/* I Think I Got IT — AI Classes. Dark, techie, fast. No framework. */
:root {
  --bg: #070a14;
  --bg-2: #0b1020;
  --panel: rgba(18, 24, 44, 0.72);
  --panel-solid: #111830;
  --line: rgba(148, 163, 214, 0.14);
  --line-2: rgba(148, 163, 214, 0.26);
  --text: #eef1fb;
  --muted: #9aa4c4;
  --dim: #6b7596;
  --v: #8b7bff;
  --v-2: #6d5efc;
  --c: #22d3ee;
  --g: #34d399;
  --pink: #f472b6;
  --warn: #fbbf24;
  --grad: linear-gradient(120deg, #8b7bff 0%, #5b8cff 45%, #22d3ee 100%);
  --radius: 18px;
  --maxw: 1180px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body::before {
  /* subtle tech grid + glows */
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(900px 520px at 12% -6%, rgba(139, 123, 255, 0.22), transparent 60%),
    radial-gradient(800px 500px at 100% 10%, rgba(34, 211, 238, 0.13), transparent 60%),
    linear-gradient(rgba(148, 163, 214, 0.05) 1px, transparent 1px) 0 0 / 44px 44px,
    linear-gradient(90deg, rgba(148, 163, 214, 0.05) 1px, transparent 1px) 0 0 / 44px 44px,
    var(--bg);
  mask-image: linear-gradient(to bottom, #000 0%, #000 55%, rgba(0, 0, 0, 0.55) 100%);
}
a { color: #a99dff; text-decoration: none; }
a:hover { color: #c9c1ff; }
img, svg { max-width: 100%; }
h1, h2, h3, h4 { font-family: var(--display); line-height: 1.12; letter-spacing: -0.02em; margin: 0 0 0.5em; }
h1 { font-size: clamp(2.3rem, 5.4vw, 4.2rem); font-weight: 700; }
h2 { font-size: clamp(1.75rem, 3.4vw, 2.6rem); font-weight: 700; }
h3 { font-size: 1.22rem; font-weight: 600; }
p { margin: 0 0 1em; }
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.mono { font-family: var(--mono); }
.muted { color: var(--muted); }
.dim { color: var(--dim); }
.center { text-align: center; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }
.section { padding: 92px 0; position: relative; }
.section.tight { padding: 56px 0; }
.eyebrow { font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--c); margin-bottom: 14px; display: inline-flex; align-items: center; gap: 8px; }
.eyebrow::before { content: ""; width: 18px; height: 1px; background: var(--c); }
.lead { font-size: 1.18rem; color: var(--muted); max-width: 680px; }
.section-head { max-width: 760px; margin-bottom: 44px; }
.section-head.center { margin-left: auto; margin-right: auto; }
.section-head.center .lead { margin-left: auto; margin-right: auto; }
.skip { position: absolute; left: -999px; top: 0; }
.skip:focus { left: 12px; top: 12px; background: #fff; color: #000; padding: 8px 12px; border-radius: 8px; z-index: 100; }

/* Announcement + nav */
.announce { background: linear-gradient(90deg, rgba(139, 123, 255, 0.2), rgba(34, 211, 238, 0.14)); border-bottom: 1px solid var(--line); font-size: 0.88rem; text-align: center; padding: 8px 16px; color: #dfe3ff; }
.announce a { color: #fff; font-weight: 600; }
.nav { position: sticky; top: 0; z-index: 50; backdrop-filter: saturate(160%) blur(14px); -webkit-backdrop-filter: saturate(160%) blur(14px); background: rgba(7, 10, 20, 0.72); border-bottom: 1px solid var(--line); }
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 20px; }
.logo { display: flex; align-items: center; gap: 10px; color: var(--text); font-family: var(--display); font-weight: 700; font-size: 1.06rem; letter-spacing: -0.01em; white-space: nowrap; }
.logo:hover { color: var(--text); }
.logo .mark { width: 36px; height: 36px; border-radius: 10px; background: linear-gradient(135deg, #151d3d, #0b1022); border: 1px solid rgba(139, 123, 255, 0.55); display: grid; place-items: center; box-shadow: 0 6px 24px -6px rgba(109, 94, 252, 0.6); flex: none; }
.logo .mark svg { width: 26px; height: 26px; overflow: visible; }
.logo .mark .n { transform-box: fill-box; transform-origin: center; animation: node 3.2s ease-in-out infinite; }
.logo .mark .n2 { animation-delay: .4s; } .logo .mark .n3 { animation-delay: .8s; } .logo .mark .n4 { animation-delay: 1.2s; }
.logo:hover .mark .n { animation-duration: 1.1s; }
@keyframes node { 0%, 70%, 100% { transform: scale(1); filter: none; } 80% { transform: scale(1.35); filter: drop-shadow(0 0 3px #22d3ee); } }
@media (prefers-reduced-motion: reduce) { .logo .mark .n { animation: none; } }
.logo small { color: var(--muted); font-weight: 500; font-family: var(--mono); font-size: 0.72rem; margin-left: 2px; }
.nav-links { display: flex; align-items: center; gap: 2px; }
.nav-links a { white-space: nowrap; color: var(--muted); padding: 8px 10px; border-radius: 10px; font-weight: 500; font-size: 0.95rem; }
.nav-links a:hover, .nav-links a.active { color: var(--text); background: rgba(148, 163, 214, 0.08); }
.nav-cta { display: flex; gap: 10px; align-items: center; }
.burger { display: none; background: none; border: 1px solid var(--line-2); color: var(--text); border-radius: 10px; width: 42px; height: 40px; font-size: 1.1rem; cursor: pointer; }

