:root {
    /* =======================================
       THEME: Electric Lagoon
       Deep teal base + vibrant amber accents.
       Clinical-grade trust meets warm approachability.
       ======================================= */
    --bg-color: #022c43;
    --bg-deep: #011e2e;
    --bg-mid: #053f5e;
    --panel-bg: rgba(5, 63, 94, 0.55);
    --panel-bg-solid: #053f5e;
    --text-primary: #f0fdfa;
    --text-secondary: #94c2d6;
    --text-muted: #5b8197;

    /* Primary Accent — Amber (warm call-to-action) */
    --accent-color: #f59e0b;
    --accent-hover: #fbbf24;
    --accent-rgb: 245, 158, 11;

    /* Cool Accent — Turquoise/Cyan (informational) */
    --cool: #22d3ee;
    --cool-rgb: 34, 211, 238;
    --cool-deep: #06b6d4;
    --cool-deep-rgb: 6, 182, 212;

    /* Full Palette */
    --amber: #f59e0b;
    --amber-rgb: 245, 158, 11;
    --orange: #fb923c;
    --orange-rgb: 251, 146, 60;
    --cyan: #22d3ee;
    --cyan-rgb: 34, 211, 238;
    --sky: #38bdf8;
    --sky-rgb: 56, 189, 248;
    --teal: #14b8a6;
    --teal-rgb: 20, 184, 166;
    --emerald: #10b981;
    --emerald-rgb: 16, 185, 129;
    --mint: #34d399;
    --mint-rgb: 52, 211, 153;
    --rose: #fb7185;
    --rose-rgb: 251, 113, 133;
    --coral: #ff8a65;
    --coral-rgb: 255, 138, 101;

    /* Contextual */
    --success-color: #10b981;
    --warning-color: #f43f5e;
    --font-inter: 'Inter', sans-serif;

    /* Signature gradients */
    --grad-primary: linear-gradient(135deg, #f59e0b 0%, #fb923c 50%, #f97316 100%);
    --grad-cool: linear-gradient(135deg, #22d3ee 0%, #06b6d4 50%, #0891b2 100%);
    --grad-warm: linear-gradient(135deg, #fbbf24 0%, #fb923c 50%, #fb7185 100%);
    --grad-ocean: linear-gradient(135deg, #06b6d4 0%, #0891b2 50%, #0e7490 100%);
    --grad-sunset: linear-gradient(135deg, #fbbf24 0%, #fb7185 50%, #f472b6 100%);
    --grad-lagoon: linear-gradient(135deg, #22d3ee 0%, #14b8a6 50%, #10b981 100%);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-inter);
    /* Electric Lagoon Mesh Background */
    background:
        radial-gradient(ellipse 900px 600px at 15% 20%, rgba(34, 211, 238, 0.28), transparent 60%),
        radial-gradient(ellipse 700px 500px at 85% 15%, rgba(6, 182, 212, 0.32), transparent 60%),
        radial-gradient(ellipse 800px 600px at 80% 85%, rgba(245, 158, 11, 0.22), transparent 60%),
        radial-gradient(ellipse 600px 400px at 20% 85%, rgba(20, 184, 166, 0.25), transparent 60%),
        radial-gradient(ellipse 500px 400px at 50% 50%, rgba(251, 146, 60, 0.1), transparent 55%),
        linear-gradient(180deg, #011e2e 0%, #022c43 45%, #053f5e 100%);
    background-size: 200% 200%, 200% 200%, 200% 200%, 200% 200%, 200% 200%, 100% 100%;
    background-attachment: fixed;
    color: var(--text-primary);
    height: 100vh;
    height: 100dvh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow-x: hidden;
    user-select: none;
    -webkit-user-select: none;
    touch-action: manipulation;
    animation: auroraShift 25s ease infinite;
    position: relative;
}

