/* ==========================================================
   НАСТРОЙКИ — меняйте цвета/шрифты здесь
   ========================================================== */
:root{
  --bg:#05081a;          /* тёмный фон */
  --blue:#2f4bff;        /* основной синий */
  --blue-2:#6f93ff;      /* светлый синий */
  --text:#0f1530;        /* текст статьи */
  --muted:#5b6385;
  --paper:#f5f7ff;       /* фон статьи */
  --radius:18px;
  --font:"Manrope",system-ui,sans-serif;
  --serif:"Source Serif 4",Georgia,serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--paper);color:var(--text);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit}

/* ---------- TOPBAR ---------- */
.topbar{position:absolute;inset:0 0 auto;z-index:5;display:flex;justify-content:space-between;align-items:center;padding:22px clamp(18px,5vw,60px);gap:12px}
.tags{display:flex;gap:8px;flex-wrap:wrap}
.tag{font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:#cfd8ff;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.04);padding:6px 10px;border-radius:4px;display:flex;align-items:center;gap:7px}
.tag--live i{width:7px;height:7px;background:#7dffb0;border-radius:2px;animation:blink 1.6s infinite}
@keyframes blink{50%{opacity:.25}}

/* ---------- HERO ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;color:#fff;overflow:hidden;
  background:
    radial-gradient(120% 90% at 85% 80%,#7fa0ff 0%,#3550ff 30%,transparent 62%),
    radial-gradient(90% 70% at 10% 110%,#90a8ff 0%,#2a45f0 35%,transparent 70%),
    linear-gradient(160deg,#03050f 0%,#081045 45%,#1f36e0 100%);}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,5,15,.75) 0%,rgba(3,5,15,.2) 55%,transparent);pointer-events:none}
.hero__content{position:relative;z-index:2;max-width:760px;padding:120px clamp(18px,5vw,60px) 80px}
.meta{font-size:13px;color:#aab6ff;margin-bottom:22px;letter-spacing:.02em}
h1{font-size:clamp(34px,5.4vw,68px);line-height:1.02;letter-spacing:-.035em;font-weight:600}
h1 .dim{color:rgba(255,255,255,.55);display:block}
.lead{margin:24px 0 34px;font-size:clamp(16px,1.6vw,19px);line-height:1.6;color:#d6ddff;max-width:600px}
.cta-row{display:flex;gap:10px;flex-wrap:wrap}

.hero__grid{position:absolute;right:-4%;top:50%;transform:translateY(-50%);width:min(62vw,820px);z-index:1;opacity:.95}
.iso .st{fill:rgba(140,170,255,.18);stroke:rgba(255,255,255,.55);stroke-width:1;transform-origin:center;animation:rise 6s ease-in-out infinite}
.iso .st:nth-child(2){animation-delay:.3s}.iso .st:nth-child(3){animation-delay:.6s}.iso .st:nth-child(4){animation-delay:.9s}
@keyframes rise{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.iso__lines path{stroke-dashoffset:0;animation:dash 14s linear infinite}
@keyframes dash{to{stroke-dashoffset:-200}}
.iso .dot{animation:pulse 2.4s ease-in-out infinite}.iso .d2{animation-delay:.8s}.iso .d3{animation-delay:1.6s}
@keyframes pulse{50%{opacity:.2}}
@media (max-width:860px){.hero__grid{width:120vw;right:-35%;top:auto;bottom:-6%;transform:none;opacity:.45}}

/* ---------- BUTTONS ---------- */
.btn{display:inline-flex;align-items:center;gap:12px;text-decoration:none;font-weight:600;font-size:15px;padding:15px 22px;border-radius:10px;transition:transform .25s,box-shadow .25s,background .25s}
.btn--primary{background:linear-gradient(135deg,var(--blue-2),var(--blue));color:#fff;box-shadow:0 10px 30px -10px rgba(47,75,255,.8)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px -10px rgba(47,75,255,.95)}
.btn__arrow{background:rgba(255,255,255,.18);border-radius:6px;padding:4px 8px;transition:transform .25s}
.btn:hover .btn__arrow{transform:translateX(4px)}
.btn--ghost{border:1px solid rgba(255,255,255,.25);color:#fff;background:rgba(255,255,255,.05);backdrop-filter:blur(6px)}
.btn--ghost:hover{background:rgba(255,255,255,.12)}
.btn--lg{padding:18px 26px;font-size:16px;width:100%;justify-content:center}

/* ---------- ARTICLE ---------- */
.article{max-width:760px;margin:0 auto;padding:80px 20px 40px}
.chapter{margin-bottom:80px}
.chapter__num{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);margin-bottom:14px}
h2{font-size:clamp(26px,3.4vw,38px);line-height:1.12;letter-spacing:-.025em;margin-bottom:22px;font-weight:700}
.chapter p{font-family:var(--serif);font-size:19px;line-height:1.75;color:#262c48;margin-bottom:22px}
.chapter strong{color:var(--text)}
.photo{margin:34px 0;border-radius:var(--radius);overflow:hidden;background:#fff;box-shadow:0 30px 60px -30px rgba(15,21,80,.35)}
.photo img{width:100%;transition:transform 1.2s cubic-bezier(.2,.7,.2,1)}
.photo:hover img{transform:scale(1.03)}
.photo figcaption{font-size:13px;color:var(--muted);padding:14px 18px}
.photo--tilt{transform:rotate(-1deg)}
.pull{font-family:var(--serif);font-style:italic;font-size:22px;line-height:1.5;border-left:3px solid var(--blue);padding:6px 0 6px 22px;margin:30px 0;color:#1b2250}