/* Buttons */
.btn { --b: var(--line-2); display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 20px; border-radius: 12px; border: 1px solid var(--b); color: var(--text); background: rgba(148, 163, 214, 0.06); font: inherit; font-weight: 600; font-size: 0.98rem; cursor: pointer; transition: transform 0.15s, box-shadow 0.2s, background 0.2s, border-color 0.2s; white-space: nowrap; text-decoration: none; }
.btn:hover { color: var(--text); border-color: rgba(169, 157, 255, 0.6); transform: translateY(-1px); }
.btn.primary { background: var(--grad); border-color: transparent; color: #fff; box-shadow: 0 10px 30px -8px rgba(109, 94, 252, 0.7); }
.btn.primary:hover { box-shadow: 0 14px 36px -8px rgba(109, 94, 252, 0.85); }
.btn.lg { padding: 15px 26px; font-size: 1.04rem; border-radius: 14px; }
.btn.sm { padding: 8px 14px; font-size: 0.9rem; border-radius: 10px; }
.btn.block { width: 100%; }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; transform: none; }
.btn .arrow { transition: transform 0.2s; }
.btn:hover .arrow { transform: translateX(3px); }

/* Hero */
.hero { padding: 84px 0 70px; }
.hero .wrap { display: grid; grid-template-columns: 1.08fr 0.92fr; gap: 54px; align-items: center; }
.hero h1 { margin-bottom: 20px; }
.hero .lead { font-size: 1.22rem; margin-bottom: 30px; }
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 28px; }
.trust { display: flex; flex-wrap: wrap; gap: 18px 26px; color: var(--muted); font-size: 0.92rem; }
.trust span { display: inline-flex; align-items: center; gap: 8px; }
.trust svg { width: 18px; height: 18px; color: var(--g); }
.pill { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px 6px 6px; border-radius: 999px; border: 1px solid var(--line-2); background: rgba(18, 24, 44, 0.6); font-size: 0.86rem; color: var(--muted); margin-bottom: 22px; }
.pill b { background: var(--grad); color: #fff; padding: 2px 9px; border-radius: 999px; font-size: 0.74rem; letter-spacing: 0.04em; }

/* Terminal */
.terminal { border-radius: 18px; border: 1px solid var(--line-2); background: linear-gradient(180deg, rgba(17, 24, 48, 0.95), rgba(9, 13, 26, 0.95)); box-shadow: 0 40px 80px -30px rgba(0, 0, 0, 0.8), 0 0 0 1px rgba(139, 123, 255, 0.08), 0 0 80px -20px rgba(109, 94, 252, 0.45); overflow: hidden; position: relative; }
.terminal::after { content: ""; position: absolute; inset: -1px; border-radius: 18px; padding: 1px; background: linear-gradient(140deg, rgba(139, 123, 255, 0.6), transparent 40%, transparent 60%, rgba(34, 211, 238, 0.5)); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none; }
.term-bar { display: flex; align-items: center; gap: 7px; padding: 12px 16px; border-bottom: 1px solid var(--line); background: rgba(255, 255, 255, 0.02); }
.term-bar i { width: 11px; height: 11px; border-radius: 50%; background: #3a4263; display: block; }
.term-bar i:nth-child(1) { background: #ff5f57; } .term-bar i:nth-child(2) { background: #febc2e; } .term-bar i:nth-child(3) { background: #28c840; }
.term-bar span { margin-left: 10px; font-family: var(--mono); font-size: 0.78rem; color: var(--dim); }
.term-body { padding: 22px 22px 26px; font-family: var(--mono); font-size: 0.88rem; line-height: 1.75; min-height: 330px; }
.term-body .p { color: var(--c); }
.term-body .u { color: #fff; }
.term-body .a { color: #c8cff0; }
.term-body .ok { color: var(--g); }
.term-body .k { color: var(--pink); }
.caret { display: inline-block; width: 8px; height: 1.05em; background: var(--c); vertical-align: -2px; animation: blink 1s steps(1) infinite; margin-left: 2px; }
@keyframes blink { 50% { opacity: 0; } }