@keyframes auroraShift {
    0%, 100% {
        background-position: 0% 0%, 100% 0%, 100% 100%, 0% 100%, 50% 50%, 0% 0%;
    }
    25% {
        background-position: 30% 20%, 70% 30%, 60% 80%, 20% 70%, 50% 50%, 0% 0%;
    }
    50% {
        background-position: 50% 60%, 50% 80%, 40% 40%, 60% 40%, 50% 50%, 0% 0%;
    }
    75% {
        background-position: 20% 80%, 80% 70%, 20% 20%, 80% 30%, 50% 50%, 0% 0%;
    }
}

/* Decorative floating orbs — teal + amber */
body::before, body::after {
    content: '';
    position: fixed;
    border-radius: 50%;
    filter: blur(90px);
    pointer-events: none;
    z-index: 0;
    opacity: 0.5;
}

body::before {
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(34, 211, 238, 0.55), transparent 70%);
    top: -150px; left: -150px;
    animation: floatOrb1 20s ease-in-out infinite;
}

body::after {
    width: 450px; height: 450px;
    background: radial-gradient(circle, rgba(245, 158, 11, 0.4), transparent 70%);
    bottom: -150px; right: -150px;
    animation: floatOrb2 24s ease-in-out infinite;
}

@keyframes floatOrb1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(120px, 160px) scale(1.2); }
}

@keyframes floatOrb2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-120px, -160px) scale(1.15); }
}

#app {
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.screen {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
    z-index: 1;
}

.screen.active {
    opacity: 1;
    pointer-events: all;
    z-index: 10;
}

/* Animations */
.fade-in {
    animation: fadeIn 0.7s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

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

/* Glassmorphism Panels */
.glass-panel {
    background: var(--panel-bg);
    backdrop-filter: blur(22px) saturate(180%);
    -webkit-backdrop-filter: blur(22px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2.5rem;
    max-width: 650px;
    width: 92%;
    max-height: 95vh;
    overflow-y: auto;
    box-shadow:
        0 25px 60px -12px rgba(1, 30, 46, 0.8),
        0 0 0 1px rgba(34, 211, 238, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.12);
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.glass-panel::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    padding: 1px;
    background: linear-gradient(135deg, rgba(34, 211, 238, 0.55), rgba(245, 158, 11, 0.35), rgba(20, 184, 166, 0.45));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    opacity: 0.6;
}

.glass-panel::-webkit-scrollbar { width: 6px; }
.glass-panel::-webkit-scrollbar-thumb {
    background: linear-gradient(var(--cool-deep), var(--amber));
    border-radius: 4px;
}

/* -------------------------------------------
   SAAS DASHBOARD STYLES (Menu Screen)
   ------------------------------------------- */
.saas-nav {
    position: absolute;
    top: 0; left: 0; width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 3rem;
    background: rgba(1, 30, 46, 0.6);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(34, 211, 238, 0.15);
    z-index: 100;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.app-logo {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    box-shadow:
        0 4px 20px rgba(34, 211, 238, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease;
}

.app-logo:hover { transform: scale(1.08) rotate(-3deg); }

.brand-text h1 {
    font-size: 1.35rem;
    font-weight: 700;
    margin: 0;
    text-align: left;
    letter-spacing: -0.5px;
    background: linear-gradient(90deg, #ffffff 0%, #bae6fd 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.brand-text h1 span {
    background: var(--grad-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.brand-text p {
    color: var(--text-secondary);
    font-size: 0.72rem;
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 500;
}

.settings-group {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.settings-group i {
    color: var(--cyan);
    font-size: 1.25rem;
    filter: drop-shadow(0 0 8px rgba(34, 211, 238, 0.7));
}

.beautiful-select {
    background: rgba(255, 255, 255, 0.06);
    color: white;
    border: 1px solid rgba(34, 211, 238, 0.2);
    padding: 0.55rem 1.1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    outline: none;
    cursor: pointer;
    font-family: inherit;
    transition: all 0.25s ease;
    backdrop-filter: blur(10px);
}

.beautiful-select:hover {
    background: rgba(34, 211, 238, 0.12);
    border-color: var(--cyan);
    box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.15);
}

.beautiful-select option {
    background: var(--panel-bg-solid);
    color: white;
}

