/* ==========================================================================
   StretchLab Qatar - AI Voice Agent
   Brand Guidelines: https://stretchlab.qa/
   Exact Brand Green: #00875B (Primary Forest Green)
   Exact Brand Accent: #B9E800 (Electric Lime Accent)
   ========================================================================== */

:root {
    /* StretchLab Qatar Brand Colors */
    --sl-primary: #00875B;
    --sl-primary-dark: #006846;
    --sl-primary-light: #00a872;
    --sl-primary-glow: rgba(0, 135, 91, 0.35);
    --sl-primary-subtle: rgba(0, 135, 91, 0.08);

    --sl-accent: #B9E800;
    --sl-accent-hover: #A1CA00;
    --sl-accent-glow: rgba(185, 232, 0, 0.45);
    --sl-accent-subtle: rgba(185, 232, 0, 0.15);

    /* Light Theme (Default: White / Off-white, soft shadows) */
    --bg-page: #F2F5F3;
    --bg-frame: #FFFFFF;
    --bg-surface: #F8FAF9;
    --bg-surface-elevated: #FFFFFF;
    --bg-surface-glass: rgba(255, 255, 255, 0.85);

    --text-primary: #111815;
    --text-secondary: #586560;
    --text-muted: #8A9892;
    --text-inverse: #FFFFFF;

    --border-color: rgba(0, 135, 91, 0.12);
    --border-subtle: rgba(0, 0, 0, 0.06);

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 8px 24px rgba(0, 135, 91, 0.08);
    --shadow-lg: 0 16px 40px rgba(0, 135, 91, 0.14);
    --shadow-glow: 0 0 35px var(--sl-primary-glow);

    /* Typography */
    --font-en: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-ar: 'Cairo', 'Tajawal', system-ui, sans-serif;

    /* Sizing & Transitions */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;
    --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Dark Theme Overrides (Matching futuristic glowing neon aesthetic in Reference Image) */
[data-theme="dark"] {
    --bg-page: #060908;
    --bg-frame: #0D1311;
    --bg-surface: #141C19;
    --bg-surface-elevated: #1B2622;
    --bg-surface-glass: rgba(13, 19, 17, 0.85);

    --text-primary: #F3F7F5;
    --text-secondary: #9EB0A9;
    --text-muted: #62746E;
    --text-inverse: #0D1311;

    --border-color: rgba(0, 135, 91, 0.25);
    --border-subtle: rgba(255, 255, 255, 0.08);

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.6);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.8);
    --shadow-glow: 0 0 45px var(--sl-accent-glow);
}

/* ==========================================================================
   CSS Reset & Base Setup
   ========================================================================== */

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}

[hidden] {
    display: none !important;
}

html, body {
    height: 100%;
    width: 100%;
    overflow: hidden;
    font-family: var(--font-en);
    background-color: var(--bg-page);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Arabic typography selector */
[dir="rtl"], .lang-ar, [lang="ar"], .chip-ar {
    font-family: var(--font-ar);
}

/* ==========================================================================
   App Structure & Layout
   ========================================================================== */

.app-root {
    position: relative;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

/* Ambient Glow Blobs in Background */
.ambient-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.25;
    pointer-events: none;
    z-index: 0;
    transition: background 0.5s ease;
}

.ambient-glow-top {
    top: -15%;
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, var(--sl-accent) 0%, transparent 70%);
}

.ambient-glow-bottom {
    bottom: -15%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--sl-primary) 0%, transparent 70%);
}

/* Phone Frame (Reference Image Layout) */
.phone-frame {
    position: relative;
    width: 100%;
    max-width: 440px;
    height: 100%;
    max-height: 900px;
    background-color: var(--bg-frame);
    border-radius: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 1;
    box-shadow: none;
    transition: background-color var(--transition-smooth);
}

@media (min-width: 500px) and (min-height: 700px) {
    .phone-frame {
        height: 94vh;
        border-radius: 36px;
        border: 1px solid var(--border-color);
        box-shadow: var(--shadow-lg), 0 0 0 10px rgba(0, 135, 91, 0.03);
    }
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */

.app-header {
    flex-shrink: 0;
    padding: 14px 18px 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    background: var(--bg-surface-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-subtle);
    z-index: 20;
}

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

.brand-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    overflow: hidden;
    background: var(--sl-primary);
    box-shadow: 0 2px 10px var(--sl-primary-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.brand-avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.brand-info {
    display: flex;
    flex-direction: column;
}

