/* ============================================
   LUCARNE — Site Web
   DA cohérente avec Chuchotte & Écran Total
   Couleur : Vermillon (#E74C3C)
   ============================================ */

:root {
    --vermillon: #E74C3C;
    --vermillon-clair: #F06E63;
    --vermillon-fonce: #C0392B;
    --vermillon-glow: rgba(231, 76, 60, 0.4);
    --bg: #0d0d1a;
    --bg-card: rgba(255, 255, 255, 0.04);
    --bg-card-hover: rgba(255, 255, 255, 0.08);
    --bg-glass: rgba(13, 13, 26, 0.8);
    --text: #f0f0f5;
    --text-secondary: #8a8a9a;
    --border: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(231, 76, 60, 0.3);
    --radius: 16px;
    --radius-sm: 10px;
    --radius-lg: 24px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    overflow-x: hidden;
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration: none;
}

/* ============================================
   Gradient text
   ============================================ */
.gradient-text {
    background: linear-gradient(135deg, var(--vermillon), var(--vermillon-clair));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: background 0.3s, backdrop-filter 0.3s;
}

.navbar.scrolled {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.nav-content {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 1.15rem;
    letter-spacing: -0.02em;
}

.nav-icon-wrap {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
}

.nav-icon-glow {
    position: absolute;
    inset: -4px;
    border-radius: 8px;
    background: radial-gradient(circle, var(--vermillon-glow), transparent 70%);
    filter: blur(8px);
    opacity: 0.6;
    animation: logoGlow 3s ease-in-out infinite;
}

@keyframes logoGlow {
    0%, 100% { opacity: 0.4; transform: scale(0.9); }
    50% { opacity: 0.8; transform: scale(1.15); }
}

.nav-icon-svg {
    position: relative;
    z-index: 1;
    animation: logoFloat 4s ease-in-out infinite, logoDash 8s linear infinite;
    filter: drop-shadow(0 0 4px var(--vermillon-glow));
}

@keyframes logoFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    25% { transform: translateY(-1px) rotate(0.5deg); }
    75% { transform: translateY(1px) rotate(-0.5deg); }
}

@keyframes logoDash {
    to { stroke-dashoffset: -42; }
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--text);
}

.nav-cta {
    color: var(--vermillon) !important;
    font-weight: 600 !important;
}

/* ============================================
   Hero
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 120px 24px 80px;
    overflow: hidden;
}

.hero-content {
    text-align: center;
    max-width: 700px;
    z-index: 2;
}

/* Grande Pastille animée dans le hero (pointillés + glow organique) */
.hero-pastille-icon {
    position: relative;
    width: 180px;
    height: 180px;
    margin: 0 auto 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: heroPastilleFloat 5s ease-in-out infinite;
}

.hero-pastille-glow {
    position: absolute;
    inset: -25px;
    border-radius: 38px;
    background: radial-gradient(circle, var(--vermillon-glow) 0%, transparent 65%);
    animation: heroPastilleGlow 3.5s ease-in-out infinite;
    opacity: 0.5;
}

.hero-pastille-ring {
    position: absolute;
    inset: 10px;
    border-radius: 34px;
    border: 1.5px solid var(--vermillon);
    opacity: 0;
    animation: heroPastilleRing 4.5s ease-out infinite;
}

.hero-pastille-ring-1 { animation-delay: 0s; }
.hero-pastille-ring-2 { animation-delay: 2.25s; }

.hero-pastille-svg {
    position: relative;
    z-index: 2;
}

.hero-pastille-dash {
    animation: heroPastilleDash 10s linear infinite;
}

@keyframes heroPastilleFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    25% { transform: translateY(-7px) rotate(0.5deg); }
    50% { transform: translateY(-3px) rotate(-0.3deg); }
    75% { transform: translateY(-9px) rotate(0.3deg); }
}

@keyframes heroPastilleGlow {
    0%, 100% { transform: scale(1); opacity: 0.4; }
    50% { transform: scale(1.12); opacity: 0.65; }
}

@keyframes heroPastilleRing {
    0% { opacity: 0.5; transform: scale(1); }
    100% { opacity: 0; transform: scale(1.5); }
}

