/* ============================================================
   MARKETING BRAINZ — Design System
   Eén centrale stylesheet voor de hele website.
   Kleuren komen uit het logo (paars/lavendel op donker).
   ============================================================ */

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

:root {
    /* Achtergronden */
    --bg: #0a0a0f;
    --bg2: #0f0f18;
    --bg-card: #13131f;
    --bg-card-hover: #1a1a2e;

    /* Accent (paars uit logo) */
    --accent: #8B82D6;
    --accent-light: #a89eeb;
    --accent-glow: rgba(139, 130, 214, 0.15);
    --accent-glow-strong: rgba(139, 130, 214, 0.3);

    /* Tekst */
    --text: #e8e6f0;
    --text2: #9a97b0;
    --text3: #6b6880;

    /* Lijnen */
    --border: rgba(139, 130, 214, 0.12);
    --border-h: rgba(139, 130, 214, 0.3);

    /* Gradients & overig */
    --grad: linear-gradient(135deg, #8B82D6, #6C63AC);
    --green: #5ce08a;
    --star: #f5c542;

    /* Fonts */
    --heading: 'Nunito', sans-serif;
    --body: 'Inter', sans-serif;

    /* Maatvoering */
    --nav-h: 80px;
    --sec-pad: 120px;
    --maxw: 1200px;
}

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
body { font-family: var(--body); background: var(--bg); color: var(--text); line-height: 1.6; overflow-x: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; }
::selection { background: var(--accent); color: #fff; }

/* ── Layout helpers ── */
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 820px; }
.label { font-family: var(--body); font-size: 0.8rem; font-weight: 600; letter-spacing: 3px; text-transform: uppercase; color: var(--accent); margin-bottom: 16px; }
.title { font-family: var(--heading); font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; line-height: 1.15; margin-bottom: 20px; }
.title .hi { background: var(--grad); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.subtitle { font-size: 1.1rem; color: var(--text2); max-width: 600px; line-height: 1.75; }
.center { text-align: center; }
.center .subtitle { margin-left: auto; margin-right: auto; }

/* ── Scroll-reveal ── */
.fade-in { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }
.fd1 { transition-delay: 0.1s; } .fd2 { transition-delay: 0.2s; } .fd3 { transition-delay: 0.3s; } .fd4 { transition-delay: 0.4s; } .fd5 { transition-delay: 0.5s; }
@media (prefers-reduced-motion: reduce) {
    .fade-in { opacity: 1; transform: none; transition: none; }
    html { scroll-behavior: auto; }
}

/* ── NAVIGATIE ── */
.nav { position: fixed; top: 0; left: 0; right: 0; height: var(--nav-h); z-index: 1000; transition: background 0.3s ease, border-color 0.3s ease; }
.nav.scrolled { background: rgba(10,10,15,0.85); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border-bottom: 1px solid var(--border); }
.nav .container { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.nav-logo { display: flex; align-items: center; text-decoration: none; }
.nav-logo img { height: 46px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 34px; list-style: none; }
.nav-links > li { position: relative; }
.nav-links a { color: var(--text2); text-decoration: none; font-size: 0.9rem; font-weight: 500; transition: color 0.25s; display: inline-flex; align-items: center; gap: 5px; }
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-links .toplink::after { content: ''; position: absolute; bottom: -6px; left: 0; width: 0; height: 2px; background: var(--accent); transition: width 0.25s; border-radius: 1px; }
.nav-links .toplink:hover::after, .nav-links .toplink.active::after { width: 100%; }

/* Dropdown */
.has-dropdown .caret { transition: transform 0.25s; }
.has-dropdown:hover .caret { transform: rotate(180deg); }
.dropdown { position: absolute; top: 100%; left: 50%; transform: translateX(-50%) translateY(10px); min-width: 240px; background: rgba(19,19,31,0.97); backdrop-filter: blur(20px); border: 1px solid var(--border); border-radius: 16px; padding: 10px; opacity: 0; visibility: hidden; transition: all 0.25s ease; list-style: none; box-shadow: 0 20px 50px rgba(0,0,0,0.4); margin-top: 8px; }
.has-dropdown:hover .dropdown { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(8px); }
.dropdown::before { content: ''; position: absolute; top: -8px; left: 0; right: 0; height: 8px; }
.dropdown li { margin: 0; }
.dropdown a { display: block; padding: 11px 14px; border-radius: 10px; font-size: 0.88rem; color: var(--text2); transition: all 0.2s; }
.dropdown a::after { display: none; }
.dropdown a:hover { background: var(--accent-glow); color: var(--text); }