.brand-title-wrap {
    display: flex;
    align-items: center;
    gap: 6px;
}

.brand-title {
    font-size: 15px;
    font-weight: 700;
    letter-spacing: -0.2px;
    color: var(--text-primary);
    line-height: 1.2;
}

.brand-badge-qa {
    font-size: 10px;
    font-weight: 700;
    padding: 1px 6px;
    border-radius: var(--radius-full);
    background: var(--sl-accent);
    color: #000000;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.brand-status {
    display: flex;
    align-items: center;
    gap: 5px;
    margin-top: 1px;
}

.status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background-color: var(--sl-primary);
    box-shadow: 0 0 8px var(--sl-primary);
    animation: pulseSlow 2.5s infinite;
}

.status-text {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-secondary);
}

/* View Switch Pills (Voice vs Chat) */
.view-switch-pills {
    display: inline-flex;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    padding: 3px;
    border-radius: var(--radius-full);
}

.view-pill {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 5px 10px;
    border: none;
    background: transparent;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.view-pill .pill-icon {
    width: 13px;
    height: 13px;
}

.view-pill.active {
    background: var(--sl-primary);
    color: #FFFFFF;
    box-shadow: 0 2px 8px var(--sl-primary-glow);
}

/* Header Action Buttons */
.header-actions {
    display: flex;
    align-items: center;
    gap: 6px;
}

.icon-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid var(--border-subtle);
    background: var(--bg-surface);
    color: var(--text-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.icon-btn:hover {
    background: var(--sl-primary-subtle);
    border-color: var(--sl-primary);
    color: var(--sl-primary);
    transform: translateY(-1px);
}

.icon-btn svg {
    width: 15px;
    height: 15px;
}

/* Language Dropdown Selector */
.lang-selector-dropdown {
    position: relative;
}

.lang-btn {
    font-size: 11px;
    font-weight: 700;
    width: auto;
    padding: 0 8px;
    border-radius: var(--radius-full);
    letter-spacing: 0.4px;
}

.lang-dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    padding: 6px;
    min-width: 135px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    z-index: 50;
    animation: fadeInScale 0.18s ease-out;
}

.lang-dropdown-menu[hidden] {
    display: none !important;
}

.lang-option-btn {
    border: none;
    background: transparent;
    color: var(--text-primary);
    padding: 7px 10px;
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    text-align: start;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.lang-option-btn:hover {
    background: var(--sl-primary-subtle);
    color: var(--sl-primary);
}

.lang-option-btn.active {
    background: var(--sl-primary);
    color: #FFFFFF;
}

/* ==========================================================================
   Main Viewport & Panels
   ========================================================================== */

.app-main {
    flex: 1;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.view-panel {
    position: absolute;
    inset: 0;
    display: none !important;
    flex-direction: column;
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
    transition: opacity var(--transition-smooth), transform var(--transition-smooth);
}

.view-panel.active {
    display: flex !important;
    opacity: 1;
    pointer-events: auto;
    visibility: visible;
}

/* ==========================================================================
   VIEW 1: VOICE LIVE ORB (Reference Image Screen 2)
   ========================================================================== */

.voice-view-panel {
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px 20px;
    text-align: center;
    overflow-y: auto;
    height: 100%;
}

.voice-top-badge {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 6px 14px;
    border-radius: var(--radius-full);
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.badge-glow-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--sl-accent);
    box-shadow: 0 0 10px var(--sl-accent);
}

.badge-text {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* Ambient Aurora Glows */
.ambient-glow {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
    filter: blur(80px);
    opacity: 0.6;
}

.ambient-glow-top {
    top: -120px;
    left: 20%;
    width: 380px;
    height: 380px;
    background: radial-gradient(circle, rgba(0, 135, 91, 0.45) 0%, transparent 70%);
}

.ambient-glow-center {
    top: 30%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 320px;
    height: 320px;
    background: radial-gradient(circle, rgba(185, 232, 0, 0.2) 0%, transparent 70%);
}

.ambient-glow-bottom {
    bottom: -100px;
    right: 15%;
    width: 340px;
    height: 340px;
    background: radial-gradient(circle, rgba(0, 135, 91, 0.3) 0%, transparent 70%);
}

/* Glowing Organic Orb (Clickable to start/stop talking) */
.orb-container {
    position: relative;
    width: 260px;
    height: 260px;
    margin: 20px auto 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-radius: 50%;
    user-select: none;
    touch-action: manipulation;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.orb-container:hover {
    transform: scale(1.05);
}

