/* ═══════════════════════════════════════════════════════════════
   IT Kinderschule — дизайн-система 4.0 «Playground OS»
   Dev-культурна естетика (reactbits / 21st.dev / uiverse):
   дот-грід фони, spotlight-картки, моноширинні лейбли, вікно-фрейм
   у hero, темний футер-слаб. Світла/темна тема × 5 палітр (адмінка).
   ═══════════════════════════════════════════════════════════════ */

/* ---------- Палітри (сирі кольори бренду) ----------
   Палітра задає лише акцентні барви; нейтральні тони світлої/темної
   теми виводяться з них через color-mix — перемикання палітри
   перефарбовує сайт цілісно. Імена мають збігатися з адмінкою. */
:root,
[data-palette='aurora'] {
  --p1: #6d5efc;  /* основний */
  --p2: #8b5cf6;  /* компаньйон для градієнтів */
  --a1: #22d3ee;  /* акцент */
  --a2: #34d399;  /* акцент 2 */
  --hot: #ff7a59; /* теплий поп */
  --sun: #ffb443; /* підсвітка/маркер */
}
[data-palette='sunset'] { --p1: #f43f5e; --p2: #fb7185; --a1: #fb923c; --a2: #fbbf24; --hot: #ec4899; --sun: #fbbf24; }
[data-palette='ocean']  { --p1: #0ea5e9; --p2: #6366f1; --a1: #14b8a6; --a2: #38bdf8; --hot: #f59e0b; --sun: #fbbf24; }
[data-palette='forest'] { --p1: #10b981; --p2: #22c55e; --a1: #84cc16; --a2: #14b8a6; --hot: #f97316; --sun: #facc15; }
[data-palette='candy']  { --p1: #ec4899; --p2: #a855f7; --a1: #38bdf8; --a2: #f472b6; --hot: #fb7185; --sun: #fbbf24; }

/* ---------- Токени теми ---------- */
:root {
  /* легасі-аліаси (використовуються рештою коду/конструктором) */
  --violet: var(--p1);
  --violet-deep: var(--p2);
  --cyan: var(--a1);
  --coral: var(--hot);
  --amber: var(--sun);
  --mint: var(--a2);

  --grad-brand: linear-gradient(135deg, var(--p1) 0%, var(--p2) 55%, var(--a1) 130%);
  --grad-warm: linear-gradient(135deg, var(--hot) 0%, var(--sun) 100%);
  --grad-text: linear-gradient(110deg, var(--p1), var(--a1) 55%, var(--a2));

  --bg: color-mix(in srgb, var(--p1) 3%, #f9fafd);
  --bg-soft: #ffffff;
  --bg-elev: #ffffff;
  --surface: rgba(255, 255, 255, 0.72);
  --border: color-mix(in srgb, var(--p1) 10%, rgba(14, 16, 40, 0.10));
  --border-strong: color-mix(in srgb, var(--p1) 24%, rgba(14, 16, 40, 0.16));
  --text: #0e1023;
  --text-soft: #50566f;
  --text-mute: #8a90a8;
  --ring: color-mix(in srgb, var(--p1) 50%, transparent);
  --dot: color-mix(in srgb, var(--p1) 11%, transparent);
  --shadow-sm: 0 1px 2px rgba(14, 16, 40, 0.05), 0 2px 8px color-mix(in srgb, var(--p1) 5%, rgba(14, 16, 40, 0.04));
  --shadow-md: 0 2px 6px rgba(14, 16, 40, 0.05), 0 14px 34px color-mix(in srgb, var(--p1) 10%, rgba(14, 16, 40, 0.09));
  --shadow-lg: 0 6px 18px rgba(14, 16, 40, 0.07), 0 30px 70px color-mix(in srgb, var(--p1) 17%, rgba(14, 16, 40, 0.14));
  --radius-sm: 12px;
  --radius: 20px;
  --radius-lg: 28px;
  --nav-h: 66px;
  --nav-gap: 0px;
  --maxw: 1200px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --font-display: 'Space Grotesk', 'Unbounded', sans-serif;
  --font-body: 'Inter', 'Manrope', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'Cascadia Mono', monospace;
  /* темний «слаб» (футер/розсилка) — однаковий в обох темах */
  --ink: color-mix(in srgb, var(--p1) 10%, #0a0d1b);
  --ink-2: color-mix(in srgb, var(--p1) 16%, #10142b);
  --ink-border: color-mix(in srgb, var(--p1) 30%, rgba(255, 255, 255, 0.12));
  --ink-text: #eceffb;
  --ink-soft: #a3aac8;
}

[data-theme='dark'] {
  --bg: color-mix(in srgb, var(--p1) 6%, #090b17);
  --bg-soft: color-mix(in srgb, var(--p1) 9%, #0d1022);
  --bg-elev: color-mix(in srgb, var(--p1) 13%, #121631);
  --surface: color-mix(in srgb, var(--p1) 12%, rgba(18, 22, 49, 0.66));
  --border: color-mix(in srgb, var(--p1) 20%, rgba(255, 255, 255, 0.09));
  --border-strong: color-mix(in srgb, var(--p1) 36%, rgba(255, 255, 255, 0.16));
  --text: #edf0fb;
  --text-soft: #aab1cf;
  --text-mute: #7d84a6;
  --dot: color-mix(in srgb, var(--p1) 20%, transparent);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4), 0 3px 10px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 10px rgba(0, 0, 0, 0.35), 0 16px 40px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 8px 20px rgba(0, 0, 0, 0.4), 0 34px 80px rgba(0, 0, 0, 0.55);
}

/* ---------- База ---------- */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 20px); }
body {
  font-family: var(--font-body);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.4s var(--ease), color 0.4s var(--ease);
  /* аврора-сяйво згори + дот-грід (reactbits-стиль) */
  background-color: var(--bg);
  background-image:
    radial-gradient(52% 40% at 14% -6%, color-mix(in srgb, var(--p1) 12%, transparent), transparent 70%),
    radial-gradient(44% 34% at 92% -2%, color-mix(in srgb, var(--a1) 10%, transparent), transparent 70%),
    radial-gradient(var(--dot) 1px, transparent 1.5px);
  background-size: 100% 1100px, 100% 1000px, 26px 26px;
  background-repeat: no-repeat, no-repeat, repeat;
}
[data-theme='dark'] body {
  background-image:
    radial-gradient(52% 40% at 14% -6%, color-mix(in srgb, var(--p1) 20%, transparent), transparent 70%),
    radial-gradient(44% 34% at 92% -2%, color-mix(in srgb, var(--a1) 13%, transparent), transparent 70%),
    radial-gradient(var(--dot) 1px, transparent 1.5px);
}
h1, h2, h3, h4, .display { font-family: var(--font-display); font-weight: 700; line-height: 1.14; letter-spacing: -0.025em; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
section { position: relative; }
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
a:focus-visible, button:focus-visible { outline: 2.5px solid var(--ring); outline-offset: 2px; border-radius: 6px; }
::selection { background: color-mix(in srgb, var(--p1) 26%, transparent); }

.gradient-text {
  background: var(--grad-text);
  background-size: 200% auto;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: grad-slide 5s ease-in-out infinite alternate;
}
@keyframes grad-slide { from { background-position: 0% 50%; } to { background-position: 100% 50%; } }

