/* Шрифт Manrope — с нашего хостинга, а не с серверов Google:
   иначе адрес каждого посетителя уходил бы за рубеж ещё до согласия */
@font-face{font-family:"Manrope";font-style:normal;font-weight:400 800;font-display:swap;src:url(/fonts/manrope-cyrillic-ext.woff2) format("woff2");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}
@font-face{font-family:"Manrope";font-style:normal;font-weight:400 800;font-display:swap;src:url(/fonts/manrope-cyrillic.woff2) format("woff2");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:"Manrope";font-style:normal;font-weight:400 800;font-display:swap;src:url(/fonts/manrope-latin-ext.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Manrope";font-style:normal;font-weight:400 800;font-display:swap;src:url(/fonts/manrope-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

/* ============================================================
   КАТЯ РЕПЕТ — 2026
   Тёмная / светлая тема, 3D-декор, две предметные ветки
   ============================================================ */

/* ---------- TOKENS ---------- */
:root{
  color-scheme: light dark;

  /* фирменные */
  --blue-900:#062f7a;
  --blue-800:#0b49b8;
  --blue-700:#1160e0;
  --blue-600:#2b7bf5;
  --blue-050:#eef4ff;
  --lime:#b6e654;
  --lime-dark:#8ec22a;
  --violet:#7b5cff;
  --cyan:#37d5ff;

  /* семантические — светлая тема */
  --bg:#ffffff;
  --bg-soft:#f3f7ff;
  --surface:#ffffff;
  --surface-2:#f7faff;
  --ink:#0d1b33;
  --ink-2:#4a5a77;
  --ink-3:#6c7b96;
  --line:#e0e7f6;
  --line-soft:#eef2fb;
  --brand:#0b49b8;
  --brand-ink:#1160e0;
  --accent:#b6e654;
  --accent-ink:#0b2f6d;
  --chip:#eef4ff;
  --shadow:0 10px 30px rgba(11,73,184,.10);
  --shadow-lg:0 24px 60px rgba(6,47,122,.18);
  --glass:rgba(255,255,255,.72);
  --glass-line:rgba(11,73,184,.10);

  /* всегда тёмные поверхности (герой, тёмные секции) */
  --deep-1:#0a2f7d;
  --deep-2:#061c4d;
  --on-deep:#ffffff;
  --on-deep-2:#c6d8ff;

  --radius:20px;
  --radius-lg:28px;
  --radius-sm:13px;
  --maxw:1200px;
  --pad:clamp(16px,4vw,32px);
  --sp:clamp(58px,8vw,116px);
  --star-img:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M12 0c1.1 7 4.9 10.9 12 12-7.1 1.1-10.9 5-12 12-1.1-7-4.9-10.9-12-12C7.1 10.9 10.9 7 12 0Z' fill='%232b7bf5' fill-opacity='.13'/></svg>");
  --font:"Manrope",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}

/* ---------- ТЁМНАЯ ТЕМА ---------- */
:root[data-theme="dark"]{
  --bg:#070d1c;
  --bg-soft:#0b1428;
  --surface:#101b33;
  --surface-2:#0d1730;
  --ink:#eaf1ff;
  --ink-2:#a8b8d8;
  --ink-3:#8394b6;
  --line:rgba(255,255,255,.12);
  --line-soft:rgba(255,255,255,.07);
  --brand:#5c9bff;
  --brand-ink:#79b0ff;
  --chip:rgba(92,155,255,.14);
  --shadow:0 12px 34px rgba(0,0,0,.45);
  --shadow-lg:0 28px 70px rgba(0,0,0,.55);
  --glass:rgba(16,27,51,.72);
  --glass-line:rgba(255,255,255,.10);
  --blue-050:rgba(92,155,255,.12);
  --deep-1:#12234a;
  --deep-2:#070f24;
  --star-img:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M12 0c1.1 7 4.9 10.9 12 12-7.1 1.1-10.9 5-12 12-1.1-7-4.9-10.9-12-12C7.1 10.9 10.9 7 12 0Z' fill='%23b6e654' fill-opacity='.12'/></svg>");
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#070d1c;
    --bg-soft:#0b1428;
    --surface:#101b33;
    --surface-2:#0d1730;
    --ink:#eaf1ff;
    --ink-2:#a8b8d8;
    --ink-3:#8394b6;
    --line:rgba(255,255,255,.12);
    --line-soft:rgba(255,255,255,.07);
    --brand:#5c9bff;
    --brand-ink:#79b0ff;
    --chip:rgba(92,155,255,.14);
    --shadow:0 12px 34px rgba(0,0,0,.45);
    --shadow-lg:0 28px 70px rgba(0,0,0,.55);
    --glass:rgba(16,27,51,.72);
    --glass-line:rgba(255,255,255,.10);
    --blue-050:rgba(92,155,255,.12);
    --deep-1:#12234a;
    --deep-2:#070f24;
    --star-img:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M12 0c1.1 7 4.9 10.9 12 12-7.1 1.1-10.9 5-12 12-1.1-7-4.9-10.9-12-12C7.1 10.9 10.9 7 12 0Z' fill='%23b6e654' fill-opacity='.12'/></svg>");
  }
}