.features{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:28px 0}
.feat{background:#fff;border:1px solid #e3e8ff;border-radius:14px;padding:22px;transition:transform .3s,box-shadow .3s}
.feat:hover{transform:translateY(-4px);box-shadow:0 20px 40px -24px rgba(47,75,255,.5)}
.feat__icon{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue-2),var(--blue));color:#fff;margin-bottom:14px}
.feat h3{font-size:16px;margin-bottom:8px}
.feat p{font-family:var(--font)!important;font-size:14px!important;line-height:1.6!important;color:var(--muted)!important;margin:0!important}
@media (max-width:720px){.features{grid-template-columns:1fr}}

/* ---------- INLINE CTA ---------- */
.inline-cta{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;margin:34px 0;padding:22px 24px;border-radius:16px;color:#fff;background:linear-gradient(135deg,#05081a,#13238f 70%,#2f4bff);box-shadow:0 24px 50px -28px rgba(47,75,255,.9)}
.inline-cta b{display:block;font-size:17px;margin-bottom:4px}
.inline-cta span{font-size:14px;color:#c4cfff}
.inline-cta .btn__arrow{color:#fff}
.text-link{color:var(--blue);font-weight:600;text-decoration:underline;text-underline-offset:4px}
@media (max-width:600px){.inline-cta .btn{width:100%;justify-content:center}}

/* ---------- OFFER ---------- */
.offer{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:0;border-radius:24px;overflow:hidden;color:#fff;
  background:linear-gradient(150deg,#05081a 0%,#0b1660 55%,#2f4bff 130%);margin:40px 0 60px;box-shadow:0 40px 80px -40px rgba(47,75,255,.8)}
.offer__glow{position:absolute;width:420px;height:420px;right:-120px;bottom:-160px;background:radial-gradient(circle,#7fa0ff,transparent 65%);opacity:.55;animation:float 8s ease-in-out infinite}
@keyframes float{50%{transform:translate(-30px,-20px)}}
.offer__img{position:relative;min-height:320px;display:grid;place-items:center;padding:56px 28px;background:radial-gradient(circle at 50% 45%,#ffffff 0%,#e9eeff 55%,#cfd9ff 100%)}
.offer__img img{width:100%;max-width:300px;height:auto;object-fit:contain;filter:drop-shadow(0 24px 30px rgba(15,21,80,.35));animation:rise 6s ease-in-out infinite}
.chip{position:absolute;font-size:11px;letter-spacing:.06em;text-transform:uppercase;background:rgba(5,8,26,.7);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.25);padding:6px 10px;border-radius:4px;animation:rise 5s ease-in-out infinite}
.chip--a{left:16px;top:16px}.chip--b{right:16px;bottom:16px;animation-delay:1s}
.offer__body{position:relative;padding:38px 34px;display:flex;flex-direction:column;gap:18px}
.offer h2{margin:0;font-size:28px}
.badge{align-self:flex-start;display:flex;gap:8px;align-items:center;font-size:11px;letter-spacing:.08em;text-transform:uppercase;border:1px solid rgba(255,255,255,.2);padding:6px 10px;border-radius:4px}
.badge i{width:7px;height:7px;border-radius:2px;background:#7dffb0;animation:blink 1.6s infinite}
.checks{list-style:none;display:grid;gap:10px}
.checks li{padding-left:28px;position:relative;color:#d6ddff;font-size:15px}
.checks li::before{content:"✓";position:absolute;left:0;width:18px;height:18px;border-radius:5px;background:rgba(127,160,255,.25);display:grid;place-items:center;font-size:11px;top:1px}
.link{text-align:center;font-size:14px;color:#aebcff}
.stock{font-size:12px;color:#aab6ff;display:flex;align-items:center;gap:10px}
.stock__bar{flex:0 0 90px;height:5px;border-radius:5px;background:rgba(255,255,255,.15);overflow:hidden}
.stock__bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,#7dffb0,#7fa0ff);transition:width 2s ease}
.offer.is-in .stock__bar i{width:78%}
@media (max-width:760px){.offer{grid-template-columns:1fr}.offer__body{padding:28px 22px}}

/* ---------- STICKY CTA (mobile) ---------- */
.sticky-cta{position:fixed;left:12px;right:12px;bottom:12px;z-index:20;text-align:center;text-decoration:none;font-weight:700;color:#fff;padding:16px;border-radius:12px;background:linear-gradient(135deg,var(--blue-2),var(--blue));box-shadow:0 14px 30px -10px rgba(47,75,255,.9);transform:translateY(140%);transition:transform .4s}
.sticky-cta.show{transform:none}
@media (min-width:861px){.sticky-cta{display:none}}

/* ---------- FOOTER ---------- */
.footer{background:var(--bg);color:#7f88b5;text-align:center;padding:40px 20px 90px;font-size:12px;display:grid;gap:12px;justify-items:center}

/* ---------- REVEAL ANIMATION ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .9s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1)}
.reveal.is-in{opacity:1;transform:none}
.photo--tilt.reveal.is-in{transform:rotate(-1deg)}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}