/* ============================================
   BeatboxLab — Redesign 2026
   Boîte de conception virtuelle
   ============================================ */

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

:root {
    /* Couleurs */
    --bg: #0a0a0c;
    --bg-2: #111114;
    --surface: rgba(255, 255, 255, 0.03);
    --surface-2: rgba(255, 255, 255, 0.05);
    --border: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.14);
    --text: #f5f5f7;
    --text-2: #a1a1aa;
    --text-3: #6b6b75;

    --accent: #00d4aa;
    --accent-2: #00ffd1;
    --accent-warm: #ffb84d;
    --accent-purple: #a78bfa;

    /* Typographie */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-serif: 'Instrument Serif', Georgia, serif;

    /* Layout */
    --maxw: 1200px;
    --pad: clamp(20px, 4vw, 48px);

    /* Effets */
    --blur: blur(24px);
    --shadow: 0 20px 60px -20px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 80px -20px rgba(0, 212, 170, 0.4);
    --transition: cubic-bezier(0.22, 1, 0.36, 1);
}

html {
    scroll-behavior: smooth;
    background: var(--bg);
}

body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

::selection {
    background: var(--accent);
    color: var(--bg);
}

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s var(--transition);
}

img { max-width: 100%; display: block; }

.wrap {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 0 var(--pad);
    position: relative;
    z-index: 2;
}

/* ============================================
   ANIMATED BACKGROUND
   ============================================ */
.bg-mesh {
    position: fixed;
    inset: 0;
    overflow: hidden;
    z-index: 0;
    pointer-events: none;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.4;
    will-change: transform;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
    top: -200px;
    left: -100px;
    animation: orbFloat1 20s ease-in-out infinite;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--accent-purple) 0%, transparent 70%);
    top: 30%;
    right: -150px;
    animation: orbFloat2 25s ease-in-out infinite;
    opacity: 0.25;
}

.orb-3 {
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, var(--accent-warm) 0%, transparent 70%);
    bottom: -300px;
    left: 30%;
    animation: orbFloat3 30s ease-in-out infinite;
    opacity: 0.15;
}

@keyframes orbFloat1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(100px, 100px) scale(1.1); }
}
@keyframes orbFloat2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-80px, 60px) scale(0.9); }
}
@keyframes orbFloat3 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(80px, -100px) scale(1.05); }
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

/* ============================================
   TOPBAR
   ============================================ */
.topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    padding: 16px 0;
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    background: rgba(10, 10, 12, 0.6);
    border-bottom: 1px solid var(--border);
}

.topbar .wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: -0.02em;
}

.brand-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 12px var(--accent);
    animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(0.85); }
}

.brand-text em {
    font-style: normal;
    color: var(--accent);
    font-weight: 700;
}

.nav {
    display: flex;
    align-items: center;
    gap: clamp(16px, 3vw, 32px);
    font-size: 0.92rem;
    color: var(--text-2);
}

.nav a {
    transition: color 0.2s;
    position: relative;
}

.nav a:not(.lang)::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 0;
    height: 1px;
    background: var(--accent);
    transition: width 0.3s var(--transition);
}

.nav a:not(.lang):hover {
    color: var(--text);
}

.nav a:not(.lang):hover::after {
    width: 100%;
}

.lang {
    padding: 6px 12px;
    border: 1px solid var(--border-strong);
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text);
    transition: all 0.2s;
}

.lang:hover {
    background: var(--accent);
    color: var(--bg);
    border-color: var(--accent);
}

@media (max-width: 720px) {
    .nav a:not(.lang) { display: none; }
}

/* ============================================
   HERO
   ============================================ */
.hero {
    padding: clamp(80px, 12vh, 140px) 0 clamp(60px, 8vh, 100px);
    position: relative;
    min-height: calc(100vh - 70px);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.badge-line {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px;
    border: 1px solid var(--border-strong);
    border-radius: 999px;
    background: var(--surface);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    font-size: 0.82rem;
    color: var(--text-2);
    margin-bottom: 32px;
    animation: fadeInUp 0.8s var(--transition);
}

.pulse-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 8px var(--accent);
    animation: pulse 2s ease-in-out infinite;
}

.hero-title {
    font-size: clamp(2.6rem, 7vw, 5.6rem);
    font-weight: 800;
    line-height: 1.02;
    letter-spacing: -0.04em;
    margin-bottom: 28px;
    animation: fadeInUp 1s 0.1s var(--transition) backwards;
}

