/* ── BabelChef — Premium Web Client Styles ── */

:root {
    --bg-base: #09090b;
    --bg-card: rgba(24, 24, 27, 0.6);
    --bg-card-hover: rgba(39, 39, 42, 0.8);
    --bg-input: rgba(255, 255, 255, 0.03);
    
    --accent: #f43f5e;
    --accent-hover: #e11d48;
    --accent-glow: rgba(244, 63, 94, 0.3);
    
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #64748b;
    
    --border: rgba(255, 255, 255, 0.1);
    --border-highlight: rgba(255, 255, 255, 0.2);
    
    --success: #10b981;
    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.6);
    
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 12px;
    
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --glass-blur: blur(20px);
}

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

body {
    font-family: var(--font);
    background: var(--bg-base);
    color: var(--text-primary);
    min-height: 100vh;
    min-height: 100dvh;
    overflow-x: hidden;
    position: relative;
}

/* Base Ambient Glow */
body::before {
    content: '';
    position: fixed;
    top: -20%;
    left: -10%;
    width: 60vw;
    height: 60vh;
    background: radial-gradient(circle, rgba(244,63,94,0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
}

body::after {
    content: '';
    position: fixed;
    bottom: -20%;
    right: -10%;
    width: 60vw;
    height: 60vh;
    background: radial-gradient(circle, rgba(16,185,129,0.05) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
}

/* ── Screens ── */
.screen {
    display: none;
    width: 100vw;
    min-height: 100vh;
    min-height: 100dvh;
    position: relative;
    z-index: 1;
}

.screen.active {
    display: flex;
    animation: fadeIn 0.4s ease forwards;
}

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

/* ── Setup Screen ── */
#setup-screen {
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    overflow-y: auto;
}

.setup-container {
    max-width: 440px;
    width: 100%;
    z-index: 10;
}

/* Logo Area */
.logo {
    text-align: center;
    margin-bottom: 2.5rem;
}

.logo-emoji {
    font-size: 3.5rem;
    display: inline-block;
    margin-bottom: 0.5rem;
    filter: drop-shadow(0 4px 12px rgba(244, 63, 94, 0.4));
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.logo h1 {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #fff 0%, #a1a1aa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tagline {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-top: 0.5rem;
    line-height: 1.5;
    font-weight: 400;
}

/* Card */
.setup-card {
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-lg);
}

.setup-card h2 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    text-align: center;
    color: var(--text-primary);
}

/* ── Role Selector ── */
.role-selector {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 2rem;
}

.role-option input[type="radio"] {
    display: none;
}

.role-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    padding: 1.25rem 1rem;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(255, 255, 255, 0.02);
}

.role-card:hover {
    border-color: var(--border-highlight);
    background: rgba(255, 255, 255, 0.04);
    transform: translateY(-2px);
}

.role-option input:checked + .role-card {
    border-color: var(--accent);
    background: rgba(244, 63, 94, 0.08);
    box-shadow: 0 4px 20px var(--accent-glow);
}

.flag {
    font-size: 2.25rem;
}

.role-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.role-option input:checked + .role-card .role-label {
    color: var(--accent);
    font-weight: 600;
}

/* ── Form Groups ── */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-input,
.form-select {
    width: 100%;
    padding: 0.85rem 1rem;
    background: var(--bg-input);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 1rem;
    transition: all 0.2s ease;
    appearance: none;
    -webkit-appearance: none;
}

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

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(244, 63, 94, 0.02);
    box-shadow: 0 0 0 4px rgba(244, 63, 94, 0.15);
}

.form-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 8.825L.35 3.175l.7-.7L6 7.425l4.95-4.95.7.7z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
    cursor: pointer;
}

.form-select option {
    background: #18181b;
    color: var(--text-primary);
    padding: 8px;
}

/* Shake animation for validation */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-6px); }
    40% { transform: translateX(6px); }
    60% { transform: translateX(-4px); }
    80% { transform: translateX(4px); }
}

.shake {
    animation: shake 0.4s ease;
    border-color: var(--accent) !important;
}

/* ── Buttons & Inputs ── */
.actions {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.btn {
    padding: 1rem 1.5rem;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    letter-spacing: 0.02em;
}

.btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none !important;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, #be123c 100%);
    color: white;
    box-shadow: 0 4px 15px var(--accent-glow);
    border: 1px solid rgba(255,255,255,0.1);
}