/* ---------- BASE ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);
  font-size:clamp(15px,.35vw + 14px,17px);line-height:1.65;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
  transition:background .25s ease,color .25s ease;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{line-height:1.1;margin:0 0 .5em;letter-spacing:-.025em;font-weight:800}
h1{font-size:clamp(32px,5vw,62px)}
h2{font-size:clamp(26px,3.4vw,46px)}
h3{font-size:clamp(19px,1.6vw,25px)}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid var(--lime);outline-offset:3px;border-radius:8px}
::selection{background:var(--lime);color:#0b2f6d}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding-inline:var(--pad);position:relative;z-index:1}
.container--narrow{max-width:880px}
.section{padding-block:var(--sp);position:relative}
.section--tint{background:var(--bg-soft)}
.section--dark{
  background:
    radial-gradient(80% 90% at 12% 0%,rgba(43,123,245,.45),transparent 60%),
    radial-gradient(70% 80% at 88% 20%,rgba(123,92,255,.35),transparent 60%),
    linear-gradient(160deg,var(--deep-1),var(--deep-2));
  color:var(--on-deep);overflow:hidden;
}
.section--dark h2,.section--dark h3{color:var(--on-deep)}
.section--dark p{color:var(--on-deep-2)}
.section__lead{max-width:none;color:var(--ink-2);font-size:1.06em}
.section--dark .section__lead{color:var(--on-deep-2)}

.skip-link{position:absolute;left:-9999px;top:0;background:var(--lime);color:#0b2f6d;padding:12px 18px;z-index:300;border-radius:0 0 10px 0;font-weight:800}
.skip-link:focus{left:0}

.eyebrow{
  display:inline-flex;align-items:center;gap:.6em;margin:0 0 .8em;font-size:.76em;font-weight:800;
  letter-spacing:.16em;text-transform:uppercase;color:var(--brand-ink);background:var(--chip);
  padding:7px 15px;border-radius:100px;border:1px solid var(--glass-line);
}
.eyebrow--light,.section--dark .eyebrow--light{color:#0b2f6d;background:var(--lime);border-color:transparent}
.hl{
  background:linear-gradient(100deg,var(--lime),#7ee0a8 60%,var(--cyan));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hl--blue{background:linear-gradient(100deg,var(--blue-600),var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- 3D / ДЕКОР ---------- */
.decor{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:0;perspective:900px}
.orb{position:absolute;border-radius:50%;filter:blur(46px);opacity:.55}
.orb--a{width:38vw;height:38vw;left:-10vw;top:-12vw;background:radial-gradient(circle,rgba(43,123,245,.8),transparent 68%)}
.orb--b{width:32vw;height:32vw;right:-8vw;top:10vw;background:radial-gradient(circle,rgba(123,92,255,.7),transparent 68%)}
.orb--c{width:26vw;height:26vw;left:30vw;bottom:-14vw;background:radial-gradient(circle,rgba(182,230,84,.55),transparent 68%)}

.fig{position:absolute;will-change:transform}

/* тематическая линейная графика */
.fig--art{
  aspect-ratio:1;color:var(--lime);opacity:.34;
  filter:drop-shadow(0 10px 26px rgba(4,12,40,.45));
  animation:float 11s ease-in-out infinite;
}
.fig--art svg{width:100%;height:100%;display:block}
.fig--art svg *{
  fill:none;stroke:currentColor;stroke-width:2.6;
  stroke-linecap:round;stroke-linejoin:round;vector-effect:non-scaling-stroke;
}
.fig--cyan{color:var(--cyan)}

/* стеклянные звёзды-искры */
.spark{position:absolute;pointer-events:none;color:var(--lime);will-change:transform}
.spark svg{width:100%;height:100%;display:block;overflow:visible}
.spark--float{animation:float 12s ease-in-out infinite}
.spark--soft{color:var(--blue-600);opacity:.16}

/* объёмные предметные иллюстрации */
.obj{position:absolute;pointer-events:none;filter:drop-shadow(0 20px 34px rgba(3,12,40,.5))}
.obj svg{width:100%;height:100%;display:block;overflow:visible}
.pick .obj{width:clamp(104px,14vw,164px);right:16px;bottom:14px;opacity:.97;transform:rotate(-3deg);z-index:-1}
.obj--sec{width:clamp(92px,11vw,152px);right:4%;top:6%;opacity:.92}

/* звёздочки-фон на светлых карточках */
.card:not(.card--lime):not(.card--accent),
.plan:not(.plan--featured),
.review,.contact,.faq details{
  background-image:var(--star-img);
  background-repeat:no-repeat;
  background-position:right 15px top 15px;
  background-size:24px;
}
.review{background-position:right 18px bottom 16px;background-size:30px}
.faq details{background-position:right 56px top 14px;background-size:18px}
:root[data-theme="dark"] .spark--soft{color:var(--lime);opacity:.13}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .spark--soft{color:var(--lime);opacity:.13}}
.tw{animation:twinkle 5s ease-in-out infinite;transform-box:fill-box;transform-origin:center}
.tw--2{animation-delay:-1.7s}
.tw--3{animation-delay:-3.4s}
@keyframes twinkle{0%,100%{opacity:.35;transform:scale(.82) rotate(0deg)}50%{opacity:1;transform:scale(1.08) rotate(12deg)}}

.s-hero{width:clamp(150px,19vw,320px);right:2%;top:6%;opacity:.9}
.s-hero-2{width:clamp(96px,11vw,168px);left:4%;bottom:16%;opacity:.6;animation-delay:-5s}
.s-hero-3{width:clamp(64px,7vw,104px);left:30%;bottom:3%;opacity:.45;animation-delay:-8s}
.s-hero-4{width:clamp(70px,8vw,124px);left:2%;bottom:38%;opacity:.4;animation-delay:-3s}
.s-hero-5{width:clamp(56px,6vw,96px);left:1%;top:12%;opacity:.32;animation-delay:-10s}
.s-sec-a{width:clamp(88px,10vw,152px);right:3%;top:9%;opacity:.5}
.s-sec-b{width:clamp(66px,8vw,116px);left:2%;bottom:11%;opacity:.36;animation-delay:-7s}
.s-corner-2{width:clamp(90px,9vw,150px);left:4%;bottom:14%;opacity:.4;animation-delay:-6s}