.nav-cta { background: var(--grad) !important; color: #fff !important; padding: 10px 22px !important; border-radius: 50px !important; font-weight: 600 !important; transition: transform 0.25s, box-shadow 0.25s !important; }
.nav-cta::after { display: none !important; }
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(139,130,214,0.35); }

.menu-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; background: none; border: none; z-index: 1001; }
.menu-toggle span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: all 0.3s; }
.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ── BUTTONS ── */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 32px; border-radius: 50px; text-decoration: none; font-weight: 600; font-size: 0.95rem; transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s, background 0.25s; border: none; cursor: pointer; font-family: var(--body); }
.btn svg { flex-shrink: 0; }
.btn-p { background: var(--grad); color: #fff; }
.btn-p:hover { transform: translateY(-2px); box-shadow: 0 10px 40px rgba(139,130,214,0.35); }
.btn-s { background: transparent; color: var(--text); border: 1px solid var(--border-h); }
.btn-s:hover { border-color: var(--accent); background: var(--accent-glow); }

/* ── HERO (homepage) ── */
.hero { min-height: 100vh; display: flex; align-items: center; position: relative; padding-top: var(--nav-h); overflow: hidden; }
.hero::before { content: ''; position: absolute; top: -20%; right: -10%; width: 700px; height: 700px; background: radial-gradient(circle, rgba(139,130,214,0.08) 0%, transparent 70%); pointer-events: none; }
.hero .container { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hero-content { position: relative; z-index: 2; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: var(--accent-glow); border: 1px solid var(--border); padding: 8px 16px; border-radius: 50px; font-size: 0.8rem; color: var(--accent-light); font-weight: 500; margin-bottom: 28px; }
.hero-badge .dot { width: 6px; height: 6px; background: var(--accent); 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(1.3); } }
.hero h1 { font-family: var(--heading); font-size: clamp(2.5rem,5.5vw,4rem); font-weight: 900; line-height: 1.1; margin-bottom: 24px; }
.hero-text { font-size: 1.15rem; color: var(--text2); line-height: 1.75; margin-bottom: 36px; max-width: 480px; }
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }

/* ── BRAIN CANVAS ── */
.hero-visual { position: relative; display: flex; align-items: center; justify-content: center; }
.brain-wrap { position: relative; width: 100%; max-width: 480px; aspect-ratio: 1; }
.brain-glow { position: absolute; inset: -15%; background: radial-gradient(circle, rgba(139,130,214,0.12) 0%, transparent 65%); border-radius: 50%; animation: breathe 4s ease-in-out infinite; }
@keyframes breathe { 0%,100% { transform:scale(1); opacity:0.6; } 50% { transform:scale(1.08); opacity:1; } }
#brainCanvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 2; }
.brain-logo-center { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 45%; z-index: 3; filter: drop-shadow(0 0 30px rgba(139,130,214,0.4)); }
.float-badge { position: absolute; background: var(--bg-card); border: 1px solid var(--border); padding: 10px 16px; border-radius: 12px; font-size: 0.78rem; font-weight: 500; color: var(--text2); white-space: nowrap; animation: float 6s ease-in-out infinite; backdrop-filter: blur(10px); z-index: 4; }
.float-badge .bv { font-family: var(--heading); font-size: 1.1rem; font-weight: 800; color: var(--text); display: block; }
.fb1 { top: 8%; right: -5%; animation-delay: -1s; }
.fb2 { bottom: 20%; left: -10%; animation-delay: -3s; }
.fb3 { bottom: 5%; right: 3%; animation-delay: -5s; }
@keyframes float { 0%,100% { transform:translateY(0); } 50% { transform:translateY(-12px); } }