/* Marquee of tools */
.tools { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(11, 16, 32, 0.6); padding: 18px 0; overflow: hidden; }
.tools .label { text-align: center; font-family: var(--mono); font-size: 0.74rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--dim); margin-bottom: 12px; }
.marquee { display: flex; gap: 14px; width: max-content; animation: marquee 38s linear infinite; }
.marquee span { padding: 8px 16px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); font-weight: 500; font-size: 0.93rem; white-space: nowrap; background: rgba(18, 24, 44, 0.5); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* Cards */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; backdrop-filter: blur(8px); position: relative; }
.card.hover { transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s; }
.card.hover:hover { transform: translateY(-4px); border-color: rgba(139, 123, 255, 0.45); box-shadow: 0 24px 50px -24px rgba(109, 94, 252, 0.55); }
.grid { display: grid; gap: 22px; }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.icon-tile { width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center; background: linear-gradient(140deg, rgba(139, 123, 255, 0.25), rgba(34, 211, 238, 0.14)); border: 1px solid rgba(139, 123, 255, 0.35); color: #cfc8ff; margin-bottom: 18px; flex: none; }
.icon-tile svg { width: 22px; height: 22px; }
.feature p { color: var(--muted); margin: 0; }

/* Course cards */
.course-card { display: flex; flex-direction: column; height: 100%; color: var(--text); }
.course-card:hover { color: var(--text); }
.course-card .top { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.course-card h3 { margin: 0 0 10px; font-size: 1.2rem; }
.course-card p { color: var(--muted); font-size: 0.96rem; flex: 1; }
.meta { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 18px; }
.tag { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.04em; padding: 4px 9px; border-radius: 8px; border: 1px solid var(--line-2); color: var(--muted); background: rgba(148, 163, 214, 0.05); white-space: nowrap; }
.tag.v { color: #cfc8ff; border-color: rgba(139, 123, 255, 0.4); background: rgba(139, 123, 255, 0.1); }
.tag.c { color: #a5f3fc; border-color: rgba(34, 211, 238, 0.35); background: rgba(34, 211, 238, 0.08); }
.tag.g { color: #a7f3d0; border-color: rgba(52, 211, 153, 0.35); background: rgba(52, 211, 153, 0.08); }
.tag.w { color: #fde68a; border-color: rgba(251, 191, 36, 0.4); background: rgba(251, 191, 36, 0.08); }
.course-foot { display: flex; align-items: center; justify-content: space-between; border-top: 1px solid var(--line); padding-top: 16px; margin-top: 4px; gap: 10px; }
.price { font-family: var(--display); font-weight: 700; font-size: 1.35rem; }
.price s { color: var(--dim); font-weight: 500; font-size: 0.95rem; margin-left: 6px; }
.next { font-size: 0.86rem; color: var(--muted); }
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.chip { padding: 8px 16px; border-radius: 999px; border: 1px solid var(--line-2); background: rgba(18, 24, 44, 0.6); color: var(--muted); cursor: pointer; font: inherit; font-weight: 500; font-size: 0.92rem; }
.chip.active, .chip:hover { color: #fff; border-color: rgba(139, 123, 255, 0.6); background: rgba(139, 123, 255, 0.16); }

/* Session rows */
.sessions { display: grid; gap: 12px; }
.session { display: grid; grid-template-columns: 86px 1fr auto; gap: 18px; align-items: center; padding: 16px 18px; border-radius: 16px; border: 1px solid var(--line); background: var(--panel); transition: border-color 0.2s; }
.session:hover { border-color: rgba(139, 123, 255, 0.4); }
.date-tile { text-align: center; border-radius: 12px; border: 1px solid var(--line-2); padding: 8px 4px; background: rgba(139, 123, 255, 0.08); }
.date-tile .m { font-family: var(--mono); font-size: 0.72rem; color: var(--c); letter-spacing: 0.12em; text-transform: uppercase; }
.date-tile .d { font-family: var(--display); font-weight: 700; font-size: 1.7rem; line-height: 1.1; }
.date-tile .w { font-size: 0.74rem; color: var(--muted); }
.session h4 { margin: 0 0 4px; font-size: 1.06rem; font-family: var(--display); }
.session h4 a { color: var(--text); }
.session .sub { color: var(--muted); font-size: 0.9rem; display: flex; flex-wrap: wrap; gap: 4px 14px; }
.session .right { display: flex; align-items: center; gap: 14px; }
.seats { font-size: 0.84rem; font-family: var(--mono); color: var(--g); white-space: nowrap; }
.seats.low { color: var(--warn); }
.seats.full { color: var(--pink); }

/* Steps */
.steps { counter-reset: s; }
.step { position: relative; padding-top: 18px; }
.step::before { counter-increment: s; content: "0" counter(s); font-family: var(--mono); font-size: 0.85rem; color: var(--c); display: block; margin-bottom: 12px; }
.step p { color: var(--muted); margin: 0; }