.grad {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 35%, var(--accent-purple) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% 200%;
    animation: gradShift 8s ease infinite;
}

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

.serif {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
    letter-spacing: -0.01em;
}

.hero-sub {
    font-size: clamp(1.05rem, 1.5vw, 1.25rem);
    color: var(--text-2);
    max-width: 600px;
    line-height: 1.55;
    margin-bottom: 40px;
    animation: fadeInUp 1s 0.2s var(--transition) backwards;
}

.cta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    animation: fadeInUp 1s 0.3s var(--transition) backwards;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 24px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.25s var(--transition);
    border: 1px solid transparent;
    white-space: nowrap;
}

.btn-primary {
    background: var(--accent);
    color: var(--bg);
    box-shadow: 0 8px 24px -8px var(--accent);
}

.btn-primary:hover {
    background: var(--accent-2);
    transform: translateY(-2px);
    box-shadow: 0 12px 32px -8px var(--accent);
}

.btn-ghost {
    background: var(--surface);
    color: var(--text);
    border: 1px solid var(--border-strong);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
}

.btn-ghost:hover {
    background: var(--surface-2);
    border-color: var(--text-2);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 18px 32px;
    font-size: 1.05rem;
}

.hero-meta {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 24px;
    margin-top: 80px;
    padding-top: 40px;
    border-top: 1px solid var(--border);
    animation: fadeInUp 1s 0.5s var(--transition) backwards;
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.meta-item strong {
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
    font-feature-settings: 'tnum';
}

.meta-item span {
    font-size: 0.85rem;
    color: var(--text-3);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.scroll-hint {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    color: var(--text-3);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    animation: bounce 2s ease-in-out infinite;
}

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

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   MARQUEE
   ============================================ */
.marquee {
    overflow: hidden;
    padding: 28px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: var(--bg-2);
    position: relative;
    z-index: 2;
}

.marquee-track {
    display: flex;
    gap: 32px;
    width: max-content;
    animation: marquee 40s linear infinite;
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 1.4rem;
    color: var(--text-2);
    white-space: nowrap;
}

@keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

/* ============================================
   SECTIONS
   ============================================ */
.section {
    padding: clamp(80px, 12vh, 140px) 0;
    position: relative;
    z-index: 2;
}

.section-dark {
    background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.4), transparent);
}

.section-head {
    margin-bottom: 64px;
    max-width: 700px;
}

.eyebrow {
    display: inline-block;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(2rem, 4.5vw, 3.6rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.03em;
}

.section-lead {
    margin-top: 20px;
    font-size: 1.1rem;
    color: var(--text-2);
    line-height: 1.6;
}

/* ============================================
   PILLARS
   ============================================ */
.pillars {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.pillar {
    padding: 36px 32px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    transition: all 0.4s var(--transition);
    position: relative;
    overflow: hidden;
}

.pillar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0;
    transition: opacity 0.4s;
}

.pillar:hover {
    transform: translateY(-4px);
    border-color: var(--border-strong);
    background: var(--surface-2);
}

.pillar:hover::before {
    opacity: 1;
}

.pillar-num {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 1.1rem;
    color: var(--accent);
    margin-bottom: 24px;
    letter-spacing: 0.05em;
}

.pillar h3 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 12px;
}

.pillar p {
    color: var(--text-2);
    line-height: 1.6;
    font-size: 0.98rem;
}

/* ============================================
   APP SHOWCASE
   ============================================ */
.app-showcase {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 64px;
    align-items: center;
    padding: 48px;
    background: linear-gradient(135deg, var(--surface), transparent);
    border: 1px solid var(--border);
    border-radius: 32px;
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    position: relative;
    overflow: hidden;
}

@media (max-width: 860px) {
    .app-showcase {
        grid-template-columns: 1fr;
        padding: 32px 24px;
        gap: 32px;
    }
}

.app-showcase-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 360px;
}

.app-glow {
    position: absolute;
    inset: -40px;
    background: radial-gradient(circle, var(--accent) 0%, transparent 60%);
    opacity: 0.15;
    filter: blur(40px);
    pointer-events: none;
}

.phone-frame {
    width: 220px;
    height: 360px;
    background: linear-gradient(145deg, #1a1a1d, #0a0a0c);
    border: 2px solid var(--border-strong);
    border-radius: 36px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 24px;
    box-shadow:
        0 30px 60px -20px rgba(0, 0, 0, 0.8),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    position: relative;
    z-index: 2;
    transform: rotate(-4deg);
    transition: transform 0.5s var(--transition);
}