/* ── PAGE HERO (subpagina's) ── */
.page-hero { padding: calc(var(--nav-h) + 80px) 0 60px; position: relative; overflow: hidden; }
.page-hero::before { content: ''; position: absolute; top: -30%; left: 50%; transform: translateX(-50%); width: 800px; height: 600px; background: radial-gradient(circle, rgba(139,130,214,0.10) 0%, transparent 70%); pointer-events: none; }
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 { font-family: var(--heading); font-size: clamp(2.2rem,5vw,3.4rem); font-weight: 900; line-height: 1.12; margin-bottom: 20px; max-width: 820px; }
.page-hero .subtitle { font-size: 1.15rem; }
.breadcrumb { display: flex; gap: 8px; align-items: center; font-size: 0.82rem; color: var(--text3); margin-bottom: 22px; }
.breadcrumb a { color: var(--text3); text-decoration: none; transition: color 0.2s; }
.breadcrumb a:hover { color: var(--accent-light); }

/* ── ABOUT (persoonlijk) ── */
.about { padding: var(--sec-pad) 0; }
.about-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 80px; align-items: center; }
.about-image { position: relative; max-width: 400px; width: 100%; }
.about-image img { display: block; width: 100%; border-radius: 20px; object-fit: cover; object-position: center top; aspect-ratio: 3/4; }
.about-image::after { content: ''; position: absolute; inset: 14px; border: 2px solid var(--border-h); border-radius: 16px; pointer-events: none; }
.about-content .subtitle { margin-bottom: 20px; }
.about-content .subtitle:last-of-type { margin-bottom: 0; }
.about-signature { font-family: var(--heading); font-size: 1.15rem; font-weight: 800; color: var(--accent-light); margin-top: 28px; }
.about-role { font-size: 0.85rem; color: var(--text3); }

/* ── STATS ── */
.stats { padding: 80px 0; position: relative; }
.stats::before, .stats::after { content: ''; position: absolute; left: 10%; right: 10%; height: 1px; background: linear-gradient(90deg, transparent, var(--border-h), transparent); }
.stats::before { top: 0; } .stats::after { bottom: 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 40px; text-align: center; }
.stat { position: relative; }
.stat-num { font-family: var(--heading); font-size: clamp(2.2rem,4vw,3rem); font-weight: 900; color: var(--accent-light); line-height: 1; margin-bottom: 8px; }
.stat-lbl { font-size: 0.9rem; color: var(--text3); font-weight: 500; }
.stat + .stat::before { content: ''; position: absolute; left: -20px; top: 15%; height: 70%; width: 1px; background: var(--border); }

/* ── KAARTEN-GRID (diensten / expertises) ── */
.section { padding: var(--sec-pad) 0; }
.section.alt { background: var(--bg2); }
.section-header { text-align: center; margin-bottom: 64px; }
.section-header .subtitle { margin: 0 auto; }
.cards-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.cards-grid.two { grid-template-columns: repeat(2,1fr); }
.card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 20px; padding: 36px 28px; transition: transform 0.35s, border-color 0.35s, background 0.35s, box-shadow 0.35s; position: relative; overflow: hidden; text-decoration: none; color: inherit; display: block; }
.card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--grad); opacity: 0; transition: opacity 0.35s; }
.card:hover { border-color: var(--border-h); background: var(--bg-card-hover); transform: translateY(-6px); box-shadow: 0 20px 60px rgba(0,0,0,0.3), 0 0 40px var(--accent-glow); }
.card:hover::before { opacity: 1; }
.card-icon { width: 52px; height: 52px; background: var(--accent-glow); border-radius: 14px; display: flex; align-items: center; justify-content: center; margin-bottom: 20px; transition: background 0.35s; }
.card:hover .card-icon { background: var(--accent-glow-strong); }
.card h3 { font-family: var(--heading); font-size: 1.2rem; font-weight: 800; margin-bottom: 10px; }
.card p { font-size: 0.92rem; color: var(--text2); line-height: 1.65; }
.card-arrow { display: inline-flex; align-items: center; gap: 6px; margin-top: 18px; color: var(--accent); font-size: 0.85rem; font-weight: 600; opacity: 0; transform: translateX(-8px); transition: all 0.3s; }
.card:hover .card-arrow { opacity: 1; transform: translateX(0); }
/* Grote expertise-kaart variant */
.card.lg { padding: 44px 36px; }
.card.lg .card-icon { width: 60px; height: 60px; }
.card.lg h3 { font-size: 1.45rem; }