/* Pricing */
.plans { align-items: stretch; }
.plan { display: flex; flex-direction: column; }
.plan.hl { border-color: rgba(139, 123, 255, 0.65); background: linear-gradient(180deg, rgba(139, 123, 255, 0.14), rgba(18, 24, 44, 0.8)); box-shadow: 0 30px 70px -30px rgba(109, 94, 252, 0.7); }
.plan .badge { position: absolute; top: -12px; right: 22px; background: var(--grad); color: #fff; font-size: 0.74rem; font-weight: 700; padding: 4px 12px; border-radius: 999px; letter-spacing: 0.04em; }
.plan .amount { font-family: var(--display); font-size: 2.8rem; font-weight: 700; line-height: 1; margin: 14px 0 6px; }
.plan .amount small { font-size: 1rem; color: var(--muted); font-weight: 500; }
.plan .amount s { font-size: 1.1rem; color: var(--dim); font-weight: 500; margin-left: 6px; }
.plan ul { list-style: none; padding: 0; margin: 20px 0 26px; flex: 1; }
.plan li { padding: 7px 0 7px 28px; position: relative; color: #d4d9ef; font-size: 0.97rem; }
.plan li::before { content: ""; position: absolute; left: 0; top: 11px; width: 17px; height: 17px; border-radius: 50%; background: rgba(52, 211, 153, 0.16) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2334d399' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center / 11px no-repeat; }
.plan form { margin: 0; }

/* Course detail */
.course-hero { padding: 64px 0 40px; }
.crumbs { font-size: 0.88rem; color: var(--dim); margin-bottom: 18px; }
.crumbs a { color: var(--muted); }
.detail { display: grid; grid-template-columns: minmax(0, 1fr) 390px; gap: 42px; align-items: start; }
.sticky { position: sticky; top: 92px; }
.facts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin: 26px 0 8px; }
.fact { border: 1px solid var(--line); border-radius: 14px; padding: 12px 14px; background: rgba(18, 24, 44, 0.5); }
.fact .k { font-family: var(--mono); font-size: 0.7rem; color: var(--dim); letter-spacing: 0.1em; text-transform: uppercase; }
.fact .v { font-weight: 600; margin-top: 2px; }
.checks { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.checks li { padding-left: 32px; position: relative; color: #d4d9ef; }
.checks li::before { content: ""; position: absolute; left: 0; top: 4px; width: 20px; height: 20px; border-radius: 7px; background: rgba(139, 123, 255, 0.18) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23b3a8ff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center / 12px no-repeat; }
.checks.gift li::before { background-color: rgba(34, 211, 238, 0.14); background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2367e8f9' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 12v10H4V12M2 7h20v5H2zM12 22V7M12 7H7.5a2.5 2.5 0 0 1 0-5C11 2 12 7 12 7zM12 7h4.5a2.5 2.5 0 0 0 0-5C13 2 12 7 12 7z'/%3E%3C/svg%3E"); }
.agenda { list-style: none; padding: 0; margin: 0; border-left: 1px dashed var(--line-2); margin-left: 8px; }
.agenda li { position: relative; padding: 0 0 18px 26px; }
.agenda li::before { content: ""; position: absolute; left: -6px; top: 7px; width: 11px; height: 11px; border-radius: 50%; background: var(--bg); border: 2px solid var(--v); box-shadow: 0 0 12px rgba(139, 123, 255, 0.6); }
.agenda .min { font-family: var(--mono); font-size: 0.78rem; color: var(--c); }
.block { margin-bottom: 42px; }
.block h2 { font-size: 1.55rem; }

/* Forms */
.form { display: grid; gap: 12px; }
.field label { display: block; font-size: 0.86rem; font-weight: 600; margin-bottom: 6px; color: #d4d9ef; }
input[type=text], input[type=email], input[type=tel], select, textarea { width: 100%; padding: 13px 15px; border-radius: 12px; border: 1px solid var(--line-2); background: rgba(7, 10, 20, 0.7); color: var(--text); font: inherit; font-size: 0.98rem; transition: border-color 0.2s, box-shadow 0.2s; }
textarea { min-height: 120px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--v); box-shadow: 0 0 0 4px rgba(139, 123, 255, 0.2); }
input::placeholder, textarea::placeholder { color: var(--dim); }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 0.88rem; color: var(--muted); }
.check input { margin-top: 4px; accent-color: var(--v); }
.fine { font-size: 0.82rem; color: var(--dim); }
.radio-list { display: grid; gap: 10px; }
.radio-card { display: flex; gap: 12px; align-items: center; padding: 12px 14px; border: 1px solid var(--line-2); border-radius: 14px; cursor: pointer; background: rgba(7, 10, 20, 0.5); transition: border-color 0.2s, background 0.2s; }
.radio-card:has(input:checked) { border-color: var(--v); background: rgba(139, 123, 255, 0.12); }
.radio-card input { accent-color: var(--v); }
.radio-card .t { font-weight: 600; font-size: 0.95rem; }
.radio-card .s { font-size: 0.82rem; color: var(--muted); }
.radio-card.disabled { opacity: 0.5; cursor: not-allowed; }
.tabs { display: flex; padding: 4px; border-radius: 12px; background: rgba(7, 10, 20, 0.6); border: 1px solid var(--line); margin-bottom: 16px; }
.tabs button { flex: 1; background: none; border: 0; color: var(--muted); font: inherit; font-weight: 600; font-size: 0.9rem; padding: 9px; border-radius: 9px; cursor: pointer; }
.tabs button.active { background: rgba(139, 123, 255, 0.2); color: #fff; }
.notice { padding: 14px 16px; border-radius: 14px; border: 1px solid rgba(251, 191, 36, 0.35); background: rgba(251, 191, 36, 0.08); color: #fde68a; font-size: 0.93rem; }
.notice.ok { border-color: rgba(52, 211, 153, 0.35); background: rgba(52, 211, 153, 0.08); color: #a7f3d0; }
.notice.err { border-color: rgba(244, 114, 182, 0.4); background: rgba(244, 114, 182, 0.08); color: #fbcfe8; }