/* ---------- Кнопки (uiverse-стиль: шар тіней + пробіжка сяйва) ---------- */
.btn {
  --b: var(--grad-brand);
  --btn-glow: var(--p1);
  display: inline-flex; align-items: center; justify-content: center; gap: 0.55rem;
  font-family: var(--font-body); font-weight: 700; font-size: 0.95rem; letter-spacing: 0.005em;
  padding: 0.85rem 1.6rem; border-radius: 14px; border: 0; cursor: pointer;
  color: #fff; background: var(--b); background-size: 160% 160%;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.25) inset,
              0 -2px 0 rgba(0, 0, 0, 0.14) inset,
              0 8px 22px color-mix(in srgb, var(--btn-glow) 32%, transparent);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background-position 0.5s var(--ease);
  position: relative; white-space: nowrap; overflow: hidden;
}
.btn:hover {
  transform: translateY(-2px);
  background-position: 100% 0;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.25) inset,
              0 -2px 0 rgba(0, 0, 0, 0.14) inset,
              0 14px 34px color-mix(in srgb, var(--btn-glow) 44%, transparent);
}
.btn:active { transform: translateY(0) scale(0.985); }
/* сяйво, що пробігає по кнопці */
.btn::after {
  content: ''; position: absolute; top: 0; left: -80%; width: 45%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.35), transparent);
  transform: skewX(-18deg); pointer-events: none; transition: left 0.55s var(--ease);
}
.btn:hover::after { left: 140%; }
.btn--warm { --b: var(--grad-warm); --btn-glow: var(--hot); }
.btn--ghost {
  --btn-glow: transparent;
  background: var(--bg-elev); color: var(--text); border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-sm);
}
.btn--ghost:hover { box-shadow: var(--shadow-md); border-color: color-mix(in srgb, var(--p1) 45%, transparent); color: var(--p1); }
.btn--lg { padding: 1rem 2rem; font-size: 1.02rem; border-radius: 16px; }
.btn--block { width: 100%; }

/* ---------- Прогрес-бар прокрутки ---------- */
#scroll-progress {
  position: fixed; top: 0; left: 0; height: 2.5px; width: 0%;
  background: var(--grad-text); z-index: 2000; transition: width 0.1s linear;
  border-radius: 0 3px 3px 0;
}

/* ---------- Навбар: скляна панель на всю ширину ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; height: var(--nav-h); z-index: 1000;
  display: flex; align-items: center;
  background: color-mix(in srgb, var(--bg) 55%, transparent);
  backdrop-filter: blur(16px) saturate(160%);
  border-bottom: 1px solid transparent;
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.nav.scrolled {
  background: color-mix(in srgb, var(--bg-elev) 82%, transparent);
  border-bottom-color: var(--border);
  box-shadow: 0 8px 30px color-mix(in srgb, var(--p1) 6%, rgba(10, 12, 30, 0.06));
}
.nav .container { display: flex; align-items: center; gap: 1rem; height: 100%; }
.brand { display: flex; align-items: center; gap: 0.6rem; font-family: var(--font-display); font-weight: 700; font-size: 1.02rem; letter-spacing: -0.02em; }
.brand img { width: 38px; height: 38px; border-radius: 11px; border: 1px solid var(--border); background: #fff; padding: 4px; object-fit: contain; transition: transform 0.3s var(--ease); }
.brand:hover img { transform: rotate(-8deg) scale(1.06); }
.brand span b { color: var(--p1); }
.nav-links { display: flex; gap: 0.1rem; margin-left: auto; }
.nav-links a {
  position: relative; padding: 0.5rem 0.8rem; border-radius: 10px; font-weight: 600; font-size: 0.92rem;
  color: var(--text-soft); transition: color 0.25s var(--ease), background 0.25s var(--ease); white-space: nowrap;
}
.nav-links a::after {
  content: ''; position: absolute; left: 0.8rem; right: 0.8rem; bottom: 0.2rem; height: 2px;
  border-radius: 2px; background: var(--grad-text);
  transform: scaleX(0); transform-origin: left; transition: transform 0.3s var(--ease);
}
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }
.nav-tools { display: flex; align-items: center; gap: 0.5rem; }

.icon-btn {
  width: 40px; height: 40px; border-radius: 12px; border: 1px solid var(--border);
  background: var(--bg-elev); color: var(--text); cursor: pointer; font-size: 1.05rem;
  display: grid; place-items: center; transition: all 0.25s var(--ease);
}
.icon-btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-sm); color: var(--p1); border-color: color-mix(in srgb, var(--p1) 40%, transparent); }

.lang { display: inline-flex; border: 1px solid var(--border); border-radius: 12px; overflow: hidden; background: var(--bg-elev); }
.lang button { border: 0; background: transparent; color: var(--text-soft); font-family: var(--font-mono); font-weight: 700; font-size: 0.76rem; padding: 0.55rem 0.7rem; cursor: pointer; transition: all 0.2s; }
.lang button.active { background: var(--grad-brand); color: #fff; }

.burger { display: none; }

/* ---------- Hero ---------- */
.hero { padding: calc(var(--nav-h) + 84px) 0 96px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }
/* бейдж зі «живою» крапкою-пінгом */
.hero .pill {
  display: inline-flex; align-items: center; gap: 0.6rem; padding: 0.5rem 1rem; border-radius: 999px;
  border: 1px solid var(--border-strong); background: var(--bg-elev);
  color: var(--text-soft); font-family: var(--font-mono); font-weight: 600; font-size: 0.78rem;
  margin-bottom: 1.4rem; box-shadow: var(--shadow-sm); position: relative;
}
.hero .pill i { color: var(--p1); font-size: 0.9rem; position: relative; }
.hero .pill i::after {
  content: ''; position: absolute; inset: -4px; border-radius: 50%;
  border: 2px solid color-mix(in srgb, var(--p1) 60%, transparent);
  animation: ping 2.2s var(--ease) infinite;
}
@keyframes ping { 0% { transform: scale(0.55); opacity: 1; } 75%, 100% { transform: scale(1.5); opacity: 0; } }
.hero h1 { font-size: clamp(2.1rem, 4.8vw, 3.4rem); margin-bottom: 1.15rem; }
.hero p.lead { font-size: 1.14rem; color: var(--text-soft); max-width: 540px; margin-bottom: 1.9rem; font-weight: 450; }
.hero-cta { display: flex; gap: 0.9rem; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 0; margin-top: 2.6rem; flex-wrap: wrap; }
.hero-stats > div { padding: 0.2rem 1.6rem; border-left: 1px solid var(--border-strong); }
.hero-stats > div:first-child { padding-left: 0; border-left: 0; }
.hero-stats .num { font-family: var(--font-mono); font-weight: 700; font-size: 1.7rem; letter-spacing: -0.03em; background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-stats .lbl { font-size: 0.82rem; color: var(--text-mute); font-weight: 600; }

/* мальований маркер-підкреслювач під виділеним словом */
.hero h1 .gradient-text { position: relative; display: inline-block; }
.hero h1 .gradient-text::after {
  content: ''; position: absolute; left: 2%; right: 2%; bottom: -0.12em; height: 0.2em;
  background: var(--grad-warm);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 120 12' preserveAspectRatio='none'%3E%3Cpath d='M2 9 C20 2 40 2 58 8 C78 13 98 3 118 6' fill='none' stroke='%23000' stroke-width='4' stroke-linecap='round'/%3E%3C/svg%3E") center / 100% 100% no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 120 12' preserveAspectRatio='none'%3E%3Cpath d='M2 9 C20 2 40 2 58 8 C78 13 98 3 118 6' fill='none' stroke='%23000' stroke-width='4' stroke-linecap='round'/%3E%3C/svg%3E") center / 100% 100% no-repeat;
  pointer-events: none;
}