/* ── WERKWIJZE / STAPPEN ── */
.steps-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 32px; position: relative; }
.steps-grid::before { content: ''; position: absolute; top: 40px; left: 12.5%; right: 12.5%; height: 2px; background: linear-gradient(90deg, var(--accent), rgba(139,130,214,0.2)); }
.step { text-align: center; position: relative; }
.step-num { width: 80px; height: 80px; background: var(--bg); border: 2px solid var(--accent); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 24px; font-family: var(--heading); font-size: 1.6rem; font-weight: 900; color: var(--accent-light); position: relative; z-index: 2; transition: all 0.3s; }
.step:hover .step-num { background: var(--accent); color: #fff; box-shadow: 0 0 30px rgba(139,130,214,0.4); }
.step h3 { font-family: var(--heading); font-size: 1.15rem; font-weight: 800; margin-bottom: 10px; }
.step p { font-size: 0.88rem; color: var(--text2); line-height: 1.65; max-width: 220px; margin: 0 auto; }
.section.alt .step-num { background: var(--bg2); }

/* ── AI / SPLIT-SECTIE ── */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.split.reverse .split-visual { order: -1; }
.feat-list { display: flex; flex-direction: column; gap: 20px; margin-top: 32px; }
.feat { display: flex; gap: 16px; align-items: flex-start; }
.feat-icon { flex-shrink: 0; width: 44px; height: 44px; background: var(--accent-glow); border-radius: 12px; display: flex; align-items: center; justify-content: center; }
.feat h4 { font-family: var(--heading); font-weight: 800; font-size: 1rem; margin-bottom: 4px; }
.feat p { font-size: 0.9rem; color: var(--text2); line-height: 1.6; }
.demo-cards { display: flex; flex-direction: column; gap: 16px; }
.demo-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 16px; padding: 24px; transition: all 0.3s; }
.demo-card:hover { border-color: var(--border-h); transform: translateX(8px); }
.demo-card .ch { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; font-size: 0.8rem; color: var(--accent); font-weight: 600; text-transform: uppercase; letter-spacing: 1px; }
.demo-card .cm { font-family: var(--heading); font-size: 2rem; font-weight: 800; margin-bottom: 4px; }
.demo-card .cl { font-size: 0.85rem; color: var(--text2); }
.green { color: var(--green); }

/* ── PLATFORM-BLOK (expertise detail) ── */
.platform { padding: 70px 0; border-bottom: 1px solid var(--border); }
.platform:last-child { border-bottom: none; }
.platform-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 64px; align-items: center; }
.platform.flip .platform-text { order: 2; }
.platform-tag { display: inline-flex; align-items: center; gap: 8px; font-size: 0.8rem; font-weight: 600; color: var(--accent-light); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 14px; }
.platform h3 { font-family: var(--heading); font-size: clamp(1.6rem,3vw,2.1rem); font-weight: 800; margin-bottom: 16px; }
.platform p { color: var(--text2); line-height: 1.75; margin-bottom: 8px; }
.platform .subhead { font-family: var(--heading); font-weight: 800; font-size: 1rem; color: var(--text); margin: 24px 0 14px; }
.check-list { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.check-list li { display: flex; gap: 12px; align-items: flex-start; font-size: 0.95rem; color: var(--text2); line-height: 1.55; }
.check-list .ci { flex-shrink: 0; width: 22px; height: 22px; border-radius: 50%; background: var(--accent-glow); display: flex; align-items: center; justify-content: center; margin-top: 1px; }
/* Visual blok naast platform-tekst */
.platform-visual { background: linear-gradient(135deg, var(--bg-card), rgba(139,130,214,0.06)); border: 1px solid var(--border); border-radius: 24px; padding: 48px; display: flex; align-items: center; justify-content: center; min-height: 280px; position: relative; overflow: hidden; }
.platform-visual::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 30% 20%, rgba(139,130,214,0.12), transparent 60%); }
.platform-visual .big-icon { position: relative; z-index: 2; opacity: 0.9; }
.platform-visual .big-stat { position: relative; z-index: 2; text-align: center; }
.platform-visual .big-stat .n { font-family: var(--heading); font-size: 3.4rem; font-weight: 900; color: var(--accent-light); line-height: 1; }
.platform-visual .big-stat .l { font-size: 0.95rem; color: var(--text2); margin-top: 10px; }