/* Lead magnet / CTA band */
.band { border-radius: 26px; padding: 52px; background: radial-gradient(600px 300px at 0% 0%, rgba(139, 123, 255, 0.35), transparent 70%), radial-gradient(600px 300px at 100% 100%, rgba(34, 211, 238, 0.22), transparent 70%), var(--panel-solid); border: 1px solid var(--line-2); display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 40px; align-items: center; overflow: hidden; }
.band h2 { margin-bottom: 12px; }
.inline-form { display: flex; gap: 10px; flex-wrap: wrap; }
.inline-form input { flex: 1; min-width: 200px; }

/* Founder */
.founder { display: grid; grid-template-columns: 300px 1fr; gap: 46px; align-items: center; }
.avatar { aspect-ratio: 1; border-radius: 26px; background: var(--grad); display: grid; place-items: center; font-family: var(--display); font-size: 5rem; font-weight: 700; color: rgba(255, 255, 255, 0.92); box-shadow: 0 30px 60px -20px rgba(109, 94, 252, 0.6); position: relative; overflow: hidden; }
.avatar img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.stats { display: flex; gap: 34px; flex-wrap: wrap; margin-top: 22px; }
.stats b { display: block; font-family: var(--display); font-size: 1.9rem; }
.stats span { color: var(--muted); font-size: 0.9rem; }

/* Testimonials (placeholder-ready) */
.quote { font-size: 1.02rem; color: #d4d9ef; }
.quote footer { margin-top: 14px; color: var(--muted); font-size: 0.9rem; }

/* FAQ */
.faq { max-width: 860px; margin: 0 auto; }
.faq details { border-bottom: 1px solid var(--line); padding: 4px 0; }
.faq summary { cursor: pointer; list-style: none; padding: 18px 40px 18px 0; font-weight: 600; font-size: 1.06rem; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 6px; top: 14px; font-size: 1.5rem; color: var(--v); transition: transform 0.2s; font-weight: 400; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); padding-bottom: 14px; margin: 0; }

/* Prose (legal + resources) */
.prose { max-width: 780px; }
.prose h2 { font-size: 1.5rem; margin-top: 2em; }
.prose h3 { margin-top: 1.6em; }
.prose p, .prose li { color: #cfd5ea; }
.prose code, .prompt { font-family: var(--mono); font-size: 0.88rem; }
.prompt { display: block; white-space: pre-wrap; background: rgba(7, 10, 20, 0.75); border: 1px solid var(--line-2); border-radius: 12px; padding: 14px 16px; margin: 10px 0 22px; color: #e3e7f7; position: relative; }
.copy-btn { position: absolute; top: 8px; right: 8px; }

/* Footer */
footer.site { border-top: 1px solid var(--line); padding: 60px 0 36px; margin-top: 40px; background: rgba(7, 10, 20, 0.6); }
.foot { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 34px; }
.foot h4 { font-family: var(--mono); font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.14em; color: var(--dim); margin-bottom: 14px; }
.foot a { display: block; color: var(--muted); padding: 4px 0; font-size: 0.95rem; }
.foot a:hover { color: var(--text); }
.socials { display: flex; gap: 10px; margin-top: 16px; }
.socials a { width: 38px; height: 38px; border-radius: 11px; border: 1px solid var(--line-2); display: grid; place-items: center; color: var(--muted); padding: 0; }
.socials a:hover { color: #fff; border-color: var(--v); }
.socials svg { width: 17px; height: 17px; }
.legal-line { border-top: 1px solid var(--line); margin-top: 40px; padding-top: 22px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; color: var(--dim); font-size: 0.86rem; }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .marquee { animation: none; }
  html { scroll-behavior: auto; }
}

