/* ═══════════════════════════════════════════════════════════════════════════
   SUITE DIAGNOSTIQUEUR — ULTRA PREMIUM DESIGN
   ═══════════════════════════════════════════════════════════════════════════ */

:root {
    /* Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a25;
    --bg-card: rgba(255, 255, 255, 0.02);
    --bg-card-hover: rgba(255, 255, 255, 0.05);
    
    /* Accent - Vibrant Electric Blue to Purple */
    --accent-1: #6366f1;
    --accent-2: #8b5cf6;
    --accent-3: #a855f7;
    --accent-glow: rgba(139, 92, 246, 0.5);
    
    /* Secondary accent - Cyan */
    --cyan: #22d3ee;
    --cyan-glow: rgba(34, 211, 238, 0.4);
    
    /* Text */
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.4);
    
    /* Borders */
    --border: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    
    /* Fonts */
    --font-main: 'Space Grotesk', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Transitions */
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
    --duration: 0.4s;
}

/* ─────────────────────────────────────────────────────────────────────────────
   RESET & BASE
   ───────────────────────────────────────────────────────────────────────────── */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-main);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

::selection {
    background: var(--accent-2);
    color: white;
}

/* ─────────────────────────────────────────────────────────────────────────────
   BACKGROUND EFFECTS
   ───────────────────────────────────────────────────────────────────────────── */
.bg-noise {
    position: fixed;
    inset: 0;
    z-index: -100;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

.bg-gradient {
    position: fixed;
    inset: 0;
    z-index: -99;
    background: 
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(139, 92, 246, 0.15), transparent),
        radial-gradient(ellipse 50% 80% at 80% 50%, rgba(34, 211, 238, 0.08), transparent),
        radial-gradient(ellipse 50% 50% at 20% 80%, rgba(99, 102, 241, 0.1), transparent),
        linear-gradient(180deg, var(--bg-primary), var(--bg-secondary));
}

.bg-grid {
    position: fixed;
    inset: 0;
    z-index: -98;
    background-image: 
        linear-gradient(var(--border) 1px, transparent 1px),
        linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(ellipse 80% 50% at 50% 50%, black, transparent);
}

/* Orbes flottants */
.orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(100px);
    pointer-events: none;
    z-index: -97;
    animation: orbFloat 20s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-glow), transparent 70%);
    top: -200px;
    right: -200px;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--cyan-glow), transparent 70%);
    bottom: -100px;
    left: -100px;
    animation-delay: -7s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.3), transparent 70%);
    top: 50%;
    left: 50%;
    animation-delay: -14s;
}

@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

/* ─────────────────────────────────────────────────────────────────────────────
   NAVIGATION
   ───────────────────────────────────────────────────────────────────────────── */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
    transition: all var(--duration) var(--ease);
}

#navbar.scrolled {
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px) saturate(1.5);
    border-bottom: 1px solid var(--border);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-primary);
    font-size: 1.25rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
}

.logo-img {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    object-fit: contain;
    filter: drop-shadow(0 0 10px var(--accent-glow));
    border-radius: 12px;
    color: white;
}

.logo-icon svg {
    width: 22px;
    height: 22px;
}

.nav-logo strong {
    background: linear-gradient(135deg, var(--accent-1), var(--cyan));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-links a {
    padding: 0.75rem 1.25rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: 10px;
    transition: all var(--duration) var(--ease);
}

.nav-links a:hover {
    color: var(--text-primary);
    background: var(--bg-card-hover);
}

.nav-cta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--accent-1), var(--accent-2)) !important;
    color: white !important;
    padding: 0.75rem 1.5rem !important;
}

.nav-cta svg {
    width: 18px;
    height: 18px;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px var(--accent-glow);
}

#menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

#menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* ─────────────────────────────────────────────────────────────────────────────
   HERO SECTION
   ───────────────────────────────────────────────────────────────────────────── */
#hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 8rem 2rem 4rem;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 1rem 0.5rem 0.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    width: fit-content;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.title-line {
    display: block;
}