.dashboard-main {
    margin-top: 5rem;
    padding: 2rem;
    width: 100%;
    max-width: 1100px;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: calc(100vh - 5rem);
    overflow-y: auto;
    position: relative;
    z-index: 2;
}

.dashboard-header {
    text-align: center;
    margin-bottom: 3rem;
    margin-top: 2rem;
}

.dashboard-header h2 {
    font-size: 2.8rem;
    margin-bottom: 0.5rem;
    font-weight: 800;
    letter-spacing: -1.5px;
    background: linear-gradient(135deg, #ffffff 0%, #7dd3fc 35%, #fbbf24 70%, #fb923c 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientMove 8s ease infinite;
    background-size: 200% 200%;
}

@keyframes gradientMove {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.dashboard-header p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    font-weight: 400;
    letter-spacing: 0.3px;
}

/* Module Grid */
.module-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
    width: 100%;
}

.module-card {
    background: linear-gradient(135deg, rgba(5, 63, 94, 0.75), rgba(2, 44, 67, 0.85));
    border: 1px solid rgba(34, 211, 238, 0.1);
    border-radius: 18px;
    padding: 1.6rem;
    display: flex;
    align-items: center;
    gap: 1.2rem;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(16px);
    box-shadow:
        0 4px 10px -1px rgba(1, 30, 46, 0.4),
        0 2px 4px -1px rgba(1, 30, 46, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.module-card::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: 18px;
    padding: 1px;
    background: var(--card-border-gradient, linear-gradient(135deg, transparent, transparent));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.module-card::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 120%;
    height: 120%;
    background: var(--card-glow, transparent);
    filter: blur(45px);
    opacity: 0;
    transform: translate(-50%, -50%);
    transition: opacity 0.4s ease;
    pointer-events: none;
    z-index: -1;
}

.module-card:hover {
    transform: translateY(-6px) scale(1.01);
    border-color: transparent;
    box-shadow:
        0 25px 50px -10px rgba(1, 30, 46, 0.6),
        0 15px 30px -5px rgba(1, 30, 46, 0.4);
}

.module-card:hover::before { opacity: 1; }
.module-card:hover::after { opacity: 0.3; }

.card-icon {
    width: 58px;
    height: 58px;
    border-radius: 14px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.6rem;
    background: rgba(255, 255, 255, 0.05);
    flex-shrink: 0;
    position: relative;
    transition: all 0.4s ease;
}

.card-icon::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 14px;
    opacity: 0.25;
    transition: opacity 0.4s ease;
}

.module-card:hover .card-icon {
    transform: scale(1.1) rotate(-4deg);
}

.module-card:hover .card-icon::before { opacity: 0.4; }

/* Per-card color themes — lagoon tones with amber CTAs scattered */
.card-gradient-1 {
    --card-border-gradient: linear-gradient(135deg, #38bdf8 0%, #06b6d4 100%);
    --card-glow: radial-gradient(circle, rgba(56, 189, 248, 0.5), transparent 70%);
}
.card-gradient-1 .card-icon {
    background: linear-gradient(135deg, rgba(56, 189, 248, 0.28), rgba(6, 182, 212, 0.22));
    color: #7dd3fc;
    box-shadow: 0 0 22px rgba(56, 189, 248, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.card-gradient-2 {
    --card-border-gradient: linear-gradient(135deg, #22d3ee 0%, #14b8a6 100%);
    --card-glow: radial-gradient(circle, rgba(20, 184, 166, 0.5), transparent 70%);
}
.card-gradient-2 .card-icon {
    background: linear-gradient(135deg, rgba(34, 211, 238, 0.28), rgba(20, 184, 166, 0.22));
    color: #5eead4;
    box-shadow: 0 0 22px rgba(20, 184, 166, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.card-gradient-3 {
    --card-border-gradient: linear-gradient(135deg, #fbbf24 0%, #fb923c 100%);
    --card-glow: radial-gradient(circle, rgba(251, 146, 60, 0.5), transparent 70%);
}
.card-gradient-3 .card-icon {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.3), rgba(251, 146, 60, 0.22));
    color: #fcd34d;
    box-shadow: 0 0 22px rgba(251, 146, 60, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.card-gradient-4 {
    --card-border-gradient: linear-gradient(135deg, #34d399 0%, #10b981 100%);
    --card-glow: radial-gradient(circle, rgba(16, 185, 129, 0.5), transparent 70%);
}
.card-gradient-4 .card-icon {
    background: linear-gradient(135deg, rgba(52, 211, 153, 0.28), rgba(16, 185, 129, 0.22));
    color: #6ee7b7;
    box-shadow: 0 0 22px rgba(16, 185, 129, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.card-gradient-5 {
    --card-border-gradient: linear-gradient(135deg, #fb7185 0%, #f97316 100%);
    --card-glow: radial-gradient(circle, rgba(251, 113, 133, 0.5), transparent 70%);
}
.card-gradient-5 .card-icon {
    background: linear-gradient(135deg, rgba(251, 113, 133, 0.3), rgba(249, 115, 22, 0.22));
    color: #fda4af;
    box-shadow: 0 0 22px rgba(251, 113, 133, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.card-content h3 {
    font-size: 1.18rem;
    color: #fff;
    margin-bottom: 0.35rem;
    font-weight: 700;
    letter-spacing: -0.3px;
}

