/* Лендинг Horush — айдентика «Ритм-фигура» (docs/brand/README.md), тон — гайдлайны дизайна
   приложения (тёмная клубная сцена, неон, glass, «сочность»). Без внешних зависимостей. */

/* ---------- Шрифты (самохост, LandingFonts.targets) ---------- */
@font-face {
    font-family: 'Unbounded';
    font-style: normal;
    font-weight: 200 900;
    font-display: swap;
    src: url('/fonts/unbounded-cyrillic.woff2') format('woff2');
    unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
    font-family: 'Unbounded';
    font-style: normal;
    font-weight: 200 900;
    font-display: swap;
    src: url('/fonts/unbounded-latin.woff2') format('woff2');
    unicode-range: U+0000-00FF, U+2000-206F, U+2190-21BB;
}
@font-face {
    font-family: 'Golos Text';
    font-style: normal;
    font-weight: 400 900;
    font-display: swap;
    src: url('/fonts/golos-cyrillic.woff2') format('woff2');
    unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
    font-family: 'Golos Text';
    font-style: normal;
    font-weight: 400 900;
    font-display: swap;
    src: url('/fonts/golos-latin.woff2') format('woff2');
    unicode-range: U+0000-00FF, U+2000-206F, U+2190-21BB;
}

/* ---------- Токены ---------- */
:root {
    --bg: #12121F;
    --bg-deep: #0C0C16;
    --surface: rgba(255, 255, 255, 0.05);
    --surface-hover: rgba(255, 255, 255, 0.08);
    --edge: rgba(255, 255, 255, 0.12);
    --text: #F5F5FF;
    --text-dim: #A9A9C6;
    --pink: #FF2E88;
    --violet: #B24BFF;
    --cyan: #00E5FF;
    --glow: #7A3BFF;
    --grad: linear-gradient(135deg, var(--pink), var(--violet) 52%, var(--cyan));
    --font-display: 'Unbounded', 'Arial Black', sans-serif;
    --font-body: 'Golos Text', 'Segoe UI', system-ui, sans-serif;
    --radius: 24px;
    --radius-s: 14px;
    --dur-enter: 650ms;      /* зеркалит DurationEnter из App.xaml */
    --dur-feedback: 180ms;   /* DurationFeedback */
    --ease-juicy: cubic-bezier(0.22, 1, 0.36, 1);
    --beat: 0;               /* 0..1, пишет landing.js в ритме 120 BPM */
    --head-h: 64px;
}

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

/* Полоса прогресса скролла: scaleX пишет JS (transform — вне layout, дёшево). */
.scroll-progress {
    position: fixed;
    inset: 0 0 auto 0;
    height: 3px;
    z-index: 60;
    background: var(--grad);
    transform-origin: 0 50%;
    transform: scaleX(var(--scroll, 0));
    pointer-events: none;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 17px;
    line-height: 1.65;
    overflow-x: hidden;
}

::selection { background: rgba(178, 75, 255, 0.45); }

h1, h2, h3, .brand-name { font-family: var(--font-display); }

section { scroll-margin-top: calc(var(--head-h) + 12px); }

h2 {
    font-size: clamp(1.5rem, 3.4vw, 2.4rem);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: 0.01em;
    background: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    width: fit-content;
    margin: 0 auto 14px;
    text-align: center;
}

/* ---------- Появление при скролле ---------- */
.reveal {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity var(--dur-enter) var(--ease-juicy), transform var(--dur-enter) var(--ease-juicy);
    transition-delay: var(--delay, 0s);
}
.reveal.in { opacity: 1; transform: none; }

/* ---------- Шапка ---------- */
.site-head {
    position: fixed;
    inset: 0 0 auto 0;
    height: var(--head-h);
    display: flex;
    align-items: center;
    gap: 28px;
    padding: 0 clamp(16px, 4vw, 44px);
    z-index: 50;
    background: rgba(18, 18, 31, 0.62);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid transparent;
    transition: border-color 300ms;
}
.site-head.scrolled { border-bottom-color: var(--edge); }

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text);
}
.brand-mark { width: 30px; height: 30px; }
.brand-name {
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: 0.04em;
}

.site-nav {
    display: flex;
    gap: 22px;
    margin-left: auto;
}
.site-nav a {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 500;
    transition: color var(--dur-feedback);
}
.site-nav a:hover, .site-nav a:focus-visible { color: var(--text); }