.fig--white{color:#fff}

.a-1{width:clamp(96px,9vw,148px);right:3%;top:11%}
.a-2{width:clamp(76px,7vw,116px);left:1.5%;bottom:15%;animation-delay:-3.5s}
.a-3{width:clamp(64px,6vw,100px);right:27%;bottom:7%;opacity:.2;animation-delay:-7s}
.a-4{width:clamp(84px,8vw,132px);right:5%;bottom:12%;animation-delay:-5s}
.a-5{width:clamp(70px,6.5vw,104px);left:4%;top:14%;opacity:.22;animation-delay:-2s}

@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-18px)}}
@keyframes spin3d{0%{transform:rotate3d(1,1,0,0deg)}100%{transform:rotate3d(1,1,0,360deg)}}
@keyframes tumble{0%{transform:rotateX(-18deg) rotateY(0)}100%{transform:rotateX(342deg) rotateY(360deg)}}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  padding:15px 28px;border-radius:100px;font-weight:800;font-size:.98em;
  text-decoration:none;border:2px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
  line-height:1.2;text-align:center;
}
.btn--sm{padding:11px 20px;font-size:.9em}
.btn--accent{background:linear-gradient(120deg,#d2f57f,var(--lime));color:#0b2f6d;box-shadow:0 10px 28px rgba(150,205,60,.45)}
.btn--accent:hover{transform:translateY(-2px);box-shadow:0 16px 38px rgba(150,205,60,.55)}
.btn--ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.5);backdrop-filter:blur(6px)}
.btn--ghost:hover{background:rgba(255,255,255,.22);transform:translateY(-2px)}
.btn--outline{background:transparent;color:var(--brand-ink);border-color:var(--brand-ink)}
.btn--outline:hover{background:var(--brand-ink);color:#fff;transform:translateY(-2px)}
.btn--tg{background:#fff;color:var(--blue-800)}
.btn--tg:hover{transform:translateY(-2px)}

/* ---------- HEADER ---------- */
.header{
  position:sticky;top:0;z-index:100;background:var(--glass);
  backdrop-filter:saturate(180%) blur(16px);border-bottom:1px solid var(--line);
}
.header__inner{display:flex;align-items:center;gap:18px;min-height:74px}
.logo{display:flex;align-items:center;gap:11px;text-decoration:none;flex-shrink:0}
.logo__mark{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--blue-600),var(--blue-900));color:#fff;
  font-weight:800;font-size:14px;letter-spacing:.04em;box-shadow:0 8px 20px rgba(11,73,184,.35);
}
.logo__text b{display:block;font-size:16px;line-height:1;letter-spacing:.02em}
.logo__text b span{color:var(--lime-dark);font-style:italic}
:root[data-theme="dark"] .logo__text b span{color:var(--lime)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .logo__text b span{color:var(--lime)}}
.logo__text small{display:block;font-size:10px;color:var(--ink-3);letter-spacing:.02em;margin-top:3px}

.switch{display:inline-flex;gap:3px;padding:4px;border-radius:100px;background:var(--chip);border:1px solid var(--glass-line);flex-shrink:0}
.switch a{
  text-decoration:none;font-size:.8em;font-weight:800;letter-spacing:.02em;
  padding:8px 15px;border-radius:100px;color:var(--ink-2);white-space:nowrap;transition:.18s;
}
.switch a:hover{color:var(--brand-ink)}
.switch a.is-active{background:linear-gradient(120deg,var(--blue-700),var(--blue-900));color:#fff;box-shadow:0 6px 16px rgba(11,73,184,.35)}
.switch a.is-active.is-math{background:linear-gradient(120deg,var(--violet),#3a2a9c)}

.nav{display:flex;gap:20px;margin-left:auto;font-size:.9em;font-weight:600}
.nav a{text-decoration:none;color:var(--ink-2);white-space:nowrap;transition:color .15s}
.nav a:hover{color:var(--brand-ink)}
.header__tools{display:flex;align-items:center;gap:10px;flex-shrink:0}
.themetog{
  width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:var(--surface);
  color:var(--ink);cursor:pointer;display:grid;place-items:center;font-size:17px;line-height:1;transition:.18s;
}
.themetog:hover{border-color:var(--brand);transform:rotate(-12deg)}
.themetog .i-sun{display:none}
:root[data-theme="dark"] .themetog .i-sun{display:block}
:root[data-theme="dark"] .themetog .i-moon{display:none}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]) .themetog .i-sun{display:block}
  :root:not([data-theme="light"]) .themetog .i-moon{display:none}
}
.burger{display:none;width:44px;height:44px;border:0;background:transparent;cursor:pointer;padding:10px}
.burger span{display:block;height:2.5px;background:var(--ink);border-radius:2px;margin:4px 0;transition:.25s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

