-bg: #14201c;
  --btn-hover-translate: 0px;
  --btn-hover-shadow: none;
  --overlay-bg: rgba(0,0,0,0.85);
  --toast-bg: var(--card-bg);
  --meeting-mode-bg: linear-gradient(135deg, #070a09 0%, #0b0f0e 100%);
  --modal-bg: #101816;
  --modal-text: #d1fae5;
  --modal-header-bg: #0b0f0e;
  --modal-close-color: #d1fae5;
  --on-primary: #06110d;
  --font-body: var(--font-mono);
  --textarea-font: var(--font-mono);
  /* thinner, calmer focus */
  --focus-ring: 0 0 0 1px rgba(52,211,153,0.35);
}

/* CLI button styling */
html[data-style="cli"] .btn {
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
html[data-style="cli"] .btn-primary {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
html[data-style="cli"] .btn-primary:hover {
  background: var(--primary);
  color: #06110d;
  box-shadow: none;
}
html[data-style="cli"] .panel-header {
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* CLI: Mobile bottom tabs - outline style */
@media (max-width: 767px) {
  html[data-style="cli"] .main-tab {
    background: var(--card-bg);
    color: var(--primary);
    border: 2px solid var(--primary);
  }
  html[data-style="cli"] .main-tab:active {
    background: var(--surface-muted);
  }
  html[data-style="cli"] .main-tab.active {
    background: var(--surface-muted);
    border-color: var(--primary-hover);
  }
}

/* CLI: Dark mode override (chic emerald - same as base) */
html[data-style="cli"][data-display-theme="dark"] {
  --bg: #0b0f0e;
  --card-bg: #101816;
  --text: #d1fae5;
  --text-secondary: #6ee7b7;
  --primary: #34d399;
  --primary-hover: #10b981;
  --border-color: #065f46;
  --border-width: 0.75px;
  --border: var(--border-color);
  --shadow-hard: none;
  --shadow-hard-sm: none;
  --btn-hover-shadow: none;
  --surface-muted: #14201c;
  --ai-response-bg: #14201c;
  --cost-bg: #132018;
  --cost-text: #d1fae5;
  --accent-blue: #0b1512;
  --accent-green: #0f1c17;
  --accent-border-blue: #064e3b;
  --accent-border-green: #065f46;
  --overlay-bg: rgba(0,0,0,0.85);
  --toast-bg: var(--card-bg);
  --meeting-mode-bg: linear-gradient(135deg, #070a09 0%, #0b0f0e 100%);
  --modal-bg: #101816;
  --modal-text: #d1fae5;
  --modal-header-bg: #0b0f0e;
  --modal-close-color: #d1fae5;
  --focus-ring: 0 0 0 1px rgba(52,211,153,0.35);
}

/* CLI: Light mode (terminal on paper) */
html[data-style="cli"][data-display-theme="light"] {
  --bg: #f8fafc;
  --card-bg: #ffffff;
  --text: #0f172a;
  --text-secondary: #334155;
  --primary: #0f172a;
  --primary-hover: #334155;
  --accent: #0f766e;
  --border-color: #cbd5e1;
  --border: var(--border-color);
  --surface-muted: #f1f5f9;
  --ai-response-bg: #f1f5f9;
  --cost-bg: #fff7ed;
  --cost-text: #0f172a;
  --accent-blue: #e2e8f0;
  --accent-green: #ecfeff;
  --accent-border-blue: #cbd5e1;
  --accent-border-green: #a5f3fc;
  --overlay-bg: rgba(0,0,0,0.35);
  --toast-bg: var(--card-bg);
  --meeting-mode-bg: linear-gradient(135deg, #0f172a 0%, #334155 100%);
  --modal-bg: #ffffff;
  --modal-text: #0f172a;
  --modal-header-bg: #0f172a;
  --modal-close-color: #fff;
  --focus-ring: 0 0 0 2px rgba(15,118,110,0.35);
}

/* ===== PR-2: Mobile Fixed Top Bar (Task A) ===== */
@media (max-width: 767px) {
  :root {
    --mobile-topbar-h: 64px;
    --mobile-bottombar-h: 64px;
  }

  /* ヘッダー固定 */
  .header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1200;
    background: var(--card-bg);
  }

  /* 1段目（ブランド行）は非表示 */
  .header-row-1 {
    display: none;
  }

  /* 2段目をTop Barとしてコンパクトに */
  .header-row-2 {
    padding: 0.35rem 0.5rem;
    gap: 0.5rem;
    align-items: center;
  }

  /* 本文が固定ヘッダーに潜り込まないように */
  .app-wrapper {
    padding-top: var(--mobile-topbar-h);
  }

  /* STT展開はheader-row-2がfixedでも見えるように */
  #headerSttControls.expanded {
    z-index: 1250;
  }
}

/* ===== PR-2: Mobile Fixed Bottom Tab Bar (Task B) ===== */
@media (max-width: 767px) {
  .main-tabs {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    bottom: env(safe-area-inset-bottom, 0);
    top: auto;
    z-index: 1200;
    background: var(--card-bg);
    border-top: var(--border-width) solid var(--border-color);
    border-bottom: none;
    padding: 0.5rem 0.75rem calc(env(safe-area-inset-bottom, 0px) + 0.5rem);
    display: flex;
    justify-content: center;
    gap: 0.75rem;
  }

  .main-tab {
    flex: 1;
    max-width: 200px;
    text-align: center;
    min-height: 40px;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 8px;
    touch-action: manipulation;
    background: var(--primary);
    color: var(--on-primary);
    border: none;
    box-shadow: 0 2px 6px rgba(0,0,0,0.12);
    transition: transform 0.1s, box-shadow 0.1s;
  }
  .main-tab:active {
    transform: scale(0.97);
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  }
  .main-tab.active {
    background: var(--primary-hover);
    box-shadow: 0 2px 8px rgba(0,0,0,0.18);
  }
  /* 内側要素がタップターゲットを奪うのを防ぐ（iOS Safari対策） */
  .main-tab * {
    pointer-events: none;
  }

  /* パネル切り替え（スマホ用） */
  .main-container .panel {
    display: none;
  }
  .main-container .panel.active {
    display: flex;
  }

  .app-wrapper {
    padding-bottom: calc(var(--mobile-bottombar-h) + env(safe-area-inset-bottom, 0px));
  }

  /* フッターがBottomバーと干渉するのでモバイルで非表示 */
  footer {
    display: none;
  }
}

/* ===== PR-2: Scroll Header Shrink (Task C) ===== */
@media (max-width: 767px) {
  body.is-scrolled .header-row-2 {
    padding: 0.2rem 0.45rem;
  }

  /* チップ類の縮小 */
  body.is-scrolled #sttStatusChip {
    font-size: 0.7rem;
    padding: 0.2rem 0.45rem;
  }

  /* Moreボタンもコンパクトに */
  body.is-scrolled .header-more-btn {
    padding: 0.25rem 0.45rem;
  }

  /* 録音ボタンの縮小 */
  body.is-scrolled .record-btn {
    padding: 0.4rem 0.7rem;
    font-size: 0.85rem;
    min-height: 36px;
  }

  /* ステータスバッジの縮小 */
  body.is-scrolled .status-badge {
    font-size: 0.7rem;
    padding: 0.15rem 0.4rem;
  }

  /* モードチップの縮小 */
  body.is-scrolled .meeting-mode-chip {
    font-size: 0.7rem;
    padding: 0.2rem 0.45rem;
  }
}

/* ===== PR-2: Keyboard Avoidance (Task E) ===== */
@media (max-width: 767px) {
  body.keyboard-open .main-tabs {
    display: none;
  }

  body.keyboard-open .app-wrapper {
    padding-bottom: 0;
  }
}

/* ===== PR-3: エンプティステート (Empty State) ===== */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem 1rem;
  min-height: 200px;
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.7;
}

.empty-state-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.empty-state-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  max-width: 280px;
  line-height: 1.5;
}

.empty-state .btn {
  padding: 0.75rem 1.5rem;
  font-size: 0.95rem;
}

/* 生成後は非表示 */
.empty-state.has-content {
  display: none;
}

/* 再生成ボタン */
.regenerate-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  z-index: 2;
  padding: 0.4rem 0.6rem;
  font-size: 0.75rem;
  background: var(--surface-muted);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--btn-radius, 6px);
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.15s;
}

.regenerate-btn:hover {
  opacity: 1;
}

.tab-content {
  position: relative;
}

/* ===== PR-3: 自由入力欄をタブ内に限定 (Task B) ===== */
/* AIパネル上部の自由質問フォームを非表示 */
.ai-section > .custom-question {
  display: none;
}

/* AIパネル上部のメモ入力も非表示（タブ内のみ） */
.ai-section > .memo-input-section {
  display: none !important;
}

/* Q&Aタブ内の質問フォーム */
.qa-input-section {
  padding: 0.75rem;
  background: var(--surface-muted);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
}

.qa-input-section textarea {
  width: 100%;
  min-height: 60px;
  padding: 0.6rem;
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius);
  font-size: 0.9rem;
  resize: vertical;
  background: var(--card-bg);
  color: var(--text);
}

.qa-input-section .qa-input-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.5rem;
  align-items: center;
}

.qa-input-section .qa-input-hint {
  font-size: 0.7rem;
  color: var(--muted);
  margin-left: auto;
}

/* ===== PR-3: 会議モード時の2カラム幅拡大 (Task D) ===== */
body.meeting-mode .main-content {
  max-width: 1600px;
}

/* ===== PCフルサイズ時の横幅拡大（編集モードのみ） ===== */
@media (min-width: 1200px) {
  body:not(.meeting-mode) .main-container {
    width: min(1800px, calc(100vw - 32px));
    max-width: none;
    padding-left: 1rem;
    padding-right: 1rem;
  }
}

/* ===== PR-3: ヘッダー統一感 (Task E) ===== */
:root {
  --control-h: 42px;
  --control-h-mobile: 38px;
  --btn-radius: 6px; /* デフォルト（テーマで上書き） */
}

/* 共通コントロール高さ・角丸 */
.hdr-btn,
.header-record .record-btn,
.meeting-mode-chip,
.stt-status-chip,
.header-export .export-btn,
.header-more-btn,
.context-btn {
  height: var(--control-h) !important;
  min-height: var(--control-h);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--btn-radius) !important;
  padding-left: 0.75rem;
  padding-right: 0.75rem;
}

/* ステータスバッジはボタンより少し小さく */
.header-record .status-badge {
  height: calc(var(--control-h) - 8px) !important;
  min-height: calc(var(--control-h) - 8px);
  border-radius: var(--btn-radius) !important;
}

/* ヘッダーrow-2のアイテム整列 */
.header-row-2 {
  align-items: center;
  gap: 0.5rem;
}

.header-record {
  gap: 0.5rem;
  align-items: center;
}

@media (max-width: 767px) {
  .hdr-btn,
  .header-record .record-btn,
  .meeting-mode-chip,
  .stt-status-chip,
  .header-export .export-btn,
  .header-more-btn,
  .context-btn {
    height: var(--control-h-mobile) !important;
    min-height: var(--control-h-mobile);
  }

  .header-record .status-badge {
    height: calc(var(--control-h-mobile) - 6px) !important;
    min-height: calc(var(--control-h-mobile) - 6px);
  }
}

/* ===== Mobile Header Simplification ===== */
@media (max-width: 767px) {
  /* 不要な要素を非表示 */
  .header-record .status-badge,
  .header-record .context-btn,
  .header-record .context-status,
  .header-record .enhancement-badge,
  #sttStatusChip,
  #headerSttControls,
  .header-export {
    display: none !important;
  }

  /* ヘッダー2行目を3ボタン専用レイアウトに */
  .header-row-2 {
    display: flex;
    justify-content: center;
    padding: 0.5rem 0.75rem !important;
    gap: 0.5rem;
  }

  .header-record {
    display: flex;
    flex: 1;
    gap: 0.5rem;
    max-width: 100%;
  }

  /* 録音・一時停止・その他ボタンを大きく */
  .header-record .record-btn,
  .header-more-btn {
    flex: 1;
    height: 48px !important;
    min-height: 48px !important;
    font-size: 1rem !important;
    font-weight: 600;
    padding: 0.5rem 0.75rem !important;
    border-radius: 10px !important;
  }

  /* 録音ボタンのラベル表示 */
  .header-record .record-btn .btn-label {
    display: inline !important;
  }

  /* その他ボタンのテキスト表示 */
  .header-more-btn .more-text {
    display: inline !important;
  }
}