@keyframes heroPastilleDash {
    from { stroke-dashoffset: 0; }
    to { stroke-dashoffset: 200; }
}

.hero-badge {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 100px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
}

.hero-title {
    font-size: clamp(2.8rem, 6vw, 4.2rem);
    font-weight: 900;
    letter-spacing: -0.04em;
    line-height: 1.1;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.15rem);
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 540px;
    margin: 0 auto 32px;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.hero-meta {
    font-size: 0.8rem;
    color: var(--text-secondary);
    opacity: 0.6;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    border: none;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary {
    background: linear-gradient(135deg, var(--vermillon), var(--vermillon-fonce));
    color: white;
    box-shadow: 0 4px 24px var(--vermillon-glow);
}

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

.btn-large {
    padding: 18px 36px;
    font-size: 1.05rem;
    border-radius: var(--radius);
}

.btn-icon {
    font-size: 1.1rem;
}

/* Hero Visual */
.hero-visual {
    position: relative;
    margin-top: 60px;
    z-index: 2;
}

.hero-screen {
    width: 440px;
    height: 280px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    backdrop-filter: blur(6px);
}

.screen-toolbar {
    display: flex;
    gap: 6px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}
.dot.red { background: #ff5f57; }
.dot.yellow { background: #febc2e; }
.dot.green { background: #28c840; }

.screen-content {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.screen-line {
    height: 10px;
    border-radius: 5px;
    background: rgba(255, 255, 255, 0.06);
}
.screen-line.w80 { width: 80%; }
.screen-line.w60 { width: 60%; }
.screen-line.w90 { width: 90%; }
.screen-line.w40 { width: 40%; }
.screen-line.w70 { width: 70%; }

/* Pastille flottante */
.hero-pastille {
    position: absolute;
    bottom: -20px;
    right: -40px;
    width: 160px;
    height: 100px;
    z-index: 3;
    opacity: 0;
}

.pastille-border {
    position: absolute;
    inset: -4px;
    border-radius: 14px;
    background: conic-gradient(
        from 0deg,
        var(--vermillon),
        var(--vermillon-clair),
        var(--vermillon),
        var(--vermillon-fonce),
        var(--vermillon)
    );
    animation: morphRotate 4s linear infinite;
    filter: blur(0.5px);
}

.pastille-border::after {
    content: '';
    position: absolute;
    inset: -8px;
    border-radius: 18px;
    background: conic-gradient(
        from 180deg,
        var(--vermillon-glow),
        transparent,
        var(--vermillon-glow),
        transparent
    );
    animation: morphRotate 6s linear infinite reverse;
    filter: blur(12px);
}

@keyframes morphRotate {
    to { rotate: 360deg; }
}

.pastille-content {
    position: absolute;
    inset: 3px;
    border-radius: 11px;
    background: linear-gradient(135deg, #1a1a2e, #16213e);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.pastille-play {
    font-size: 1.6rem;
    opacity: 0.5;
    color: var(--vermillon-clair);
}

/* Selection rectangle (animation) */
.hero-selection {
    position: absolute;
    top: 50px;
    right: 30px;
    width: 120px;
    height: 80px;
    border: 2px dashed var(--vermillon);
    border-radius: 3px;
    opacity: 0;
    z-index: 2;
}

/* Glows */
.hero-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
    pointer-events: none;
}

.glow-1 {
    width: 500px;
    height: 500px;
    background: var(--vermillon);
    top: 10%;
    left: -10%;
    opacity: 0.12;
}

.glow-2 {
    width: 400px;
    height: 400px;
    background: var(--vermillon-clair);
    bottom: 10%;
    right: -5%;
    opacity: 0.08;
}

/* ============================================
   Sections common
   ============================================ */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--vermillon);
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
}

/* ============================================
   Features
   ============================================ */
.features {
    padding: 100px 24px;
    max-width: 1100px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 28px;
    transition: background 0.3s, border-color 0.3s, transform 0.3s;
    cursor: default;
}