/* ── REVIEW ── */
.review-card { max-width: 720px; margin: 0 auto; text-align: center; }
.review-stars { display: flex; justify-content: center; gap: 4px; margin-bottom: 28px; font-size: 1.3rem; color: var(--star); }
.review-quote { font-family: var(--heading); font-size: clamp(1.3rem,2.5vw,1.7rem); font-weight: 700; line-height: 1.55; margin-bottom: 28px; position: relative; }
.review-quote::before { content: '\201C'; position: absolute; top: -20px; left: 50%; transform: translateX(-50%); font-size: 5rem; color: var(--accent); opacity: 0.2; font-family: Georgia, serif; line-height: 1; }
.review-avatar { width: 56px; height: 56px; border-radius: 50%; object-fit: cover; margin: 0 auto 12px; border: 2px solid var(--border-h); }
.review-author { font-size: 0.95rem; font-weight: 600; }
.review-role { font-size: 0.85rem; color: var(--text3); margin-top: 4px; }

/* Google-reviewbadge */
.google-badge { display: inline-flex; align-items: center; gap: 14px; background: var(--bg-card); border: 1px solid var(--border); border-radius: 16px; padding: 14px 22px; margin-bottom: 36px; text-decoration: none; transition: border-color 0.25s, transform 0.25s; }
.google-badge:hover { border-color: var(--border-h); transform: translateY(-2px); }
.google-badge .gb-right { text-align: left; line-height: 1.3; }
.google-badge .gb-top { display: flex; align-items: center; gap: 8px; }
.google-badge .gb-score { font-family: var(--heading); font-weight: 900; font-size: 1.15rem; color: var(--text); }
.google-badge .gb-stars { color: var(--star); font-size: 0.95rem; letter-spacing: 1px; }
.google-badge .gb-sub { font-size: 0.8rem; color: var(--text2); margin-top: 2px; }

/* Review-grid (met foto's) */
.review-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 24px; max-width: 1120px; margin: 0 auto; }
.review-tile { flex: 1 1 300px; max-width: 340px; background: var(--bg-card); border: 1px solid var(--border); border-radius: 20px; padding: 30px 26px; text-align: center; transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s; }
.review-tile:hover { transform: translateY(-4px); border-color: var(--border-h); box-shadow: 0 16px 40px rgba(0,0,0,0.3); }
.rt-avatar { width: 76px; height: 76px; border-radius: 50%; object-fit: cover; margin: 0 auto 16px; border: 2px solid var(--border-h); display: block; }
.rt-stars { color: var(--star); font-size: 1rem; letter-spacing: 2px; margin-bottom: 14px; }
.rt-quote { font-size: 0.96rem; color: var(--text); line-height: 1.7; margin-bottom: 18px; }
.rt-author { font-family: var(--heading); font-weight: 800; font-size: 0.98rem; }
.rt-role { font-size: 0.85rem; color: var(--text3); margin-top: 2px; }
@media (max-width: 768px) { .review-tile { flex-basis: 100%; max-width: 440px; } }