.orb-container:active {
    transform: scale(0.96);
}

.orb-halo-layer {
    position: absolute;
    width: 260px;
    height: 260px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--sl-primary-glow) 0%, rgba(185, 232, 0, 0.25) 45%, transparent 75%);
    filter: blur(32px);
    transition: transform 0.4s ease, opacity 0.4s ease;
    animation: orbHaloPulse 5s ease-in-out infinite;
}

.orb-sphere {
    position: relative;
    width: 220px;
    height: 220px;
    border-radius: 50%;
    overflow: hidden;
    background: radial-gradient(circle at 35% 30%, #15392D 0%, #00875B 45%, #051A13 90%);
    box-shadow: 
        inset 0 0 35px rgba(185, 232, 0, 0.45),
        0 12px 45px var(--sl-primary-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: orbFloat 6s ease-in-out infinite alternate;
}

#orbCanvas {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 2;
    mix-blend-mode: screen;
}

.orb-inner-light {
    position: absolute;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(185, 232, 0, 0.6) 0%, rgba(0, 135, 91, 0.3) 50%, transparent 80%);
    filter: blur(12px);
    z-index: 1;
    animation: orbInnerBreathe 3s ease-in-out infinite alternate;
}

/* Animated concentric ripple lines inside/around orb */
.orb-wave-rings {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 3;
}

.orb-wave-ring {
    position: absolute;
    inset: 10%;
    border-radius: 50%;
    border: 1px solid rgba(185, 232, 0, 0.25);
    animation: waveExpand 4s infinite linear;
}

.orb-wave-ring.r2 {
    animation-delay: 1.3s;
}

.orb-wave-ring.r3 {
    animation-delay: 2.6s;
}

/* Center Tap Prompt inside Orb */
.orb-tap-hint {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 10;
    pointer-events: none;
    transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1), transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.orb-center-mic {
    width: 42px;
    height: 42px;
    color: #FFFFFF;
    filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.5));
    margin-bottom: 6px;
    transition: transform 0.3s ease;
}

.orb-hint-text {
    font-size: 14px;
    font-weight: 700;
    color: #FFFFFF;
    text-shadow: 0 1px 6px rgba(0, 0, 0, 0.8);
    font-family: 'Tajawal', sans-serif;
}

.orb-hint-sub {
    font-size: 11px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.85);
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.7);
    letter-spacing: 0.5px;
}

/* Hide tap hint during active states so glowing sound waves shine cleanly */
.state-connecting .orb-tap-hint,
.state-listening .orb-tap-hint,
.state-user-speaking .orb-tap-hint,
.state-processing .orb-tap-hint,
.state-agent-speaking .orb-tap-hint,
.state-speaking .orb-tap-hint {
    opacity: 0;
    transform: scale(0.85);
    pointer-events: none;
}

/* Subtitle & Live Transcription Box */
.live-subtitle-container {
    width: 100%;
    max-width: 380px;
    min-height: 72px;
    margin: 15px auto 10px;
    padding: 14px 18px;
    border-radius: var(--radius-lg);
    background: var(--bg-surface-glass);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-smooth);
}

.subtitle-text {
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-primary);
    font-weight: 500;
    transition: color 0.2s ease;
}

/* State Status Label */
.voice-state-indicator {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 6px;
    padding: 4px 12px;
    border-radius: var(--radius-full);
}

.state-pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--sl-primary);
    box-shadow: 0 0 10px var(--sl-primary);
}

.state-status-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
}

/* Audio Frequency Visualizer Bars */
.audio-freq-visualizer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    height: 24px;
    margin-top: 8px;
}

.freq-bar {
    width: 3px;
    height: 6px;
    background: var(--sl-primary);
    border-radius: 2px;
    transition: height 0.1s ease;
}

/* State-specific Orb Visualizer Styles */
.state-listening .orb-halo-layer {
    background: radial-gradient(circle, var(--sl-accent-glow) 0%, rgba(0, 135, 91, 0.4) 60%, transparent 80%);
    transform: scale(1.15);
}

.state-listening .orb-sphere {
    box-shadow: inset 0 0 40px rgba(185, 232, 0, 0.6), 0 0 50px var(--sl-accent-glow);
}