.card-content p {
    font-size: 0.86rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
}

.card-action {
    margin-left: auto;
    color: rgba(255, 255, 255, 0.3);
    font-size: 1.2rem;
    transition: transform 0.4s ease, color 0.4s ease, background 0.4s ease;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.04);
}

.module-card:hover .card-action {
    transform: translateX(6px);
    color: #fff;
    background: rgba(245, 158, 11, 0.25);
    box-shadow: 0 0 15px rgba(245, 158, 11, 0.3);
}

/* General Buttons */
button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 1.5rem;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    flex-direction: column;
    justify-content: center;
}

.primary-btn {
    background: var(--grad-primary);
    background-size: 200% 200%;
    color: white;
    box-shadow:
        0 4px 15px rgba(245, 158, 11, 0.45),
        0 0 0 1px rgba(255, 255, 255, 0.12),
        inset 0 1px 0 rgba(255, 255, 255, 0.25);
    border: none;
    flex-direction: row;
    justify-content: center;
    padding: 0.95rem 2rem;
    letter-spacing: 0.3px;
    animation: gradientMove 6s ease infinite;
}

.primary-btn:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow:
        0 12px 28px rgba(245, 158, 11, 0.65),
        0 0 0 1px rgba(255, 255, 255, 0.18),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.primary-btn:active { transform: translateY(-1px) scale(0.99); }

.secondary-btn {
    background: rgba(34, 211, 238, 0.08);
    color: var(--text-primary);
    border: 1px solid rgba(34, 211, 238, 0.25);
    padding: 0.85rem 1.5rem;
    flex-direction: row;
    justify-content: center;
    backdrop-filter: blur(10px);
}

.secondary-btn:hover {
    background: rgba(34, 211, 238, 0.15);
    border-color: rgba(34, 211, 238, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(34, 211, 238, 0.2);
}

.pulse {
    animation: pulseGlow 2.5s infinite, gradientMove 6s ease infinite;
}

@keyframes pulseGlow {
    0% {
        box-shadow:
            0 4px 15px rgba(245, 158, 11, 0.45),
            0 0 0 0 rgba(245, 158, 11, 0.7);
    }
    50% {
        box-shadow:
            0 6px 20px rgba(251, 146, 60, 0.55),
            0 0 0 16px rgba(245, 158, 11, 0);
    }
    100% {
        box-shadow:
            0 4px 15px rgba(245, 158, 11, 0.45),
            0 0 0 0 rgba(245, 158, 11, 0);
    }
}

/* Instructions */
.instructions-content {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.instructions-content p {
    display: flex;
    align-items: flex-start;
    gap: 0.9rem;
    margin-bottom: 1rem;
    text-align: left;
    padding: 0.4rem 0;
}

.instructions-content i {
    font-size: 1.3rem;
    width: 32px;
    text-align: center;
    margin-top: 0.2rem;
    background: var(--grad-cool);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 8px rgba(34, 211, 238, 0.4));
}