.lang-switch {
    display: flex;
    border: 1px solid var(--edge);
    border-radius: 999px;
    overflow: hidden;
    background: var(--surface);
}
.site-nav + .lang-switch { margin-left: 0; }
.lang-switch button {
    appearance: none;
    border: 0;
    background: transparent;
    color: var(--text-dim);
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    padding: 7px 13px;
    cursor: pointer;
    transition: color var(--dur-feedback), background var(--dur-feedback);
}
.lang-switch button[aria-pressed="true"] {
    color: #0C0C16;
    background: linear-gradient(135deg, var(--violet), var(--cyan));
}
.lang-switch button:not([aria-pressed="true"]):hover { color: var(--text); }

/* ---------- Hero ---------- */
.hero {
    position: relative;
    min-height: 100svh;
    display: flex;
    align-items: center;
    padding: calc(var(--head-h) + 40px) clamp(16px, 4vw, 44px) 80px;
    overflow: hidden;
    background:
        radial-gradient(1200px 600px at 70% -10%, rgba(122, 59, 255, 0.16), transparent 70%),
        var(--bg);
}

/* Дрейфующие прожекторы — как SceneBackdropRenderer в игре: два дешёвых пятна на screen-блендинге. */
.spot {
    position: absolute;
    width: 46vmax;
    height: 46vmax;
    border-radius: 50%;
    mix-blend-mode: screen;
    pointer-events: none;
    filter: none;
}
.spot-a {
    left: -12vmax;
    top: -6vmax;
    background: radial-gradient(circle, rgba(255, 46, 136, 0.22), transparent 62%);
    animation: drift-a 26s ease-in-out infinite alternate;
}
.spot-b {
    right: -14vmax;
    bottom: -14vmax;
    background: radial-gradient(circle, rgba(0, 229, 255, 0.18), transparent 62%);
    animation: drift-b 32s ease-in-out infinite alternate;
}
@keyframes drift-a { from { transform: translate(0, 0) scale(1); } to { transform: translate(9vmax, 6vmax) scale(1.15); } }
@keyframes drift-b { from { transform: translate(0, 0) scale(1.1); } to { transform: translate(-8vmax, -5vmax) scale(0.95); } }

/* Неоновый танцпол в перспективе. Бегущие поперечины — просто background-position. */
.floor {
    position: absolute;
    left: -30%;
    right: -30%;
    bottom: -6%;
    height: 44%;
    pointer-events: none;
    transform: perspective(620px) rotateX(58deg);
    transform-origin: 50% 100%;
    background:
        repeating-linear-gradient(90deg, rgba(178, 75, 255, 0.16) 0 2px, transparent 2px 96px),
        repeating-linear-gradient(0deg, rgba(0, 229, 255, 0.13) 0 2px, transparent 2px 74px);
    background-size: auto, auto 148px;
    animation: floor-run 5s linear infinite;
    -webkit-mask-image: linear-gradient(to top, rgba(0,0,0,0.85), transparent 88%);
    mask-image: linear-gradient(to top, rgba(0,0,0,0.85), transparent 88%);
}
@keyframes floor-run { from { background-position: 0 0, 0 0; } to { background-position: 0 0, 0 148px; } }

.hero-inner {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: center;
    gap: clamp(20px, 4vw, 64px);
    max-width: 1180px;
    margin: 0 auto;
    width: 100%;
}

.kicker {
    font-family: var(--font-display);
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--cyan);
    margin-bottom: 18px;
}

h1 {
    font-size: clamp(1.9rem, 4.6vw, 3.4rem);
    font-weight: 700;
    line-height: 1.14;
    letter-spacing: 0.005em;
    margin-bottom: 22px;
}
h1 em {
    font-style: normal;
    background: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* Мерцающий градиент заголовков: медленный сдвиг background-position, GPU-дёшево. */
h1 em, h2, .praise-word {
    background-size: 220% 220%;
    animation: grad-shift 7s ease-in-out infinite alternate;
}
@keyframes grad-shift {
    from { background-position: 0% 50%; }
    to { background-position: 100% 50%; }
}

.lead {
    color: var(--text-dim);
    font-size: clamp(1rem, 1.6vw, 1.14rem);
    max-width: 34em;
    margin-bottom: 30px;
}