/* Responsive */
@media (max-width: 1040px) {
  .hero .wrap, .detail, .band, .founder { grid-template-columns: 1fr; }
  .g4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .g3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sticky { position: static; }
  .founder .avatar { max-width: 260px; }
  .foot { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 1320px) { .nav-cta .cmdk-trigger .hide-sm { display: none; } }
@media (max-width: 1180px) {
  .burger { display: block; }
  .nav-links { display: none; position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; align-items: stretch; padding: 12px 16px 18px; background: rgba(7, 10, 20, 0.97); border-bottom: 1px solid var(--line); }
  .nav.open .nav-links { display: flex; }
  .nav-links a { padding: 12px 14px; }
  .nav-cta .btn.hide-sm { display: none; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .wrap { padding: 0 16px; }
  .section { padding: 64px 0; }
  .hero { padding: 48px 0 40px; }
  .g2, .g3, .g4 { grid-template-columns: 1fr; }
  .facts { grid-template-columns: 1fr 1fr; }
  .session { grid-template-columns: 64px 1fr; }
  .session .right { grid-column: 1 / -1; justify-content: space-between; }
  .band { padding: 30px 22px; border-radius: 20px; }
  .card { padding: 22px; }
  .term-body { font-size: 0.8rem; min-height: 280px; padding: 18px; }
  .foot { grid-template-columns: 1fr; }
  .logo small { display: none; }
}

/* ===== Interactive layer (fx.js) ===== */
.hero { position: relative; overflow: hidden; }
#neural { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 0; pointer-events: none; opacity: .9; mask-image: radial-gradient(ellipse 80% 75% at 50% 45%, #000 40%, transparent 100%); }
.hero .wrap { position: relative; z-index: 1; }
.glyph { color: var(--c); opacity: .85; }

/* spotlight */
.card.hover, .plan, .spot { --mx: -200px; --my: -200px; }
.card.hover::before, .plan::before, .spot::before { content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none; background: radial-gradient(320px circle at var(--mx) var(--my), rgba(139, 123, 255, .16), transparent 60%); opacity: 0; transition: opacity .25s; }
.card.hover:hover::before, .plan:hover::before, .spot:hover::before { opacity: 1; }

/* ⌘K palette */
.kbd { font-family: var(--mono); font-size: .72rem; border: 1px solid var(--line-2); border-bottom-width: 2px; border-radius: 6px; padding: 1px 6px; color: var(--muted); background: rgba(148,163,214,.06); }
.cmdk-trigger { white-space: nowrap; display: inline-flex; align-items: center; gap: 8px; background: rgba(18,24,44,.6); border: 1px solid var(--line-2); color: var(--dim); border-radius: 10px; padding: 7px 10px; font: inherit; font-size: .88rem; cursor: pointer; }
.cmdk-trigger:hover { color: var(--text); border-color: rgba(139,123,255,.5); }
#cmdk { position: fixed; inset: 0; z-index: 100; background: rgba(4,6,14,.6); backdrop-filter: blur(6px); display: flex; justify-content: center; align-items: flex-start; padding: 12vh 16px 16px; }
#cmdk[hidden] { display: none; }
.cmdk-box { width: 100%; max-width: 620px; background: var(--panel-solid); border: 1px solid var(--line-2); border-radius: 16px; box-shadow: 0 40px 80px -20px rgba(0,0,0,.8), 0 0 60px -20px rgba(109,94,252,.6); overflow: hidden; }
.cmdk-box input { border: 0; border-bottom: 1px solid var(--line); border-radius: 0; padding: 18px 20px; font-size: 1.05rem; background: transparent; }
.cmdk-box input:focus { box-shadow: none; }
.cmdk-list { max-height: 50vh; overflow-y: auto; padding: 8px; }
.cmdk-item { display: flex; gap: 12px; align-items: center; padding: 11px 12px; border-radius: 10px; color: var(--text); }
.cmdk-item.on, .cmdk-item:hover { background: rgba(139,123,255,.16); color: #fff; }
.cmdk-tag { font-family: var(--mono); font-size: .7rem; color: var(--c); min-width: 86px; text-transform: lowercase; }
.cmdk-empty { padding: 18px; color: var(--muted); }
.cmdk-foot { display: flex; gap: 16px; padding: 10px 16px; border-top: 1px solid var(--line); font-size: .78rem; color: var(--dim); }
body.cmdk-open { overflow: hidden; }