/* фото у «вікні застосунку» (dev-фрейм із трьома кнопками) */
.hero-visual { position: relative; }
.photo-frame {
  position: relative; z-index: 2; overflow: hidden;
  border-radius: var(--radius-lg); border: 1px solid var(--border-strong);
  background: var(--bg-elev); box-shadow: var(--shadow-lg);
}
.frame-bar {
  display: flex; align-items: center; gap: 7px; padding: 12px 16px;
  border-bottom: 1px solid var(--border); background: color-mix(in srgb, var(--p1) 4%, var(--bg-elev));
  position: relative; z-index: 2; /* поверх фото, що «блідить» через scale */
}
.frame-bar span { width: 11px; height: 11px; border-radius: 50%; }
.frame-bar span:nth-child(1) { background: #ff5f57; }
.frame-bar span:nth-child(2) { background: #febc2e; }
.frame-bar span:nth-child(3) { background: #28c840; }
.frame-bar em {
  font-style: normal; font-family: var(--font-mono); font-size: 0.72rem; font-weight: 600;
  color: var(--text-mute); margin: 0 auto; letter-spacing: 0.02em;
  padding: 0.15rem 0.7rem; border-radius: 7px; background: color-mix(in srgb, var(--p1) 7%, transparent);
}
.hero-visual .photo { width: 100%; aspect-ratio: 4/3; object-fit: cover; scale: 1.12; }
/* сяйво за фреймом + «плюсики»-розмітка в куті */
.hero-visual::before {
  content: ''; position: absolute; inset: 8% -6% -8% 10%; z-index: 1;
  background: var(--grad-brand); opacity: 0.3; filter: blur(52px); border-radius: 50%;
}
.hero-visual::after {
  content: ''; position: absolute; top: -34px; right: -26px; width: 120px; height: 96px; z-index: 1;
  background:
    radial-gradient(color-mix(in srgb, var(--p1) 55%, transparent) 1.6px, transparent 2px);
  background-size: 20px 20px; opacity: 0.9;
  -webkit-mask-image: radial-gradient(closest-side, #000, transparent);
  mask-image: radial-gradient(closest-side, #000, transparent);
}

.hero-visual .badge-card {
  position: absolute; z-index: 3;
  background: color-mix(in srgb, var(--bg-elev) 86%, transparent);
  backdrop-filter: blur(12px) saturate(160%);
  border: 1px solid var(--border-strong);
  border-radius: 16px; padding: 0.75rem 1rem; box-shadow: var(--shadow-md);
  display: flex; align-items: center; gap: 0.7rem;
  font-weight: 700; font-size: 0.88rem;
}
.badge-card i { font-size: 1.25rem; width: 38px; height: 38px; display: grid; place-items: center; border-radius: 11px; color: #fff; flex: 0 0 auto; }
.badge-card.bc1 { top: 12%; left: -26px; animation: float 5s ease-in-out infinite; }
.badge-card.bc1 i { background: var(--grad-warm); box-shadow: 0 8px 18px color-mix(in srgb, var(--hot) 40%, transparent); }
.badge-card.bc2 { bottom: 10%; right: -20px; animation: float 6s ease-in-out infinite 0.6s; }
.badge-card.bc2 i { background: linear-gradient(135deg, var(--a2), var(--a1)); box-shadow: 0 8px 18px color-mix(in srgb, var(--a1) 40%, transparent); }

/* фонове фото банера (розмите; вмикається з адмінки) */
.hero-bg {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background-size: cover; background-position: center;
  opacity: 0; transform: scale(1.07); filter: blur(7px) saturate(1.1);
  -webkit-mask-image: linear-gradient(180deg, #000 55%, transparent 97%);
  mask-image: linear-gradient(180deg, #000 55%, transparent 97%);
  transition: opacity 0.9s var(--ease);
}
.hero-bg.on { opacity: 0.14; }
[data-theme='dark'] .hero-bg.on { opacity: 0.1; }
.hero > .container { position: relative; z-index: 2; }

/* декоративні аврора-«бульбашки» */
.blob { position: absolute; border-radius: 50%; filter: blur(70px); opacity: 0.35; z-index: 0; pointer-events: none; }
.blob.b1 { width: 460px; height: 460px; background: var(--p1); top: -150px; right: -110px; animation: drift 18s ease-in-out infinite; }
.blob.b2 { width: 340px; height: 340px; background: var(--a1); bottom: -140px; left: -80px; animation: drift 22s ease-in-out infinite reverse; }
.blob.b3 { width: 240px; height: 240px; background: var(--sun); top: 42%; left: 40%; opacity: 0.16; animation: drift 26s ease-in-out infinite 2s; }
[data-theme='dark'] .blob { opacity: 0.26; }
[data-theme='dark'] .blob.b3 { opacity: 0.12; }

@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
@keyframes drift { 0%, 100% { transform: translate(0, 0) scale(1); } 50% { transform: translate(30px, -20px) scale(1.08); } }

/* плаваючі техно-іконки — тепер чипи з бордером */
.floaties { position: absolute; inset: 0; z-index: 1; pointer-events: none; transition: transform 0.4s ease-out; }
.floaties i {
  position: absolute; display: grid; place-items: center;
  width: 2.4em; height: 2.4em; border-radius: 0.75em;
  background: var(--bg-elev); border: 1px solid var(--border-strong); box-shadow: var(--shadow-sm);
  opacity: 0.85; animation: floaty 7s ease-in-out infinite;
}
[data-theme='dark'] .floaties i { opacity: 0.6; }
.floaties .f1 { top: 16%; left: 4%;  font-size: 1.35rem; color: var(--p1);  animation-delay: 0.2s; }
.floaties .f2 { top: 64%; left: 7%;  font-size: 1.05rem; color: var(--hot); animation-delay: 1.4s; animation-duration: 8.5s; }
.floaties .f3 { top: 9%;  left: 46%; font-size: 1.1rem;  color: var(--sun); animation-delay: 0.8s; animation-duration: 6s; }
.floaties .f4 { top: 80%; left: 48%; font-size: 1.25rem; color: var(--a1);  animation-delay: 2s; }
.floaties .f5 { top: 22%; right: 4%; font-size: 1.15rem; color: var(--a2);  animation-delay: 1s;  animation-duration: 9s; }
.floaties .f6 { top: 86%; right: 8%; font-size: 1.05rem; color: var(--p2);  animation-delay: 2.6s; animation-duration: 7.5s; }
@keyframes floaty {
  0%, 100% { transform: translateY(0) rotate(-3deg); }
  50% { transform: translateY(-16px) rotate(4deg); }
}