.store-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 26px;
}
.store-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 18px 10px 14px;
    border: 1px solid var(--edge);
    border-radius: var(--radius-s);
    background: var(--surface);
    cursor: default;
    user-select: none;
    transition: transform var(--dur-feedback) var(--ease-juicy), background var(--dur-feedback);
}
.store-badge:hover { background: var(--surface-hover); transform: translateY(-2px); }
.store-badge svg { width: 22px; height: 22px; fill: var(--text); opacity: 0.9; }
.sb-text { display: flex; flex-direction: column; line-height: 1.25; }
.sb-text b { font-size: 0.92rem; font-weight: 600; }
.sb-text i {
    font-style: normal;
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--cyan);
}

.cta-demo {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    color: #0C0C16;
    text-decoration: none;
    padding: 14px 26px;
    border-radius: 999px;
    background: var(--grad);
    /* свечение «дышит» в бит (--beat из JS) */
    box-shadow: 0 0 calc(22px + var(--beat) * 20px) rgba(122, 59, 255, calc(0.32 + var(--beat) * 0.22));
    transition: transform var(--dur-feedback) var(--ease-juicy);
}
.cta-demo:hover, .cta-demo:focus-visible {
    transform: translateY(-2px) scale(1.03);
}
.cta-demo:active { transform: translateY(0) scale(0.97); }

/* Частицы-«пылинки» прожекторов (canvas, рисует landing.js; живёт только пока hero виден). */
.hero-fx {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

/* --- Фигура в hero: эквалайзер-торс пляшет, конечности покачиваются --- */
.hero-stage { position: relative; }
.hero-figure { width: 100%; max-width: 440px; display: block; margin: 0 auto; }

.hf-glow {
    transform-origin: center;
    transform-box: fill-box;
    /* лёгкое «дыхание по биту»: scale читает --beat из JS */
    transform: scale(calc(1 + var(--beat) * 0.05));
    opacity: calc(0.82 + var(--beat) * 0.18);
}

.hf-bar { transform-box: fill-box; transform-origin: 50% 100%; animation: eq 1.9s ease-in-out infinite; }
.hf-bar-1 { animation-delay: 0s; }
.hf-bar-2 { animation-delay: -0.45s; }
.hf-bar-3 { animation-delay: -1.0s; }
.hf-bar-4 { animation-delay: -1.45s; }
/* Столбики только сжимаются (scaleY ≤ 1): рост выше проектной высоты налезал на голову и руки. */
@keyframes eq {
    0%, 100% { transform: scaleY(1); }
    30% { transform: scaleY(0.72); }
    55% { transform: scaleY(0.95); }
    75% { transform: scaleY(0.8); }
}

.hf-arm, .hf-leg, .hf-head { transform-box: fill-box; }
.hf-arm-r { transform-origin: 0% 100%; animation: sway-ar 3.8s ease-in-out infinite; }
.hf-arm-l { transform-origin: 100% 0%; animation: sway-al 3.8s ease-in-out infinite; }
.hf-leg-r { transform-origin: 0% 0%; animation: sway-lr 3.8s ease-in-out infinite; }
.hf-leg-l { transform-origin: 100% 0%; animation: sway-ll 3.8s ease-in-out infinite; }
.hf-head { transform-origin: 50% 100%; animation: bob 1.9s ease-in-out infinite; }
@keyframes sway-ar { 0%, 100% { transform: rotate(0deg); } 50% { transform: rotate(9deg); } }
@keyframes sway-al { 0%, 100% { transform: rotate(0deg); } 50% { transform: rotate(-7deg); } }
@keyframes sway-lr { 0%, 100% { transform: rotate(0deg); } 50% { transform: rotate(-4deg); } }
@keyframes sway-ll { 0%, 100% { transform: rotate(0deg); } 50% { transform: rotate(4deg); } }
@keyframes bob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(5px); } }