.title-gradient {
    background: linear-gradient(135deg, var(--accent-1), var(--accent-2), var(--cyan));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% 200%;
    animation: gradientShift 5s ease infinite;
}

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

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 500px;
    line-height: 1.7;
}

.hero-subtitle .highlight {
    color: var(--cyan);
    font-weight: 600;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-primary {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
    color: white;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    border-radius: 14px;
    overflow: hidden;
    transition: all var(--duration) var(--ease);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px var(--accent-glow);
}

.btn-shine {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.btn-primary:hover .btn-shine {
    transform: translateX(100%);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-primary);
    font-weight: 500;
    text-decoration: none;
    border-radius: 14px;
    transition: all var(--duration) var(--ease);
}

.btn-secondary svg {
    width: 18px;
    height: 18px;
    color: var(--accent-2);
}

.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    margin-top: 1rem;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 1.75rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border);
}

/* Rating Widget */
.rating-widget {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.25rem 2rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(34, 211, 238, 0.05));
    border: 1px solid var(--border);
    border-radius: 20px;
    margin-top: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}

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

.rating-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.rating-stars {
    display: flex;
    gap: 0.25rem;
}

.rating-stars .star {
    background: none;
    border: none;
    font-size: 1.75rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
    padding: 0;
}

.rating-stars .star:hover,
.rating-stars .star.active {
    color: #fbbf24;
    transform: scale(1.15);
    text-shadow: 0 0 20px rgba(251, 191, 36, 0.5);
}

.rating-stars .star.hovered {
    color: #fbbf24;
}

.rating-divider {
    width: 1px;
    height: 50px;
    background: var(--border);
}

.rating-stats {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.rating-average {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
}

.avg-number {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.avg-stars {
    font-size: 0.9rem;
    color: #fbbf24;
    letter-spacing: -2px;
}

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

.rating-count span {
    color: var(--cyan);
    font-weight: 600;
}

.rating-result {
    font-size: 0.9rem;
    color: #22c55e;
    font-weight: 600;
    padding: 0.5rem 1rem;
    background: rgba(34, 197, 94, 0.1);
    border-radius: 100px;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

@media (max-width: 600px) {
    .rating-widget {
        flex-direction: column;
        gap: 1rem;
    }
    
    .rating-divider {
        width: 80%;
        height: 1px;
    }
}

/* Hero Visual */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.app-preview {
    position: relative;
    width: 100%;
    max-width: 550px;
}

.preview-glow {
    position: absolute;
    inset: -20%;
    background: radial-gradient(circle, var(--accent-glow), transparent 60%);
    filter: blur(60px);
    opacity: 0.6;
    z-index: -1;
}

.app-preview img {
    width: 100%;
    border-radius: 16px;
    border: 1px solid var(--border);
    box-shadow: 
        0 0 0 1px rgba(255,255,255,0.05),
        0 20px 50px -20px rgba(0,0,0,0.5),
        0 0 100px var(--accent-glow);
}

.preview-reflection {
    position: absolute;
    bottom: -50%;
    left: 5%;
    right: 5%;
    height: 50%;
    background: linear-gradient(to bottom, rgba(255,255,255,0.03), transparent);
    transform: scaleY(-1);
    mask-image: linear-gradient(to bottom, black, transparent);
    border-radius: 16px;
    pointer-events: none;
}

/* Floating Cards */
.floating-cards {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.float-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: rgba(20, 20, 30, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    animation: float 6s ease-in-out infinite;
}

.float-card svg {
    width: 18px;
    height: 18px;
    color: var(--cyan);
}

.float-card-1 {
    top: 10%;
    right: -10%;
    animation-delay: 0s;
}

.float-card-2 {
    bottom: 30%;
    left: -5%;
    animation-delay: -2s;
}

.float-card-3 {
    bottom: 10%;
    right: 5%;
    animation-delay: -4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

/* ─────────────────────────────────────────────────────────────────────────────
   FEATURES SECTION
   ───────────────────────────────────────────────────────────────────────────── */
#features {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-2);
    margin-bottom: 1.5rem;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
}

