/* ============================================================================
   Таро-Нейро — DESIGN SYSTEM (единый источник правды, линкуется везде)
   Тёмный мистический космос + иридесцент. Ванильный порт эстетики
   ranqer.app/chatgpt-ads (там React/Tailwind/framer — здесь чистый CSS+fx.js).
   ============================================================================ */

:root{
  /* База */
  --bg:#0A0916; --bg-soft:#100D24;
  --surface:rgba(255,255,255,.045); --surface-2:rgba(255,255,255,.07);
  --ink:#ECEAF7; --soft:#BDB7D9; --muted:#8B86AD;
  --line:rgba(255,255,255,.09); --line-soft:rgba(255,255,255,.05);

  /* Акценты */
  --accent:#7C6CF5; --accent-deep:#5B4BD6; --accent-soft:rgba(124,108,245,.16);
  --gold:#E8C36B; --gold-soft:rgba(232,195,107,.15); --moon:#CBD5F5;

  /* Иридесцентный спектр (подпись бренда) */
  --vio:#A855F7; --ind:#6366F1; --cyn:#22D3EE; --tea:#2DD4BF; --rose:#FB7CC0;
  --irid:linear-gradient(110deg,#C9A0FF,#7C6CF5,#22D3EE,#E8C36B,#C9A0FF);

  /* mesh-блобы (тёмные свечения) */
  --m1:#47338f; --m2:#1c5366; --m3:#5b4bd6; --m4:#7a5c2e; --m5:#6b2e5a;

  --radius:18px; --radius-sm:12px;
  --font-display:'Onest','Inter',system-ui,sans-serif;
  --font:'Inter',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; background:var(--bg); color:var(--ink);
  font-family:var(--font); line-height:1.6;
  -webkit-font-smoothing:antialiased; -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
a{color:inherit}
.wrap{max-width:1180px; margin:0 auto; padding:0 24px}
.mono{font-family:var(--mono); text-transform:uppercase; letter-spacing:.14em; font-size:.74rem; color:var(--muted)}

h1,h2,h3{font-family:var(--font-display); font-weight:700; letter-spacing:-.02em; line-height:1.08; margin:0 0 .4em}
h1{font-size:clamp(2.2rem,6vw,4rem)}
h2{font-size:clamp(1.6rem,4vw,2.4rem)}
h3{font-size:clamp(1.1rem,2.5vw,1.35rem); letter-spacing:-.01em}
p{color:var(--soft); margin:0 0 1em}

/* ── Иридесцентный градиент-текст (ключевые слова/числа) ── */
.irid{
  background-image:var(--irid); background-size:220% auto;
  -webkit-background-clip:text; background-clip:text;
  color:transparent; -webkit-text-fill-color:transparent;
  animation:irid 7s linear infinite;
}
@keyframes irid{to{background-position:220% center}}

/* ── Frosted glass ── */
.glass{
  background:var(--surface);
  backdrop-filter:blur(18px) saturate(150%); -webkit-backdrop-filter:blur(18px) saturate(150%);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:0 24px 70px -36px rgba(0,0,0,.7), inset 0 1px 0 rgba(255,255,255,.08);
}

/* ── Зерно (поверх всего, мягко) ── */
.grain{
  position:fixed; inset:0; z-index:1; pointer-events:none; opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size:200px 200px;
}

/* ── Дрейфующий mesh (атмосфера страницы) ── */
.mesh{position:fixed; inset:0; z-index:0; pointer-events:none; overflow:hidden}
.mesh .blob{position:absolute; border-radius:50%; filter:blur(60px)}
.blob.b1{left:-12rem; top:-12rem; width:46rem; height:46rem; background:radial-gradient(circle,var(--m1) 0%,transparent 60%); opacity:.5; animation:meshA 22s ease-in-out infinite}
.blob.b2{right:-14rem; top:18%; width:44rem; height:44rem; background:radial-gradient(circle,var(--m3) 0%,transparent 60%); opacity:.4; animation:meshB 26s ease-in-out infinite}
.blob.b3{left:22%; bottom:-14rem; width:42rem; height:42rem; background:radial-gradient(circle,var(--m2) 0%,transparent 62%); opacity:.38; animation:meshC 30s ease-in-out infinite}
.blob.b4{right:20%; bottom:8%; width:34rem; height:34rem; background:radial-gradient(circle,var(--m5) 0%,transparent 62%); opacity:.28; animation:meshA 28s ease-in-out infinite 4s}
@keyframes meshA{0%,100%{transform:translate3d(0,0,0) scale(1)}50%{transform:translate3d(6%,-5%,0) scale(1.15)}}
@keyframes meshB{0%,100%{transform:translate3d(0,0,0) scale(1.08)}50%{transform:translate3d(-6%,6%,0) scale(.92)}}
@keyframes meshC{0%,100%{transform:translate3d(0,0,0) scale(1)}50%{transform:translate3d(4%,7%,0) scale(1.12)}}