/* Всплывающие очки у фигуры — «сочность» из игры (+N, PERFECT, ХОРОШ!). */
.hero-score { position: absolute; inset: 0; pointer-events: none; }
.score-chip {
    position: absolute;
    font-family: var(--font-display);
    font-weight: 700;
    opacity: 0;
    animation: chip-float 5.6s ease-out infinite;
}
.chip-perfect { left: 6%; top: 34%; font-size: 0.95rem; color: var(--cyan); animation-delay: 0.6s; }
.chip-n1 { right: 10%; top: 26%; font-size: 1.15rem; color: var(--pink); animation-delay: 2s; }
.chip-n2 { right: 20%; top: 52%; font-size: 0.9rem; color: var(--violet); animation-delay: 3.4s; }
.chip-praise {
    left: 12%;
    top: 58%;
    font-size: 1.5rem;
    transform: rotate(-6deg);
    background: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation-name: chip-praise;
    animation-delay: 4.4s;
}
@keyframes chip-float {
    0%, 78% { opacity: 0; translate: 0 14px; }
    82% { opacity: 1; translate: 0 0; }
    96% { opacity: 0; translate: 0 -26px; }
    100% { opacity: 0; }
}
@keyframes chip-praise {
    0%, 74% { opacity: 0; scale: 0.6; }
    79% { opacity: 1; scale: 1.12; }
    84% { scale: 1; }
    94% { opacity: 0; scale: 1; }
    100% { opacity: 0; }
}

/* ---------- Как это устроено ---------- */
.how { padding: 110px clamp(16px, 4vw, 44px) 40px; max-width: 1180px; margin: 0 auto; }
.steps {
    list-style: none;
    counter-reset: step;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
    margin-top: 44px;
}
.step {
    counter-increment: step;
    position: relative;
    padding: 30px 26px 26px;
    border: 1px solid var(--edge);
    border-radius: var(--radius);
    background: var(--surface);
}
.step::before {
    content: "0" counter(step);
    position: absolute;
    top: 22px;
    right: 24px;
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--text-dim);
    opacity: 0.7;
}
.step-icon { width: 46px; height: 46px; margin-bottom: 18px; }
/* Иконки шагов живут: волна из телефона, пляска человечка, мерцание звезды, тасовка карточек. */
.ic-pulse { transform-box: fill-box; transform-origin: center; animation: ic-pulse 2.2s ease-in-out infinite; }
@keyframes ic-pulse { 0%, 100% { opacity: 0.45; transform: translateY(0); } 50% { opacity: 1; transform: translateY(3px); } }
.ic-dance { transform-box: fill-box; transform-origin: 50% 15%; animation: ic-dance 3.2s ease-in-out infinite; }
@keyframes ic-dance { 0%, 100% { transform: rotate(-4deg); } 50% { transform: rotate(5deg); } }
.ic-star { transform-box: fill-box; transform-origin: center; animation: ic-star 2.6s ease-in-out infinite; }
@keyframes ic-star { 0%, 100% { transform: scale(1); opacity: 0.75; } 50% { transform: scale(1.22); opacity: 1; } }
.ic-card { transform-box: fill-box; transform-origin: center; animation: ic-card 3.4s ease-in-out infinite; }
@keyframes ic-card { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(2px, -2px); } }
.step h3 { font-size: 1.02rem; font-weight: 600; line-height: 1.35; margin-bottom: 10px; }
.step p { color: var(--text-dim); font-size: 0.95rem; }

/* ---------- Тикер похвал ---------- */
.ticker {
    overflow: hidden;
    border-top: 1px solid var(--edge);
    border-bottom: 1px solid var(--edge);
    background: rgba(255, 255, 255, 0.02);
    transform: rotate(-1.2deg) scale(1.02);
    margin: 30px 0 10px;
}
.ticker-track {
    display: inline-flex;
    align-items: center;
    gap: 26px;
    padding: 12px 0;
    white-space: nowrap;
    will-change: transform;
    animation: ticker-run 26s linear infinite;
}
.ticker:hover .ticker-track { animation-play-state: paused; }
@keyframes ticker-run { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.ticker-track span {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--text-dim);
}
.ticker-track i { font-style: normal; color: rgba(178, 75, 255, 0.6); font-size: 0.7rem; }
.tk-grad {
    background: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent !important;
}
.tk-pink { color: var(--pink) !important; }
.tk-cyan { color: var(--cyan) !important; }