.state-listening .state-pulse-dot {
    background-color: var(--sl-accent);
    box-shadow: 0 0 12px var(--sl-accent);
    animation: pulseFast 0.8s infinite;
}

.state-listening .freq-bar {
    background: var(--sl-accent);
    animation: freqDance 0.6s ease-in-out infinite alternate;
}

.state-thinking .orb-sphere {
    animation: orbSpin 2.5s linear infinite;
    box-shadow: inset 0 0 35px var(--sl-primary-glow), 0 0 40px var(--sl-primary-glow);
}

.state-thinking .state-pulse-dot {
    background-color: #3B82F6;
    box-shadow: 0 0 10px #3B82F6;
    animation: pulseFast 0.6s infinite;
}

.state-speaking .orb-halo-layer {
    animation: orbHaloPulse 1.2s ease-in-out infinite;
    transform: scale(1.2);
}

.state-speaking .freq-bar {
    animation: freqDance 0.4s ease-in-out infinite alternate;
}

/* ==========================================================================
   VIEW 2: CHAT & PROMPT SCREEN (Reference Image Screen 3 + 1)
   ========================================================================== */

.chat-view-panel {
    padding: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.chat-scroll-area {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 16px 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    scroll-behavior: smooth;
}

/* Custom Scrollbar */
.chat-scroll-area::-webkit-scrollbar {
    width: 5px;
}
.chat-scroll-area::-webkit-scrollbar-track {
    background: transparent;
}
.chat-scroll-area::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-full);
}

/* Welcome Card */
.welcome-card {
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: var(--shadow-sm);
    animation: fadeInUp 0.4s ease-out;
}

.welcome-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.welcome-logo {
    max-height: 28px;
    width: auto;
    object-fit: contain;
}

.welcome-pill {
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: var(--radius-full);
    background: var(--sl-primary-subtle);
    color: var(--sl-primary);
    letter-spacing: 0.3px;
}

.welcome-title {
    font-size: 20px;
    font-weight: 800;
    letter-spacing: -0.4px;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.welcome-desc {
    font-size: 13px;
    line-height: 1.55;
    color: var(--text-secondary);
}

.welcome-desc-ar {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px dashed var(--border-subtle);
    font-size: 13.5px;
}

/* Quick Prompts Section & Chips */
.quick-prompts-section {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.section-title-wrap {
    display: flex;
    align-items: center;
    gap: 6px;
}

.section-title {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.chips-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

@media (max-width: 360px) {
    .chips-grid {
        grid-template-columns: 1fr;
    }
}

.prompt-chip {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-color);
    padding: 10px 12px;
    border-radius: var(--radius-md);
    cursor: pointer;
    text-align: start;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.prompt-chip:hover {
    background: var(--sl-primary-subtle);
    border-color: var(--sl-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.chip-icon {
    font-size: 15px;
    flex-shrink: 0;
}

.chip-text {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.35;
}

/* Messages Container */
.messages-container {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.message-row {
    display: flex;
    flex-direction: column;
    animation: fadeInUp 0.3s ease-out;
}

.message-row.user {
    align-items: flex-end;
}

.message-row.agent {
    align-items: flex-start;
}

.message-bubble {
    max-width: 86%;
    padding: 12px 16px;
    font-size: 14px;
    line-height: 1.5;
    position: relative;
    word-break: break-word;
}

/* User Message Bubble */
.message-row.user .message-bubble {
    background: linear-gradient(135deg, var(--sl-primary) 0%, var(--sl-primary-dark) 100%);
    color: #FFFFFF;
    border-radius: 18px 18px 4px 18px;
    box-shadow: 0 4px 14px var(--sl-primary-glow);
}

/* Agent Message Bubble */
.message-row.agent .message-bubble {
    background: var(--bg-surface-elevated);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 18px 18px 18px 4px;
    box-shadow: var(--shadow-sm);
}

/* Message Meta & Action Bar */
.message-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 5px;
    padding: 0 4px;
}

.message-time {
    font-size: 10.5px;
    font-weight: 500;
    color: var(--text-muted);
}

.message-actions {
    display: flex;
    align-items: center;
    gap: 6px;
}

.msg-action-btn {
    border: none;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    padding: 2px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: color var(--transition-fast);
}

.msg-action-btn:hover {
    color: var(--sl-primary);
}

.msg-action-btn svg {
    width: 13px;
    height: 13px;
}

/* RTL Automatic text alignment in bubbles */
.message-bubble[dir="rtl"] {
    text-align: right;
    font-family: var(--font-ar);
    direction: rtl;
}