/* ---------- HERO ---------- */
.hero{
  position:relative;color:var(--on-deep);
  padding-top:clamp(44px,6vw,84px);padding-bottom:clamp(44px,6vw,72px);
  background:
    radial-gradient(75% 85% at 8% 0%,rgba(55,213,255,.30),transparent 55%),
    radial-gradient(65% 75% at 92% 12%,rgba(123,92,255,.42),transparent 58%),
    linear-gradient(155deg,#0b3fa0,#062f7a 45%,#04122f);
  overflow:hidden;
}
.hero--math{
  background:
    radial-gradient(75% 85% at 8% 0%,rgba(182,230,84,.22),transparent 55%),
    radial-gradient(65% 75% at 92% 12%,rgba(55,213,255,.35),transparent 58%),
    linear-gradient(155deg,#3a2a9c,#1b1a5e 48%,#070a24);
}
.hero__inner{display:grid;grid-template-columns:1.12fr .88fr;gap:clamp(24px,4vw,56px);align-items:center}
.hero .eyebrow{background:rgba(255,255,255,.13);color:#fff;border-color:rgba(255,255,255,.24)}
.hero h1{color:#fff;text-wrap:balance}
.hero__claim{font-size:clamp(17px,1.6vw,23px);font-weight:800;color:var(--lime);margin:-.1em 0 .7em}
.hero__lead{font-size:clamp(16px,1.2vw,19px);color:#d3e2ff;max-width:56ch}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 24px}
.hero__badges{display:flex;flex-wrap:wrap;gap:10px}
.hero__badges li{
  font-size:.85em;font-weight:600;padding:9px 16px;border-radius:100px;
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.2);backdrop-filter:blur(4px);
}
.hero__media{position:relative}
.hero__media::before{
  content:"";position:absolute;left:50%;top:48%;transform:translate(-50%,-50%);
  width:120%;aspect-ratio:1;border-radius:50%;pointer-events:none;
  background:radial-gradient(circle,rgba(129,183,255,.40) 0%,rgba(43,123,245,.16) 42%,transparent 68%);
}
.hero__media img{
  position:relative;margin-inline:auto;max-height:540px;width:auto;
  -webkit-mask-image:linear-gradient(180deg,#000 0 58%,rgba(0,0,0,.55) 82%,transparent 100%);
          mask-image:linear-gradient(180deg,#000 0 58%,rgba(0,0,0,.55) 82%,transparent 100%);
}

.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:2px;
  margin-top:clamp(26px,4vw,50px);background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.2);border-radius:var(--radius);overflow:hidden;
}
.stats li{padding:24px 20px;background:rgba(6,25,66,.55);backdrop-filter:blur(8px)}
.stats b{display:block;font-size:clamp(28px,2.8vw,40px);color:var(--lime);line-height:1.05;letter-spacing:-.03em}
.stats span{font-size:.85em;color:#c6d8ff}

/* ---------- ВЫБОР ПРЕДМЕТА (главная) ---------- */
.picker{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:40px}
.pick{
  position:relative;overflow:hidden;display:flex;flex-direction:column;
  padding:clamp(26px,3vw,42px);border-radius:var(--radius-lg);text-decoration:none;color:#fff;
  min-height:330px;box-shadow:var(--shadow-lg);isolation:isolate;
  transition:transform .25s ease,box-shadow .25s ease;
}
.pick:hover{transform:translateY(-6px)}
.pick--obs{background:linear-gradient(150deg,#1160e0,#062f7a 60%,#04122f)}
.pick--mat{background:linear-gradient(150deg,#7b5cff,#2a1a7a 58%,#080a26)}
.pick::after{
  content:"";position:absolute;right:-16%;top:-24%;width:60%;aspect-ratio:1;border-radius:50%;
  background:radial-gradient(circle,rgba(182,230,84,.35),transparent 65%);z-index:-1;
}
.pick .fig--art{width:132px;right:-14px;bottom:-14px;z-index:-1;opacity:.26;color:#fff;animation-duration:14s}
.pick__tag{
  align-self:flex-start;font-size:.72em;font-weight:800;letter-spacing:.16em;text-transform:uppercase;
  padding:7px 14px;border-radius:100px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);
}
.pick h3{font-size:clamp(26px,3vw,38px);margin:18px 0 .3em;color:#fff}
.pick p{color:#d6e3ff;max-width:34ch}
.pick__list{margin:6px 0 22px;display:flex;flex-wrap:wrap;gap:8px}
.pick__list li{font-size:.82em;padding:7px 13px;border-radius:100px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18)}
.pick__go{margin-top:auto;display:inline-flex;align-items:center;gap:10px;font-weight:800;color:var(--lime)}
.pick__go span{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  background:var(--lime);color:#0b2f6d;transition:transform .2s;
}
.pick:hover .pick__go span{transform:translateX(6px)}
.pick__price{font-size:.9em;color:#fff;font-weight:800;margin-bottom:14px}
.pick__price s{opacity:.6;font-weight:600;margin-right:8px}

/* ---------- ПРЕПОДАВАТЕЛЬ ---------- */
.teacher{
  display:grid;grid-template-columns:.82fr 1.18fr;gap:clamp(20px,4vw,52px);align-items:center;
  margin-top:clamp(28px,4vw,52px);padding:clamp(22px,3vw,40px);
  background:
    radial-gradient(70% 90% at 90% 10%,rgba(123,92,255,.35),transparent 60%),
    linear-gradient(150deg,#0b49b8,#062f7a);
  color:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);position:relative;overflow:hidden;
}
.teacher h3{color:#fff;margin-bottom:.15em}
.teacher__role{color:var(--lime);font-weight:800;letter-spacing:.06em;text-transform:uppercase;font-size:.8em}
.teacher__photo{position:relative}
.teacher__photo::before{
  content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:114%;aspect-ratio:1;border-radius:50%;pointer-events:none;
  background:radial-gradient(circle,rgba(120,178,255,.36) 0%,rgba(43,123,245,.14) 44%,transparent 70%);
}
.teacher__photo img{
  position:relative;margin-inline:auto;max-height:420px;width:auto;
  -webkit-mask-image:linear-gradient(180deg,#000 0 62%,rgba(0,0,0,.5) 84%,transparent 100%);
          mask-image:linear-gradient(180deg,#000 0 62%,rgba(0,0,0,.5) 84%,transparent 100%);
}
.teacher .fig--art{width:clamp(90px,9vw,130px);right:22px;top:22px;opacity:.24;color:var(--lime)}
.teacher .ticks b{color:var(--lime)}