/* ---------- Бенто «Что внутри» ---------- */
.features { padding: 90px clamp(16px, 4vw, 44px); max-width: 1180px; margin: 0 auto; }
.bento {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin-top: 44px;
}
.card {
    position: relative;
    padding: 26px 24px;
    border: 1px solid var(--edge);
    border-radius: var(--radius);
    background: var(--surface);
    overflow: hidden;
    /* --rx/--ry — 3D-наклон за курсором (landing.js), --lift — HoverLift как в приложении */
    transform: perspective(900px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateY(var(--lift, 0px));
    transition: transform 260ms var(--ease-juicy), background var(--dur-feedback), box-shadow 260ms var(--ease-juicy);
}
.card:hover {
    --lift: -6px;
    background: var(--surface-hover);
    box-shadow: 0 14px 40px rgba(12, 12, 22, 0.5), 0 0 0 1px rgba(178, 75, 255, 0.25), 0 0 30px rgba(122, 59, 255, 0.12);
}
/* Пятно-прожектор, следующее за курсором (координаты пишет landing.js). */
.card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(240px circle at var(--mx, 50%) var(--my, 50%), rgba(178, 75, 255, 0.16), transparent 65%);
    opacity: 0;
    transition: opacity 300ms;
    pointer-events: none;
}
.card:hover::before { opacity: 1; }
.card-hero { grid-column: span 2; grid-row: span 2; padding: 34px 30px; }
.card-hero::after {
    content: "";
    position: absolute;
    right: -60px;
    bottom: -60px;
    width: 260px;
    height: 260px;
    background: radial-gradient(circle, rgba(122, 59, 255, 0.28), transparent 65%);
    pointer-events: none;
}
.card-wide { grid-column: span 2; }
.card-icon { width: 34px; height: 34px; margin-bottom: 16px; }
.card-hero .card-icon { width: 44px; height: 44px; }
.ci-s { fill: none; stroke: url(#bm); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.ci-f { fill: url(#bm); }
.card h3 { font-size: 1rem; font-weight: 600; line-height: 1.35; margin-bottom: 10px; }
.card-hero h3 { font-size: 1.25rem; }
.card p { color: var(--text-dim); font-size: 0.93rem; }
.card-hero p { font-size: 1rem; max-width: 36em; }

/* ---------- ИИ-тренер ---------- */
.coach { position: relative; overflow: hidden; background: var(--bg-deep); padding: 100px clamp(16px, 4vw, 44px); }
.coach-inner { position: relative; max-width: 1180px; margin: 0 auto; }
.spot-c {
    left: 50%;
    top: -12vmax;
    background: radial-gradient(circle, rgba(0, 229, 255, 0.10), transparent 62%);
    animation: drift-c 30s ease-in-out infinite alternate;
}
@keyframes drift-c { from { transform: translate(-65%, 0); } to { transform: translate(-30%, 9vmax); } }
.coach-lead { text-align: center; color: var(--text-dim); max-width: 40em; margin: 0 auto 46px; }
.coach-points {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}
.coach-points li {
    padding: 26px 24px;
    border-left: 2px solid transparent;
    border-image: linear-gradient(to bottom, var(--pink), var(--cyan)) 1;
    border-left-width: 2px;
    border-left-style: solid;
}
.coach-points h3 { font-size: 1rem; font-weight: 600; margin-bottom: 10px; }
.coach-points p { color: var(--text-dim); font-size: 0.95rem; }

.praise-art { text-align: center; margin-top: 70px; }
.praise-word {
    display: inline-block;
    font-family: var(--font-display);
    font-size: clamp(3rem, 9vw, 6.5rem);
    font-weight: 800;
    line-height: 1;
    transform: rotate(-4deg) scale(calc(1 + var(--beat) * 0.02));
    background: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    /* свечение — двухслойное хало айдентики, без blur-фильтров */
    text-shadow: 0 0 46px rgba(122, 59, 255, 0.4);
}
.praise-note {
    display: block;
    margin-top: 18px;
    color: var(--text-dim);
    font-size: 0.95rem;
}