/* ---------- Маркі-стрічка: моно-тікер між хairlines ---------- */
.marquee {
  overflow: hidden; padding: 20px 0;
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-elev) 55%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
/* без flex-gap: відступ — margin у кожного елемента, тож ширина треку рівно 2×копія
   і перемотка на -50% безшовна */
.marquee-track { display: flex; width: max-content; animation: scroll-x 30s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track span {
  font-family: var(--font-mono); font-weight: 600; font-size: 0.88rem; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--text-soft);
  display: inline-flex; align-items: center; gap: 0.6rem; white-space: nowrap;
  margin-right: 3.2rem; position: relative;
  transition: color 0.25s;
}
.marquee-track span::after {
  content: ''; position: absolute; right: -1.9rem; top: 50%; width: 5px; height: 5px;
  border-radius: 1px; transform: translateY(-50%) rotate(45deg);
  background: color-mix(in srgb, var(--p1) 45%, transparent);
}
.marquee-track span:hover { color: var(--text); }
.marquee-track i { font-size: 1.1rem; color: var(--p1); }
.marquee-track span:nth-child(4n+2) i { color: var(--hot); }
.marquee-track span:nth-child(4n+3) i { color: var(--a1); }
.marquee-track span:nth-child(4n+4) i { color: var(--a2); }
@keyframes scroll-x { to { transform: translateX(-50%); } }

/* ---------- Загальні секції ---------- */
.section { padding: 100px 0; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
/* айброу: моноширинний код-лейбл «// назва» */
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-mono); font-weight: 600; font-size: 0.78rem;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--p1);
}
.eyebrow::before { content: '//'; opacity: 0.55; letter-spacing: 0; }
.section-head h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); margin: 0.9rem 0 0.8rem; }
.section-head p { color: var(--text-soft); font-size: 1.05rem; }
.bg-soft {
  background: var(--bg-soft);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

/* ---------- Про нас / переваги ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-photos { position: relative; }
.about-photos::before {
  content: ''; position: absolute; inset: 12% -8% -8% 12%; z-index: 0;
  background: var(--grad-warm); opacity: 0.25; filter: blur(46px); border-radius: 50%;
}
.about-photos img {
  border-radius: var(--radius-lg); width: 100%; aspect-ratio: 4/3; object-fit: cover;
  position: relative; z-index: 1;
  border: 1px solid var(--border-strong); box-shadow: var(--shadow-lg);
}
#about .eyebrow { margin-bottom: 0.9rem; }
#about h2 { font-size: clamp(1.6rem, 3.1vw, 2.2rem); margin-bottom: 0.9rem; }
#about > .container > div > p { color: var(--text-soft); font-size: 1.04rem; }
.feature-list { list-style: none; display: grid; gap: 0.7rem; margin-top: 1.7rem; }
.feature-list li {
  display: flex; gap: 0.95rem; align-items: flex-start;
  padding: 0.9rem 1.05rem; border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: transform 0.25s var(--ease), border-color 0.25s, background 0.25s, box-shadow 0.25s;
}
.feature-list li:hover {
  transform: translateX(4px); background: var(--bg-elev);
  border-color: var(--border-strong); box-shadow: var(--shadow-sm);
}
.feature-list .ic {
  flex: 0 0 auto; width: 44px; height: 44px; border-radius: 13px; display: grid; place-items: center;
  color: #fff; font-size: 1.15rem; background: var(--grad-brand);
  box-shadow: 0 8px 20px color-mix(in srgb, var(--p1) 28%, transparent);
  transition: transform 0.3s var(--ease);
}
.feature-list li:nth-child(2) .ic { background: var(--grad-warm); box-shadow: 0 8px 20px color-mix(in srgb, var(--hot) 28%, transparent); }
.feature-list li:nth-child(3) .ic { background: linear-gradient(135deg, var(--a1), var(--a2)); box-shadow: 0 8px 20px color-mix(in srgb, var(--a1) 28%, transparent); }
.feature-list li:nth-child(4) .ic { background: linear-gradient(135deg, var(--p2), var(--hot)); box-shadow: 0 8px 20px color-mix(in srgb, var(--p2) 28%, transparent); }
.feature-list li:hover .ic { transform: rotate(-8deg) scale(1.08); }
.feature-list b { display: block; font-weight: 700; font-size: 1rem; }
.feature-list span.d { color: var(--text-soft); font-size: 0.94rem; }

/* ---------- Курси ---------- */
.course-filters { display: flex; gap: 0.55rem; flex-wrap: wrap; justify-content: center; margin-bottom: 42px; }
.chip {
  border: 1px solid var(--border-strong); background: var(--bg-elev); color: var(--text-soft);
  padding: 0.5rem 1.1rem; border-radius: 11px; cursor: pointer;
  font-family: var(--font-mono); font-weight: 600; font-size: 0.8rem; letter-spacing: 0.03em;
  transition: all 0.25s var(--ease);
}
.chip:hover { color: var(--p1); border-color: color-mix(in srgb, var(--p1) 50%, transparent); transform: translateY(-2px); }
.chip.active {
  background: var(--p1); color: #fff; border-color: var(--p1);
  box-shadow: 0 6px 18px color-mix(in srgb, var(--p1) 36%, transparent);
}

.courses-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
/* spotlight-картка: сяйво зверху + градієнтний бордер на ховер */
.course-card {
  border: 1px solid var(--border); border-radius: var(--radius); padding: 28px;
  background: var(--bg-elev); box-shadow: var(--shadow-sm);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.3s;
  position: relative; overflow: hidden;
  display: flex; flex-direction: column;
}
.course-card::before {
  content: ''; position: absolute; top: -70px; left: 50%; width: 220px; height: 150px;
  transform: translateX(-50%); border-radius: 50%;
  background: radial-gradient(closest-side, color-mix(in srgb, var(--p1) 26%, transparent), transparent);
  opacity: 0; transition: opacity 0.4s var(--ease); pointer-events: none;
}
.course-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
  background:
    linear-gradient(var(--bg-elev), var(--bg-elev)) padding-box,
    var(--grad-brand) border-box;
}
.course-card:hover::before { opacity: 1; }
/* блиск, що пробігає по картці */
.course-card::after {
  content: ''; position: absolute; top: 0; left: -80%; width: 50%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.14), transparent);
  transform: skewX(-18deg); pointer-events: none; transition: left 0.7s var(--ease);
}
.course-card:hover::after { left: 130%; }
.course-icon {
  width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center;
  font-size: 1.55rem; color: #fff; margin-bottom: 1.15rem;
  transition: transform 0.3s var(--ease);
}
.course-card:hover .course-icon { animation: wiggle 0.6s var(--ease); }
@keyframes wiggle { 0%, 100% { transform: rotate(0); } 30% { transform: rotate(-8deg) scale(1.07); } 65% { transform: rotate(6deg); } }
.c-microbit { background: linear-gradient(135deg, #ff7a59, #ffb443); box-shadow: 0 10px 22px rgba(255, 122, 89, 0.32); }
.c-arduino { background: linear-gradient(135deg, #22d3ee, #34d399); box-shadow: 0 10px 22px rgba(34, 211, 238, 0.32); }
.c-ai { background: linear-gradient(135deg, #8b5cf6, #6d5efc); box-shadow: 0 10px 22px rgba(139, 92, 246, 0.32); }
.c-scratch { background: linear-gradient(135deg, #f472b6, #fb7185); box-shadow: 0 10px 22px rgba(244, 114, 182, 0.32); }
.c-webdev { background: linear-gradient(135deg, #6d5efc, #22d3ee); box-shadow: 0 10px 22px rgba(109, 94, 252, 0.32); }
.course-card h3 { font-size: 1.16rem; margin-bottom: 0.5rem; }
.course-meta { display: flex; gap: 0.45rem; flex-wrap: wrap; margin-bottom: 0.85rem; }
.tag {
  font-family: var(--font-mono); font-size: 0.68rem; font-weight: 600; letter-spacing: 0.05em;
  text-transform: uppercase; padding: 0.28rem 0.65rem; border-radius: 8px;
  background: color-mix(in srgb, var(--p1) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--p1) 22%, transparent);
  color: var(--p1);
}
.tag.age {
  background: color-mix(in srgb, var(--hot) 11%, transparent);
  border-color: color-mix(in srgb, var(--hot) 24%, transparent);
  color: var(--hot);
}
.course-card p.desc { color: var(--text-soft); font-size: 0.95rem; margin-bottom: 1.2rem; flex: 1; }
.course-foot { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; border-top: 1px dashed var(--border-strong); padding-top: 0.95rem; }
.course-foot .sched { font-family: var(--font-mono); font-size: 0.74rem; color: var(--text-mute); font-weight: 600; }
.course-card .enroll { font-weight: 700; color: var(--p1); cursor: pointer; background: none; border: 0; font-family: var(--font-body); font-size: 0.94rem; display: inline-flex; align-items: center; gap: 0.35rem; transition: gap 0.25s; }
.course-card .enroll:hover { gap: 0.6rem; }