.ticks li{position:relative;padding-left:32px;margin-bottom:11px;font-size:.97em}
.ticks li::before{
  content:"";position:absolute;left:0;top:.42em;width:19px;height:19px;border-radius:50%;
  background:linear-gradient(140deg,#d2f57f,var(--lime));
}
.ticks li::after{
  content:"";position:absolute;left:5.5px;top:.74em;width:9px;height:5px;
  border-left:2.4px solid #0b2f6d;border-bottom:2.4px solid #0b2f6d;transform:rotate(-45deg);
}
.ticks--light li{color:#eaf1ff}

/* ---------- КАРТОЧКИ ---------- */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:38px}
.cards--2{grid-template-columns:repeat(2,1fr)}
.cards--3{grid-template-columns:repeat(3,1fr)}
.cards--4{grid-template-columns:repeat(4,1fr)}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 24px;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s,border-color .2s;
  position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--brand)}
.card__icon{
  width:48px;height:48px;border-radius:15px;display:grid;place-items:center;font-size:20px;
  background:linear-gradient(140deg,var(--blue-600),var(--blue-900));color:#fff;margin-bottom:16px;
  box-shadow:0 10px 22px rgba(11,73,184,.3);
}
.card h3{font-size:1.14em;margin-bottom:.6em}
.card li{position:relative;padding-left:18px;font-size:.92em;color:var(--ink-2);margin-bottom:8px}
.card li::before{content:"";position:absolute;left:0;top:.62em;width:7px;height:7px;border-radius:50%;background:var(--lime-dark)}
.card p{margin:0;font-size:.94em;color:var(--ink-2)}
.card--accent{background:linear-gradient(160deg,#0b49b8,#062f7a);color:#fff;border-color:transparent}
.card--accent h3{color:#fff}
.card--accent li,.card--accent p{color:#c6d8ff}
.card--accent .card__icon{background:rgba(182,230,84,.22);color:var(--lime);box-shadow:none}
.card--lime{
  background:linear-gradient(150deg,#d7f88f,#aee047);
  border:1px solid rgba(10,36,82,.16);
  box-shadow:0 10px 30px rgba(20,60,10,.18);
}
.card--lime:hover{border-color:rgba(10,36,82,.4);box-shadow:0 18px 44px rgba(20,60,10,.28)}
.card--lime h3{color:#0a2452;letter-spacing:-.01em}
.card--lime p,.card--lime li{color:#20361a}
.card--lime li::before{background:#0a2452}
.card--lime .card__icon{
  background:#0b2f6d;color:#cdf58a;box-shadow:0 8px 18px rgba(10,36,82,.28);font-size:22px;
}
:root[data-theme="dark"] .card--lime{background:linear-gradient(150deg,#c6ef78,#9ad235);border-color:rgba(10,36,82,.24)}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]) .card--lime{background:linear-gradient(150deg,#c6ef78,#9ad235);border-color:rgba(10,36,82,.24)}
}
.subhead{margin:clamp(38px,5vw,58px) 0 0;font-size:clamp(20px,2vw,29px)}

/* ---------- КАРУСЕЛИ ---------- */
.railgroup{display:flex;flex-direction:column;gap:clamp(30px,4vw,48px);margin-top:38px}
.rail__head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:16px}
.rail__head h3{margin:0;font-size:clamp(18px,1.7vw,25px)}
.rail__head--section{margin-bottom:26px}
.rail__head--section .eyebrow{margin-bottom:.55em}
.rail__head--section h2{margin:0}
.rail__nav{display:flex;gap:8px;flex-shrink:0}
.rail__btn{
  width:46px;height:46px;border-radius:50%;cursor:pointer;font-size:22px;line-height:1;
  border:1.5px solid var(--line);background:var(--surface);color:var(--brand-ink);
  transition:background .16s,color .16s,border-color .16s,opacity .16s,transform .16s;
}
.rail__btn:hover{background:var(--brand-ink);color:#fff;border-color:var(--brand-ink);transform:translateY(-2px)}
.rail__btn[disabled]{opacity:.32;cursor:default;transform:none}
.rail__btn[disabled]:hover{background:var(--surface);color:var(--brand-ink);border-color:var(--line)}
.section--dark .rail__btn{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.3);color:#fff}
.section--dark .rail__btn:hover{background:var(--lime);color:#0b2f6d;border-color:var(--lime)}
.section--dark .rail__btn[disabled]:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.3)}

