/* ========================================
   Lucidia Academy Voice Bot - Premium Styles
   ======================================== */

/* CSS Variables */
:root {
    /* Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: rgba(20, 20, 30, 0.6);
    --bg-glass: rgba(255, 255, 255, 0.03);

    --accent-primary: #6366f1;
    --accent-secondary: #8b5cf6;
    --accent-success: #22c55e;
    --accent-warning: #f59e0b;
    --accent-danger: #ef4444;
    --accent-cyan: #06b6d4;

    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --border-color: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(99, 102, 241, 0.3);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;

    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(99, 102, 241, 0.2);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 400ms ease;
}

/* Reset & Base */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-primary);
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Background Animation */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(139, 92, 246, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(6, 182, 212, 0.05) 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--accent-primary);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-secondary);
}

/* Utility Classes */
.hidden {
    display: none !important;
}

/* ========================================
   Modal Styles
   ======================================== */
.modal-overlay {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(12px);
    z-index: 1000;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.modal-card {
    width: 100%;
    max-width: 420px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    overflow: hidden;
    animation: slideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    text-align: center;
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    border-bottom: 1px solid var(--border-color);
}

.logo-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: var(--radius-lg);
    font-size: 28px;
    color: white;
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.4);
}

.modal-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--text-primary), var(--accent-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-header .subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: var(--spacing-xs);
}

.modal-body {
    padding: var(--spacing-xl);
}

.input-group {
    margin-bottom: var(--spacing-lg);
}

.input-group label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.input-group input {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.input-group input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

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

.button-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--accent-primary);
}

/* ========================================
   Main Application Layout
   ======================================== */
#main-app {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* Header */
.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    height: 60px;
    flex-shrink: 0;
}

.header-left,
.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.logo-small {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: var(--radius-sm);
    color: white;
    font-size: 16px;
}

.app-title {
    font-weight: 600;
    font-size: 1.1rem;
}

.connection-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-warning);
    animation: pulse 1.5s infinite;
}

.connection-status.connected .status-dot {
    background: var(--accent-success);
}

.connection-status.disconnected .status-dot {
    background: var(--accent-danger);
    animation: none;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.status-text {
    color: var(--text-secondary);
}

.icon-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.icon-btn:hover {
    background: rgba(239, 68, 68, 0.1);
    border-color: var(--accent-danger);
    color: var(--accent-danger);
}

/* Main Content */
.app-content {
    flex: 1;
    display: grid;
    grid-template-columns: 280px 1fr 260px;
    gap: 0;
    overflow: hidden;
}

/* Side Panels */
.visual-panel,
.controls-panel {
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.controls-panel {
    border-right: none;
    border-left: 1px solid var(--border-color);
}

.panel-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

/* Visual Panel */
.visual-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    min-height: 200px;
}

.visual-placeholder {
    text-align: center;
    color: var(--text-muted);
}

.visual-placeholder i {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
    opacity: 0.3;
}

.visual-placeholder p {
    font-size: 0.85rem;
}

.visual-container img {
    max-width: 100%;
    max-height: 100%;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
}

.visual-history {
    padding: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: var(--spacing-sm);
    overflow-x: auto;
    flex-shrink: 0;
}

.visual-history img {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    cursor: pointer;
    opacity: 0.6;
    transition: var(--transition-fast);
}

.visual-history img:hover {
    opacity: 1;
}

/* Chat Section */
.chat-section {
    display: flex;
    flex-direction: column;
    background: var(--bg-primary);
    overflow: hidden;
}

/* User Caption */
.user-caption-container {
    padding: var(--spacing-md) var(--spacing-xl);
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.1) 0%, rgba(6, 182, 212, 0.05) 100%);
    border-bottom: 1px solid var(--border-color);
    min-height: 60px;
    display: none;
}

.user-caption-container.active {
    display: block;
    animation: slideDown 0.3s ease;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.caption-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--accent-cyan);
    margin-bottom: var(--spacing-xs);
}

.caption-text {
    color: var(--text-primary);
    font-size: 1rem;
    font-style: italic;
}

/* Chat Container */
.chat-container {
    flex: 1;
    padding: var(--spacing-xl);
    overflow-y: auto;
}

.chat-welcome {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-muted);
}

.chat-welcome i {
    font-size: 64px;
    margin-bottom: var(--spacing-md);
    opacity: 0.2;
}

.chat-welcome p {
    font-size: 1rem;
}

.chat-message {
    max-width: 80%;
    margin-bottom: var(--spacing-lg);
    animation: messageIn 0.3s ease;
}

@keyframes messageIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.chat-message.user {
    margin-left: auto;
}

.chat-message.ai {
    margin-right: auto;
}

.message-content {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-size: 0.95rem;
    line-height: 1.6;
}

.chat-message.user .message-content {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
    border-bottom-right-radius: var(--spacing-xs);
}

.chat-message.ai .message-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-bottom-left-radius: var(--spacing-xs);
}

/* AI Response Container */
.ai-response-container {
    padding: var(--spacing-lg) var(--spacing-xl);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    min-height: 120px;
}