/* ---------- Як проходить навчання (кроки) ---------- */
/* схема-плата на фоні (перефарбовується палітрою через маску) */
#how::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: color-mix(in srgb, var(--p1) 11%, transparent);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cg fill='none' stroke='%23000' stroke-opacity='.8' stroke-width='1.5'%3E%3Cpath d='M12 70h36V34h46'/%3E%3Cpath d='M70 128V99h42'/%3E%3Cpath d='M128 12v30h-24'/%3E%3C/g%3E%3Cg fill='%23000'%3E%3Ccircle cx='12' cy='70' r='3'/%3E%3Ccircle cx='94' cy='34' r='3'/%3E%3Ccircle cx='70' cy='128' r='3'/%3E%3Ccircle cx='112' cy='99' r='3'/%3E%3Ccircle cx='104' cy='42' r='3'/%3E%3C/g%3E%3C/svg%3E") repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cg fill='none' stroke='%23000' stroke-opacity='.8' stroke-width='1.5'%3E%3Cpath d='M12 70h36V34h46'/%3E%3Cpath d='M70 128V99h42'/%3E%3Cpath d='M128 12v30h-24'/%3E%3C/g%3E%3Cg fill='%23000'%3E%3Ccircle cx='12' cy='70' r='3'/%3E%3Ccircle cx='94' cy='34' r='3'/%3E%3Ccircle cx='70' cy='128' r='3'/%3E%3Ccircle cx='112' cy='99' r='3'/%3E%3Ccircle cx='104' cy='42' r='3'/%3E%3C/g%3E%3C/svg%3E") repeat;
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cg fill='none' stroke='%23000' stroke-opacity='.8' stroke-width='1.5'%3E%3Cpath d='M12 70h36V34h46'/%3E%3Cpath d='M70 128V99h42'/%3E%3Cpath d='M128 12v30h-24'/%3E%3C/g%3E%3Cg fill='%23000'%3E%3Ccircle cx='12' cy='70' r='3'/%3E%3Ccircle cx='94' cy='34' r='3'/%3E%3Ccircle cx='70' cy='128' r='3'/%3E%3Ccircle cx='112' cy='99' r='3'/%3E%3Ccircle cx='104' cy='42' r='3'/%3E%3C/g%3E%3C/svg%3E");
}
#how .container { position: relative; }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; position: relative; }
.steps::before {
  content: ''; position: absolute; top: 56px; left: 6%; right: 6%; height: 2px; z-index: 0;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--p1) 35%, transparent), transparent);
}
.step {
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px; box-shadow: var(--shadow-sm); position: relative; z-index: 1;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.3s;
}
.step:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: color-mix(in srgb, var(--p1) 35%, transparent); }
/* номер кроку — моно «01…04» (нуль домальовує CSS) */
.step .n {
  width: 58px; height: 58px; border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-weight: 700; font-size: 1.35rem; letter-spacing: -0.04em;
  background: var(--grad-brand); color: #fff;
  box-shadow: 0 10px 22px color-mix(in srgb, var(--p1) 30%, transparent);
  margin-bottom: 0.8rem;
  transition: transform 0.3s var(--ease);
}
.step .n::before { content: '0'; opacity: 0.65; }
.step:nth-child(2) .n { background: var(--grad-warm); box-shadow: 0 10px 22px color-mix(in srgb, var(--hot) 30%, transparent); }
.step:nth-child(3) .n { background: linear-gradient(135deg, var(--a1), var(--a2)); box-shadow: 0 10px 22px color-mix(in srgb, var(--a1) 30%, transparent); }
.step:nth-child(4) .n { background: linear-gradient(135deg, var(--a2), var(--p2)); box-shadow: 0 10px 22px color-mix(in srgb, var(--a2) 30%, transparent); }
.step:hover .n { transform: rotate(-6deg) scale(1.08); }
.step h4 { margin: 0.4rem 0; font-size: 1.05rem; }
.step p { color: var(--text-soft); font-size: 0.93rem; }

/* ---------- Викладачі ---------- */
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.teacher {
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow-sm);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.3s;
}
.teacher:hover {
  transform: translateY(-6px); box-shadow: var(--shadow-md);
  border-color: transparent;
  background:
    linear-gradient(var(--bg-elev), var(--bg-elev)) padding-box,
    var(--grad-brand) border-box;
}
.teacher .ph { aspect-ratio: 1/1; background: var(--grad-brand); display: grid; place-items: center; color: #fff; font-family: var(--font-display); font-weight: 700; font-size: 3rem; overflow: hidden; position: relative; }
.teacher .ph img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease), filter 0.6s var(--ease); }
.teacher:hover .ph img { transform: scale(1.05); }
.teacher .ph::after { content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 3px; background: var(--grad-warm); opacity: 0; transition: opacity 0.3s; }
.teacher:hover .ph::after { opacity: 1; }
.teacher .info { padding: 20px; }
.teacher h4 { font-size: 1.08rem; }
.teacher .role { color: var(--p1); font-family: var(--font-mono); font-weight: 600; font-size: 0.76rem; letter-spacing: 0.05em; text-transform: uppercase; margin: 0.25rem 0 0.5rem; }
.teacher p { color: var(--text-soft); font-size: 0.92rem; }

/* ---------- Галерея ---------- */
.gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 180px; gap: 14px; counter-reset: g; }
.gallery-grid a {
  overflow: hidden; border-radius: var(--radius-sm); position: relative; cursor: pointer;
  border: 1px solid var(--border);
  counter-increment: g;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.3s;
}
/* градієнт-вуаль знизу */
.gallery-grid a::before {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, transparent 55%, rgba(8, 10, 24, 0.72));
  opacity: 0; transition: opacity 0.3s;
}
/* моно-індекс кадру */
.gallery-grid a::after {
  content: '[' counter(g, decimal-leading-zero) ']';
  position: absolute; left: 12px; bottom: 8px; z-index: 2;
  font-family: var(--font-mono); font-weight: 600; font-size: 0.78rem; letter-spacing: 0.06em;
  color: #fff; opacity: 0; transform: translateY(6px);
  transition: opacity 0.3s, transform 0.3s var(--ease);
}
.gallery-grid a:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: color-mix(in srgb, var(--p1) 45%, transparent); }
.gallery-grid a:hover::before { opacity: 1; }
.gallery-grid a:hover::after { opacity: 1; transform: none; }
.gallery-grid img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease); }
.gallery-grid a:hover img { transform: scale(1.07); }
.gallery-grid a.tall { grid-row: span 2; }
.gallery-grid a.wide { grid-column: span 2; }

