/* =========================================================
   NEW EDU — landing styles
   Dark ink + lime accent. Fonts: Bricolage Grotesque / Inter / JetBrains Mono
   ========================================================= */

:root {
  --bg: #0A0C10;
  --bg-2: #0E1117;
  --bg-3: #141821;
  --line: rgba(255, 255, 255, 0.08);
  --line-2: rgba(255, 255, 255, 0.16);
  --text: #F2F3F5;
  --text-2: #C4C8D0;
  --muted: #8B919D;
  --accent: #C8F55A;
  --accent-2: #A9DB3A;
  --accent-ink: #0A0C10;
  --accent-soft: rgba(200, 245, 90, 0.12);
  --warn: #FFD166;
  --danger: #FF6B6B;

  --font-display: "Bricolage Grotesque", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --radius: 20px;
  --radius-sm: 12px;
  --container: 1160px;
  --nav-h: 72px;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);

  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* film grain */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
  opacity: 0.045;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

::selection { background: var(--accent); color: var(--accent-ink); }

img, svg { display: block; max-width: 100%; }
[hidden] { display: none !important; }
a { color: inherit; }
ul, ol { margin: 0; padding: 0; list-style: none; }
p { margin: 0; }
h1, h2, h3 { margin: 0; font-family: var(--font-display); font-variation-settings: "opsz" 96; }

.skip {
  position: absolute; left: 16px; top: -60px; z-index: 1000;
  background: var(--accent); color: var(--accent-ink);
  padding: 10px 14px; border-radius: 10px; font-weight: 600; text-decoration: none;
}
.skip:focus { top: 16px; }

.container { max-width: var(--container); margin: 0 auto; padding-inline: 24px; }
.container--narrow { max-width: 860px; }

.section { padding-block: 112px; scroll-margin-top: var(--nav-h); }
.section--alt { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

/* ---------- Typography ---------- */
h1 {
  font-size: clamp(2.7rem, 5.6vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: -0.025em;
  font-weight: 800;
  margin: 18px 0 22px;
  text-wrap: balance;
}
h2 {
  font-size: clamp(1.9rem, 3.4vw, 2.85rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  font-weight: 700;
  text-wrap: balance;
}
h3 {
  font-size: 1.25rem;
  line-height: 1.25;
  letter-spacing: -0.01em;
  font-weight: 600;
}
.lead { font-size: 1.2rem; color: var(--text-2); line-height: 1.6; max-width: 620px; text-wrap: pretty; }
.big { font-size: 1.28rem; line-height: 1.55; color: var(--text); }
.label {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono);
  font-size: 12.5px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent);
}
.label::before { content: ""; width: 22px; height: 1px; background: var(--accent); opacity: 0.7; }
.hl { color: var(--accent); }

.section__head { max-width: 760px; margin-bottom: 56px; display: grid; gap: 16px; }
.section__head--wide { max-width: 860px; }
.section__head .lead { margin-top: 2px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  border-radius: 999px; border: 1px solid transparent;
  font-weight: 600; font-family: var(--font-body); text-decoration: none;
  cursor: pointer; white-space: nowrap;
  padding: 13px 22px; font-size: 15px;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s, border-color 0.25s, color 0.25s;
}
.btn svg { width: 18px; height: 18px; flex: none; }
.btn--primary { background: var(--accent); color: var(--accent-ink); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 14px 34px rgba(200, 245, 90, 0.28); background: #D6FF6B; }
.btn--primary:active { transform: translateY(0); }
.btn--ghost { border-color: var(--line-2); color: var(--text); background: rgba(255, 255, 255, 0.02); }
.btn--ghost:hover { border-color: rgba(255, 255, 255, 0.34); background: rgba(255, 255, 255, 0.06); transform: translateY(-2px); }
.btn--lg { padding: 17px 28px; font-size: 16px; }
.btn--sm { padding: 10px 18px; font-size: 14px; }
.btn--block { width: 100%; }
.btn:focus-visible, a:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 3px;
}
.btn:disabled { opacity: 0.6; cursor: wait; transform: none; box-shadow: none; }