.message-bubble[dir="ltr"] {
    text-align: left;
    font-family: var(--font-en);
    direction: ltr;
}

/* Typing Indicator */
.typing-indicator {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    animation: fadeInUp 0.2s ease-out;
}

.typing-indicator[hidden] {
    display: none !important;
}

.typing-avatar {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    overflow: hidden;
    background: var(--sl-primary);
}

.typing-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.typing-bubble {
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-color);
    padding: 10px 14px;
    border-radius: 16px 16px 16px 4px;
    display: flex;
    align-items: center;
    gap: 5px;
    box-shadow: var(--shadow-sm);
}

.typing-bubble .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--sl-primary);
    animation: typingBounce 1.2s infinite;
}

.typing-bubble .dot:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-bubble .dot:nth-child(3) {
    animation-delay: 0.4s;
}

/* ==========================================================================
   Chat Input Bar (Permanently docked in Chat Page)
   ========================================================================== */

.chat-input-bar {
    flex-shrink: 0;
    padding: 12px 16px;
    padding-bottom: max(14px, env(safe-area-inset-bottom));
    background: var(--bg-surface-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-top: 1px solid var(--border-subtle);
    z-index: 25;
}

.text-input-form {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-surface-elevated);
    border: 1.5px solid var(--sl-primary);
    border-radius: var(--radius-full);
    padding: 4px 6px 4px 16px;
    box-shadow: var(--shadow-md), 0 0 15px var(--sl-primary-glow);
}

.text-input {
    flex: 1;
    border: none;
    background: transparent;
    color: var(--text-primary);
    font-size: 14px;
    outline: none;
    padding: 8px 0;
    font-family: inherit;
}

.text-input::placeholder {
    color: var(--text-muted);
}

.chat-mic-shortcut-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.chat-mic-shortcut-btn:hover {
    color: var(--sl-primary);
    background: rgba(0, 135, 91, 0.12);
}

.chat-mic-shortcut-btn svg {
    width: 18px;
    height: 18px;
}

.send-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: none;
    background: linear-gradient(135deg, var(--sl-primary) 0%, var(--sl-primary-dark) 100%);
    color: #FFFFFF;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 12px var(--sl-primary-glow);
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.send-btn:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 16px var(--sl-accent-glow);
}

.send-btn:active {
    transform: scale(0.95);
}

.send-btn svg {
    width: 17px;
    height: 17px;
    margin-left: -1px;
}

/* ==========================================================================
   Voice Mode Floating Controls Dock (Matching Reference Image Screen 2)
   ========================================================================== */

.voice-state-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    margin: 8px auto 14px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.voice-dock-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 22px;
    margin-top: auto;
    margin-bottom: 22px;
    padding: 10px 24px;
    background: rgba(18, 26, 23, 0.75);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-full);
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 25;
}

.voice-dock-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.voice-dock-btn:hover {
    background: rgba(255, 255, 255, 0.14);
    transform: scale(1.08);
    border-color: rgba(185, 232, 0, 0.3);
}

.voice-dock-btn:active {
    transform: scale(0.94);
}

.voice-dock-btn svg {
    width: 20px;
    height: 20px;
}

.voice-dock-btn.end-session-btn {
    background: rgba(239, 68, 68, 0.2);
    border-color: rgba(239, 68, 68, 0.5);
    color: #EF4444;
}

.voice-dock-btn.end-session-btn:hover {
    background: rgba(239, 68, 68, 0.35);
    box-shadow: 0 0 16px rgba(239, 68, 68, 0.4);
    transform: scale(1.08);
}

.voice-center-action-btn {
    position: relative;
    width: 66px;
    height: 66px;
    border-radius: 50%;
    background: linear-gradient(135deg, #00875B 0%, #006040 100%);
    border: 2px solid rgba(185, 232, 0, 0.4);
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 10px 28px var(--sl-primary-glow), inset 0 1px 0 rgba(255, 255, 255, 0.4);
    transition: all 0.28s cubic-bezier(0.34, 1.56, 0.64, 1);
    touch-action: manipulation;
}

.voice-center-action-btn:hover {
    transform: scale(1.08);
    box-shadow: 0 12px 36px var(--sl-accent-glow);
    border-color: var(--sl-accent);
}