/* Lightbox */
.lightbox { position: fixed; inset: 0; z-index: 3000; background: rgba(6, 8, 20, 0.92); display: none; place-items: center; padding: 30px; backdrop-filter: blur(10px); }
.lightbox.open { display: grid; }
.lightbox img { max-width: 92vw; max-height: 86vh; border-radius: var(--radius-sm); box-shadow: var(--shadow-lg); }
.lightbox.open img { animation: lbIn 0.35s var(--ease); }
@keyframes lbIn { from { opacity: 0; transform: scale(0.95); } to { opacity: 1; transform: none; } }
.lightbox .close, .lightbox .nav-arrow { position: absolute; background: rgba(255, 255, 255, 0.1); border: 1px solid rgba(255, 255, 255, 0.16); color: #fff; width: 50px; height: 50px; border-radius: 14px; font-size: 1.3rem; cursor: pointer; display: grid; place-items: center; transition: background 0.2s; }
.lightbox .close:hover, .lightbox .nav-arrow:hover { background: rgba(255, 255, 255, 0.24); }
.lightbox .close { top: 24px; right: 24px; }
.lightbox .prev { left: 24px; top: 50%; transform: translateY(-50%); }
.lightbox .next { right: 24px; top: 50%; transform: translateY(-50%); }

/* ---------- Відгуки ---------- */
.reviews-track { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 22px; }
.review {
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px;
  box-shadow: var(--shadow-sm); position: relative; overflow: hidden;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.3s;
}
.review:hover {
  transform: translateY(-5px); box-shadow: var(--shadow-md);
  border-color: color-mix(in srgb, var(--p1) 35%, transparent);
}
.review .quote { font-size: 2.6rem; line-height: 0.6; color: var(--p1); opacity: 0.3; font-family: var(--font-display); }
.review::after {
  content: '”'; position: absolute; right: 8px; bottom: -52px; font-family: var(--font-display);
  font-size: 9rem; line-height: 1; color: var(--p1); opacity: 0.06; pointer-events: none;
}
.review p { color: var(--text-soft); margin: 0.7rem 0 1.3rem; }
.review .who { display: flex; align-items: center; gap: 0.8rem; border-top: 1px dashed var(--border-strong); padding-top: 1rem; }
.review .av {
  width: 46px; height: 46px; border-radius: 14px; background: var(--grad-brand);
  display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 0.9rem;
  box-shadow: 0 6px 16px color-mix(in srgb, var(--p1) 30%, transparent);
}
.review .who b { font-weight: 700; display: block; }
.review .who span { color: var(--text-mute); font-size: 0.84rem; }
.stars { color: var(--sun); margin-bottom: 0.4rem; font-size: 0.85rem; letter-spacing: 0.15em; }

/* ---------- FAQ ---------- */
.faq { max-width: 800px; margin: 0 auto; display: grid; gap: 12px; counter-reset: q; }
.faq-item {
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden;
  counter-increment: q;
  transition: border-color 0.25s, box-shadow 0.25s;
}
.faq-item:hover { border-color: color-mix(in srgb, var(--p1) 40%, transparent); }
.faq-item.open {
  border-color: transparent; box-shadow: var(--shadow-md);
  background:
    linear-gradient(var(--bg-elev), var(--bg-elev)) padding-box,
    var(--grad-brand) border-box;
}
.faq-q { width: 100%; text-align: left; background: none; border: 0; padding: 19px 22px; font-family: var(--font-body); font-weight: 700; font-size: 1rem; color: var(--text); cursor: pointer; display: flex; align-items: center; gap: 0.9rem; }
/* моно-нумерація питань */
.faq-q::before {
  content: counter(q, decimal-leading-zero);
  font-family: var(--font-mono); font-weight: 600; font-size: 0.78rem; color: var(--p1);
  flex: 0 0 auto; padding-top: 0.15em;
}
.faq-q span { flex: 1; }
.faq-q i { transition: transform 0.3s var(--ease); color: var(--p1); flex: 0 0 auto; }
.faq-item.open .faq-q i { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.4s var(--ease); }
.faq-a div { padding: 0 22px 20px 54px; color: var(--text-soft); }

/* ---------- Заявка (CTA + майстер форми) ---------- */
.enroll-wrap { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 44px; }
.enroll-info { align-self: start; position: sticky; top: calc(var(--nav-h) + 28px); }
.enroll-info .eyebrow { margin-bottom: 0.9rem; }
.enroll-info h2 { font-size: clamp(1.6rem, 2.9vw, 2.1rem); margin-bottom: 1rem; }
.enroll-info p { color: var(--text-soft); margin-bottom: 1.4rem; }
.contact-line { display: flex; align-items: center; gap: 0.8rem; margin-bottom: 0.9rem; font-weight: 600; font-size: 0.97rem; }
.contact-line i { width: 42px; height: 42px; border-radius: var(--radius-sm); background: var(--bg-elev); border: 1px solid var(--border-strong); display: grid; place-items: center; color: var(--p1); font-size: 1.05rem; flex: 0 0 auto; }
.contact-line a:hover { color: var(--p1); }

.form-card {
  background: var(--bg-elev);
  border: 1px solid var(--border-strong); border-radius: var(--radius-lg); padding: 32px;
  box-shadow: var(--shadow-lg); position: relative;
}
.form-card::before {
  content: ''; position: absolute; top: -1px; left: 26px; right: 26px; height: 3px;
  border-radius: 0 0 6px 6px; background: var(--grad-brand);
}
.steps-bar { display: flex; gap: 8px; margin-bottom: 26px; }
.steps-bar .sdot { flex: 1; height: 5px; border-radius: 999px; background: var(--border); transition: background 0.4s var(--ease); }
.steps-bar .sdot.done { background: var(--grad-brand); }
.fstep { display: none; animation: fadeIn 0.4s var(--ease); }
.fstep.active { display: block; }
.fstep h4 { font-size: 1.15rem; margin-bottom: 0.3rem; }
.fstep .hint { color: var(--text-mute); font-size: 0.9rem; margin-bottom: 1.2rem; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.field { margin-bottom: 1rem; }
.field label { display: block; font-weight: 600; font-size: 0.87rem; margin-bottom: 0.4rem; }
.field input, .field select, .field textarea {
  width: 100%; padding: 0.82rem 1rem; border-radius: var(--radius-sm); border: 1.5px solid var(--border-strong);
  background: var(--bg-soft); color: var(--text); font-family: inherit; font-size: 0.97rem;
  transition: border-color 0.25s, box-shadow 0.25s;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: 0; border-color: var(--p1); box-shadow: 0 0 0 4px color-mix(in srgb, var(--p1) 14%, transparent); }
.field textarea { resize: vertical; min-height: 90px; }
.field .err { color: #ef4444; font-size: 0.82rem; margin-top: 0.3rem; display: none; }
.field.invalid input, .field.invalid select { border-color: #ef4444; }
.field.invalid .err { display: block; }
.hp { position: absolute; left: -9999px; opacity: 0; }