.phone-frame:hover {
    transform: rotate(0deg) scale(1.03);
}

.phone-icon {
    width: 80px !important;
    height: 80px !important;
    border-radius: 20px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
}

.phone-radar {
    width: 140px;
    height: 140px;
    border: 2px solid var(--accent);
    border-radius: 50%;
    position: relative;
    overflow: hidden;
    background: radial-gradient(circle, rgba(0, 212, 170, 0.1), transparent);
}

.phone-radar::before,
.phone-radar::after {
    content: '';
    position: absolute;
    border: 1px solid rgba(0, 212, 170, 0.3);
    border-radius: 50%;
}

.phone-radar::before {
    inset: 20px;
}

.phone-radar::after {
    inset: 45px;
}

.radar-sweep {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 50%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), transparent);
    transform-origin: left center;
    animation: sweep 3s linear infinite;
}

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

.radar-pin {
    position: absolute;
    top: 30%;
    right: 25%;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--accent-warm);
    box-shadow: 0 0 12px var(--accent-warm);
    animation: pulse 1.5s ease-in-out infinite;
}

.app-showcase-content {
    display: flex;
    flex-direction: column;
}

.app-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: rgba(0, 212, 170, 0.12);
    border: 1px solid rgba(0, 212, 170, 0.3);
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--accent);
    width: fit-content;
    margin-bottom: 20px;
}

.dot-live {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 8px var(--accent);
    animation: pulse 1.5s ease-in-out infinite;
}

.dot-soon {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #ffb547;
    box-shadow: 0 0 8px #ffb547;
    animation: pulse 1.5s ease-in-out infinite;
}

.app-name {
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 12px;
}

.app-desc {
    color: var(--text-2);
    line-height: 1.6;
    font-size: 1rem;
    margin-bottom: 24px;
}

.app-features {
    list-style: none;
    margin-bottom: 32px;
    display: grid;
    gap: 10px;
}

.app-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-2);
    font-size: 0.92rem;
}

.app-features svg {
    color: var(--accent);
    flex-shrink: 0;
}

.app-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

/* ============================================
   LABO GRID
   ============================================ */
.labo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.labo-card {
    padding: 32px 28px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    transition: all 0.4s var(--transition);
    position: relative;
}

.labo-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-strong);
}

.labo-status {
    display: inline-block;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-warm);
    font-weight: 600;
    margin-bottom: 20px;
    padding: 4px 10px;
    background: rgba(255, 184, 77, 0.1);
    border: 1px solid rgba(255, 184, 77, 0.25);
    border-radius: 999px;
}

.labo-card h3 {
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 10px;
}

.labo-card p {
    color: var(--text-2);
    font-size: 0.95rem;
    line-height: 1.55;
}

/* ============================================
   CTA SECTION
   ============================================ */
.section-cta {
    padding: 60px 0 100px;
}

.cta-card {
    padding: clamp(40px, 6vw, 80px);
    background: linear-gradient(135deg, rgba(0, 212, 170, 0.1), rgba(167, 139, 250, 0.08));
    border: 1px solid var(--border-strong);
    border-radius: 32px;
    text-align: center;
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    position: relative;
    overflow: hidden;
}

.cta-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--accent) 0%, transparent 60%);
    opacity: 0.06;
    animation: orbFloat1 15s ease-in-out infinite;
}

.cta-card > * { position: relative; z-index: 1; }

.cta-title {
    font-size: clamp(2rem, 5vw, 3.4rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin: 16px 0 20px;
}

.cta-sub {
    color: var(--text-2);
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 36px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    border-top: 1px solid var(--border);
    padding: 64px 0 32px;
    background: var(--bg-2);
    position: relative;
    z-index: 2;
}

.footer-top {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 48px;
    margin-bottom: 48px;
}

@media (max-width: 720px) {
    .footer-top { grid-template-columns: 1fr; }
}

.footer-brand p {
    margin-top: 16px;
    color: var(--text-3);
    font-size: 0.9rem;
    line-height: 1.6;
}

.footer-cols {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 24px;
}

.footer-cols h4 {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-3);
    margin-bottom: 14px;
    font-weight: 600;
}

.footer-cols a {
    display: block;
    color: var(--text-2);
    font-size: 0.92rem;
    margin-bottom: 8px;
    transition: color 0.2s;
}

.footer-cols a:hover { color: var(--accent); }

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    color: var(--text-3);
    font-size: 0.82rem;
}