/* ── Cursor glow (fx.js ставит --mx/--my на .glow-host) ── */
.glow-host{position:relative; overflow:hidden}
.glow-host::before{
  content:""; position:absolute; left:var(--mx,-9999px); top:var(--my,-9999px);
  width:520px; height:520px; transform:translate(-50%,-50%);
  background:radial-gradient(circle,var(--accent-soft) 0%,transparent 65%);
  filter:blur(24px); opacity:var(--glow,0); transition:opacity .4s; pointer-events:none; z-index:0;
}
@media(hover:none){.glow-host::before{display:none}}

/* ── Reveal on scroll (fx.js добавляет .is-in) ── */
.reveal{opacity:0; transform:translateY(22px); filter:blur(6px); transition:opacity .7s cubic-bezier(.4,0,.2,1), transform .7s cubic-bezier(.4,0,.2,1), filter .7s}
.reveal.is-in{opacity:1; transform:none; filter:none}
.reveal[data-d="1"]{transition-delay:.08s} .reveal[data-d="2"]{transition-delay:.16s} .reveal[data-d="3"]{transition-delay:.24s}

/* ── 3D tilt (fx.js) ── */
.tilt{transform:perspective(900px) rotateX(var(--ry,0)) rotateY(var(--rx,0)); transition:transform .2s ease-out; transform-style:preserve-3d; will-change:transform}

/* ── Кнопки ── */
.btn{
  display:inline-flex; align-items:center; gap:.5em; padding:14px 26px;
  border-radius:999px; border:0; cursor:pointer; font:inherit; font-weight:600; color:#0b0916;
  background:linear-gradient(110deg,var(--accent),var(--vio)); background-size:160% auto;
  box-shadow:0 10px 30px -10px var(--accent), 0 0 0 1px rgba(255,255,255,.08) inset;
  transition:transform .3s cubic-bezier(.4,0,.2,1), box-shadow .3s, background-position .6s;
  color:#fff;
}
.btn:hover{transform:translateY(-2px) scale(1.02); background-position:100% center; box-shadow:0 16px 40px -10px var(--accent)}
.btn-ghost{
  display:inline-flex; align-items:center; gap:.5em; padding:13px 24px; border-radius:999px;
  background:var(--surface); border:1px solid var(--line); color:var(--ink); cursor:pointer; font:inherit; font-weight:600;
  backdrop-filter:blur(12px); -webkit-backdrop-filter:blur(12px);
  transition:transform .3s, border-color .3s, background .3s;
}
.btn-ghost:hover{transform:translateY(-2px); border-color:var(--accent); background:var(--accent-soft)}

/* ── Эйбрау-пилюля ── */
.eyebrow{display:inline-flex; align-items:center; gap:.5em; padding:6px 14px; border-radius:999px; background:var(--surface); border:1px solid var(--line)}

/* ── Карта (общий контейнер) ── */
.card{padding:26px; border-radius:var(--radius); background:var(--surface); border:1px solid var(--line)}

/* ── Iridescent border (для popular-тарифа/акцентных карт) ── */
.irid-border{position:relative; border-radius:var(--radius)}
.irid-border::before{content:""; position:absolute; inset:0; padding:1px; border-radius:inherit;
  background:var(--irid); background-size:220% auto; animation:irid 7s linear infinite;
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0); -webkit-mask-composite:xor; mask-composite:exclude; pointer-events:none}

/* ── Paywall lock (энциклопедия карт) ── */
.lock{position:relative; overflow:hidden}
.lock .lock-body{filter:blur(8px); user-select:none; pointer-events:none}
.lock::after{content:"🔒"; position:absolute; inset:0; display:grid; place-items:center; font-size:1.8rem;
  background:rgba(10,9,22,.55); backdrop-filter:blur(3px)}

/* ── Marquee ── */
.marquee{display:flex; overflow:hidden; -webkit-mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent); mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee>*{display:flex; gap:14px; padding-right:14px; flex-shrink:0; animation:marquee 30s linear infinite}
@keyframes marquee{to{transform:translateX(-100%)}}

/* ── Reduced motion ── */
@media(prefers-reduced-motion:reduce){
  .irid,.blob,.marquee>*{animation:none!important}
  .reveal{opacity:1!important; transform:none!important; filter:none!important; transition:none}
  .irid{-webkit-text-fill-color:initial; color:var(--accent); background:none}
}

/* ── Mobile-guard ≤820px (телефоны давятся на стопке блюров) ── */
@media(max-width:820px){
  *,*::before,*::after{animation-duration:.001s!important; animation-iteration-count:1!important}
  .glass{backdrop-filter:none!important; -webkit-backdrop-filter:none!important; background:rgba(255,255,255,.06)!important}
  .grain{display:none!important}
  .mesh .blob{filter:none!important; opacity:.14!important}
  .glow-host::before{display:none!important}
  .tilt{transform:none!important}
  .reveal{transition:opacity .4s ease, transform .4s ease}
}