#inst-title {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    background: var(--grad-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.keys-info {
    display: flex;
    gap: 2rem;
    margin-bottom: 1.5rem;
    justify-content: center;
}

.key-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

kbd {
    background: linear-gradient(to bottom, rgba(34, 211, 238, 0.3), rgba(5, 63, 94, 0.9));
    border: 1px solid rgba(34, 211, 238, 0.45);
    border-radius: 8px;
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    padding: 0.6rem 1.4rem;
    box-shadow:
        0 4px 0 rgba(1, 30, 46, 0.5),
        0 8px 14px rgba(34, 211, 238, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.12);
    font-family: monospace;
}

/* Mobile tap info */
.mobile-tap-info {
    background: linear-gradient(135deg, rgba(34, 211, 238, 0.12), rgba(245, 158, 11, 0.1));
    border: 1px solid rgba(34, 211, 238, 0.35);
    border-radius: 12px;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(34, 211, 238, 0.15);
}

/* Experiment Arena */
#experiment-screen {
    background:
        radial-gradient(ellipse 600px 400px at 50% 50%, rgba(34, 211, 238, 0.05), transparent 70%),
        #000;
}

.exit-btn {
    position: absolute;
    top: 1.5rem;
    left: 1.5rem;
    padding: 0.55rem 1.1rem;
    background: rgba(5, 63, 94, 0.75);
    border: 1px solid rgba(34, 211, 238, 0.2);
    border-radius: 8px;
    color: #fff;
    z-index: 100;
    font-size: 0.9rem;
    flex-direction: row;
    gap: 0.5rem;
    backdrop-filter: blur(12px);
    transition: all 0.25s ease;
}

.exit-btn:hover {
    background: linear-gradient(135deg, rgba(244, 63, 94, 0.8), rgba(251, 113, 133, 0.7));
    border-color: rgba(244, 63, 94, 0.5);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(244, 63, 94, 0.3);
}

.stimulus {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    z-index: 50;
    pointer-events: none;
}

.fixation-cross {
    font-size: 5rem;
    font-weight: 400;
    color: #94c2d6;
    text-shadow: 0 0 20px rgba(148, 194, 214, 0.3);
}

.lang-stimulus {
    font-size: clamp(3rem, 15vw, 5rem);
    font-weight: 600;
    text-align: center;
    text-shadow:
        0 4px 30px rgba(0, 0, 0, 0.9),
        0 0 60px rgba(34, 211, 238, 0.2);
    width: 90vw;
    word-wrap: break-word;
    line-height: normal;
    background: linear-gradient(180deg, #ffffff 0%, #e0f2fe 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.touch-zone {
    position: absolute;
    top: 0;
    height: 100%;
    width: 50%;
    z-index: 20;
}

.touch-left { left: 0; }
.touch-right { right: 0; }

.touch-zone:active {
    background: radial-gradient(circle at center, rgba(34, 211, 238, 0.08), transparent 60%);
}

.touch-indicators {
    position: absolute;
    bottom: 2rem;
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 2rem;
    z-index: 10;
    pointer-events: none;
}

.indicator {
    background: rgba(255, 255, 255, 0.06);
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    font-weight: bold;
    color: rgba(255, 255, 255, 0.5);
    border: 1px dashed rgba(34, 211, 238, 0.35);
    backdrop-filter: blur(10px);
}

.hidden { display: none !important; }

/* RT Flash */
.rt-feedback-flash {
    position: absolute;
    top: 30%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--success-color);
    text-shadow: 0 0 20px rgba(16, 185, 129, 0.7);
    z-index: 80;
    letter-spacing: 1px;
    animation: popup 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes popup {
    0% { transform: translate(-50%, -50%) scale(0.5); opacity: 0; }
    70% { transform: translate(-50%, -50%) scale(1.1); opacity: 1; }
    100% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
}

/* Results Dashboard */
.results-panel {
    max-width: 900px;
    width: 95%;
    max-height: 98dvh;
    padding: 2rem;
}

