/* ============ HEXONIX Landing ============ */
:root {
    --bg: #05050d;
    --bg-soft: #0b0f19;
    --panel: #101026;
    --panel-2: #151a2e;
    --border: #00ff66;
    --accent: #00ff66;
    --accent-2: #00f3ff;
    --text: #e2e8f0;
    --muted: #7c8aa5;
    --danger: #ff3333;
    --radius: 10px;
    --font: "Cascadia Mono", Consolas, "SF Mono", "Courier New", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }

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

.container {
    width: min(1080px, 92vw);
    margin: 0 auto;
    position: relative;
}

.section { padding: 96px 0; position: relative; }
.section.alt { background:
    linear-gradient(180deg, rgba(0,255,102,0.03), rgba(0,0,0,0) 180px),
    var(--bg-soft);
    border-top: 1px solid rgba(0,255,102,0.12);
    border-bottom: 1px solid rgba(0,255,102,0.12);
}

.section-title {
    font-size: clamp(26px, 4vw, 40px);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin: 0 0 12px;
    text-align: center;
    text-shadow: 0 0 18px rgba(0,255,102,0.35);
}
.section-title .accent { color: var(--accent); }

.section-lead, .lead {
    text-align: center;
    color: var(--muted);
    max-width: 760px;
    margin: 0 auto 48px;
    font-size: 16px;
}

/* ---- гекс-подложка ---- */
.hero-grid {
    position: absolute; inset: 0;
    background-image:
        radial-gradient(circle at 20% 20%, rgba(0,255,102,0.05), transparent 40%),
        radial-gradient(circle at 80% 10%, rgba(0,243,255,0.05), transparent 40%),
        url("data:image/svg+xml,%3Csvg width='56' height='100' viewBox='0 0 28 48' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M14 0l12 7v14l-12 7-12-7V7z' fill='none' stroke='%2300ff66' stroke-opacity='0.07'/%3E%3Cpath d='M0 24l14-8 14 8M0 24v16l14 8 14-8V24' fill='none' stroke='%2300f3ff' stroke-opacity='0.05'/%3E%3C/svg%3E");
    background-size: 56px 100px;
    mask-image: linear-gradient(180deg, #000 30%, transparent 90%);
    -webkit-mask-image: linear-gradient(180deg, #000 30%, transparent 90%);
    pointer-events: none;
}

/* ---- шапка ---- */
.site-header {
    position: fixed; top: 0; left: 0; right: 0;
    z-index: 100;
    background: rgba(5,5,13,0.72);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
    transition: border-color .3s, background .3s;
}
.site-header.scrolled {
    background: rgba(5,5,13,0.92);
    border-bottom-color: rgba(0,255,102,0.25);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }

.brand { display: flex; align-items: center; gap: 10px; color: var(--text); }
.brand:hover { text-decoration: none; }
.brand-logo { width: 34px; height: 34px; object-fit: cover; border-radius: 6px; border: 1px solid rgba(0,255,102,0.6); box-shadow: 0 0 10px rgba(0,255,102,0.35); }
.brand-name { font-weight: 700; letter-spacing: 3px; font-size: 18px; color: var(--accent); text-shadow: 0 0 12px rgba(0,255,102,0.6); }

.site-nav { display: flex; align-items: center; gap: 22px; }
.site-nav a { color: var(--muted); font-size: 14px; letter-spacing: .3px; transition: color .2s; }
.site-nav a:hover { color: var(--accent); text-decoration: none; }
.site-nav .nav-cta {
    color: var(--accent); border: 1px solid var(--accent);
    padding: 7px 16px; border-radius: 6px;
    box-shadow: 0 0 10px rgba(0,255,102,0.25);
    transition: background .2s, color .2s;
}
.site-nav .nav-cta:hover { background: var(--accent); color: var(--bg); }

.burger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.burger span { width: 24px; height: 2px; background: var(--accent); border-radius: 2px; transition: .25s; }

/* ---- кнопки ---- */
.btn {
    display: inline-block;
    font-family: var(--font);
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 14px 26px;
    border-radius: 8px;
    border: 1px solid var(--accent);
    cursor: pointer;
    transition: transform .15s, box-shadow .2s, background .2s, color .2s;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn-primary { background: var(--accent); color: #02130a; box-shadow: 0 0 22px rgba(0,255,102,0.45); }
.btn-primary:hover { box-shadow: 0 0 34px rgba(0,255,102,0.65); }
.btn-ghost { background: rgba(0,255,102,0.05); color: var(--accent); }
.btn-ghost:hover { background: rgba(0,255,102,0.14); box-shadow: 0 0 18px rgba(0,255,102,0.3); }

/* ---- hero ---- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex; align-items: center;
    text-align: center;
    padding: 120px 0 80px;
    overflow: hidden;
}
.hero::after {
    content: "";
    position: absolute; left: 50%; bottom: 0;
    width: 70vw; height: 2px; transform: translateX(-50%);
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: .7;
}
.hero-inner { position: relative; z-index: 1; }