/* ---------- Nav ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: var(--nav-h);
  border-bottom: 1px solid transparent;
  transition: background 0.35s, border-color 0.35s;
}
.nav.is-scrolled, .nav.is-open {
  background: rgba(10, 12, 16, 0.78);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  backdrop-filter: blur(16px) saturate(140%);
  border-color: var(--line);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-weight: 800; letter-spacing: 0.04em;
  color: var(--text); text-decoration: none; font-size: 17px;
}
.brand__mark {
  width: 28px; height: 28px; border-radius: 8px;
  background: var(--accent); color: var(--accent-ink);
  display: grid; place-items: center; font-size: 15px; font-weight: 800;
}
.nav__links { display: flex; align-items: center; gap: 30px; }
.nav__links a:not(.btn) {
  color: var(--text-2); text-decoration: none; font-size: 15px; font-weight: 500;
  transition: color 0.2s;
}
.nav__links a:not(.btn):hover { color: var(--text); }
.nav__toggle {
  display: none; position: relative; width: 44px; height: 44px; padding: 0;
  border: 1px solid var(--line-2); border-radius: 12px; background: transparent; cursor: pointer;
}
.nav__toggle span {
  position: absolute; left: 50%; top: 50%; width: 18px; height: 2px; margin: -1px 0 0 -9px;
  background: var(--text); border-radius: 2px; transition: transform 0.3s var(--ease);
}
.nav__toggle span:first-child { transform: translateY(-4px); }
.nav__toggle span:last-child { transform: translateY(4px); }
.nav__toggle[aria-expanded="true"] span:first-child { transform: rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:last-child { transform: rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { position: relative; padding: calc(var(--nav-h) + 76px) 0 88px; overflow: hidden; }
.hero__bg {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(55% 45% at 78% 12%, rgba(200, 245, 90, 0.16), transparent 62%),
    radial-gradient(35% 35% at 6% 70%, rgba(200, 245, 90, 0.05), transparent 60%);
}
.hero__bg::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 10%, transparent 70%);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 10%, transparent 70%);
  opacity: 0.6;
}
.hero__grid { position: relative; display: grid; grid-template-columns: 1.08fr 0.92fr; gap: 56px; align-items: center; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 12.5px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--text-2);
  padding: 8px 14px 8px 10px; border: 1px solid var(--line-2); border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); animation: pulse 2.2s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { box-shadow: 0 0 0 3px var(--accent-soft); } 50% { box-shadow: 0 0 0 7px rgba(200, 245, 90, 0.05); } }

.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 30px 0 38px; }

.facts { display: flex; flex-wrap: wrap; gap: 10px 28px; padding-top: 24px; border-top: 1px solid var(--line); }
.facts li { display: grid; gap: 1px; }
.facts strong { font-family: var(--font-display); font-size: 1.35rem; font-weight: 700; letter-spacing: -0.01em; line-height: 1.1; }
.facts span { font-size: 13px; color: var(--muted); }

/* terminal */
.hero__visual { position: relative; }
.terminal {
  background: #0C0F15;
  border: 1px solid var(--line-2);
  border-radius: 18px;
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(200, 245, 90, 0.06), 0 0 120px rgba(200, 245, 90, 0.08);
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 13.5px;
  transform: rotate(-0.6deg);
  animation: floaty 7s ease-in-out infinite;
}
@keyframes floaty { 0%, 100% { transform: rotate(-0.6deg) translateY(0); } 50% { transform: rotate(-0.6deg) translateY(-6px); } }
.terminal__bar {
  display: flex; align-items: center; gap: 7px;
  padding: 12px 14px; border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
}
.terminal__bar span { width: 11px; height: 11px; border-radius: 50%; background: #2A2F3A; }
.terminal__bar span:nth-child(1) { background: #FF5F57; }
.terminal__bar span:nth-child(2) { background: #FEBC2E; }
.terminal__bar span:nth-child(3) { background: #28C840; }
.terminal__bar em { margin-left: auto; font-style: normal; color: var(--muted); font-size: 12px; }
.terminal__body { padding: 20px 22px 22px; min-height: 250px; line-height: 2; color: #D5DAE3; }
.t-line { white-space: pre; }
.t-line.is-hidden { display: none; }
.t-line.is-in { animation: lineIn 0.35s var(--ease) both; }
@keyframes lineIn { from { opacity: 0; transform: translateX(-4px); } to { opacity: 1; transform: none; } }
.t-week { display: inline-block; width: 9ch; color: var(--muted); }
.t-ok { color: var(--accent); }
.t-dim { color: var(--muted); }
.t-star { color: var(--warn); }
.t-cmd { color: #EEF1F6; }
.cursor { display: inline-block; width: 8px; height: 1.05em; background: var(--accent); vertical-align: -3px; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