.results-panel h2 {
    margin-bottom: 0.5rem;
    font-size: 2.2rem;
    background: var(--grad-lagoon);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.results-kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
    width: 100%;
}

.stat-row {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 1.3rem;
    background: linear-gradient(135deg, rgba(5, 63, 94, 0.7), rgba(2, 44, 67, 0.85));
    border-radius: 14px;
    border: 1px solid rgba(34, 211, 238, 0.12);
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.stat-row::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 3px; height: 100%;
    background: var(--grad-primary);
    opacity: 0.9;
}

.stat-row:hover {
    transform: translateY(-3px);
    border-color: rgba(245, 158, 11, 0.4);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 0.4rem;
    font-weight: 600;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 800;
    color: #fff;
    line-height: 1.2;
    letter-spacing: -0.5px;
}

.data-table-container {
    width: 100%;
    max-height: 300px;
    overflow-y: auto;
    margin: 1rem 0;
    background: rgba(1, 30, 46, 0.55);
    border-radius: 12px;
    border: 1px solid rgba(34, 211, 238, 0.12);
    backdrop-filter: blur(12px);
}

.data-table-container h3 {
    font-size: 1rem;
    margin: 0.75rem 1rem 0.5rem;
    color: var(--cyan);
    text-align: left;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
    text-align: left;
}

.data-table th,
.data-table td {
    padding: 0.7rem;
    border-bottom: 1px solid rgba(34, 211, 238, 0.08);
}

.data-table th {
    background: linear-gradient(180deg, rgba(1, 30, 46, 0.95), rgba(5, 63, 94, 0.85));
    color: var(--amber);
    position: sticky;
    top: 0;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
    font-weight: 700;
}

.data-table tr:hover {
    background: rgba(34, 211, 238, 0.06);
}

.correct-td { color: var(--success-color); font-weight: bold; }
.wrong-td { color: var(--warning-color); font-weight: bold; }

/* Accuracy badges */
.acc-badge {
    display: inline-block;
    padding: 0.2rem 0.65rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.3px;
}

.acc-correct {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.22), rgba(52, 211, 153, 0.15));
    color: var(--success-color);
    border: 1px solid rgba(16, 185, 129, 0.45);
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.18);
}

.acc-wrong {
    background: linear-gradient(135deg, rgba(244, 63, 94, 0.22), rgba(251, 113, 133, 0.15));
    color: var(--warning-color);
    border: 1px solid rgba(244, 63, 94, 0.45);
    box-shadow: 0 0 10px rgba(244, 63, 94, 0.18);
}

.data-table tr.row-correct { background: rgba(16, 185, 129, 0.05); }
.data-table tr.row-error { background: rgba(244, 63, 94, 0.07); }

.overall-acc-card {
    border-width: 1px !important;
    border-style: solid !important;
    padding: 1rem !important;
    border-radius: 10px !important;
}

.rt-footnote {
    font-size: 0.72rem;
    color: var(--text-muted);
    padding: 0.5rem 0.75rem;
    border-top: 1px solid rgba(34, 211, 238, 0.1);
    text-align: left;
    line-height: 1.4;
}

.action-buttons {
    display: flex;
    flex-direction: row;
    gap: 1rem;
    width: 100%;
    margin-top: 1rem;
}

.action-buttons button {
    flex: 1;
    flex-direction: row;
    justify-content: center;
}

/* Fluency Screen */
.rec-dashboard {
    background: linear-gradient(135deg, rgba(5, 63, 94, 0.6), rgba(2, 44, 67, 0.7));
    border-radius: 16px;
    width: 100%;
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(34, 211, 238, 0.18);
    backdrop-filter: blur(12px);
    box-shadow: 0 10px 40px rgba(1, 30, 46, 0.4);
}

.mic-btn {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background:
        radial-gradient(circle at 30% 30%, rgba(34, 211, 238, 0.35), transparent 50%),
        linear-gradient(135deg, rgba(5, 63, 94, 0.95), rgba(1, 30, 46, 0.95));
    color: white;
    font-size: 2.6rem;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow:
        inset 0 0 25px rgba(34, 211, 238, 0.35),
        0 10px 30px rgba(1, 30, 46, 0.5),
        0 0 0 1px rgba(34, 211, 238, 0.35);
    transition: all 0.35s ease;
    flex-direction: row;
    position: relative;
    border: 2px solid transparent;
    background-clip: padding-box;
}