.response-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.ai-avatar {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-secondary), var(--accent-primary));
    border-radius: var(--radius-sm);
    color: white;
    font-size: 14px;
}

.response-header span {
    font-weight: 600;
    font-size: 0.9rem;
}

.typing-indicator {
    display: none;
    gap: 4px;
    margin-left: var(--spacing-sm);
}

.typing-indicator.active {
    display: flex;
}

.typing-indicator span {
    width: 6px;
    height: 6px;
    background: var(--accent-primary);
    border-radius: 50%;
    animation: typing 1.4s infinite ease-in-out;
}

.typing-indicator span:nth-child(1) {
    animation-delay: -0.32s;
}

.typing-indicator span:nth-child(2) {
    animation-delay: -0.16s;
}

@keyframes typing {

    0%,
    80%,
    100% {
        transform: scale(0.6);
        opacity: 0.4;
    }

    40% {
        transform: scale(1);
        opacity: 1;
    }
}

.response-text {
    color: var(--text-primary);
    font-size: 1rem;
    line-height: 1.7;
    white-space: pre-wrap;
}

/* Controls Panel */
.control-card {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.control-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

/* Microphone Button */
.mic-btn {
    width: 80px;
    height: 80px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-success), #16a34a);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    position: relative;
    transition: var(--transition-normal);
    box-shadow: 0 4px 20px rgba(34, 197, 94, 0.4);
}

.mic-btn:hover {
    transform: scale(1.05);
}

.mic-btn.muted {
    background: linear-gradient(135deg, var(--accent-danger), #dc2626);
    box-shadow: 0 4px 20px rgba(239, 68, 68, 0.4);
}

.mic-icon {
    font-size: 28px;
    color: white;
    z-index: 1;
}

.mic-waves {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mic-waves span {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    animation: wave 1.5s infinite;
}

.mic-waves span:nth-child(2) {
    animation-delay: 0.3s;
}

.mic-waves span:nth-child(3) {
    animation-delay: 0.6s;
}

.mic-btn.muted .mic-waves span {
    animation: none;
    opacity: 0;
}

@keyframes wave {
    0% {
        transform: scale(1);
        opacity: 0.6;
    }

    100% {
        transform: scale(1.5);
        opacity: 0;
    }
}

.mic-status {
    text-align: center;
    font-size: 0.85rem;
    color: var(--accent-success);
    margin-top: var(--spacing-sm);
}

.mic-btn.muted+.mic-status {
    color: var(--accent-danger);
}

/* Playback Controls */
.playback-controls {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

.control-btn {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 18px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.control-btn:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
}

.control-btn.paused {
    background: var(--accent-warning);
    border-color: var(--accent-warning);
}

.playback-status {
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: var(--spacing-sm);
}

/* Speed Control */
.speed-control {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.speed-control input[type="range"] {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    background: var(--bg-glass);
    border-radius: var(--radius-full);
    border: 1px solid var(--border-color);
}

.speed-control input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    background: var(--accent-primary);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.4);
}

.speed-value {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--accent-primary);
    min-width: 40px;
}

/* Info Card */
.info-card {
    font-size: 0.85rem;
}

.info-row {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--border-color);
}

.info-row:last-child {
    border-bottom: none;
}

.info-row span:first-child {
    color: var(--text-muted);
}

.info-row span:last-child {
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.8rem;
}

/* ========================================
   Light Theme Override
   ======================================== */
[data-theme="light"] {
    /* Backgrounds - with subtle violet/pink hue */
    --bg-primary: #faf8ff;
    --bg-secondary: #ffffff;
    --bg-card: rgba(255, 255, 255, 0.85);
    --bg-glass: rgba(139, 92, 246, 0.04);

    /* Text */
    --text-primary: #1e1b2e;
    --text-secondary: #4a4568;
    --text-muted: #8b85a3;

    /* Borders & Shadows - with violet tint */
    --border-color: rgba(139, 92, 246, 0.12);
    --border-glow: rgba(139, 92, 246, 0.25);
    --shadow-sm: 0 1px 2px rgba(139, 92, 246, 0.06);
    --shadow-md: 0 4px 6px rgba(139, 92, 246, 0.08);
    --shadow-lg: 0 10px 25px rgba(139, 92, 246, 0.12);
    --shadow-glow: 0 0 30px rgba(139, 92, 246, 0.15);
}

/* Light theme adjustments for specific elements */
[data-theme="light"] body::before {
    background:
        radial-gradient(ellipse at 0% 0%, rgba(236, 72, 153, 0.12) 0%, transparent 50%),
        radial-gradient(ellipse at 100% 0%, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 100%, rgba(99, 102, 241, 0.1) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 50%, rgba(167, 139, 250, 0.08) 0%, transparent 40%);
}

/* Light theme - add subtle violet tint to cards and panels */
[data-theme="light"] .modal-card,
[data-theme="light"] .login-card,
[data-theme="light"] .module-card,
[data-theme="light"] .create-module-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(250, 245, 255, 0.95) 100%);
}

[data-theme="light"] .dashboard-header,
[data-theme="light"] .lecture-header,
[data-theme="light"] .create-module-header,
[data-theme="light"] .app-header {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(250, 245, 255, 0.98) 100%);
}