/* Logo-balk (klanten) */
.logos { padding: 64px 0; }
.logos p { text-align: center; font-size: 0.8rem; letter-spacing: 2px; text-transform: uppercase; color: var(--text3); margin-bottom: 32px; }
.logos-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px 18px; }
.logos-row span { font-family: var(--heading); font-weight: 700; font-size: 0.95rem; color: var(--text3); border: 1px solid var(--border); border-radius: 50px; padding: 9px 18px; transition: all 0.25s; }
.logos-row span:hover { color: var(--accent-light); border-color: var(--border-h); }
.logo-wall { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.logo-tile { background: #ffffff; border-radius: 14px; height: 92px; display: flex; align-items: center; justify-content: center; padding: 16px; transition: transform 0.25s, box-shadow 0.25s; }
.logo-tile:hover { transform: translateY(-4px); box-shadow: 0 12px 30px rgba(0,0,0,0.35); }
.logo-tile img { max-width: 100%; max-height: 100%; object-fit: contain; }
@media (max-width: 1024px) { .logo-wall { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 600px) { .logo-wall { grid-template-columns: repeat(2, 1fr); gap: 12px; } }

/* ── CTA ── */
.cta-section { padding: var(--sec-pad) 0; }
.cta-box { background: linear-gradient(135deg, var(--bg-card) 0%, rgba(139,130,214,0.10) 100%); border: 1px solid var(--border-h); border-radius: 28px; padding: 72px 48px; text-align: center; position: relative; overflow: hidden; }
.cta-box::before { content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; background: radial-gradient(circle at center, rgba(139,130,214,0.06) 0%, transparent 50%); pointer-events: none; }
.cta-box .title { margin-bottom: 12px; position: relative; }
.cta-box .subtitle { margin: 0 auto 36px; text-align: center; position: relative; }
.cta-buttons { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; position: relative; }

/* ── CONTACT ── */
.contact-grid { display: grid; grid-template-columns: 1.2fr 0.9fr; gap: 56px; align-items: start; }
.form-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 24px; padding: 40px; }
.field { margin-bottom: 20px; }
.field label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 8px; color: var(--text2); }
.field label .req { color: var(--accent-light); }
.field input, .field textarea { width: 100%; background: var(--bg); border: 1px solid var(--border); border-radius: 12px; padding: 13px 16px; color: var(--text); font-family: var(--body); font-size: 0.95rem; transition: border-color 0.2s, box-shadow 0.2s; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.field textarea { resize: vertical; min-height: 130px; }
.form-success { display: none; background: rgba(92,224,138,0.1); border: 1px solid rgba(92,224,138,0.3); color: var(--green); border-radius: 12px; padding: 16px; font-size: 0.92rem; margin-bottom: 20px; }
.form-success.show { display: block; }
.contact-info { display: flex; flex-direction: column; gap: 8px; }
.info-item { display: flex; gap: 16px; align-items: flex-start; padding: 18px 0; border-bottom: 1px solid var(--border); text-decoration: none; transition: all 0.2s; }
.info-item:last-child { border-bottom: none; }
.info-item .ii-icon { flex-shrink: 0; width: 44px; height: 44px; background: var(--accent-glow); border-radius: 12px; display: flex; align-items: center; justify-content: center; transition: background 0.25s; }
.info-item:hover .ii-icon { background: var(--accent-glow-strong); }
.info-item .ii-label { display: block; font-size: 0.78rem; color: var(--text3); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 3px; }
.info-item .ii-value { display: block; font-size: 0.98rem; color: var(--text); font-weight: 500; }

/* ── FAQ ── */
.faq { max-width: 820px; margin: 0 auto; }
.faq-item { border: 1px solid var(--border); border-radius: 16px; margin-bottom: 14px; overflow: hidden; transition: border-color 0.25s; background: var(--bg-card); }
.faq-item:hover { border-color: var(--border-h); }
.faq-q { width: 100%; text-align: left; background: none; border: none; color: var(--text); font-family: var(--heading); font-weight: 700; font-size: 1.05rem; padding: 22px 24px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.faq-q .fq-icon { flex-shrink: 0; width: 24px; height: 24px; position: relative; transition: transform 0.3s; }
.faq-q .fq-icon::before, .faq-q .fq-icon::after { content: ''; position: absolute; background: var(--accent); border-radius: 2px; }
.faq-q .fq-icon::before { top: 11px; left: 4px; right: 4px; height: 2px; }
.faq-q .fq-icon::after { left: 11px; top: 4px; bottom: 4px; width: 2px; transition: opacity 0.3s; }
.faq-item.open .fq-icon::after { opacity: 0; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }
.faq-a-inner { padding: 0 24px 22px; color: var(--text2); line-height: 1.7; font-size: 0.95rem; }