.rail__track{
  display:flex;gap:18px;overflow-x:auto;overscroll-behavior-x:contain;
  scroll-snap-type:x mandatory;scroll-behavior:smooth;
  padding:4px 4px 18px;margin:-4px -4px 0;
  scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.4) transparent;
}
.rail__track::-webkit-scrollbar{height:7px}
.rail__track::-webkit-scrollbar-thumb{background:rgba(255,255,255,.35);border-radius:10px}
.rail__track::-webkit-scrollbar-track{background:rgba(255,255,255,.09);border-radius:10px}
.rail__item{
  margin:0;flex:0 0 clamp(280px,44%,470px);scroll-snap-align:start;cursor:zoom-in;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius);overflow:hidden;transition:transform .2s,border-color .2s;
}
.rail__item:hover{transform:translateY(-5px);border-color:var(--lime)}
.rail__item img{width:100%;aspect-ratio:16/9;object-fit:cover}
.rail__note{max-width:none;margin:-6px 0 16px;font-size:.94em;color:var(--on-deep-2)}
.rail__item--doc{flex:0 0 clamp(300px,34%,440px);background:transparent;border:0;border-radius:0}
.rail__item--doc:hover{border-color:transparent;transform:translateY(-6px)}
.rail__item--doc img{aspect-ratio:auto;object-fit:contain;background:transparent;width:100%;height:auto}

/* ---------- ОТЗЫВЫ ---------- */
.reviews{scrollbar-color:var(--line) transparent}
.reviews::-webkit-scrollbar-thumb{background:var(--line)}
.reviews::-webkit-scrollbar-track{background:var(--line-soft)}
.review{
  margin:0;flex:0 0 clamp(320px,31%,440px);scroll-snap-align:start;
  display:flex;flex-direction:column;padding:30px 32px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);
}
.review__top{display:flex;align-items:center;gap:16px;margin-bottom:18px}
.review__top img{width:82px;height:82px;border-radius:50%;object-fit:cover;flex-shrink:0;border:3px solid var(--lime)}
.review cite{display:block;font-style:normal;font-weight:800;line-height:1.3;font-size:1.06em}
.stars{display:block;color:#f0a51e;font-size:.95em;letter-spacing:.09em;line-height:1.4}
.review__role{display:block;font-size:.8em;color:var(--ink-3)}
.review p{font-size:.94em;color:var(--ink-2);margin:0;line-height:1.7}

/* ---------- ТАРИФЫ ---------- */
.pricing{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;margin-top:38px;align-items:stretch}
.plan{
  position:relative;padding:clamp(28px,3vw,42px);border:1px solid var(--line);border-radius:var(--radius-lg);
  background:var(--surface);box-shadow:var(--shadow);display:flex;flex-direction:column;overflow:hidden;
}
.plan--featured{
  background:
    radial-gradient(70% 80% at 92% 4%,rgba(123,92,255,.4),transparent 60%),
    linear-gradient(160deg,#0b49b8,#062f7a);
  color:#fff;border-color:transparent;box-shadow:var(--shadow-lg);
}
.plan--featured h3{color:#fff}
.plan--featured .plan__caption{color:#c6d8ff}
.plan--featured .plan__price b{color:var(--lime)}
.plan--featured .plan__price span{color:#c6d8ff}
.plan--featured .ticks b{color:var(--lime)}
.plan--featured .plan__note{color:#c6d8ff;border-color:rgba(255,255,255,.2)}
.plan__label{
  position:absolute;top:22px;right:22px;background:var(--lime);color:#0b2f6d;
  font-size:.7em;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
  padding:7px 14px;border-radius:100px;
}
.plan h3{font-size:clamp(23px,2.2vw,32px)}
.plan__caption{color:var(--ink-2);font-size:1em;margin-bottom:1em;max-width:none}
.plan__price{display:flex;align-items:baseline;flex-wrap:wrap;gap:10px;margin:0 0 1.2em}
.plan__price s{color:#e05a4a;opacity:.85;font-size:1.05em}
.plan__price b{font-size:2.5em;line-height:1;color:var(--brand-ink);letter-spacing:-.03em}
.plan__price span{font-size:.85em;color:var(--ink-3)}
.plan .ticks{flex:1;margin-bottom:24px}
.plan .ticks li{font-size:1.01em;margin-bottom:13px;padding-left:34px}
.plan .ticks li::before{width:21px;height:21px;top:.34em}
.plan .ticks li::after{left:6px;top:.67em}
.plan .btn{width:100%;padding:17px 28px;font-size:1.02em}
.plan__note{margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);font-size:.85em;color:var(--ink-3)}
.note{margin-top:24px;font-size:.9em;color:var(--ink-3);max-width:none}

/* ---------- FAQ ---------- */
.faq{margin-top:34px}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:12px;overflow:hidden;transition:border-color .18s}
.faq details[open]{border-color:var(--brand)}
.faq summary{cursor:pointer;list-style:none;padding:19px 54px 19px 24px;font-weight:700;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"";position:absolute;right:24px;top:50%;width:10px;height:10px;
  border-right:2.5px solid var(--brand);border-bottom:2.5px solid var(--brand);
  transform:translateY(-70%) rotate(45deg);transition:transform .2s;
}
.faq details[open] summary::after{transform:translateY(-30%) rotate(225deg)}
.faq p{margin:0;padding:0 24px 20px;color:var(--ink-2);font-size:.95em}