.hero-badge {
    display: inline-block;
    font-size: 12px; letter-spacing: 2px; text-transform: uppercase;
    color: var(--accent-2);
    border: 1px solid rgba(0,243,255,0.4);
    padding: 6px 14px; border-radius: 100px;
    background: rgba(0,243,255,0.06);
    margin-bottom: 28px;
}
.hero-title {
    font-size: clamp(56px, 13vw, 130px);
    margin: 0;
    letter-spacing: 12px;
    color: var(--accent);
    text-shadow: 0 0 30px rgba(0,255,102,0.55), 0 0 80px rgba(0,255,102,0.25);
    animation: pulse 4s ease-in-out infinite;
}
.hero-subtitle {
    font-size: clamp(18px, 3vw, 28px);
    letter-spacing: 2px;
    color: var(--accent-2);
    margin: 10px 0 18px;
    text-shadow: 0 0 16px rgba(0,243,255,0.4);
}
.hero-tagline { color: var(--muted); font-size: 16px; max-width: 700px; margin: 0 auto 30px; }
.hero-tagline br { display: none; }

.hero-chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-bottom: 36px; }
.chip {
    font-size: 13px; color: var(--text);
    border: 1px solid rgba(0,255,102,0.3);
    background: var(--panel);
    padding: 8px 16px; border-radius: 100px;
    box-shadow: inset 0 0 12px rgba(0,255,102,0.06);
}
.hero-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; }
.hero-note { margin-top: 22px; font-size: 12px; color: var(--muted); letter-spacing: 1px; }

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: .82; }
}

/* ---- about ---- */
.about-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; margin-top: 40px; }
.about-card {
    background: var(--panel);
    border: 1px solid rgba(0,255,102,0.18);
    border-radius: var(--radius);
    padding: 28px 26px;
    position: relative;
    transition: transform .2s, box-shadow .2s, border-color .2s;
}
.about-card:hover { transform: translateY(-4px); border-color: rgba(0,255,102,0.5); box-shadow: 0 10px 40px rgba(0,255,102,0.12); }
.about-icon { font-size: 30px; margin-bottom: 14px; }
.about-card h3 { margin: 0 0 10px; color: var(--accent); letter-spacing: 1px; text-transform: uppercase; font-size: 16px; }
.about-card p { margin: 0; color: var(--muted); font-size: 14px; }

/* ---- features ---- */
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.feature {
    background: linear-gradient(180deg, var(--panel-2), var(--panel));
    border: 1px solid rgba(0,243,255,0.15);
    border-radius: var(--radius);
    padding: 24px 20px;
    transition: transform .2s, box-shadow .2s, border-color .2s;
}
.feature:hover { transform: translateY(-5px); border-color: rgba(0,243,255,0.45); box-shadow: 0 12px 30px rgba(0,243,255,0.12); }
.feature-icon { font-size: 28px; margin-bottom: 12px; }
.feature h3 { margin: 0 0 8px; font-size: 15px; color: var(--text); letter-spacing: .5px; }
.feature p { margin: 0; font-size: 13px; color: var(--muted); }

/* ---- steps (курс) ---- */
.steps { list-style: none; margin: 0; padding: 0; max-width: 780px; margin: 0 auto; }
.step { display: flex; gap: 22px; padding: 22px 0; border-bottom: 1px dashed rgba(0,255,102,0.18); }
.step:last-child { border-bottom: none; }
.step-num {
    flex: 0 0 auto;
    width: 46px; height: 46px;
    display: flex; align-items: center; justify-content: center;
    font-size: 20px; font-weight: 700;
    color: var(--bg);
    background: var(--accent);
    border-radius: 8px;
    box-shadow: 0 0 18px rgba(0,255,102,0.5);
}
.step-body h3 { margin: 0 0 6px; font-size: 17px; color: var(--accent); text-transform: uppercase; letter-spacing: 1px; }
.step-body p { margin: 0; color: var(--muted); font-size: 14px; }
.howto-cta { text-align: center; margin-top: 40px; }

/* ---- screenshots ---- */
.shots-phone { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }

.shot {
    margin: 0;
    background: var(--panel);
    border: 1px solid rgba(0,255,102,0.2);
    border-radius: var(--radius);
    overflow: hidden;
    cursor: zoom-in;
    transition: transform .2s, box-shadow .2s, border-color .2s;
}
.shot:hover { transform: translateY(-4px); border-color: rgba(0,255,102,0.6); box-shadow: 0 12px 34px rgba(0,255,102,0.15); }
.shot img { width: 100%; height: 100%; object-fit: cover; }
.shots-phone .shot img { aspect-ratio: 9 / 16; }
.shot figcaption {
    padding: 10px 12px;
    font-size: 12px; color: var(--muted); text-align: center;
    border-top: 1px solid rgba(0,255,102,0.12);
    letter-spacing: .5px;
}