[data-theme="light"] .chat-sidebar,
[data-theme="light"] .controls-panel,
[data-theme="light"] .visual-panel {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.95) 0%, rgba(252, 248, 255, 0.95) 100%);
}

[data-theme="light"] .controls-footer {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(250, 245, 255, 0.98) 100%);
}

[data-theme="light"] ::-webkit-scrollbar-thumb {
    background: var(--accent-primary);
}

[data-theme="light"] .modal-overlay {
    background: rgba(0, 0, 0, 0.5);
}

/* ========================================
   Theme Toggle Button
   ======================================== */
.theme-toggle {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.theme-toggle:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.theme-toggle i {
    font-size: 18px;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.theme-toggle .fa-sun {
    display: none;
}

.theme-toggle .fa-moon {
    display: block;
}

[data-theme="light"] .theme-toggle .fa-sun {
    display: block;
}

[data-theme="light"] .theme-toggle .fa-moon {
    display: none;
}

/* ========================================
   Responsive Design - Core Styles
   ======================================== */

/* Tablet and below */
@media (max-width: 1024px) {
    .app-content {
        grid-template-columns: 1fr;
    }

    .visual-panel,
    .controls-panel {
        display: none;
    }

    /* Header adjustments */
    .app-header,
    .dashboard-header,
    .lecture-header,
    .create-module-header {
        padding: var(--spacing-sm) var(--spacing-md);
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }

    /* Modal adjustments */
    .modal-card {
        max-width: 95%;
        margin: var(--spacing-md);
    }

    /* Button groups */
    .button-group {
        grid-template-columns: 1fr;
    }
}

/* Mobile devices */
@media (max-width: 768px) {

    /* CRITICAL: Enable scrolling on mobile */
    html,
    body {
        overflow: auto;
        overflow-x: hidden;
        height: auto;
        min-height: 100%;
    }

    /* Typography scaling */
    body {
        font-size: 13px;
    }

    /* Spacing adjustments */
    :root {
        --spacing-xl: 1.5rem;
        --spacing-lg: 1rem;
    }

    /* Headers */
    .app-header,
    .dashboard-header,
    .lecture-header,
    .create-module-header {
        height: auto;
        min-height: 56px;
    }

    .header-left,
    .header-right,
    .header-brand,
    .header-user,
    .header-controls {
        gap: var(--spacing-sm);
    }

    /* Hide less important elements on mobile */
    .connection-status .status-text,
    .user-info span {
        display: none;
    }

    /* Modal full width on mobile */
    .modal-card,
    .login-card {
        max-width: 100%;
        margin: var(--spacing-sm);
        border-radius: var(--radius-lg);
    }

    .modal-header,
    .login-header {
        padding: var(--spacing-lg);
    }

    .modal-body,
    .login-form {
        padding: var(--spacing-lg);
    }

    /* Logo sizing */
    .logo-icon,
    .login-logo {
        width: 56px;
        height: 56px;
        font-size: 24px;
    }

    .modal-header h1,
    .login-header h1 {
        font-size: 1.5rem;
    }

    /* Input groups */
    .input-group input,
    .form-group input,
    .form-group textarea {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 16px;
        /* Prevents zoom on iOS */
    }

    /* Buttons */
    .btn,
    .login-btn,
    .submit-btn,
    .module-btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.9rem;
    }

    /* Chat section */
    .chat-container {
        padding: var(--spacing-md);
    }

    .chat-message {
        max-width: 90%;
    }

    /* Panel headers */
    .panel-header {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    /* Control cards */
    .control-card {
        padding: var(--spacing-md);
    }

    /* Microphone button */
    .mic-btn {
        width: 64px;
        height: 64px;
    }

    .mic-icon {
        font-size: 24px;
    }

    /* Playback controls */
    .playback-controls {
        gap: var(--spacing-sm);
    }

    .control-btn {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }

    /* Speed control */
    .speed-control {
        flex-direction: column;
        gap: var(--spacing-xs);
    }

    /* Info card */
    .info-row {
        flex-direction: column;
        gap: var(--spacing-xs);
        text-align: center;
    }

    /* Theme toggle - slightly smaller on mobile */
    .theme-toggle {
        width: 36px;
        height: 36px;
    }

    .theme-toggle i {
        font-size: 16px;
    }
}

/* Small mobile devices */
@media (max-width: 480px) {
    body {
        font-size: 12px;
    }

    /* Even tighter spacing */
    :root {
        --spacing-xl: 1rem;
        --spacing-lg: 0.75rem;
        --spacing-md: 0.5rem;
    }

    /* Logo even smaller */
    .logo-small,
    .brand-logo {
        width: 32px;
        height: 32px;
        font-size: 14px;
    }

    .app-title,
    .brand-title {
        font-size: 1rem;
    }

    /* Modal headers */
    .modal-header h1,
    .login-header h1 {
        font-size: 1.25rem;
    }

    /* Buttons stack */
    .button-group {
        gap: var(--spacing-sm);
    }

    /* Icon buttons */
    .icon-btn,
    .theme-toggle {
        width: 32px;
        height: 32px;
    }
}