.text-gradient {
    background: linear-gradient(135deg, var(--accent-1), var(--cyan));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.feature-card {
    position: relative;
    padding: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    transition: all var(--duration) var(--ease);
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.05), transparent);
    opacity: 0;
    transition: opacity var(--duration) var(--ease);
}

.feature-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-main {
    grid-column: span 2;
    grid-row: span 2;
    display: flex;
    flex-direction: column;
}

.feature-icon-wrapper {
    margin-bottom: 1.5rem;
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
    border-radius: 14px;
    margin-bottom: 1rem;
}

.feature-icon svg {
    width: 28px;
    height: 28px;
    color: white;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.feature-visual {
    margin-top: auto;
    padding-top: 2rem;
}

.feature-visual img {
    width: 100%;
    border-radius: 12px;
    border: 1px solid var(--border);
}

/* ─────────────────────────────────────────────────────────────────────────────
   DEMO SECTION
   ───────────────────────────────────────────────────────────────────────────── */
#demo {
    padding: 6rem 2rem;
    background: linear-gradient(180deg, transparent, rgba(139, 92, 246, 0.03), transparent);
}

.demo-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.demo-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.demo-content h2 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 700;
}

.demo-content > p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.demo-steps {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.demo-step {
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    cursor: pointer;
    transition: all var(--duration) var(--ease);
}

.demo-step:hover,
.demo-step.active {
    background: var(--bg-card-hover);
    border-color: var(--accent-2);
}

.step-number {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent-2);
}

.step-content h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.step-content p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Demo Visual */
.demo-visual {
    position: relative;
}

.demo-frame {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.frame-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border);
}

.frame-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border);
}

.frame-dot:nth-child(1) { background: #ff5f57; }
.frame-dot:nth-child(2) { background: #febc2e; }
.frame-dot:nth-child(3) { background: #28c840; }

.frame-title {
    margin-left: auto;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.frame-content img {
    width: 100%;
    display: block;
}

/* ─────────────────────────────────────────────────────────────────────────────
   DOWNLOAD SECTION
   ───────────────────────────────────────────────────────────────────────────── */
#download {
    padding: 6rem 2rem;
}

.download-wrapper {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 4rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.05));
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 32px;
    overflow: hidden;
}

.download-glow {
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 400px;
    background: radial-gradient(circle, var(--accent-glow), transparent 60%);
    filter: blur(80px);
    opacity: 0.5;
    pointer-events: none;
}

.download-content {
    position: relative;
    text-align: center;
}

.download-content h2 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
}

.download-content > p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
}

.download-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 16px;
    margin-bottom: 2rem;
}

.download-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.download-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
    border-radius: 12px;
}

.download-icon svg {
    width: 24px;
    height: 24px;
    color: white;
}

.download-details {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.download-name {
    font-weight: 600;
    font-size: 1rem;
}

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

.download-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
    color: white;
    text-decoration: none;
    font-weight: 600;
    border-radius: 12px;
    transition: all var(--duration) var(--ease);
}

.download-btn svg {
    width: 20px;
    height: 20px;
}

.download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px var(--accent-glow);
}

.download-features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.dl-feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.dl-feature svg {
    width: 18px;
    height: 18px;
    color: #22c55e;
}

/* ─────────────────────────────────────────────────────────────────────────────
   FAQ SECTION
   ───────────────────────────────────────────────────────────────────────────── */
#faq {
    padding: 6rem 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.faq-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    transition: all var(--duration) var(--ease);
}

.faq-item:hover {
    border-color: var(--border-hover);
}

.faq-item.active {
    border-color: var(--accent-2);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem;
    background: none;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-main);
    font-size: 1rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
}

.faq-icon {
    position: relative;
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.faq-icon span {
    position: absolute;
    background: var(--accent-2);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.faq-icon span:first-child {
    top: 50%;
    left: 4px;
    right: 4px;
    height: 2px;
    transform: translateY(-50%);
}