.made-with {
    font-family: var(--font-serif);
    font-style: italic;
}

/* ============================================
   REVEAL ANIMATIONS (intersection observer)
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.9s var(--transition), transform 0.9s var(--transition);
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children */
.pillars .reveal:nth-child(2) { transition-delay: 0.1s; }
.pillars .reveal:nth-child(3) { transition-delay: 0.2s; }
.labo-grid .reveal:nth-child(2) { transition-delay: 0.1s; }
.labo-grid .reveal:nth-child(3) { transition-delay: 0.2s; }

/* ============================================
   CONTENT PAGES (support, privacy, app detail)
   ============================================ */
.page {
    padding: clamp(60px, 10vh, 120px) 0 clamp(60px, 8vh, 100px);
    position: relative;
    z-index: 2;
}

.page-head {
    margin-bottom: 48px;
    max-width: 760px;
}

.page-head h1 {
    font-size: clamp(2.2rem, 5vw, 3.6rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin-bottom: 12px;
}

.page-head .lead {
    color: var(--text-2);
    font-size: 1.1rem;
    line-height: 1.6;
}

.page-head .date {
    color: var(--text-3);
    font-size: 0.9rem;
    margin-top: 8px;
    font-family: var(--font-serif);
    font-style: italic;
}

.prose {
    max-width: 760px;
}

.prose h2 {
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 56px 0 16px;
    color: var(--text);
}

.prose h2:first-child { margin-top: 0; }

.prose p,
.prose li {
    color: var(--text-2);
    line-height: 1.7;
    margin-bottom: 14px;
    font-size: 1rem;
}

.prose ul {
    padding-left: 0;
    list-style: none;
}

.prose ul li {
    position: relative;
    padding-left: 24px;
}

.prose ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 12px;
    width: 12px;
    height: 1px;
    background: var(--accent);
}

.prose strong { color: var(--text); font-weight: 600; }

.prose a {
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px solid rgba(0, 212, 170, 0.3);
    transition: border-color 0.2s;
}

.prose a:hover { border-color: var(--accent); }

.faq {
    display: grid;
    gap: 14px;
    margin: 32px 0;
}

.faq-item {
    padding: 24px 28px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    transition: all 0.3s var(--transition);
}

.faq-item:hover {
    border-color: var(--border-strong);
    background: var(--surface-2);
}

.faq-item h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text);
}

.faq-item p {
    color: var(--text-2);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
}

.contact-box {
    margin-top: 32px;
    padding: 32px;
    background: linear-gradient(135deg, rgba(0, 212, 170, 0.08), rgba(167, 139, 250, 0.05));
    border: 1px solid var(--border-strong);
    border-radius: 20px;
    text-align: center;
}

.contact-box p {
    color: var(--text-2);
    margin-bottom: 16px;
}

.contact-box a {
    display: inline-block;
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--accent);
    border: none;
}

/* App detail hero */
.app-detail-hero {
    padding: clamp(60px, 10vh, 120px) 0 60px;
    text-align: center;
    position: relative;
}

.app-detail-hero .icon-large {
    width: 96px;
    height: 96px;
    border-radius: 24px;
    margin: 0 auto 24px;
    box-shadow: 0 20px 60px -10px rgba(0, 212, 170, 0.4);
}

.app-detail-hero h1 {
    font-size: clamp(2.4rem, 5vw, 3.8rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 14px;
}

.app-detail-hero .tagline {
    color: var(--text-2);
    font-size: 1.2rem;
    max-width: 580px;
    margin: 0 auto 32px;
}

.app-detail-hero .badge-img {
    height: 56px;
    display: inline-block;
}

.promo-image {
    margin: 40px auto;
    max-width: 900px;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.6);
    border: 1px solid var(--border);
    transition: transform 0.4s var(--transition);
}

.promo-image:hover { transform: translateY(-4px); }

.promo-image img { width: 100%; display: block; }

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
    margin: 48px 0;
}

.feature-tile {
    padding: 28px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 18px;
    transition: all 0.3s var(--transition);
}

.feature-tile:hover {
    transform: translateY(-3px);
    border-color: var(--border-strong);
    background: var(--surface-2);
}

.feature-tile h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text);
}

.feature-tile p {
    color: var(--text-2);
    font-size: 0.93rem;
    line-height: 1.55;
    margin: 0;
}

/* ============================================
   REDUCE MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    .reveal { opacity: 1; transform: none; }
}