.btn-primary:not(:disabled):hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px var(--accent-glow);
    filter: brightness(1.1);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:not(:disabled):hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--border-highlight);
}

.divider {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
    position: relative;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

.divider::before,
.divider::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 25%;
    height: 1px;
    background: var(--border);
}

.divider::before { left: 0; }
.divider::after { right: 0; }

.join-row {
    display: flex;
    gap: 0.75rem;
}

.join-row input {
    flex: 1;
    padding: 1rem;
    background: var(--bg-input);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 1.1rem;
    text-align: center;
    letter-spacing: 0.1em;
    transition: all 0.2s ease;
}

.join-row input::placeholder {
    color: var(--text-muted);
    letter-spacing: 0;
    font-size: 0.95rem;
}

.join-row input:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(244, 63, 94, 0.02);
    box-shadow: 0 0 0 4px rgba(244, 63, 94, 0.15);
}

/* ── Room Info ── */
.room-info {
    text-align: center;
    margin-top: 1.5rem;
    padding: 1.5rem;
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.3s ease forwards;
}

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

.room-info.hidden {
    display: none;
}

.room-info p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0.75rem;
}

.code-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    background: rgba(0, 0, 0, 0.3);
    padding: 0.5rem 0.5rem 0.5rem 1.5rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}

.room-code {
    font-size: 2.25rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    color: var(--text-primary);
    font-variant-numeric: tabular-nums;
    text-shadow: 0 2px 10px rgba(255,255,255,0.1);
}

.btn-icon {
    width: 48px;
    height: 48px;
    border: none;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.hint {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.loading-dots {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-top: 1rem;
}

.loading-dots span {
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    animation: dot-pulse 1.4s ease-in-out infinite;
}

.loading-dots span:nth-child(2) { animation-delay: 0.2s; }
.loading-dots span:nth-child(3) { animation-delay: 0.4s; }

@keyframes dot-pulse {
    0%, 80%, 100% { opacity: 0.3; transform: scale(0.8); }
    40% { opacity: 1; transform: scale(1.2); box-shadow: 0 0 8px var(--accent); }
}

/* ── Call Screen ── */
#call-screen {
    flex-direction: column;
    background: #000;
}

.call-layout {
    position: relative;
    flex: 1;
    overflow: hidden;
    min-height: 0;
}

/* ── Video Containers ── */
.video-container {
    position: absolute;
    overflow: hidden;
    border-radius: var(--radius-lg);
    background: #111;
}

.remote-video {
    inset: 0;
    border-radius: 0;
}

.remote-video video,
.remote-video canvas {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

#remote-canvas { display: none; }

.local-video {
    bottom: 120px;
    right: 24px;
    width: 120px;
    height: 180px;
    border: 2px solid rgba(255, 255, 255, 0.15);
    box-shadow: var(--shadow-lg);
    z-index: 10;
    transition: transform 0.3s ease;
}

.local-video:hover {
    transform: scale(1.02);
}

.local-video video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scaleX(-1);
}

.video-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0.4) 0%, transparent 20%, transparent 80%, rgba(0,0,0,0.6) 100%);
    pointer-events: none;
    z-index: 5;
}

.participant-name {
    position: absolute;
    bottom: 12px;
    left: 12px;
    font-size: 0.85rem;
    font-weight: 500;
    color: white;
    text-shadow: 0 1px 4px rgba(0,0,0,0.8);
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    padding: 4px 10px;
    border-radius: 20px;
}

/* ── Room Code Banner ── */
.room-code-banner {
    position: fixed;
    top: 16px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 55;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    background: rgba(16, 185, 129, 0.2);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: 16px;
    color: #6ee7b7;
    font-size: 1rem;
    font-weight: 500;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    animation: bannerSlideIn 0.4s ease;
}

.room-code-banner.hidden {
    display: none;
}

.room-code-banner strong {
    font-size: 1.3rem;
    font-weight: 700;
    color: white;
    letter-spacing: 0.15em;
}

.btn-copy-small, .btn-dismiss {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 8px;
    padding: 6px 10px;
    color: white;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background 0.2s;
}

.btn-copy-small:hover, .btn-dismiss:hover {
    background: rgba(255, 255, 255, 0.2);
}

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

/* ── Cooking Insights Badges ── */
.cooking-insights {
    position: absolute;
    top: 16px;
    right: 16px;
    z-index: 15;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
    pointer-events: none;
    max-height: 60vh;
    overflow: hidden;
}