.faq-icon span:last-child {
    left: 50%;
    top: 4px;
    bottom: 4px;
    width: 2px;
    transform: translateX(-50%);
}

.faq-item.active .faq-icon span:last-child {
    transform: translateX(-50%) scaleY(0);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.faq-answer p {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.faq-answer code {
    padding: 0.2rem 0.5rem;
    background: var(--bg-tertiary);
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 0.9em;
    color: var(--cyan);
}

/* ─────────────────────────────────────────────────────────────────────────────
   SUITEDIAG BANNER
   ───────────────────────────────────────────────────────────────────────────── */
#suitediag-link {
    padding: 3rem 2rem;
}

.suitediag-banner {
    display: block;
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem 3rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(34, 211, 238, 0.1));
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: 24px;
    text-decoration: none;
    transition: all var(--duration) var(--ease);
    position: relative;
    overflow: hidden;
}

.suitediag-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--accent-glow), transparent);
    opacity: 0;
    transition: opacity var(--duration) var(--ease);
}

.suitediag-banner:hover {
    transform: translateY(-4px);
    border-color: var(--accent-2);
    box-shadow: 0 20px 60px var(--accent-glow);
}

.suitediag-banner:hover::before {
    opacity: 0.1;
}

.banner-content {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    position: relative;
    z-index: 1;
}

.banner-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
    border-radius: 16px;
    flex-shrink: 0;
}

.banner-icon svg {
    width: 30px;
    height: 30px;
    color: white;
}

.banner-text {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    flex: 1;
}

.banner-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.banner-subtitle {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.banner-arrow {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 50%;
    transition: all var(--duration) var(--ease);
}

.banner-arrow svg {
    width: 24px;
    height: 24px;
    color: var(--accent-2);
    transition: transform var(--duration) var(--ease);
}

.suitediag-banner:hover .banner-arrow {
    background: var(--accent-2);
    border-color: var(--accent-2);
}

.suitediag-banner:hover .banner-arrow svg {
    color: white;
    transform: translateX(4px);
}

/* ─────────────────────────────────────────────────────────────────────────────
   FOOTER
   ───────────────────────────────────────────────────────────────────────────── */
footer {
    padding: 4rem 2rem 2rem;
    border-top: 1px solid var(--border);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
}

.footer-logo svg {
    width: 32px;
    height: 32px;
    color: var(--accent-2);
}

.footer-logo-img {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    object-fit: contain;
}

.banner-logo-img {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    object-fit: contain;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--accent-2);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}

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

.footer-bottom a {
    color: var(--accent-2);
    text-decoration: none;
}

/* ─────────────────────────────────────────────────────────────────────────────
   SCROLLBAR
   ───────────────────────────────────────────────────────────────────────────── */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-2);
}

/* ─────────────────────────────────────────────────────────────────────────────
   ANIMATIONS
   ───────────────────────────────────────────────────────────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s var(--ease);
}

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

/* ─────────────────────────────────────────────────────────────────────────────
   RESPONSIVE
   ───────────────────────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
    #hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 7rem;
    }
    
    .hero-content {
        align-items: center;
    }
    
    .hero-subtitle {
        margin: 0 auto;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        order: -1;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .floating-cards {
        display: none;
    }
    
    .features-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .feature-main {
        grid-column: span 2;
        grid-row: span 1;
    }
    
    .demo-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .demo-content {
        text-align: center;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: 80%;
        max-width: 300px;
        background: var(--bg-secondary);
        flex-direction: column;
        justify-content: center;
        padding: 2rem;
        transform: translateX(100%);
        transition: transform 0.3s ease;
        border-left: 1px solid var(--border);
    }
    
    .nav-links.active {
        transform: translateX(0);
    }
    
    #menu-toggle {
        display: flex;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-main {
        grid-column: span 1;
    }
    
    .download-box {
        flex-direction: column;
        text-align: center;
    }
    
    .download-info {
        flex-direction: column;
    }
    
    .download-details {
        text-align: center;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
}