.course-pick { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.course-pick label { cursor: pointer; }
.course-pick input { position: absolute; opacity: 0; }
.course-pick .opt { border: 1.5px solid var(--border-strong); border-radius: var(--radius-sm); padding: 0.85rem 0.9rem; font-weight: 600; font-size: 0.92rem; display: flex; align-items: center; gap: 0.55rem; transition: all 0.25s var(--ease); background: var(--bg-soft); }
.course-pick .opt > i:not(.chk) { color: var(--p1); }
.course-pick .opt .chk { flex: 0 0 auto; width: 22px; height: 22px; border: 2px solid var(--border-strong); border-radius: 7px; display: grid; place-items: center; font-size: 0 !important; color: #fff; transition: all 0.2s var(--ease); }
.course-pick input:checked + .opt { border-color: var(--p1); background: color-mix(in srgb, var(--p1) 8%, var(--bg-soft)); box-shadow: var(--shadow-sm); }
.course-pick input:checked + .opt .chk { background: var(--grad-brand); border-color: transparent; font-size: 0.95rem !important; }
.course-pick input:focus-visible + .opt { outline: 2px solid var(--p1); outline-offset: 2px; }

.form-nav { display: flex; gap: 10px; margin-top: 8px; }
.form-nav .btn { flex: 1; }

.form-success { text-align: center; padding: 20px 0; display: none; }
.form-success.show { display: block; animation: fadeIn 0.5s var(--ease); }
.form-success .ok-ic {
  width: 84px; height: 84px; border-radius: 26px;
  background: linear-gradient(135deg, var(--a2), var(--a1));
  box-shadow: 0 14px 34px color-mix(in srgb, var(--a2) 38%, transparent);
  display: grid; place-items: center; margin: 0 auto 1rem; font-size: 2.4rem; color: #fff;
}

.map-frame { margin-top: 1.6rem; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--border-strong); }
.map-frame iframe { width: 100%; height: 220px; border: 0; display: block; filter: saturate(0.9); }

/* ---------- Розсилка: темний «термінал»-банер ---------- */
.newsletter {
  background:
    radial-gradient(90% 140% at 10% -10%, color-mix(in srgb, var(--p1) 46%, transparent), transparent 55%),
    radial-gradient(80% 130% at 95% 0%, color-mix(in srgb, var(--a1) 30%, transparent), transparent 55%),
    var(--ink-2);
  border: 1px solid var(--ink-border);
  border-radius: var(--radius-lg); padding: 56px 48px; text-align: center; color: var(--ink-text);
  position: relative; overflow: hidden;
  box-shadow: 0 30px 80px color-mix(in srgb, var(--p1) 22%, rgba(6, 8, 20, 0.35));
}
.newsletter::before {
  content: ''; position: absolute; inset: 0; pointer-events: none; opacity: 0.5;
  background-image: radial-gradient(rgba(255, 255, 255, 0.22) 1px, transparent 1.5px);
  background-size: 22px 22px;
  -webkit-mask-image: linear-gradient(115deg, #000, transparent 60%);
  mask-image: linear-gradient(115deg, #000, transparent 60%);
}
.newsletter::after {
  content: '~/subscribe'; position: absolute; top: 18px; left: 24px;
  font-family: var(--font-mono); font-size: 0.72rem; font-weight: 600; letter-spacing: 0.08em;
  color: color-mix(in srgb, var(--ink-text) 45%, transparent);
}
.newsletter h2 { color: var(--ink-text); font-size: clamp(1.5rem, 2.8vw, 2rem); position: relative; z-index: 1; }
.newsletter p { color: var(--ink-soft); max-width: 520px; margin: 0.7rem auto 1.7rem; position: relative; z-index: 1; }
.newsletter form { display: flex; gap: 10px; max-width: 520px; margin: 0 auto; position: relative; z-index: 1; flex-wrap: wrap; }
.newsletter input {
  flex: 1; min-width: 200px; padding: 0.95rem 1.2rem; border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  font-family: var(--font-mono); font-size: 0.92rem;
  background: rgba(255, 255, 255, 0.07); color: var(--ink-text);
  transition: border-color 0.25s, background 0.25s;
}
.newsletter input::placeholder { color: color-mix(in srgb, var(--ink-soft) 75%, transparent); }
.newsletter input:focus { outline: 0; border-color: color-mix(in srgb, var(--p1) 70%, #fff); background: rgba(255, 255, 255, 0.11); }
.newsletter .btn { border-radius: 14px; }

/* ---------- Футер: темний слаб в обох темах ---------- */
.footer { background: var(--ink); color: var(--ink-soft); padding: 68px 0 28px; position: relative; }
.footer::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--grad-brand); opacity: 0.9; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; margin-bottom: 40px; }
.footer .brand { margin-bottom: 1rem; color: var(--ink-text); }
.footer .brand img { border-color: rgba(255, 255, 255, 0.14); }
.footer p { color: var(--ink-soft); font-size: 0.95rem; }
.footer h5 {
  font-family: var(--font-mono); font-weight: 600; font-size: 0.76rem;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-text);
  margin-bottom: 1.1rem;
}
.footer h5::before { content: '// '; color: var(--p1); }
.footer ul { list-style: none; display: grid; gap: 0.55rem; }
.footer ul a { color: var(--ink-soft); font-size: 0.95rem; transition: color 0.2s, padding-left 0.25s var(--ease); }
.footer ul a:hover { color: #fff; padding-left: 4px; }
.socials { display: flex; gap: 0.6rem; margin-top: 1rem; }
.socials a { width: 42px; height: 42px; border-radius: var(--radius-sm); background: rgba(255, 255, 255, 0.05); border: 1px solid rgba(255, 255, 255, 0.13); display: grid; place-items: center; font-size: 1.1rem; color: var(--ink-soft); transition: all 0.25s var(--ease); }
.socials a:hover { color: #fff; background: var(--grad-brand); border-color: transparent; transform: translateY(-3px); box-shadow: 0 10px 22px color-mix(in srgb, var(--p1) 34%, transparent); }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.09); padding-top: 22px; text-align: center; color: color-mix(in srgb, var(--ink-soft) 75%, transparent); font-size: 0.88rem; font-family: var(--font-mono); }

/* ---------- Кнопка «наверх» ---------- */
#to-top {
  position: fixed; bottom: 26px; right: 26px; width: 50px; height: 50px; border-radius: 15px; border: 0;
  background: var(--grad-brand); color: #fff; font-size: 1.15rem; cursor: pointer;
  box-shadow: 0 12px 30px color-mix(in srgb, var(--p1) 38%, transparent);
  opacity: 0; pointer-events: none; transform: translateY(20px);
  transition: all 0.35s var(--ease); z-index: 900;
}
#to-top:hover { transform: translateY(-3px); }
#to-top.show { opacity: 1; pointer-events: auto; transform: none; }

/* ---------- Toast ---------- */
.toast-wrap { position: fixed; bottom: 26px; left: 50%; transform: translateX(-50%); z-index: 4000; display: grid; gap: 10px; width: min(92vw, 420px); }
.toast {
  background: color-mix(in srgb, var(--bg-elev) 92%, transparent); backdrop-filter: blur(12px);
  border: 1px solid var(--border-strong); border-left: 4px solid var(--a2); border-radius: 14px;
  padding: 14px 18px; box-shadow: var(--shadow-lg); display: flex; align-items: center; gap: 0.7rem;
  font-weight: 600; font-size: 0.95rem; animation: toastIn 0.4s var(--ease);
}
.toast.err { border-left-color: #ef4444; }
.toast i { font-size: 1.25rem; }
.toast.ok i { color: var(--a2); } .toast.err i { color: #ef4444; }
@keyframes toastIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: none; } }