.hero__badge {
  position: absolute; left: -22px; bottom: -22px;
  display: flex; align-items: center; gap: 12px;
  padding: 14px 18px 14px 16px;
  background: var(--bg-3); border: 1px solid var(--line-2); border-radius: 16px;
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.5);
}
.hero__badge-num { font-family: var(--font-display); font-size: 2.2rem; font-weight: 800; color: var(--accent); line-height: 1; letter-spacing: -0.02em; }
.hero__badge-txt { font-size: 13px; line-height: 1.3; color: var(--text); }
.hero__badge-txt em { font-style: normal; color: var(--muted); }

/* ---------- Marquee ---------- */
.marquee { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); overflow: hidden; padding: 16px 0; background: var(--bg-2); }
.marquee__track { display: flex; width: max-content; animation: marquee 48s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
.tech {
  font-family: var(--font-mono); font-size: 12.5px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--text-2); padding: 0 18px; white-space: nowrap; display: inline-flex; align-items: center; gap: 10px;
}
.tech img { width: 20px; height: 20px; opacity: 0.9; flex: none; }
.tech::after { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--accent); opacity: 0.8; margin-left: 26px; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Cards ---------- */
.cards { display: grid; gap: 16px; }
.cards--4 { grid-template-columns: repeat(4, 1fr); }
.cards--5 { grid-template-columns: repeat(5, 1fr); }
.card {
  padding: 26px 24px 24px;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.012));
  transition: border-color 0.3s, transform 0.3s var(--ease), background 0.3s;
  display: grid; gap: 6px; align-content: start;
}
.card:hover { border-color: rgba(200, 245, 90, 0.4); transform: translateY(-3px); background: linear-gradient(180deg, rgba(200, 245, 90, 0.07), rgba(255, 255, 255, 0.012)); }
.card__num {
  font-family: var(--font-display); font-size: 2.6rem; font-weight: 800; line-height: 1;
  color: var(--accent); letter-spacing: -0.03em; margin-bottom: 10px; display: flex; align-items: baseline; gap: 6px;
}
.card__num small { font-family: var(--font-mono); font-size: 12px; color: var(--muted); letter-spacing: 0.08em; text-transform: uppercase; font-weight: 500; }
.card__num--sm { font-size: 1.9rem; }
.card__logo { height: 34px; width: auto; margin: 4px 0 14px; }
.cards--5 .card { padding: 22px 20px 20px; }
.cards--5 .card h3 { font-size: 1.08rem; }
.card h3 { font-size: 1.15rem; }
.card p { color: var(--muted); font-size: 15px; line-height: 1.5; }

/* ---------- Teacher ---------- */
.teacher { display: grid; grid-template-columns: 360px 1fr; gap: 56px; align-items: start; margin-bottom: 28px; }
.teacher__photo { margin: 0; }
.teacher__frame { position: relative; aspect-ratio: 1 / 1; border-radius: 24px; overflow: hidden; border: 1px solid var(--line-2); }
.teacher__placeholder {
  position: absolute; inset: 0; display: grid; place-items: center;
  background: linear-gradient(160deg, #1B2233 0%, #0F1218 70%);
}
.teacher__placeholder::after { content: ""; position: absolute; inset: 0; background: radial-gradient(55% 45% at 50% 105%, rgba(200, 245, 90, 0.22), transparent 70%); }
.teacher__placeholder span { font-family: var(--font-display); font-size: 140px; font-weight: 800; color: rgba(255, 255, 255, 0.07); letter-spacing: -0.05em; }
.teacher__frame img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 50% 30%; }
.teacher__chip {
  position: absolute; left: 14px; bottom: 14px;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 12px; border-radius: 999px;
  background: rgba(10, 12, 16, 0.75); border: 1px solid var(--line-2);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.04em;
}
.teacher__photo figcaption { margin-top: 16px; display: grid; gap: 2px; }
.teacher__photo figcaption strong { font-family: var(--font-display); font-size: 1.2rem; font-weight: 700; }
.teacher__photo figcaption span { color: var(--muted); font-size: 14px; }
.teacher__bio { display: grid; gap: 20px; padding-top: 6px; }
.teacher__bio p { color: var(--text-2); max-width: 640px; text-wrap: pretty; }
.teacher__bio p.big { color: var(--text); }

/* ---------- Compare ---------- */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.compare__card { padding: 30px 30px 26px; border-radius: var(--radius); border: 1px solid var(--line); }
.compare__old { background: rgba(255, 255, 255, 0.02); }
.compare__new {
  border-color: rgba(200, 245, 90, 0.45);
  background: linear-gradient(180deg, rgba(200, 245, 90, 0.09), rgba(200, 245, 90, 0.02));
  box-shadow: 0 0 0 1px rgba(200, 245, 90, 0.08), 0 30px 70px rgba(200, 245, 90, 0.06);
}
.compare__title { margin-bottom: 20px; }
.compare__tag {
  display: inline-block; padding: 7px 12px; border-radius: 8px;
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase;
  background: rgba(255, 255, 255, 0.06); color: var(--muted);
}
.compare__tag--on { background: var(--accent); color: var(--accent-ink); }
.compare__card ul { display: grid; gap: 14px; }
.compare__card li { display: flex; gap: 14px; align-items: flex-start; font-size: 1.05rem; line-height: 1.5; }
.compare__old li { color: var(--muted); }
.compare__new li { color: var(--text); font-weight: 500; }

i.ok, i.x {
  flex: none; width: 24px; height: 24px; border-radius: 50%; margin-top: 2px;
  display: inline-grid; place-items: center; font-style: normal;
  background: var(--accent); color: var(--accent-ink);
}
i.ok::before { content: ""; width: 10px; height: 6px; border-left: 2.5px solid currentColor; border-bottom: 2.5px solid currentColor; transform: translateY(-1px) rotate(-45deg); }
i.x { background: rgba(255, 255, 255, 0.08); color: var(--muted); position: relative; }
i.x::before, i.x::after { content: ""; position: absolute; width: 11px; height: 2px; background: currentColor; border-radius: 2px; }
i.x::before { transform: rotate(45deg); }
i.x::after { transform: rotate(-45deg); }

/* ---------- Timeline ---------- */
.timeline { border-top: 1px solid var(--line); }
.tl { display: grid; grid-template-columns: 150px 1fr; gap: 28px; padding: 30px 0; border-bottom: 1px solid var(--line); position: relative; transition: background 0.3s; }
.tl:hover { background: linear-gradient(90deg, rgba(255, 255, 255, 0.025), transparent); }
.tl__week { display: flex; align-items: baseline; gap: 8px; }
.tl__week strong { font-family: var(--font-display); font-size: 3.2rem; font-weight: 800; line-height: 1; letter-spacing: -0.04em; color: var(--text); font-variant-numeric: tabular-nums; }
.tl__week span { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
.tl__body { display: grid; gap: 6px; align-content: center; }
.tl__body h3 { font-size: 1.45rem; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.tl__body p { color: var(--muted); font-size: 1.02rem; }
.tl--final .tl__week strong { color: var(--accent); }
.pill { font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.1em; text-transform: uppercase; padding: 5px 10px; border-radius: 999px; background: var(--accent); color: var(--accent-ink); font-weight: 500; }

/* ---------- Program ---------- */
.program { border-top: 1px solid var(--line); }
.prow { display: grid; grid-template-columns: 120px 1.5fr 1fr; gap: 28px; padding: 28px 0; border-bottom: 1px solid var(--line); align-items: start; }
.prow--head { padding: 12px 0; font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
.prow__weeks { font-family: var(--font-display); font-size: 1.7rem; font-weight: 700; letter-spacing: -0.02em; color: var(--accent); line-height: 1.1; padding-top: 2px; font-variant-numeric: tabular-nums; }
.prow__block { display: grid; gap: 8px; }
.prow__block h3 { font-size: 1.35rem; }
.prow__block p { color: var(--muted); font-size: 15.5px; line-height: 1.55; text-wrap: pretty; }
.prow__result { position: relative; padding-left: 30px; font-weight: 500; color: var(--text); line-height: 1.5; padding-top: 4px; }
.prow__result::before {
  content: ""; position: absolute; left: 0; top: 8px; width: 18px; height: 18px; border-radius: 50%;
  background: var(--accent-soft); border: 1px solid rgba(200, 245, 90, 0.5);
}
.prow__result::after {
  content: ""; position: absolute; left: 5px; top: 13px; width: 8px; height: 5px;
  border-left: 2px solid var(--accent); border-bottom: 2px solid var(--accent); transform: rotate(-45deg);
}
.prow--final .prow__result { color: var(--accent); font-weight: 600; }

.callout {
  margin-top: 40px;
  display: grid; grid-template-columns: auto 1fr; gap: 22px; align-items: start;
  padding: 30px 34px;
  border-radius: var(--radius);
  border: 1px solid rgba(200, 245, 90, 0.35);
  background: linear-gradient(120deg, rgba(200, 245, 90, 0.09), rgba(200, 245, 90, 0.02));
}
.callout__icon { width: 48px; height: 48px; border-radius: 14px; background: var(--accent); color: var(--accent-ink); display: grid; place-items: center; }
.callout__icon svg { width: 24px; height: 24px; }
.callout h3 { margin-bottom: 8px; font-size: 1.3rem; }
.callout p { color: var(--text-2); max-width: 760px; text-wrap: pretty; }

/* ---------- Who ---------- */
.who { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.who li {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 22px 24px; border-radius: var(--radius); border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.01));
  transition: border-color 0.3s, transform 0.3s var(--ease);
}
.who li:hover { border-color: rgba(200, 245, 90, 0.4); transform: translateY(-2px); }
.who li div { display: grid; gap: 3px; }
.who strong { font-family: var(--font-display); font-size: 1.15rem; font-weight: 600; }
.who span { color: var(--muted); font-size: 15px; }
.who li:last-child { grid-column: 1 / -1; }

/* ---------- Details ---------- */
.details { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 18px; }
.tile {
  display: grid; gap: 6px; align-content: start;
  padding: 24px; border-radius: var(--radius); border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.01));
}
.tile__label { font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.tile__value { font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; letter-spacing: -0.015em; line-height: 1.15; text-decoration: none; }
.tile__value b { font-weight: 800; }
.tile__note { color: var(--muted); font-size: 14px; line-height: 1.45; }
.tile--price { grid-column: span 1; border-color: rgba(200, 245, 90, 0.45); background: linear-gradient(160deg, rgba(200, 245, 90, 0.12), rgba(200, 245, 90, 0.02)); }
.tile--price .tile__value { font-size: 1.5rem; }
.tile--price .tile__value b { font-size: 2.2rem; color: var(--accent); letter-spacing: -0.03em; }
.tile--price .tile__note { color: var(--text-2); }
a.tile__value:hover { color: var(--accent); }