.voice-center-action-btn:active {
    transform: scale(0.94);
}

.voice-center-action-btn.active,
.voice-center-action-btn.state-listening {
    background: linear-gradient(135deg, var(--sl-accent) 0%, #00875B 100%);
    border-color: #FFFFFF;
    color: #0B0F0D;
    animation: dockActionPulse 1.8s infinite;
}

.voice-center-action-btn.state-thinking {
    border-color: var(--sl-accent);
}

.voice-center-action-btn.state-speaking {
    background: linear-gradient(135deg, #00A872 0%, #006846 100%);
    box-shadow: 0 0 35px var(--sl-primary-glow);
}

.voice-center-action-btn svg {
    width: 28px;
    height: 28px;
    z-index: 2;
}

@keyframes dockActionPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(185, 232, 0, 0.7), 0 8px 24px var(--sl-primary-glow);
    }
    70% {
        box-shadow: 0 0 0 18px rgba(185, 232, 0, 0), 0 12px 30px var(--sl-primary-glow);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(185, 232, 0, 0), 0 8px 24px var(--sl-primary-glow);
    }
}

/* ==========================================================================
   Toasts, Banners & Alerts
   ========================================================================== */

.toast-container {
    position: absolute;
    top: 75px;
    left: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    pointer-events: none;
    z-index: 100;
}

.toast {
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    color: var(--text-primary);
    padding: 10px 14px;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 500;
    text-align: center;
    pointer-events: auto;
    animation: toastIn 0.3s cubic-bezier(0.16, 1, 0.3, 1), toastOut 0.3s ease forwards 3.7s;
}

.browser-banner {
    position: absolute;
    bottom: 90px;
    left: 16px;
    right: 16px;
    background: #FFFBEB;
    border: 1px solid #FDE68A;
    border-radius: var(--radius-md);
    padding: 12px 14px;
    z-index: 90;
    box-shadow: var(--shadow-md);
    animation: fadeInUp 0.3s ease-out;
}

[data-theme="dark"] .browser-banner {
    background: #2D2305;
    border-color: #785A07;
}

.banner-content {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.banner-text {
    flex: 1;
    font-size: 12px;
    line-height: 1.4;
    color: #92400E;
}

[data-theme="dark"] .banner-text {
    color: #FDE68A;
}

.banner-close-btn {
    border: none;
    background: transparent;
    color: #92400E;
    font-size: 14px;
    cursor: pointer;
}

/* ==========================================================================
   Keyframe Animations
   ========================================================================== */

@keyframes orbHaloPulse {
    0%, 100% { transform: scale(1); opacity: 0.7; }
    50% { transform: scale(1.12); opacity: 0.95; }
}

@keyframes orbFloat {
    0% { transform: translateY(0px) rotate(0deg); }
    100% { transform: translateY(-8px) rotate(4deg); }
}

@keyframes orbInnerBreathe {
    0% { transform: scale(0.9); opacity: 0.5; }
    100% { transform: scale(1.15); opacity: 0.85; }
}

@keyframes orbSpin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes waveExpand {
    0% { transform: scale(0.85); opacity: 0.8; }
    100% { transform: scale(1.4); opacity: 0; }
}

@keyframes micRippleWave {
    0% { transform: scale(0.9); opacity: 0.9; }
    100% { transform: scale(1.7); opacity: 0; }
}

@keyframes micBreathe {
    0% { transform: scale(1.02); }
    100% { transform: scale(1.09); }
}

@keyframes pulseRingSoft {
    0%, 100% { transform: scale(1); opacity: 0.3; }
    50% { transform: scale(1.3); opacity: 0.7; }
}

@keyframes pulseSlow {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.9); }
}

@keyframes pulseFast {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.3; transform: scale(0.8); }
}

@keyframes typingBounce {
    0%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-5px); }
}

@keyframes freqDance {
    0% { height: 4px; }
    100% { height: 22px; }
}

.freq-bar.b1 { animation-delay: 0.1s; }
.freq-bar.b2 { animation-delay: 0.3s; }
.freq-bar.b3 { animation-delay: 0.05s; }
.freq-bar.b4 { animation-delay: 0.25s; }
.freq-bar.b5 { animation-delay: 0.15s; }
.freq-bar.b6 { animation-delay: 0.35s; }
.freq-bar.b7 { animation-delay: 0.2s; }

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

@keyframes fadeInScale {
    from { opacity: 0; transform: scale(0.92); }
    to { opacity: 1; transform: scale(1); }
}