/* ---- lightbox ---- */
.lightbox {
    position: fixed; inset: 0; z-index: 500;
    background: rgba(3,3,10,0.95);
    display: none; align-items: center; justify-content: center;
    padding: 40px;
}
.lightbox.open { display: flex; }
.lightbox img {
    max-width: 92vw; max-height: 88vh;
    border: 1px solid rgba(0,255,102,0.5);
    box-shadow: 0 0 40px rgba(0,255,102,0.3);
    border-radius: 8px;
}
.lightbox-close {
    position: absolute; top: 18px; right: 22px;
    background: none; border: none; color: var(--accent);
    font-size: 40px; cursor: pointer; line-height: 1;
}

/* ---- stats ---- */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.stat {
    background: var(--panel);
    border: 1px solid rgba(0,255,102,0.18);
    border-radius: var(--radius);
    padding: 24px 18px; text-align: center;
    transition: border-color .2s, transform .2s;
}
.stat:hover { border-color: rgba(0,243,255,0.5); transform: translateY(-3px); }
.stat-value { font-size: 24px; font-weight: 700; color: var(--accent); text-shadow: 0 0 14px rgba(0,255,102,0.4); margin-bottom: 8px; }
.stat-label { font-size: 12px; color: var(--muted); letter-spacing: .5px; }

/* ---- community ---- */
.community-card {
    display: flex; align-items: center; gap: 34px;
    background: linear-gradient(135deg, rgba(0,255,102,0.08), rgba(0,243,255,0.05)), var(--panel);
    border: 1px solid rgba(0,255,102,0.35);
    border-radius: 18px;
    padding: 44px 40px;
    box-shadow: 0 0 50px rgba(0,255,102,0.12);
}
.community-avatar { width: 120px; height: 120px; border-radius: 18px; border: 2px solid var(--accent); box-shadow: 0 0 26px rgba(0,255,102,0.45); flex: 0 0 auto; }
.community-card h2 { margin: 0 0 12px; font-size: 24px; letter-spacing: 1px; }
.community-card p { margin: 0 0 22px; color: var(--muted); font-size: 15px; }
.community-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* ---- faq ---- */
.faq { max-width: 800px; margin: 0 auto; }
.faq-item {
    background: var(--panel);
    border: 1px solid rgba(0,255,102,0.18);
    border-radius: var(--radius);
    margin-bottom: 12px;
    overflow: hidden;
}
.faq-item[open] { border-color: rgba(0,255,102,0.5); box-shadow: 0 0 20px rgba(0,255,102,0.08); }
.faq-item summary {
    cursor: pointer;
    padding: 18px 22px;
    font-size: 15px; font-weight: 700; letter-spacing: .3px;
    color: var(--text);
    list-style: none;
    display: flex; justify-content: space-between; align-items: center; gap: 12px;
    user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
    content: "+"; color: var(--accent); font-size: 22px; line-height: 1;
    transition: transform .2s;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item summary:hover { color: var(--accent); }
.faq-body { padding: 0 22px 18px; color: var(--muted); font-size: 14px; }
.faq-body p { margin: 0; }

/* ---- footer ---- */
.site-footer { border-top: 1px solid rgba(0,255,102,0.2); background: var(--bg-soft); padding: 48px 0 36px; }
.footer-inner { text-align: center; }
.footer-brand { display: flex; align-items: center; justify-content: center; gap: 10px; font-weight: 700; letter-spacing: 3px; color: var(--accent); margin-bottom: 12px; }
.footer-tag { color: var(--muted); font-size: 13px; margin: 0 0 18px; }
.footer-nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 20px; margin-bottom: 22px; }
.footer-nav a { color: var(--muted); font-size: 13px; }
.footer-nav a:hover { color: var(--accent); }
.footer-note { color: #4b5870; font-size: 11px; max-width: 720px; margin: 0 auto; }

/* ---- reveal ---- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ---- responsive ---- */
@media (max-width: 960px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .shots-phone { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 720px) {
    .site-nav {
        position: fixed; top: 64px; right: 0; bottom: 0;
        width: min(300px, 80vw);
        background: rgba(5,5,13,0.98);
        border-left: 1px solid rgba(0,255,102,0.25);
        flex-direction: column; align-items: flex-start;
        gap: 6px; padding: 26px 26px;
        transform: translateX(100%);
        transition: transform .3s ease;
        z-index: 90;
    }
    .site-nav.open { transform: translateX(0); }
    .site-nav a { font-size: 16px; padding: 10px 0; width: 100%; }
    .burger { display: flex; }
    .about-grid, .features-grid, .stats-grid { grid-template-columns: 1fr; }
    .shots-phone { grid-template-columns: repeat(2, 1fr); }
    .community-card { flex-direction: column; text-align: center; padding: 32px 22px; }
    .community-actions { justify-content: center; }
    .hero-title { letter-spacing: 6px; }
    .step { gap: 16px; }
    .section { padding: 64px 0; }
}