/* ---------- ФОРМА ---------- */
.leadblock{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,60px);align-items:start}
.lead__title{margin-bottom:.12em;font-size:clamp(28px,3.6vw,48px)}
.lead__sub{font-size:clamp(17px,1.5vw,22px);font-weight:800;color:var(--lime);margin:0 0 .9em}
.lead__text .eyebrow{background:var(--lime);color:#0b2f6d;border-color:transparent}
.lead__text .btn{margin-top:10px}
.form{
  display:grid;grid-template-columns:1fr 1fr;gap:16px;background:var(--surface);color:var(--ink);
  padding:clamp(22px,3vw,34px);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);border:1px solid var(--line);
}
.field{display:flex;flex-direction:column;gap:7px}
.field--full{grid-column:1/-1}
.field label{font-size:.85em;font-weight:700}
.opt{font-weight:500;color:var(--ink-3)}
.field input,.field select,.field textarea{
  font:inherit;font-size:.95em;padding:13px 15px;border:1.5px solid var(--line);
  border-radius:12px;background:var(--surface-2);color:var(--ink);width:100%;transition:border-color .15s,box-shadow .15s;
}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-3)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(43,123,245,.18);
}
.field textarea{resize:vertical}
.check{display:flex;gap:11px;align-items:flex-start;font-size:.85em;color:var(--ink-2)}
.check input{margin-top:3px;width:18px;height:18px;accent-color:var(--brand);flex-shrink:0}
.check a{color:var(--brand-ink);font-weight:700}
.form__status{grid-column:1/-1;margin:0;font-size:.9em;font-weight:700;min-height:1.2em}
.form__status.ok{color:#1a8a3f}
.form__status.err{color:#e05a4a}

/* ---------- КОНТАКТЫ ---------- */
.contacts{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:34px}
.contact{
  display:flex;flex-direction:column;gap:4px;padding:24px;border-radius:var(--radius);
  border:1px solid var(--line);text-decoration:none;background:var(--surface);
  transition:transform .18s,border-color .18s,box-shadow .18s;
}
.contact:hover{transform:translateY(-4px);border-color:var(--brand);box-shadow:var(--shadow)}
.contact b{font-size:1.02em}
.contact span{font-size:.9em;color:var(--brand-ink);word-break:break-all}

/* ---------- ПОДВАЛ ---------- */
.footer{background:#060d1e;color:#b9c7e2;padding-top:clamp(44px,6vw,68px);font-size:.92em}
.footer__inner{display:grid;grid-template-columns:1.4fr .8fr 1.2fr;gap:36px;padding-bottom:34px}
.logo--footer .logo__text b{color:#fff}
.logo--footer .logo__text b span{color:var(--lime)}
.logo--footer .logo__text small{color:#8194b5}
.footer__about{margin-top:14px;max-width:44ch}
.footer__nav{display:flex;flex-direction:column;gap:9px}
.footer__nav a{text-decoration:none;transition:color .15s}
.footer__nav a:hover{color:var(--lime)}
.footer__legal p{margin-bottom:.7em}
.footer__legal a{color:var(--lime);font-weight:700}
.footer__legal p:last-child{font-size:.88em;color:#8194b5}
.footer__bottom{
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.12);padding-block:20px;font-size:.88em;color:#8194b5;
}

/* ---------- ОФЕРТА ---------- */
.legal{max-width:900px}
.legal h2{font-size:clamp(20px,2vw,27px);margin-top:2em}
.legal h2:first-of-type{margin-top:1em}
.legal p,.legal li{color:var(--ink-2);font-size:.96em}
.legal ul{list-style:disc;padding-left:22px;margin-bottom:1em}
.legal li{margin-bottom:.4em}
.legal .req{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin-top:28px}

/* ---------- FAB + ЛАЙТБОКС ---------- */
.fab{
  position:fixed;right:20px;bottom:20px;z-index:95;
  display:inline-flex;align-items:center;gap:10px;
  background:linear-gradient(135deg,#3fb2ee,#1b8ad1);color:#fff;text-decoration:none;
  font-weight:800;font-size:.92em;padding:14px 22px;border-radius:100px;
  box-shadow:0 14px 34px rgba(27,138,209,.5);border:1px solid rgba(255,255,255,.28);
  transition:transform .18s ease,box-shadow .18s ease;
}
.fab:hover{transform:translateY(-3px);box-shadow:0 20px 44px rgba(27,138,209,.62)}
.fab svg{width:20px;height:20px;flex-shrink:0;fill:currentColor}
@media (max-width:380px){.fab span{display:none}.fab{padding:14px;border-radius:50%}}
.lightbox{position:fixed;inset:0;z-index:150;background:rgba(4,10,26,.94);display:grid;place-items:center;padding:20px}
.lightbox[hidden]{display:none}
.lightbox img{max-width:96vw;max-height:88vh;border-radius:12px;box-shadow:var(--shadow-lg)}
.lightbox__close{
  position:absolute;top:14px;right:18px;width:46px;height:46px;border-radius:50%;border:0;
  background:rgba(255,255,255,.16);color:#fff;font-size:28px;line-height:1;cursor:pointer;
}

/* ---------- REVEAL ---------- */
.reveal{opacity:0;transform:translateY(24px)}
.reveal.is-visible{opacity:1;transform:none;transition:opacity .65s ease,transform .65s cubic-bezier(.2,.7,.3,1)}