.map { position: relative; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); min-height: 380px; background: var(--bg-3); }
.map iframe { width: 100%; height: 100%; min-height: 380px; border: 0; display: block; filter: invert(0.92) hue-rotate(180deg) saturate(0.6) contrast(0.95); }
.map__link {
  position: absolute; left: 14px; bottom: 14px;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 14px; border-radius: 999px; font-size: 14px; font-weight: 500; text-decoration: none;
  background: rgba(10, 12, 16, 0.85); border: 1px solid var(--line-2);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  transition: border-color 0.2s;
}
.map__link:hover { border-color: var(--accent); }
.map__link svg { width: 16px; height: 16px; color: var(--accent); }
/* ---------- FAQ ---------- */
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 20px;
  padding: 24px 0;
  font-family: var(--font-display); font-size: 1.25rem; font-weight: 600; letter-spacing: -0.01em;
  transition: color 0.2s;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--accent); }
.plus { flex: none; width: 30px; height: 30px; border: 1px solid var(--line-2); border-radius: 50%; position: relative; transition: transform 0.35s var(--ease), border-color 0.3s, background 0.3s; }
.plus::before, .plus::after { content: ""; position: absolute; left: 50%; top: 50%; background: currentColor; border-radius: 2px; transform: translate(-50%, -50%); }
.plus::before { width: 12px; height: 2px; }
.plus::after { width: 2px; height: 12px; }
details[open] .plus { transform: rotate(45deg); border-color: var(--accent); background: var(--accent); color: var(--accent-ink); }
.faq p { margin: -6px 0 26px; color: var(--text-2); max-width: 720px; text-wrap: pretty; animation: fadeIn 0.4s var(--ease); }
@keyframes fadeIn { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }

/* ---------- CTA / Form ---------- */
.cta { position: relative; overflow: hidden; border-top: 1px solid var(--line); }
.cta__bg { position: absolute; inset: 0; pointer-events: none; background: radial-gradient(60% 55% at 20% 40%, rgba(200, 245, 90, 0.13), transparent 60%); }
.cta__grid { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.cta__copy { display: grid; gap: 16px; position: sticky; top: calc(var(--nav-h) + 40px); }
.cta__alt { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 18px; }
.cta__alt-label { width: 100%; font-size: 14px; color: var(--muted); }

.form-card {
  padding: 34px;
  border-radius: 26px; border: 1px solid var(--line-2);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.015));
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.45);
}
.field { display: grid; gap: 8px; margin-bottom: 18px; border: 0; padding: 0; min-width: 0; }
.field--row { grid-template-columns: 120px 1fr; gap: 14px; }
.field--row .field { margin-bottom: 0; }
.field label, .field legend { font-size: 14px; font-weight: 500; color: var(--text-2); padding: 0; }
.field legend { margin-bottom: 8px; }
.field input:not([type="radio"]) {
  width: 100%; background: #0B0E13; border: 1px solid var(--line-2); border-radius: 12px;
  padding: 14px 16px; color: var(--text); font: inherit; font-size: 16px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.field input::placeholder { color: #5C6270; }
.field input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px rgba(200, 245, 90, 0.14); }
.field input.is-invalid { border-color: var(--danger); }
.field input[type="number"] { -moz-appearance: textfield; appearance: textfield; }
.field input[type="number"]::-webkit-outer-spin-button, .field input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; }
.choices { display: flex; flex-wrap: wrap; gap: 8px; }
.choice { position: relative; }
.choice input { position: absolute; opacity: 0; inset: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; }
.choice span {
  display: inline-block; padding: 11px 16px; border-radius: 999px;
  border: 1px solid var(--line-2); font-size: 14.5px; font-weight: 500; color: var(--text-2);
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.choice input:checked + span { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.choice input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 3px; }
.choices.is-invalid .choice span { border-color: var(--danger); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form__status { min-height: 0; font-size: 14px; color: var(--danger); margin-bottom: 10px; }
.form__status:empty { display: none; }
.form__note { margin-top: 14px; font-size: 13px; color: var(--muted); text-align: center; }
.form__success { text-align: center; display: grid; gap: 12px; justify-items: center; padding: 20px 0; }
.form__success-icon { width: 64px; height: 64px; border-radius: 50%; background: var(--accent); color: var(--accent-ink); display: grid; place-items: center; margin-bottom: 8px; }
.form__success-icon svg { width: 30px; height: 30px; }
.form__success h3 { font-size: 1.5rem; }
.form__success p { color: var(--text-2); }
.form__success .btn { margin-top: 8px; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--line); padding: 36px 0; background: var(--bg-2); }
.footer__inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px 28px; }
.footer__meta { color: var(--muted); font-size: 14px; }
.footer__meta a { color: var(--text); text-decoration: none; }
.footer__meta a:hover { color: var(--accent); }
.footer__copy { color: var(--muted); font-size: 13px; font-family: var(--font-mono); }