/* ── FOOTER ── */
.footer { padding: 64px 0 32px; border-top: 1px solid var(--border); background: var(--bg); }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand img { height: 54px; margin-bottom: 16px; }
.footer-brand p { font-size: 0.88rem; color: var(--text2); line-height: 1.7; max-width: 280px; }
.footer-col h4 { font-family: var(--heading); font-weight: 800; font-size: 0.95rem; margin-bottom: 20px; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 12px; }
.footer-col a { color: var(--text2); text-decoration: none; font-size: 0.88rem; transition: color 0.2s; }
.footer-col a:hover { color: var(--accent-light); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 32px; border-top: 1px solid var(--border); font-size: 0.82rem; color: var(--text3); gap: 16px; flex-wrap: wrap; }
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a { color: var(--text3); text-decoration: none; transition: color 0.2s; }
.footer-bottom-links a:hover { color: var(--accent-light); }
.footer-socials { display: flex; gap: 12px; }
.footer-socials a { width: 40px; height: 40px; background: var(--bg-card); border: 1px solid var(--border); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: var(--text2); text-decoration: none; transition: all 0.25s; }
.footer-socials a:hover { border-color: var(--accent); color: var(--accent-light); background: var(--accent-glow); transform: translateY(-2px); }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
    :root { --sec-pad: 80px; }
    .hero .container { grid-template-columns: 1fr; text-align: center; }
    .hero-content { order: 2; } .hero-visual { order: 1; }
    .hero-text { margin: 0 auto 36px; } .hero-buttons { justify-content: center; }
    .brain-wrap { max-width: 340px; margin: 0 auto; }
    .about-grid { grid-template-columns: 1fr; text-align: center; }
    .about-image { display: flex; justify-content: center; }
    .about-content .subtitle { margin-left: auto; margin-right: auto; }
    .about-signature { text-align: center; }
    .cards-grid { grid-template-columns: repeat(2,1fr); }
    .steps-grid { grid-template-columns: repeat(2,1fr); gap: 40px; }
    .steps-grid::before { display: none; }
    .split, .platform-grid { grid-template-columns: 1fr; gap: 48px; }
    .platform.flip .platform-text { order: 0; }
    .split.reverse .split-visual { order: 0; }
    .contact-grid { grid-template-columns: 1fr; gap: 40px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    :root { --sec-pad: 64px; --nav-h: 64px; }
    .nav-links { display: none; position: fixed; top: var(--nav-h); left: 0; right: 0; bottom: 0; background: rgba(10,10,15,0.98); backdrop-filter: blur(20px); flex-direction: column; align-items: center; justify-content: center; gap: 26px; padding: 40px; overflow-y: auto; }
    .nav-links.open { display: flex; }
    .nav-links .toplink::after { display: none; }
    .dropdown { position: static; transform: none; opacity: 1; visibility: visible; box-shadow: none; background: none; border: none; padding: 0; margin-top: 14px; min-width: auto; text-align: center; }
    .has-dropdown { text-align: center; }
    .dropdown a { padding: 8px; font-size: 0.82rem; color: var(--text3); }
    .menu-toggle { display: flex; }
    .stats-grid { grid-template-columns: repeat(2,1fr); gap: 32px; }
    .stat + .stat::before { display: none; }
    .cards-grid, .cards-grid.two { grid-template-columns: 1fr; }
    .steps-grid { grid-template-columns: 1fr; gap: 36px; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
    .float-badge { display: none; }
    .cta-box { padding: 48px 24px; }
    .form-card { padding: 28px 22px; }
    .brain-wrap { max-width: 280px; }
}
@media (max-width: 480px) {
    .hero h1 { font-size: 2rem; }
    .hero-buttons, .cta-buttons { flex-direction: column; align-items: stretch; }
    .btn { width: 100%; justify-content: center; }
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--bg-card-hover); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }