/**
 * VoiceTube TransLive - 精簡介面樣式
 * 設計原則：極簡、大字體、主空間給結果
 */


/* Lucide icon defaults */
.lucide {
    width: 18px;
    height: 18px;
    stroke-width: 1.75;
    vertical-align: -0.15em;
    flex-shrink: 0;
}

/* 基礎樣式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* 頂部標題列 */
.simple-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    background: var(--header-bg);
    border-bottom: var(--header-border, 1px solid var(--color-border));
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--brand-icon-bg);
    border-radius: 10px;
    box-shadow: var(--brand-icon-shadow);
    color: var(--color-brand);
}

.brand-icon .lucide {
    width: 24px;
    height: 24px;
}

.brand-title {
    font-size: 20px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-brand) 0%, var(--color-success) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.user-name {
    font-size: 14px;
    color: var(--color-text-secondary);
}

/* User dropdown */
.user-profile {
    position: relative;
}

.user-profile-main {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.user-profile-main:hover {
    background: rgba(var(--overlay-rgb), 0.06);
}

.dropdown-arrow {
    color: var(--color-text-tertiary);
    transition: transform var(--transition-fast);
    display: flex;
}

.dropdown-arrow .lucide {
    width: 14px;
    height: 14px;
}

.user-profile.expanded .dropdown-arrow {
    transform: rotate(180deg);
}

.user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 200px;
    margin-top: 6px;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-4px);
    transition: all var(--transition-fast);
    z-index: 1000;
}

.user-profile.expanded .user-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 15px;
}

.dropdown-menu-toggle:hover {
    background: rgba(var(--overlay-rgb), 0.05);
}

.menu-toggle-label {
    font-size: 14px;
    color: var(--color-text-primary);
    display: flex;
    align-items: center;
    gap: 4px;
}

/* UI Language Selector */
.ui-lang-select {
    appearance: none;
    -webkit-appearance: none;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    color: var(--color-text-primary);
    font-size: 13px;
    padding: 4px 8px;
    cursor: pointer;
    outline: none;
    transition: border-color 0.2s;
}

.ui-lang-select:hover {
    border-color: var(--color-brand);
}

.ui-lang-select:focus {
    border-color: var(--color-brand);
}

.dropdown-menu-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 10px 15px;
    background: transparent;
    border: none;
    font-size: 14px;
    color: var(--color-text-primary);
    cursor: pointer;
    text-decoration: none;
    transition: background var(--transition-fast);
}

.dropdown-menu-btn:hover {
    background: rgba(var(--overlay-rgb), 0.05);
}

.dropdown-menu-btn .menu-icon {
    opacity: 0.4;
    display: flex;
}

.dropdown-menu-btn .menu-icon .lucide {
    width: 14px;
    height: 14px;
}

.dropdown-divider {
    height: 1px;
    background: rgba(var(--overlay-rgb), 0.08);
    margin: 4px 0;
}

.dropdown-logout-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 10px 15px;
    background: transparent;
    border: none;
    font-size: 14px;
    color: var(--color-error);
    cursor: pointer;
}

.dropdown-logout-btn:hover {
    background: rgba(var(--error-rgb), 0.06);
}

.dropdown-logout-btn .logout-icon {
    opacity: 0.4;
    display: flex;
}

.dropdown-logout-btn .logout-icon .lucide {
    width: 14px;
    height: 14px;
}

/* Toggle switch (shared component) */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: var(--toggle-track);
    transition: background-color var(--transition-normal);
    border-radius: 24px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: var(--toggle-knob);
    transition: transform var(--transition-normal);
    border-radius: 50%;
}

.toggle-switch input:checked + .toggle-slider {
    background-color: var(--color-brand);
}

.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(20px);
}

/* 主要內容區 */
.simple-main {
    display: flex;
    height: calc(100vh - 77px);
    gap: 0;
}

/* 左側控制區 */
.control-panel {
    width: 280px;
    min-width: 280px;
    background: var(--color-bg-secondary);
    border-right: 1px solid var(--color-border);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    overflow-y: auto;
}

.control-section {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.section-title {
    font-size: 11px;
    font-weight: 600;
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

/* 低調區塊 — 減少間距和視覺權重 */
.section-subtle {
    gap: 8px;
    opacity: 0.75;
    transition: opacity var(--transition-fast);
}

.section-subtle:hover {
    opacity: 1;
}

/* 場次選擇 */
.session-select {
    width: 100%;
    padding: 12px;
    font-size: 14px;
    color: var(--color-text-primary);
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.session-select:hover {
    border-color: var(--color-brand);
}

.session-select:focus {
    outline: none;
    border-color: var(--color-brand);
    box-shadow: 0 0 0 3px rgba(var(--brand-rgb), 0.2);
}

.vocab-status {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition-fast);
}

.vocab-status:hover {
    border-color: var(--color-border-hover);
}

.vocab-icon {
    display: flex;
    color: var(--color-text-secondary);
}

.vocab-icon .lucide {
    width: 16px;
    height: 16px;
}

.vocab-text {
    font-size: 13px;
    color: var(--color-text-secondary);
}

/* 語言設定 */
.language-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.lang-label {
    width: 40px;
    font-size: 13px;
    color: var(--color-text-secondary);
}

.lang-select {
    flex: 1;
    padding: 10px 12px;
    font-size: 14px;
    color: var(--color-text-primary);
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.lang-select:hover {
    border-color: var(--color-text-tertiary);
}

.lang-select:focus {
    outline: none;
    border-color: var(--color-brand);
    box-shadow: var(--input-focus-shadow);
}

/* 錄音控制 */
.recording-section {
    padding-top: 8px;
}

.record-btn {
    width: 100%;
    padding: 18px;
    font-size: 16px;
    font-weight: 600;
    color: var(--btn-cta-text);
    background: var(--btn-cta-bg);
    border: 1px solid var(--btn-cta-border);
    border-radius: var(--radius-md);
    box-shadow: var(--btn-cta-shadow);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all var(--transition-fast);
}

.record-btn:hover:not(:disabled) {
    background: var(--btn-cta-hover-bg);
    transform: translateY(-1px);
}

.record-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.record-btn.recording {
    background: var(--color-error);
    color: var(--color-text-on-brand);
    border-color: var(--color-error);
    animation: pulse-recording 2s infinite;
}

.record-btn.recording:hover:not(:disabled) {
    background: #E0342B;
    transform: translateY(-1px);
}

@keyframes pulse-recording {
    0%, 100% { box-shadow: 0 4px 12px rgba(var(--error-rgb), 0.4); }
    50% { box-shadow: 0 4px 20px rgba(var(--error-rgb), 0.6); }
}

.record-icon {
    display: flex;
}

.record-icon .lucide {
    width: 20px;
    height: 20px;
}

.recording-status {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 12px;
    padding: 8px 12px;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-sm);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-text-secondary);
}

.status-dot.ready {
    background: var(--color-success);
}

.status-dot.recording {
    background: var(--color-error);
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.status-text {
    flex: 1;
    font-size: 13px;
    color: var(--color-text-secondary);
}

.recording-time {
    font-size: 14px;
    font-weight: 600;
    font-family: 'SF Mono', monospace;
    color: var(--color-text-primary);
}

/* 右側結果區 */
.result-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--color-bg-primary);
    overflow: hidden;
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    border-bottom: 1px solid var(--color-border);
}

.result-header h2 {
    font-size: 18px;
    font-weight: 600;
}

.result-actions {
    display: flex;
    gap: 8px;
}

.action-btn {
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: var(--btn-secondary-bg);
    border: 1px solid var(--btn-secondary-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.action-btn:hover {
    color: var(--color-text-primary);
    background: var(--btn-secondary-hover-bg);
    border-color: var(--color-text-tertiary);
}

/* 結果顯示區 */
.result-area {
    flex: 1;
    padding: 24px;
    overflow-y: auto;
    position: relative;
}

/* 「回到最新」浮動按鈕 */
.scroll-to-bottom-btn {
    position: absolute;
    bottom: 16px;
    right: 20px;
    z-index: 10;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background: var(--color-bg-secondary);
    color: var(--color-text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    transition: opacity 0.2s, transform 0.2s;
    opacity: 0.85;
}

.scroll-to-bottom-btn:hover {
    opacity: 1;
    transform: translateY(1px);
}

.scroll-to-bottom-btn svg {
    width: 18px;
    height: 18px;
}

/* 空狀態引導 */
.empty-state:not(:only-child) {
    display: none;
}

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 300px;
    gap: 20px;
}

.empty-state-tagline {
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text-tertiary);
    letter-spacing: 0.5px;
    margin: 0;
}

.empty-state-steps {
    display: flex;
    align-items: center;
    gap: 16px;
}

.step-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(var(--brand-rgb), 0.1);
    color: var(--color-brand);
    font-size: 13px;
    font-weight: 600;
    flex-shrink: 0;
}

.step-text {
    font-size: 14px;
    color: var(--color-text-secondary);
    white-space: nowrap;
}

.step-divider {
    display: flex;
    align-items: center;
    color: var(--color-border-hover);
}

.step-divider .lucide {
    width: 16px;
    height: 16px;
}

/* 轉錄結果項目 */
.result-item {
    padding: 16px 0;
    border-bottom: 1px solid var(--color-border);
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.result-original {
    font-size: 20px;
    line-height: 1.6;
    color: var(--color-text-primary);
    margin-bottom: 8px;
}

.result-translation {
    font-size: 16px;
    line-height: 1.5;
    color: var(--color-brand);
    padding-left: 12px;
    border-left: 3px solid var(--color-brand);
}

.result-interim {
    font-size: 18px;
    color: var(--color-text-secondary);
    opacity: 0.7;
    font-style: italic;
}

/* Toast 通知 (operation-toast from toast-manager.js) */
.operation-toast {
    position: fixed;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
    padding: 12px 24px;
    border-radius: 20px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    font-size: 14px;
    font-weight: 500;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    z-index: 10001;
    display: flex;
    align-items: center;
    gap: 8px;
}

.operation-toast.show {
    opacity: 1;
    visibility: visible;
    animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateX(-50%) translateY(20px); }
    to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

.operation-toast.success {
    border-color: var(--color-success);
    background: rgba(var(--success-rgb), 0.1);
}

.operation-toast.warning {
    border-color: var(--color-warning);
    background: rgba(var(--warning-rgb), 0.1);
}

.operation-toast.error {
    border-color: var(--color-error);
    background: rgba(var(--error-rgb), 0.1);
}

.operation-toast .toast-icon {
    display: flex;
}

.operation-toast .toast-icon .lucide {
    width: 18px;
    height: 18px;
}

/* Progress bar (operation-progress from toast-manager.js) */
.operation-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    z-index: 10002;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-fast);
}

.operation-progress.show {
    opacity: 1;
    visibility: visible;
}

/* 廣播按鈕 — 統一為 secondary style */
.broadcast-btn {
    color: var(--color-text-secondary);
    background: var(--btn-secondary-bg);
    border-color: var(--btn-secondary-border);
}

.broadcast-btn:hover {
    color: var(--color-text-primary);
    background: var(--btn-secondary-hover-bg);
    border-color: var(--color-text-tertiary);
}

.broadcast-btn.active {
    background: var(--color-error);
    color: var(--color-text-on-brand);
    border-color: var(--color-error);
}

/* 廣播資訊條 */
.broadcast-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 24px;
    background: rgba(var(--error-rgb), 0.08);
    border-bottom: 1px solid rgba(var(--error-rgb), 0.2);
    animation: fadeIn 0.3s ease-out;
}

.broadcast-bar-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.broadcast-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-error);
    animation: blink 1s infinite;
}

.broadcast-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-error);
}

.broadcast-viewer-count {
    font-size: 12px;
    color: var(--color-text-secondary);
    background: var(--color-bg-tertiary);
    padding: 2px 10px;
    border-radius: 10px;
}

.broadcast-bar-right {
    display: flex;
    gap: 8px;
}

.broadcast-copy-btn,
.broadcast-stop-btn {
    padding: 4px 12px;
    font-size: 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1px solid var(--color-border);
    background: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
}

.broadcast-copy-btn:hover {
    color: var(--color-text-primary);
    border-color: var(--color-text-secondary);
}

.broadcast-stop-btn {
    color: var(--color-error);
    border-color: rgba(var(--error-rgb), 0.3);
}

.broadcast-stop-btn:hover {
    background: var(--color-error);
    color: var(--color-text-on-brand);
    border-color: var(--color-error);
}

.broadcast-bar-center {
    display: flex;
    align-items: center;
    gap: 6px;
}

.broadcast-lang-label {
    font-size: 12px;
    color: var(--color-text-secondary);
    white-space: nowrap;
}

.bc-lang-dropdown {
    position: relative;
}

.bc-lang-toggle {
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 4px 10px;
    font-size: 12px;
    cursor: pointer;
    white-space: nowrap;
    min-width: 100px;
    text-align: left;
}

.bc-lang-toggle:hover {
    border-color: var(--color-text-secondary);
}

.bc-lang-menu {
    display: none;
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 6px 0;
    min-width: 160px;
    z-index: 100;
    box-shadow: 0 4px 16px rgba(var(--shadow-rgb), 0.4);
}

.bc-lang-menu.open {
    display: block;
}

.bc-lang-menu label {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 5px 12px;
    font-size: 13px;
    color: var(--color-text-primary);
    cursor: pointer;
    white-space: nowrap;
}

.bc-lang-menu label:hover {
    background: var(--color-bg-tertiary);
}

.bc-lang-menu input[type="checkbox"] {
    accent-color: var(--color-brand);
}

/* 展開設定按鈕 - 預設隱藏（僅手機版顯示） */
.expand-settings-btn {
    display: none;
}

/* ============================================
   響應式設計 - iPhone 優化
   ============================================ */

/* 平板與小螢幕 */
@media (max-width: 768px) {
    .simple-main {
        flex-direction: column;
    }

    .control-panel {
        width: 100%;
        min-width: unset;
        padding: 16px;
        border-right: none;
        border-bottom: 1px solid var(--color-border);
    }

    .recording-section {
        margin-top: 16px;
    }

    .result-area {
        padding: 16px;
    }

    .result-original {
        font-size: 18px;
    }

    .empty-state-steps {
        flex-direction: column;
        gap: 12px;
    }

    .step-divider {
        transform: rotate(90deg);
    }
}

/* 手機版隱藏專業模式入口（Pro mode 為桌面設計） */
@media (max-width: 768px) {
    .pro-mode-link {
        display: none;
    }
}

/* 手機版 - iPhone 優化 */
@media (max-width: 480px) {
    /* 支援 iPhone 安全區域 */
    body {
        padding-top: env(safe-area-inset-top);
        padding-bottom: env(safe-area-inset-bottom);
        padding-left: env(safe-area-inset-left);
        padding-right: env(safe-area-inset-right);
    }

    /* 精簡標題列 */
    .simple-header {
        padding: 12px 16px;
        position: sticky;
        top: 0;
        z-index: 100;
    }

    .brand-icon {
        width: 36px;
        height: 36px;
    }

    .brand-icon .lucide {
        width: 20px;
        height: 20px;
    }

    .brand-title {
        font-size: 16px;
    }

    .header-right {
        gap: 12px;
    }

    .user-name {
        display: none; /* 手機版隱藏用戶名節省空間 */
    }

    /* 主要佈局 - 手機版 */
    .simple-main {
        flex-direction: column;
        height: calc(100vh - 61px);
        height: calc(100dvh - 61px); /* 動態視口高度 */
    }

    /* 控制面板 - 收合為精簡區塊 */
    .control-panel {
        width: 100%;
        min-width: unset;
        padding: 12px 16px;
        gap: 12px;
        border-right: none;
        border-bottom: 1px solid var(--color-border);
        overflow-y: visible;
        flex-shrink: 0;
        transition: all var(--transition-normal) ease;
    }

    /* 錄音時收疊控制面板 */
    .control-panel.recording-collapsed {
        padding: 8px 16px;
        gap: 0;
    }

    .control-section {
        gap: 8px;
        transition: all var(--transition-normal) ease;
        overflow: hidden;
        max-height: 200px;
    }

    /* 收疊時隱藏場次和語言設定區塊 - 使用 nth-of-type 避免被 button 干擾 */
    .control-panel.recording-collapsed .control-section:nth-of-type(1),
    .control-panel.recording-collapsed .control-section:nth-of-type(3) {
        max-height: 0;
        opacity: 0;
        padding: 0;
        margin: 0;
        pointer-events: none;
    }

    /* 展開按鈕 */
    .expand-settings-btn {
        display: none;
        width: 100%;
        padding: 8px;
        font-size: 12px;
        color: var(--color-text-secondary);
        background: transparent;
        border: 1px dashed var(--color-border);
        border-radius: var(--radius-sm);
        cursor: pointer;
        transition: all var(--transition-fast);
        margin-bottom: 8px;
    }

    .expand-settings-btn:hover {
        color: var(--color-text-primary);
        border-color: var(--color-brand);
    }

    .control-panel.recording-collapsed .expand-settings-btn {
        display: block;
    }

    .control-panel.recording-collapsed.settings-expanded .control-section:nth-of-type(1),
    .control-panel.recording-collapsed.settings-expanded .control-section:nth-of-type(3) {
        max-height: 200px;
        opacity: 1;
        padding: initial;
        margin: initial;
        pointer-events: auto;
    }

    .section-title {
        font-size: 11px;
        padding-bottom: 6px;
    }

    /* 場次選擇 - 精簡 */
    .session-select {
        padding: 10px 12px;
        font-size: 14px;
    }

    /* 隱藏資料準備區塊（手機版精簡） - 使用 nth-of-type 避免被 button 干擾 */
    .control-section:nth-of-type(2) {
        display: none;
    }

    /* 語言設定 - 橫向排列 */
    .control-section:nth-of-type(3) {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 8px;
    }

    .control-section:nth-of-type(3) .section-title {
        width: 100%;
        margin-bottom: 4px;
    }

    .language-row {
        flex: 1;
        min-width: 140px;
        gap: 8px;
    }

    .lang-label {
        width: 32px;
        font-size: 12px;
    }

    .lang-select {
        padding: 8px 10px;
        font-size: 13px;
    }

    /* 錄音區 - 固定底部 */
    .recording-section {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        margin: 0;
        padding: 12px 16px;
        padding-bottom: calc(12px + env(safe-area-inset-bottom));
        background: var(--color-bg-secondary);
        border-top: 1px solid var(--color-border);
        border-radius: 0;
        z-index: 100;
        box-shadow: 0 -4px 20px rgba(var(--shadow-rgb), 0.3);
    }

    .record-btn {
        padding: 16px;
        font-size: 16px;
        border-radius: var(--radius-sm);
    }

    .recording-status {
        margin-top: 8px;
        padding: 6px 10px;
    }

    .status-text {
        font-size: 12px;
    }

    .recording-time {
        font-size: 13px;
    }

    /* 廣播資訊條 - 手機版 */
    .broadcast-bar {
        padding: 6px 16px;
    }

    .broadcast-label {
        font-size: 12px;
    }

    .broadcast-viewer-count {
        font-size: 11px;
    }

    .broadcast-bar-center {
        display: none; /* 手機版隱藏語言選擇，避免擁擠 */
    }

    /* 結果區 - 佔滿剩餘空間 */
    .result-panel {
        flex: 1;
        min-height: 0;
        padding-bottom: 120px; /* 為固定底部錄音按鈕留空間 */
    }

    .result-header {
        padding: 12px 16px;
        position: sticky;
        top: 0;
        background: var(--color-bg-primary);
        z-index: 10;
    }

    .result-header h2 {
        font-size: 16px;
    }

    .action-btn {
        padding: 5px 10px;
        font-size: 12px;
    }

    /* 結果顯示區 */
    .result-area {
        padding: 12px 16px;
        padding-bottom: 32px;
    }

    .result-placeholder {
        padding-top: 40px;
    }

    .placeholder-icon {
        margin-bottom: 16px;
        width: 64px;
        height: 64px;
    }

    .placeholder-icon .lucide {
        width: 28px;
        height: 28px;
    }

    .placeholder-text {
        font-size: 16px;
    }

    .placeholder-hint {
        font-size: 13px;
    }

    /* 轉錄結果 */
    .result-item {
        padding: 12px 0;
    }

    .result-original {
        font-size: 18px;
        line-height: 1.5;
    }

    .result-translation {
        font-size: 15px;
        margin-top: 6px;
        padding-left: 10px;
    }

    .result-interim {
        font-size: 16px;
    }

    /* Toast 通知 */
    .toast-container {
        bottom: calc(130px + env(safe-area-inset-bottom));
        right: 16px;
        left: 16px;
    }

    .toast {
        max-width: 100%;
    }

}

/* iPhone 16 Pro Max 等大螢幕手機微調 */
@media (max-width: 480px) and (min-height: 800px) {
    .result-original {
        font-size: 20px;
        line-height: 1.6;
    }

    .result-translation {
        font-size: 16px;
    }

    .placeholder-icon {
        width: 72px;
        height: 72px;
    }

    .placeholder-icon .lucide {
        width: 32px;
        height: 32px;
    }
}

/* 橫向模式 */
@media (max-width: 896px) and (orientation: landscape) {
    .simple-main {
        flex-direction: row;
    }

    .control-panel {
        width: 280px;
        min-width: 280px;
        border-right: 1px solid var(--color-border);
        border-bottom: none;
        overflow-y: auto;
    }

    .recording-section {
        position: static;
        padding: 16px 0;
        background: transparent;
        box-shadow: none;
    }

    .result-panel {
        padding-bottom: 0;
    }

    /* 隱藏資料準備區塊 */
    .control-section:nth-of-type(2) {
        display: none;
    }
}