/* Prompt Upgrader */
.upgrader { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; align-items: stretch; }
.up-panel { border-radius: 18px; border: 1px solid var(--line-2); background: linear-gradient(180deg, rgba(17,24,48,.95), rgba(9,13,26,.95)); overflow: hidden; display: flex; flex-direction: column; }
.up-panel .term-bar { justify-content: space-between; }
.up-panel textarea { border: 0; border-radius: 0; background: transparent; font-family: var(--mono); font-size: .92rem; min-height: 170px; flex: 1; padding: 18px; }
.up-panel textarea:focus { box-shadow: none; }
.up-actions { display: flex; gap: 10px; align-items: center; padding: 12px 14px; border-top: 1px solid var(--line); flex-wrap: wrap; }
.up-examples { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.up-examples button { font: inherit; font-size: .82rem; color: var(--muted); background: rgba(18,24,44,.6); border: 1px dashed var(--line-2); border-radius: 999px; padding: 5px 12px; cursor: pointer; }
.up-examples button:hover { color: #fff; border-color: var(--v); }
.up-result pre { margin: 0; padding: 18px; white-space: pre-wrap; font-family: var(--mono); font-size: .88rem; line-height: 1.7; color: #dfe4f7; flex: 1; min-height: 170px; }
.up-empty { flex: 1; display: grid; place-items: center; text-align: center; padding: 30px; color: var(--dim); font-family: var(--mono); font-size: .85rem; }
.up-err { color: #fbcfe8; font-size: .88rem; min-height: 1.2em; }
.spinner { width: 14px; height: 14px; border: 2px solid rgba(255,255,255,.35); border-top-color: #fff; border-radius: 50%; display: inline-block; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Class finder quiz */
.quiz { max-width: 820px; margin: 0 auto; }
.q-bar { height: 4px; border-radius: 99px; background: rgba(148,163,214,.12); overflow: hidden; margin-bottom: 26px; }
.q-bar span { display: block; height: 100%; width: 0; background: var(--grad); transition: width .35s ease; }
.q-step h3 { font-size: 1.4rem; margin-bottom: 18px; }
.q-opts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.q-opt { text-align: left; font: inherit; color: var(--text); background: rgba(18,24,44,.6); border: 1px solid var(--line-2); border-radius: 14px; padding: 16px 18px; cursor: pointer; transition: border-color .2s, transform .15s, background .2s; }
.q-opt:hover { border-color: var(--v); background: rgba(139,123,255,.12); transform: translateY(-2px); }
.q-opt b { display: block; font-family: var(--display); font-size: 1.04rem; margin-bottom: 2px; }
.q-opt span { color: var(--muted); font-size: .88rem; }
.q-result h3 { font-size: 1.6rem; }

@media (max-width: 860px) {
  .upgrader, .q-opts { grid-template-columns: 1fr; }
  .cmdk-trigger .hide-sm { display: none; }
}

/* ===== Prompt pack v2 ===== */
.pack-hero { max-width: 820px; margin-bottom: 40px; }
.pack-grid { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 36px; align-items: start; }
.pack-toc { position: sticky; top: 92px; }
.pack-toc a { display: block; padding: 7px 0; color: var(--muted); border-bottom: 1px solid var(--line); font-size: .93rem; }
.pack-toc a:hover { color: #fff; }
.pack-toc .toc-cta { color: var(--c); border: 0; margin-top: 8px; font-weight: 600; }
.framework { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; margin: 20px 0; }
.fw { border: 1px solid var(--line-2); border-radius: 14px; padding: 14px; background: rgba(18,24,44,.6); display: flex; flex-direction: column; gap: 4px; }
.fw-letter { font-family: var(--display); font-size: 1.8rem; font-weight: 700; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; line-height: 1; }
.fw span:last-child { color: var(--muted); font-size: .86rem; }
.rules ol { margin: 0; padding-left: 20px; color: #d4d9ef; }
.rules li { margin: 6px 0; }
.prompt-card { margin-bottom: 22px; padding: 24px; }
.pc-head { display: flex; gap: 16px; align-items: flex-start; margin-bottom: 12px; }
.pc-head h3 { margin: 0; font-size: 1.22rem; }
.pc-num { font-size: .9rem; color: var(--c); border: 1px solid rgba(34,211,238,.35); border-radius: 8px; padding: 4px 8px; background: rgba(34,211,238,.06); }
.pc-when { color: #d4d9ef; margin-bottom: 14px; }
.prompt-box { border: 1px solid var(--line-2); border-radius: 14px; background: rgba(7,10,20,.75); overflow: hidden; margin-bottom: 18px; }
.prompt-bar { display: flex; justify-content: space-between; align-items: center; padding: 8px 10px 8px 16px; border-bottom: 1px solid var(--line); background: rgba(255,255,255,.02); font-size: .78rem; color: var(--dim); }
.prompt-box code { display: block; white-space: pre-wrap; padding: 16px 18px; font-family: var(--mono); font-size: .86rem; line-height: 1.7; color: #e3e7f7; }
.pc-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.pc-cols h4 { font-family: var(--mono); font-size: .76rem; letter-spacing: .12em; text-transform: uppercase; color: var(--c); margin-bottom: 8px; }
.pc-cols ul { margin: 0; padding-left: 18px; color: #cfd5ea; font-size: .94rem; }
.pc-cols li { margin: 5px 0; }
.followups li { font-style: italic; }
.pc-notes { display: grid; gap: 10px; margin-top: 16px; }
.note { border-radius: 12px; padding: 12px 14px; font-size: .93rem; }
.note b { display: block; font-family: var(--mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 3px; }
.note.tip { background: rgba(139,123,255,.1); border: 1px solid rgba(139,123,255,.3); color: #ddd8ff; }
.note.warn { background: rgba(251,191,36,.07); border: 1px solid rgba(251,191,36,.3); color: #fde68a; }
@media (max-width: 1040px) { .pack-grid { grid-template-columns: 1fr; } .pack-toc { position: static; } .framework { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { .pc-cols { grid-template-columns: 1fr; } .prompt-card { padding: 18px; } }
@media print {
  body { background: #fff !important; color: #111 !important; font-size: 11pt; }
  body::before, .nav, .announce, footer.site, .no-print, #cmdk { display: none !important; }
  .card, .prompt-box, .fw, .note { background: #fff !important; border-color: #ccc !important; color: #111 !important; backdrop-filter: none; box-shadow: none; }
  .prompt-box code, .pc-cols ul, .pc-when, .rules ol, .muted, .lead { color: #111 !important; }
  .grad, .fw-letter { color: #4b3fd1 !important; -webkit-text-fill-color: #4b3fd1; background: none; }
  .prompt-card { break-inside: avoid; }
  .pack-grid { grid-template-columns: 1fr; }
  .reveal { opacity: 1 !important; transform: none !important; }
}
.prompt-bar .copy-btn { position: static; }
.prompt-card, .pack-section, #how { scroll-margin-top: 90px; }