.insight-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    font-family: var(--font);
    letter-spacing: 0.02em;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    animation: badgeIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
    opacity: 0;
    transform: translateX(20px);
    white-space: nowrap;
}

.insight-badge.fading {
    animation: badgeOut 0.5s ease forwards;
}

/* Category-specific colors */
.insight-badge.ingredient {
    background: rgba(16, 185, 129, 0.25);
    color: #6ee7b7;
    border-color: rgba(16, 185, 129, 0.3);
}

.insight-badge.ingredient::before {
    content: '🥘';
    font-size: 0.9rem;
}

.insight-badge.technique {
    background: rgba(99, 102, 241, 0.25);
    color: #a5b4fc;
    border-color: rgba(99, 102, 241, 0.3);
}

.insight-badge.technique::before {
    content: '🔪';
    font-size: 0.9rem;
}

.insight-badge.status {
    background: rgba(251, 191, 36, 0.25);
    color: #fde68a;
    border-color: rgba(251, 191, 36, 0.3);
}

.insight-badge.status::before {
    content: '🔥';
    font-size: 0.9rem;
}

@keyframes badgeIn {
    from { opacity: 0; transform: translateX(20px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes badgeOut {
    from { opacity: 1; transform: translateX(0); }
    to { opacity: 0; transform: translateX(20px) scale(0.9); }
}

/* ── Smart Subtitle Overlay ── */
.subtitle-overlay {
    position: absolute;
    bottom: 110px;
    left: 24px;
    right: 180px;
    z-index: 20;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
}

.subtitle-line {
    padding: 0;
    max-width: 100%;
    border-radius: 12px;
    line-height: 1.4;
    opacity: 0;
    transition: opacity 0.3s ease, transform 0.3s ease;
    transform: translateY(4px);
}

.subtitle-line:empty {
    display: none;
}

.subtitle-line:not(:empty) {
    opacity: 1;
    transform: translateY(0);
}

/* Original speech — small, muted */
.subtitle-original {
    font-size: 0.85rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.6);
    font-style: italic;
    padding: 6px 16px;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.04);
}

/* Translation — large, prominent */
.subtitle-translation {
    font-size: 1.25rem;
    font-weight: 500;
    color: white;
    padding: 10px 20px;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-lg);
}

/* ── Call Controls ── */
.call-controls {
    position: fixed;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 1rem;
    z-index: 50;
    padding: 12px 24px;
    background: rgba(24, 24, 27, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 40px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.control-btn {
    width: 56px;
    height: 56px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 1.25rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.control-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.control-btn.muted {
    background: rgba(244, 63, 94, 0.2);
    color: #fda4af;
    border: 1px solid rgba(244, 63, 94, 0.3);
}

.control-end {
    background: var(--accent) !important;
}

.control-end:hover {
    background: var(--accent-hover) !important;
    box-shadow: 0 0 20px var(--accent-glow);
}

/* ── Event Log ── */
.event-log {
    position: fixed;
    top: 16px;
    left: 16px;
    z-index: 60;
    max-width: 400px;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    font-size: 0.75rem;
    overflow: hidden;
}

.event-log summary {
    padding: 10px 16px;
    cursor: pointer;
    color: var(--text-muted);
    font-weight: 500;
}

.log-content {
    max-height: 30vh;
    overflow-y: auto;
    padding: 10px 16px;
    font-family: 'SF Mono', 'Fira Code', monospace;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* ── Responsive Adjustments ── */
@media (max-width: 600px) {
    .setup-container {
        padding: 1rem;
    }

    .logo h1 {
        font-size: 2rem;
    }

    .setup-card {
        padding: 1.5rem;
    }

    .role-selector {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .join-row {
        flex-direction: column;
    }

    .local-video {
        width: 100px;
        height: 150px;
        bottom: 120px;
        right: 16px;
    }

    .subtitle-overlay {
        left: 16px;
        right: 16px;
        bottom: 110px;
    }

    .subtitle-original {
        font-size: 0.75rem;
        padding: 4px 12px;
    }

    .subtitle-translation {
        font-size: 1rem;
        padding: 8px 14px;
    }

    .cooking-insights {
        top: 12px;
        right: 12px;
    }

    .insight-badge {
        font-size: 0.7rem;
        padding: 6px 10px;
    }

    .call-controls {
        bottom: 24px;
        gap: 0.75rem;
        padding: 10px 20px;
    }

    .control-btn {
        width: 48px;
        height: 48px;
        font-size: 1.1rem;
    }
}