/* ---------- АДАПТИВ ---------- */
@media (max-width:1340px){
  .s-hero{width:clamp(120px,13vw,190px);right:1%;top:3%}
}
@media (max-width:1120px){
  .nav{display:none}
  .cards,.cards--2,.cards--3,.cards--4{grid-template-columns:repeat(2,1fr)}
  .contacts{grid-template-columns:repeat(2,1fr)}
  .burger{display:block}
  .nav.is-open{
    display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;background:var(--bg);
    padding:12px var(--pad) 26px;border-bottom:1px solid var(--line);box-shadow:var(--shadow-lg);
    margin-left:0;font-size:1.05em;z-index:99;
  }
  .nav.is-open a{padding:14px 0;border-bottom:1px solid var(--line)}
  .header__inner{gap:12px}
  .switch{margin-left:auto}
}
@media (max-width:940px){
  .hero__inner{grid-template-columns:1fr;text-align:center}
  .hero__actions,.hero__badges{justify-content:center}
  .hero__lead{max-width:none;margin-inline:auto}
  .hero__media{order:-1}
  .hero__media img{max-height:300px}
  .fig--art{opacity:.26;filter:none}
  .s-hero{width:104px;right:0;top:5%;opacity:.6}
  .s-hero-2{width:84px;left:0;bottom:14%;opacity:.42}
  .s-hero-3{display:none}
  .s-hero-4{width:72px;right:1%;bottom:5%;top:auto;opacity:.38}
  .s-hero-5{width:64px;left:1%;top:3%;opacity:.32}
  .s-sec-a{width:80px;right:1%}
  .s-sec-b{width:64px;left:1%}
  .s-corner{width:110px;opacity:.4}
  .s-corner-2{width:76px;opacity:.3}
  .a-3{display:none}
  .a-1{width:88px;right:5%;top:5%}
  .a-2{width:72px;left:5%;bottom:6%}
  .a-4{width:80px;right:6%;bottom:8%}
  .a-5{width:66px;left:6%;top:8%}
  .pick .obj{width:96px;right:12px;bottom:12px}
  .obj--sec{width:74px;right:2%;top:2%;opacity:.7}
  .stats{grid-template-columns:repeat(2,1fr)}
  .picker{grid-template-columns:1fr}
  .teacher{grid-template-columns:1fr;text-align:center}
  .teacher__photo img{max-height:290px}
  .ticks li{text-align:left}
  .rail__head--section{flex-direction:column;align-items:flex-start;gap:14px}
  .pricing{grid-template-columns:1fr;max-width:560px;margin-inline:auto}
  .plan--featured{order:-1}
  .leadblock{grid-template-columns:1fr}
  .footer__inner{grid-template-columns:1fr;gap:26px}
}
@media (max-width:760px){
  .header__inner{flex-wrap:wrap;min-height:0;padding-block:10px;gap:10px}
  .header__tools{margin-left:auto;order:2}
  .switch{order:3;width:100%;justify-content:center;margin-left:0}
  .switch a{flex:1;text-align:center}
}
@media (max-width:600px){
  .cards,.cards--2,.cards--3,.cards--4,.contacts{grid-template-columns:1fr}
  .form{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr}
  .stats li{display:flex;align-items:baseline;gap:12px;padding:16px}
  .stats b{font-size:26px}
  .rail__item{flex:0 0 84%}
  .rail__item--doc{flex:0 0 78%}
  .review{flex:0 0 86%}
  .rail__nav{display:none}
  .switch a{padding:9px 8px;font-size:.76em}
  .fig--art{opacity:.2}
  .s-hero{width:88px;opacity:.5}
  .s-hero-2{width:68px;opacity:.34}
  .s-hero-4{width:60px}
  .s-hero-5{width:52px}
  .s-sec-b{display:none}
  .s-corner-2{display:none}
  .a-1{width:74px}.a-2{width:62px}.a-4{width:68px}.a-5{display:none}
  .logo__text small{display:none}
  .fab{right:12px;bottom:12px;padding:12px 16px;font-size:.84em;gap:8px}
  .fab svg{width:18px;height:18px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{animation-duration:.01ms!important;transition-duration:.01ms!important}
  .reveal{opacity:1;transform:none}
}
@media print{
  .header,.fab,.lightbox,.hero__media,.form,.decor{display:none}
  body{color:#000;background:#fff}
  .section--dark,.hero{background:#fff;color:#000}
}

/* --- как записаться (вместо формы заявки) --- */
.enroll{
  display:flex;flex-direction:column;gap:14px;background:var(--surface);color:var(--ink);
  padding:clamp(22px,3vw,34px);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);border:1px solid var(--line);
}
.enroll__title{margin:0;font-size:clamp(20px,2vw,26px);font-weight:800}
.enroll__steps{margin:0 0 6px;padding-left:22px;display:grid;gap:10px;color:var(--ink-2)}
.enroll__steps b{color:var(--ink)}
.enroll .btn{width:100%;justify-content:center;text-align:center}
.enroll__note{margin:4px 0 0;font-size:.85em;color:var(--ink-2)}
.enroll__note a{color:var(--brand-ink);font-weight:700}

/* --- запрос согласия на cookie --- */
.cookie{
  position:fixed;left:16px;bottom:16px;z-index:120;max-width:520px;
  background:var(--surface);color:var(--ink);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:18px 20px;
}
.cookie p{margin:0 0 12px;font-size:.9em;color:var(--ink-2)}
.cookie a{color:var(--brand-ink);font-weight:700}
.cookie__btns{display:flex;gap:10px;flex-wrap:wrap}
.cookie__btns .btn{padding:10px 20px;font-size:.9em}
.cookie__no{background:transparent;color:var(--ink);border-color:var(--line)}
.cookie__no:hover{border-color:var(--brand)}
@media (max-width:600px){.cookie{left:16px;right:16px;max-width:none}}
.linkbtn{background:none;border:0;padding:0;font:inherit;color:inherit;text-decoration:underline;cursor:pointer}
/* 12.10 (Даня): текст по ширине колонки — вводные абзацы и подписи не уже блоков под ними; без висячих слов в конце строки */
p,li,dd,td,th,blockquote,figcaption{text-wrap:pretty}
.hero__claim{text-wrap:balance}
h3{text-wrap:balance}