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

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

@keyframes spinSlow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ==========================================================================
   Webview, Mobile & Standalone PWA Display Optimizations
   ========================================================================== */

/* Fullscreen / Webview / Standalone App adjustments */
@media all and (display-mode: standalone), (display-mode: fullscreen) {
    body {
        overscroll-behavior-y: none;
    }
    
    .phone-frame {
        max-width: 100% !important;
        max-height: 100% !important;
        height: 100% !important;
        border-radius: 0 !important;
        border: none !important;
        box-shadow: none !important;
    }

    .app-header {
        padding-top: max(16px, env(safe-area-inset-top));
        padding-left: max(16px, env(safe-area-inset-left));
        padding-right: max(16px, env(safe-area-inset-right));
    }

    .app-bottom-bar {
        padding-bottom: max(14px, env(safe-area-inset-bottom));
        padding-left: max(24px, env(safe-area-inset-left));
        padding-right: max(24px, env(safe-area-inset-right));
        height: calc(84px + env(safe-area-inset-bottom, 0px));
    }
}

/* Header Install Button */
.install-btn {
    color: var(--sl-primary);
    background: var(--sl-primary-subtle);
    border-color: var(--sl-primary);
}

.install-btn:hover {
    background: var(--sl-primary);
    color: #FFFFFF;
}

.install-btn[hidden] {
    display: none !important;
}

/* ==========================================================================
   PWA Install Prompt & iOS Guide Banners
   ========================================================================== */

.pwa-install-banner,
.ios-install-banner {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 120;
    padding: 16px;
    background: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: flex-end;
    animation: fadeIn 0.25s ease-out;
}

.pwa-install-banner[hidden],
.ios-install-banner[hidden] {
    display: none !important;
}

.pwa-install-card,
.ios-install-card {
    width: 100%;
    max-width: 410px;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: 0 -8px 30px rgba(0, 0, 0, 0.25);
    padding: 18px 20px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    animation: slideUpCard 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.pwa-install-header,
.ios-install-header {
    display: flex;
    align-items: center;
    gap: 12px;
}

.pwa-install-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    box-shadow: 0 4px 12px var(--sl-primary-glow);
    flex-shrink: 0;
}

.pwa-install-info {
    flex: 1;
    text-align: start;
}

.pwa-install-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.pwa-install-desc {
    font-size: 12px;
    line-height: 1.4;
    color: var(--text-secondary);
}

.pwa-install-close {
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-size: 16px;
    cursor: pointer;
    padding: 4px;
}

.pwa-install-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.pwa-btn-dismiss {
    flex: 1;
    padding: 11px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    background: var(--bg-surface);
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.pwa-btn-dismiss:hover {
    background: var(--sl-primary-subtle);
}

.pwa-btn-install {
    flex: 1.4;
    padding: 11px 16px;
    border-radius: var(--radius-md);
    border: none;
    background: linear-gradient(135deg, var(--sl-primary) 0%, var(--sl-primary-dark) 100%);
    color: #FFFFFF;
    font-size: 13px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    box-shadow: 0 4px 16px var(--sl-primary-glow);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.pwa-btn-install:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px var(--sl-primary-glow);
}

.pwa-btn-install svg {
    width: 16px;
    height: 16px;
}

/* iOS Specific Steps Guide */
.ios-steps {
    display: flex;
    flex-direction: column;
    gap: 8px;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 12px;
}

.ios-step {
    display: flex;
    align-items: center;
    gap: 10px;
    text-align: start;
}

.ios-step-num {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--sl-primary);
    color: #FFFFFF;
    font-size: 11px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.ios-step-text {
    font-size: 12.5px;
    color: var(--text-primary);
    line-height: 1.4;
}

.ios-share-icon,
.ios-plus-icon {
    width: 14px;
    height: 14px;
    display: inline-block;
    vertical-align: middle;
    color: var(--sl-primary);
}

@keyframes slideUpCard {
    from { transform: translateY(40px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}


/* ==========================================================================
   Live Captions & Transcript Overlay
   ========================================================================== */

.live-captions-bar {
    position: absolute;
    bottom: 100px;
    left: 16px;
    right: 16px;
    max-height: 80px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 4px;
    pointer-events: none;
    z-index: 30;
    transition: opacity 0.3s ease;
}

.caption-line {
    padding: 6px 14px;
    border-radius: 12px;
    font-size: 13px;
    line-height: 1.4;
    font-weight: 500;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    animation: captionFadeIn 0.2s ease-out;
    max-width: 85%;
}