/* ---------- Reveal по скролу ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: 0.08s; } .reveal.d2 { transition-delay: 0.16s; } .reveal.d3 { transition-delay: 0.24s; }
/* коли анімаціями керує GSAP (html.gsap-on) — CSS-reveal вимикається */
html.gsap-on .reveal { opacity: 1; transform: none; transition: none; }

.spin { display: inline-block; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Адаптив ---------- */
@media (max-width: 980px) {
  .hero-grid, .about-grid, .enroll-wrap { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .hero-visual::after { display: none; }
  .courses-grid, .team-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .steps::before { display: none; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .enroll-info { position: static; }
  /* мобільне меню — картка під навбаром */
  .nav-links {
    position: fixed; top: calc(var(--nav-h) + 8px); left: 12px; right: 12px;
    flex-direction: column; gap: 0.2rem; padding: 12px;
    background: color-mix(in srgb, var(--bg-elev) 96%, transparent);
    backdrop-filter: blur(18px) saturate(170%);
    border: 1px solid var(--border-strong); border-radius: var(--radius); box-shadow: var(--shadow-lg);
    opacity: 0; pointer-events: none; transform: translateY(-12px) scale(0.99);
    transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
  }
  .nav-links a { padding: 0.7rem 1rem; border-radius: 10px; }
  .nav-links a::after { display: none; }
  .nav-links a:hover, .nav-links a.active { background: color-mix(in srgb, var(--p1) 10%, transparent); color: var(--p1); }
  .nav-links.open { opacity: 1; pointer-events: auto; transform: none; }
  .burger { display: grid; }
}
@media (max-width: 720px) {
  .floaties { display: none; }
}
@media (max-width: 600px) {
  .nav .container { gap: 0.5rem; padding: 0 14px; }
  .nav-tools { gap: 0.35rem; }
  .nav-tools > a.btn { display: none; } /* CTA дублює форму заявки */
  .brand { gap: 0.45rem; }
  .brand span { font-size: 0.84rem; white-space: nowrap; }
  .brand img { width: 32px; height: 32px; }
  .lang button { padding: 0.45rem 0.5rem; }
  .icon-btn { width: 36px; height: 36px; }
}
@media (max-width: 560px) {
  .courses-grid, .team-grid, .steps, .gallery-grid, .footer-grid { grid-template-columns: 1fr; }
  .course-pick { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
  .newsletter { padding: 46px 22px 36px; }
  .hero { padding-top: calc(var(--nav-h) + 42px); }
  .hero-stats > div { padding: 0.2rem 1rem; }
  .badge-card.bc1 { left: -6px; }
  .badge-card.bc2 { right: -6px; }
  .form-card { padding: 24px 18px; }
  .faq-a div { padding-left: 22px; }
}

@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } html { scroll-behavior: auto; } }

/* ═══════════ Атомарні блоки конструктора ═══════════ */
.itk-atomic { padding: 26px 0; }
.itk-atomic--spacer { padding: 0; }
.itk-atomic--divider { padding: 6px 0; }
.itk-h { font-size: clamp(1.4rem, 3vw, 2.1rem); margin: 0; }
.itk-text { color: var(--text-soft); font-size: 1.06rem; line-height: 1.7; white-space: pre-wrap; }
.itk-img { margin: 0; }
.itk-img img { width: 100%; height: auto; border-radius: var(--radius); border: 1px solid var(--border); box-shadow: var(--shadow-md); display: block; }
.itk-img.w-normal { max-width: 560px; }
.itk-img.w-wide { max-width: 880px; }
.itk-img.w-full { max-width: 100%; }
.itk-img.a-left { margin-right: auto; }
.itk-img.a-center { margin-left: auto; margin-right: auto; }
.itk-img.a-right { margin-left: auto; }
.itk-img-empty { border: 2px dashed var(--border-strong); border-radius: var(--radius); padding: 40px; text-align: center; color: var(--text-mute); font-weight: 600; }
.itk-spacer.s-s { height: 24px; }
.itk-spacer.s-m { height: 56px; }
.itk-spacer.s-l { height: 96px; }
.itk-divider { border: 0; border-top: 1.5px solid var(--border); margin: 0; }

/* ═══════════ Афорданси редагування (лише ?builder=1) ═══════════ */
html.itk-builder { scroll-behavior: auto !important; } /* миттєве відновлення позиції після перерендеру */
.itk-builder .nav { position: static; margin: 10px 0; height: auto; pointer-events: auto; background: var(--bg-elev); border-bottom: 1px solid var(--border); }
.itk-builder #scroll-progress, .itk-builder #to-top, .itk-builder #burger { display: none !important; }
/* на полотні навігація завжди розгорнута (без мобільного меню/бургера),
   щоб усі підписи верхнього бару можна було редагувати інлайн */
.itk-builder .nav .container { height: auto; min-height: var(--nav-h); flex-wrap: wrap; row-gap: 4px; padding: 10px 18px; }
.itk-builder .nav-links {
  position: static !important; display: flex; flex-direction: row; flex-wrap: wrap; gap: 0.15rem;
  opacity: 1 !important; pointer-events: auto !important; transform: none !important;
  background: transparent; border: 0; box-shadow: none; padding: 0; backdrop-filter: none;
}
.itk-builder .nav-tools > a.btn { display: inline-flex !important; } /* CTA «Записатися» — теж редагована */
/* секції з картками/фото — клікабельні для відкриття інспектора */
.itk-builder #page > .itk-selectable { position: relative; outline: 1.5px dashed transparent; outline-offset: -3px; transition: outline-color 0.15s; cursor: pointer; }
.itk-builder #page > .itk-selectable:hover { outline-color: color-mix(in srgb, var(--p1) 50%, transparent); }
.itk-builder #page > .itk-selectable.itk-selected { outline: 2px solid var(--p1); }
/* будь-який редагований текст */
.itk-builder .itk-editable { cursor: text; border-radius: 5px; transition: box-shadow 0.12s, background 0.12s; }
.itk-builder .itk-editable:hover { box-shadow: 0 0 0 2px color-mix(in srgb, var(--a1) 45%, transparent); background: color-mix(in srgb, var(--a1) 6%, transparent); }
.itk-builder .itk-editable.itk-editing { box-shadow: 0 0 0 2px var(--a1); background: color-mix(in srgb, var(--a1) 9%, transparent); }
.itk-builder [contenteditable]:focus { outline: none; }
/* градієнт-текст (показники «350+», заголовки) має прозору заливку — під час
   редагування робимо текст суцільним, інакше введене не видно */
.itk-builder .itk-editing { -webkit-text-fill-color: var(--text) !important; color: var(--text) !important; background-image: none !important; }
/* редагований текст у темних блоках (футер/розсилка) — світлий */
.itk-builder .footer .itk-editing, .itk-builder .newsletter .itk-editing { -webkit-text-fill-color: var(--ink-text) !important; color: var(--ink-text) !important; }

/* ═══════════ Тематичний скролбар сайту ═══════════ */
* { scrollbar-width: thin; scrollbar-color: var(--p1) transparent; }
::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: color-mix(in srgb, var(--p1) 60%, transparent); border-radius: 10px; border: 2px solid transparent; background-clip: padding-box; }
::-webkit-scrollbar-thumb:hover { background: var(--p1); background-clip: padding-box; }