.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-4px);
}

.feature-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ============================================
   How it works
   ============================================ */
.how-it-works {
    padding: 100px 24px;
    max-width: 1000px;
    margin: 0 auto;
}

.steps {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
}

.step {
    flex: 1;
    text-align: center;
    padding: 0 20px;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--vermillon), var(--vermillon-fonce));
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.step-visual {
    width: 120px;
    height: 90px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
}

.step-icon {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--vermillon-clair);
    letter-spacing: -0.02em;
}

.selection-rect {
    width: 50px;
    height: 32px;
    border: 2px dashed var(--vermillon);
    border-radius: 3px;
    animation: selectionPulse 2s ease-in-out infinite;
}

@keyframes selectionPulse {
    0%, 100% { opacity: 0.4; transform: scale(0.9); }
    50% { opacity: 1; transform: scale(1); }
}

.pip-window {
    width: 50px;
    height: 32px;
    background: linear-gradient(135deg, #1a1a2e, #16213e);
    border-radius: 6px;
    box-shadow: 0 0 0 2.5px var(--vermillon), 0 0 20px var(--vermillon-glow);
    animation: pipFloat 3s ease-in-out infinite;
}

@keyframes pipFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

.step h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.step p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.step-connector {
    display: flex;
    align-items: center;
    padding-top: 80px;
}

.connector-line {
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, var(--border), var(--vermillon), var(--border));
    border-radius: 1px;
}

/* ============================================
   Download
   ============================================ */
.download {
    padding: 80px 24px 120px;
    max-width: 700px;
    margin: 0 auto;
}

.download-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 60px 40px;
    text-align: center;
    overflow: hidden;
}

.download-glow {
    position: absolute;
    top: -80px;
    left: 50%;
    transform: translateX(-50%);
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, var(--vermillon-glow), transparent 70%);
    filter: blur(60px);
    opacity: 0.4;
    pointer-events: none;
}

.download-content {
    position: relative;
    z-index: 1;
}

.download-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 20px;
    color: var(--vermillon);
}

.download-card h2 {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 12px;
}

.download-card p {
    color: var(--text-secondary);
    margin-bottom: 28px;
    font-size: 0.95rem;
}

.download-meta {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 16px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    opacity: 0.6;
}

/* ============================================
   Support / Amazon
   ============================================ */
.support {
    padding: 0 24px 80px;
    max-width: 600px;
    margin: 0 auto;
}

.support-card {
    text-align: center;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 48px 36px;
    opacity: 0;
    transform: translateY(30px);
}

.support-icon {
    font-size: 2.4rem;
    display: block;
    margin-bottom: 16px;
}

.support-card h2 {
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 10px;
}

.support-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 24px;
}

.btn-support {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
    font-weight: 600;
    font-size: 0.9rem;
    transition: border-color 0.3s, background 0.3s, transform 0.2s;
}

.btn-support:hover {
    border-color: var(--vermillon);
    background: rgba(231, 76, 60, 0.08);
    transform: translateY(-2px);
}

.btn-support svg {
    color: var(--vermillon);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    padding: 40px 24px;
    border-top: 1px solid var(--border);
    text-align: center;
}

.footer-content {
    max-width: 1100px;
    margin: 0 auto;
}

.footer-logo {
    font-size: 1.3rem;
    font-weight: 800;
    display: block;
    margin-bottom: 6px;
}

.footer p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    opacity: 0.5;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .steps {
        flex-direction: column;
        align-items: center;
        gap: 24px;
    }

    .step-connector {
        padding-top: 0;
        transform: rotate(90deg);
    }

    .hero-screen {
        width: 320px;
        height: 200px;
    }

    .hero-pastille {
        width: 120px;
        height: 75px;
        right: -20px;
        bottom: -10px;
    }

    .nav-links a:not(.nav-cta) {
        display: none;
    }

    .download-card {
        padding: 40px 24px;
    }
}

@media (max-width: 480px) {
    .hero-screen {
        width: 280px;
        height: 180px;
    }
}

/* ============================================
   Animation helpers (GSAP targets)
   ============================================ */
/* Les états initiaux sont gérés par gsap.set() dans script.js */