/* ---------- Демо ---------- */
.demo { padding: 110px clamp(16px, 4vw, 44px) 90px; max-width: 1020px; margin: 0 auto; }
.demo-lead { text-align: center; color: var(--text-dim); max-width: 38em; margin: 0 auto 40px; }
.demo-card {
    position: relative;
    border-radius: var(--radius);
    border: 1px solid var(--edge);
    overflow: hidden;
    aspect-ratio: 16 / 10;
    background:
        radial-gradient(560px 340px at 50% 20%, rgba(122, 59, 255, 0.18), transparent 70%),
        var(--bg-deep);
}
#demo-canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
#demo-video { display: none; }
.demo-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    gap: 16px;
    padding: 30px;
    background: linear-gradient(to top, rgba(12, 12, 22, 0.82), transparent 55%);
    transition: opacity 400ms;
}
.demo-overlay.hidden { opacity: 0; pointer-events: none; }
.demo-start {
    display: flex;
    align-items: center;
    gap: 12px;
    appearance: none;
    border: 0;
    cursor: pointer;
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    color: #0C0C16;
    padding: 16px 30px;
    border-radius: 999px;
    background: var(--grad);
    box-shadow: 0 0 30px rgba(122, 59, 255, 0.45);
    transition: transform var(--dur-feedback) var(--ease-juicy), box-shadow var(--dur-feedback);
}
.demo-start:hover, .demo-start:focus-visible { transform: translateY(-2px) scale(1.02); box-shadow: 0 6px 44px rgba(122, 59, 255, 0.6); }
.demo-start svg { width: 18px; height: 18px; }
.demo-note { color: var(--text-dim); font-size: 0.83rem; text-align: center; max-width: 34em; }
.demo-hud {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 14px 20px;
    background: linear-gradient(to top, rgba(12, 12, 22, 0.75), transparent);
}
.demo-status { font-size: 0.85rem; color: var(--text-dim); }
.demo-stop {
    appearance: none;
    cursor: pointer;
    border: 1px solid var(--edge);
    border-radius: 999px;
    background: rgba(18, 18, 31, 0.6);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 0.85rem;
    padding: 8px 18px;
    transition: background var(--dur-feedback);
}
.demo-stop:hover { background: rgba(255, 255, 255, 0.12); }

/* ---------- Скоро ---------- */
.soon { padding: 20px clamp(16px, 4vw, 44px) 110px; max-width: 1180px; margin: 0 auto; }
.soon-chips {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-top: 36px;
}
.soon-chips li {
    padding: 12px 22px;
    border: 1px dashed rgba(255, 255, 255, 0.22);
    border-radius: 999px;
    color: var(--text-dim);
    font-size: 0.92rem;
    background: rgba(255, 255, 255, 0.03);
}

/* ---------- Подвал ---------- */
.site-foot {
    border-top: 1px solid var(--edge);
    background: var(--bg-deep);
    padding: 46px clamp(16px, 4vw, 44px) 56px;
    text-align: center;
}
.foot-brand { display: flex; align-items: center; justify-content: center; gap: 10px; margin-bottom: 16px; }
.foot-brand .brand-mark { width: 26px; height: 26px; }
.foot-brand .brand-name { font-size: 0.95rem; }
.foot-note { color: var(--text-dim); font-size: 0.88rem; max-width: 44em; margin: 0 auto 10px; }
.foot-copy { color: rgba(169, 169, 198, 0.55); font-size: 0.8rem; }

/* ---------- Адаптив ---------- */
@media (max-width: 960px) {
    .hero-inner { grid-template-columns: 1fr; text-align: center; }
    .hero-copy { display: flex; flex-direction: column; align-items: center; }
    .hero-figure { max-width: 320px; }
    .hero-stage { order: -1; margin-top: -20px; }
    .steps { grid-template-columns: 1fr; }
    .bento { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .card-hero { grid-column: span 2; grid-row: auto; }
    .coach-points { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
    .site-nav { display: none; }
    .lang-switch { margin-left: auto; }
    .bento { grid-template-columns: 1fr; }
    .card-hero, .card-wide { grid-column: auto; }
    .demo-card { aspect-ratio: 3 / 4; }
    .hero { padding-bottom: 40px; }
}

/* ---------- Reduced motion: деградируем, не лагаем (как в игре) ---------- */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .spot, .floor,
    .hf-bar, .hf-arm, .hf-leg, .hf-head,
    .score-chip, .ticker-track,
    h1 em, h2, .praise-word,
    .ic-pulse, .ic-dance, .ic-star, .ic-card { animation: none; }
    .score-chip { opacity: 0.9; translate: 0 0; }
    .reveal { opacity: 1; transform: none; transition: none; }
    .hf-glow, .praise-word { transform: none; }
    .hero-fx { display: none; }
    .card { transform: none; }
}