/* ===== Newsletter archive ===== */
.issue-card { display: flex; flex-direction: column; gap: 8px; color: var(--text); padding: 0 0 22px; overflow: hidden; }
.issue-card:hover { color: var(--text); }
.issue-card > :not(.issue-cover) { padding: 0 22px; }
.issue-card h3 { margin: 4px 0 0; font-size: 1.15rem; }
.issue-card p { margin: 0; font-size: .93rem; }
.issue-cover { width: 100%; aspect-ratio: 1200 / 630; object-fit: cover; display: block; border-bottom: 1px solid var(--line); margin-bottom: 8px; }
.issue-cover-gen { display: grid; place-items: center; padding: 22px; text-align: center; font-family: var(--display); font-weight: 700; font-size: 1.15rem; line-height: 1.25; color: #fff;
  background: radial-gradient(300px 160px at 15% 10%, rgba(139,123,255,.55), transparent 70%), radial-gradient(300px 160px at 90% 100%, rgba(34,211,238,.4), transparent 70%), #0e1430; }
.issue-list { margin-top: 26px; border-top: 1px solid var(--line); }
.issue-row { display: flex; gap: 18px; align-items: baseline; padding: 14px 4px; border-bottom: 1px solid var(--line); color: var(--text); }
.issue-row:hover { color: #fff; background: rgba(139,123,255,.06); }
.issue-row .mono { min-width: 92px; }
.issue { max-width: 780px; }
.row-meta { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; padding: 14px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); margin: 18px 0 26px; }
.share { display: flex; gap: 8px; flex-wrap: wrap; }
.issue-hero { width: 100%; border-radius: 16px; margin-bottom: 26px; border: 1px solid var(--line); }
.issue-body { font-size: 1.06rem; max-width: none; }
.issue-body h2 { font-size: 1.45rem; margin-top: 1.6em; }
.issue-body ul { padding-left: 22px; }
.issue-body li { margin: 6px 0; }
.issue-body .prompt-box { margin: 18px 0; }
@media (max-width: 640px) { .issue-row { flex-direction: column; gap: 2px; } }

/* ===== Assessment ===== */
.assessment { display: grid; gap: 16px; }
.sticky-bar { position: sticky; top: 76px; z-index: 5; margin-bottom: 4px; }
.a-q { border: 1px solid var(--line); }
.a-q legend { float: left; width: 100%; font-family: var(--display); font-weight: 600; font-size: 1.12rem; margin-bottom: 14px; }
.a-q legend + * { clear: both; }
.result-hero { display: grid; grid-template-columns: 170px 1fr; gap: 30px; align-items: center; padding: 32px; }
.ring { width: 160px; height: 160px; border-radius: 50%; display: grid; place-items: center;
  background: conic-gradient(var(--v) calc(var(--p) * 1%), rgba(148,163,214,.14) 0); position: relative; }
.ring::before { content: ""; position: absolute; inset: 12px; border-radius: 50%; background: var(--panel-solid); }
.ring > div { position: relative; text-align: center; }
.ring b { display: block; font-family: var(--display); font-size: 2.8rem; line-height: 1; }
.ring span { color: var(--muted); font-size: .9rem; }
.dim-row { display: grid; grid-template-columns: 190px 1fr 44px; gap: 12px; align-items: center; margin: 12px 0; }
.dim-name { display: flex; align-items: center; gap: 8px; font-size: .95rem; }
.dim-name svg { width: 18px; height: 18px; color: var(--c); }
.bar-track { height: 8px; border-radius: 99px; background: rgba(148,163,214,.14); overflow: hidden; }
.bar-track span { display: block; height: 100%; background: var(--grad); border-radius: 99px; }
.next-moves { padding-left: 20px; margin: 0; color: #d4d9ef; }
.next-moves li { margin: 10px 0; }
@media (max-width: 640px) { .result-hero { grid-template-columns: 1fr; justify-items: center; text-align: center; } .dim-row { grid-template-columns: 1fr 44px; } .dim-row .bar-track { grid-column: 1 / -1; grid-row: 2; } }