/* ---------- Reveal on scroll ---------- */
.js .reveal, .js [data-stagger] > * {
  opacity: 0; transform: translateY(18px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
  transition-delay: var(--d, 0s);
}
.js .reveal.in, .js [data-stagger] > .in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js .reveal, .js [data-stagger] > * { opacity: 1; transform: none; transition: none; }
  .terminal, .dot, .marquee__track, .cursor { animation: none !important; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .cards--4 { grid-template-columns: repeat(2, 1fr); }
  .cards--5 { grid-template-columns: repeat(2, 1fr); }
  .cards--5 > :last-child { grid-column: 1 / -1; }
  .teacher { grid-template-columns: 300px 1fr; gap: 40px; }
  .details { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .section { padding-block: 84px; }
  .hero { padding-top: calc(var(--nav-h) + 48px); padding-bottom: 72px; }
  .hero__grid { grid-template-columns: 1fr; gap: 44px; }
  .hero__visual { max-width: 560px; }
  .hero__badge { position: static; margin-top: 18px; display: inline-flex; }
  .terminal { transform: none; animation: none; }
  .teacher { grid-template-columns: 1fr; gap: 28px; }
  .teacher__photo { max-width: 360px; }
  .compare { grid-template-columns: 1fr; }
  .tl { grid-template-columns: 110px 1fr; gap: 18px; }
  .tl__week strong { font-size: 2.6rem; }
  .prow { grid-template-columns: 1fr; gap: 12px; padding: 24px 0; }
  .prow--head { display: none; }
  .prow__result { margin-top: 4px; }
  .who { grid-template-columns: 1fr; }
  .cta__grid { grid-template-columns: 1fr; gap: 40px; }
  .cta__copy { position: static; }
}

@media (max-width: 860px) {
  .nav__toggle { display: block; }
  .nav__links {
    display: none; position: absolute; top: var(--nav-h); left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 6px 24px 22px;
    background: rgba(10, 12, 16, 0.96);
    -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
  }
  .nav__links.is-open { display: flex; }
  .nav__links a:not(.btn) { padding: 15px 0; border-bottom: 1px solid var(--line); font-size: 17px; }
  .nav__links .nav__cta { margin-top: 16px; padding: 14px 20px; font-size: 15px; }
}

@media (max-width: 600px) {
  body { font-size: 16px; }
  .container { padding-inline: 18px; }
  .section { padding-block: 68px; }
  .section__head { margin-bottom: 36px; }
  h1 { font-size: clamp(2.3rem, 10.5vw, 2.9rem); }
  .lead { font-size: 1.08rem; }
  .eyebrow { font-size: 11px; }
  .hero__actions .btn { width: 100%; }
  .facts { gap: 12px 22px; }
  .terminal__body { padding: 16px; font-size: 12px; min-height: 0; }
  .t-week { width: 8ch; }
  .cards--4, .cards--5 { grid-template-columns: 1fr; }
  .card__num { font-size: 2.2rem; }
  .card__logo { height: 30px; }
  .compare__card { padding: 24px 20px; }
  .tl { grid-template-columns: 1fr; gap: 8px; padding: 24px 0; }
  .tl__week strong { font-size: 2.3rem; }
  .tl__body h3 { font-size: 1.25rem; }
  .callout { grid-template-columns: 1fr; padding: 24px 20px; margin-top: 28px; }
  .details { grid-template-columns: 1fr; }
  .form-card { padding: 22px 18px; border-radius: 20px; }
  .field--row { grid-template-columns: 1fr; }
  .faq summary { font-size: 1.1rem; padding: 20px 0; }
  .footer__inner { flex-direction: column; align-items: flex-start; }
}