.caption-line.user-caption {
    background: rgba(185, 232, 0, 0.15);
    color: var(--sl-accent);
    border: 1px solid rgba(185, 232, 0, 0.2);
    align-self: flex-end;
}

.caption-line.agent-caption {
    background: rgba(0, 135, 91, 0.15);
    color: var(--text-primary);
    border: 1px solid rgba(0, 135, 91, 0.2);
    align-self: flex-start;
}

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

/* ==========================================================================
   Debug Panel (toggle via ?debug=1)
   ========================================================================== */

.debug-panel {
    position: absolute;
    top: 70px;
    right: 8px;
    width: 260px;
    max-height: 320px;
    overflow-y: auto;
    background: rgba(0, 0, 0, 0.88);
    color: #00FF88;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 10px;
    line-height: 1.5;
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid rgba(0, 255, 136, 0.2);
    z-index: 999;
    pointer-events: auto;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: none;
}

.debug-panel.visible {
    display: block;
}

.debug-panel h4 {
    margin: 0 0 6px;
    font-size: 11px;
    color: #00FF88;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 1px solid rgba(0, 255, 136, 0.3);
    padding-bottom: 4px;
}

.debug-row {
    display: flex;
    justify-content: space-between;
    padding: 2px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.debug-label {
    color: #8899AA;
    font-size: 9px;
}

.debug-value {
    color: #00FF88;
    font-weight: 700;
    font-size: 10px;
}

.debug-value.error {
    color: #FF4444;
}

.debug-value.warn {
    color: #FFAA00;
}

/* ==========================================================================
   Mute Mic Button (pauses VAD without ending session)
   ========================================================================== */

.voice-dock-btn.mic-muted {
    background: rgba(220, 38, 38, 0.2);
    border-color: rgba(220, 38, 38, 0.4);
    color: #FF6B6B;
}

.voice-dock-btn.mic-muted:hover {
    background: rgba(220, 38, 38, 0.3);
}

/* Voice Center Action Button state-specific overrides */
.voice-center-action-btn.state-user-speaking {
    background: linear-gradient(135deg, var(--sl-accent) 0%, #88CC00 100%);
    border-color: #FFFFFF;
    color: #0B0F0D;
    animation: dockActionPulse 0.9s infinite;
}

.voice-center-action-btn.state-processing {
    border-color: var(--sl-accent);
    animation: processingGlow 1.5s ease-in-out infinite;
}

@keyframes processingGlow {
    0%, 100% {
        box-shadow: 0 0 10px var(--sl-primary-glow);
        border-color: var(--sl-primary);
    }
    50% {
        box-shadow: 0 0 25px var(--sl-accent-glow);
        border-color: var(--sl-accent);
    }
}

/* Orb state overrides for new states */
.state-user-speaking .orb-halo-layer {
    background: radial-gradient(circle, var(--sl-accent-glow) 0%, rgba(185, 232, 0, 0.5) 50%, transparent 80%);
    transform: scale(1.2);
    animation: orbHaloPulse 0.8s ease-in-out infinite;
}

.state-user-speaking .orb-sphere {
    box-shadow: inset 0 0 45px rgba(185, 232, 0, 0.7), 0 0 55px var(--sl-accent-glow);
}

.state-processing .orb-sphere {
    animation: orbSpin 2s linear infinite;
    box-shadow: inset 0 0 35px var(--sl-primary-glow), 0 0 40px var(--sl-primary-glow);
}

.state-agent-speaking .orb-halo-layer {
    animation: orbHaloPulse 1s ease-in-out infinite;
    transform: scale(1.15);
}

.state-agent-speaking .orb-sphere {
    box-shadow: inset 0 0 40px rgba(0, 168, 114, 0.6), 0 0 50px var(--sl-primary-glow);
}

/* State pill text updates */
.voice-state-pill {
    transition: all 0.3s ease;
}

.voice-state-pill.state-user-speaking {
    border-color: rgba(185, 232, 0, 0.3);
    background: rgba(185, 232, 0, 0.08);
}

.voice-state-pill.state-processing {
    border-color: rgba(0, 135, 91, 0.3);
    background: rgba(0, 135, 91, 0.08);
}

.voice-state-pill.state-agent-speaking {
    border-color: rgba(0, 168, 114, 0.3);
    background: rgba(0, 168, 114, 0.08);
}