.mic-btn:hover {
    transform: scale(1.05);
    box-shadow:
        inset 0 0 25px rgba(34, 211, 238, 0.45),
        0 15px 35px rgba(34, 211, 238, 0.4),
        0 0 0 1px rgba(34, 211, 238, 0.55);
}

.mic-btn.recording {
    background: var(--grad-warm);
    animation: ripple 1.5s linear infinite;
    color: white;
    box-shadow:
        0 0 30px rgba(251, 146, 60, 0.7),
        inset 0 0 20px rgba(255, 255, 255, 0.2);
}

@keyframes ripple {
    0% { box-shadow: 0 0 0 0 rgba(251, 146, 60, 0.7), 0 0 30px rgba(251, 146, 60, 0.6); }
    100% { box-shadow: 0 0 0 28px rgba(251, 146, 60, 0), 0 0 30px rgba(251, 146, 60, 0.3); }
}

.status-indicator {
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-size: 0.85rem;
}

.stat-box {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(34, 211, 238, 0.1));
    border: 1px solid rgba(245, 158, 11, 0.4);
    border-radius: 12px;
    padding: 1.1rem 1.25rem;
    text-align: center;
    min-width: 160px;
    box-shadow:
        0 0 25px rgba(245, 158, 11, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.stat-num {
    display: block;
    font-size: 3.2rem;
    font-weight: 800;
    background: var(--grad-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: 0.3rem;
    letter-spacing: -1px;
}

.stat-name {
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 1.2px;
    font-weight: 600;
}

.transcript-box {
    background: rgba(1, 30, 46, 0.55);
    border-radius: 12px;
    width: 100%;
    padding: 1.1rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid rgba(34, 211, 238, 0.18);
    backdrop-filter: blur(10px);
}

.transcript-box h4 {
    margin-bottom: 0.6rem;
    color: var(--cyan);
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.transcript-box h4::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--amber);
    box-shadow: 0 0 12px var(--amber);
    animation: blink 1.5s ease infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.transcript-content {
    background: rgba(255, 255, 255, 0.02);
    flex-grow: 1;
    border-radius: 8px;
    padding: 1.1rem;
    color: #fff;
    font-size: 1.1rem;
    line-height: 1.7;
    overflow-y: auto;
    text-align: left;
    border: 1px solid rgba(34, 211, 238, 0.08);
}

/* Credits Footer */
.credits-footer {
    width: 100%;
    margin-top: 3rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.82rem;
    line-height: 1.6;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(34, 211, 238, 0.1);
    position: relative;
}

.credits-footer::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 140px;
    height: 2px;
    background: var(--grad-primary);
    border-radius: 2px;
    opacity: 0.8;
    box-shadow: 0 0 12px rgba(245, 158, 11, 0.5);
}

.credits-footer strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* Responsive */
.desktop-only { display: flex; }
.mobile-only { display: none; }

@media (max-width: 768px) {
    .desktop-only { display: none !important; }
    .mobile-only { display: flex; }

    .saas-nav {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
    }

    .dashboard-main {
        margin-top: 6rem;
        padding: 1rem;
        height: auto;
    }

    .dashboard-header h2 { font-size: 2rem; }

    .module-grid { grid-template-columns: 1fr; }

    .glass-panel { padding: 1.3rem; width: 95%; max-height: 98dvh; }

    .exit-btn { top: 1rem; left: 1rem; padding: 0.4rem 0.75rem; font-size: 0.75rem; }

    .mic-btn { width: 75px; height: 75px; font-size: 2rem; }

    .stat-num { font-size: 2.6rem; }

    .action-buttons { flex-direction: column; }

    .data-table-container { max-height: 250px; }

    body::before, body::after {
        width: 300px;
        height: 300px;
    }
}