/* AI Startup Tycoon — marketing site. Colours and type follow the game (UITokens, Exo 2). */
:root {
	--night: #0f0c24;
	--night-2: #161236;
	--plate: #2b3040;
	--ink: #283041;
	--ink-soft: #5b6578;
	--muted: #98a1b1;
	--canvas: #e9edf2;
	--panel: #ffffff;
	--line: #e1e6ed;
	--purple: #7b52d9;
	--purple-2: #9a78f0;
	--blue: #3d8fe0;
	--cyan: #1db3d3;
	--green: #3fb44a;
	--orange: #f08a24;
	--magenta: #cf3880;
	--yellow: #f0be2c;
	--radius: 22px;
	--max: 1160px;
	--font: "Exo 2", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
	margin: 0;
	font-family: var(--font);
	color: var(--ink);
	background: var(--canvas);
	line-height: 1.55;
	-webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
.wrap { width: min(var(--max), 100% - 32px); margin-inline: auto; }

/* ---------- nav ---------- */
.nav {
	position: sticky; top: 0; z-index: 20;
	background: rgba(15, 12, 36, 0.82);
	backdrop-filter: blur(14px);
	-webkit-backdrop-filter: blur(14px);
	border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.nav .wrap { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: #fff; font-weight: 700; letter-spacing: 0.01em; }
.brand img { width: 34px; height: 34px; border-radius: 9px; }
.nav-links { display: flex; gap: 22px; margin-left: auto; }
.nav-links a { color: #c9cde0; text-decoration: none; font-size: 15px; font-weight: 500; }
.nav-links a:hover { color: #fff; }
.nav .btn { padding: 9px 16px; font-size: 14px; }
@media (max-width: 760px) { .nav-links { display: none; } .nav .btn { margin-left: auto; } }

/* ---------- buttons ---------- */
.btn {
	display: inline-flex; align-items: center; gap: 10px;
	padding: 14px 22px; border-radius: 14px;
	font: 700 16px/1 var(--font); letter-spacing: 0.02em;
	text-decoration: none; border: 0; cursor: pointer;
	transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--green); color: #fff; box-shadow: 0 6px 18px rgba(63, 180, 74, 0.35); }
.btn-primary:hover { background: #47c553; }
.btn-ghost { background: rgba(255, 255, 255, 0.08); color: #fff; border: 1px solid rgba(255, 255, 255, 0.18); }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.14); }
.btn svg { width: 20px; height: 20px; flex: none; }
.soon { cursor: default; opacity: 0.8; }
.soon:hover { transform: none; }

/* ---------- hero ---------- */
.hero {
	position: relative; overflow: hidden; color: #fff;
	background:
		radial-gradient(1200px 520px at 78% 30%, rgba(123, 82, 217, 0.45), transparent 60%),
		radial-gradient(800px 420px at 10% 90%, rgba(29, 179, 211, 0.18), transparent 60%),
		linear-gradient(180deg, var(--night) 0%, var(--night-2) 100%);
}
.hero::before {
	content: ""; position: absolute; inset: 0; pointer-events: none;
	background-image:
		linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
		linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
	background-size: 44px 44px;
	mask-image: linear-gradient(180deg, transparent, #000 30%, #000 70%, transparent);
	-webkit-mask-image: linear-gradient(180deg, transparent, #000 30%, #000 70%, transparent);
}
.hero .wrap { position: relative; display: grid; grid-template-columns: 1.05fr 1fr; gap: 40px; align-items: center; padding: 72px 0 84px; }
.kicker { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: #a8e8f5; }
.kicker .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px rgba(63, 180, 74, 0.25); }
.hero h1 { font-size: clamp(42px, 6vw, 72px); line-height: 1.02; margin: 18px 0 18px; font-weight: 800; letter-spacing: -0.01em; }
.hero h1 .glow { background: linear-gradient(90deg, #7fd8ff, #b79bff 60%, #ff9ad1); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { font-size: 19px; color: #c9cde0; max-width: 33ch; margin: 0 0 30px; }
.hero .ctas { display: flex; flex-wrap: wrap; gap: 12px; }
.hero .fine { margin-top: 16px; font-size: 13px; color: #8f94ad; }
.hero-phones { position: relative; height: 620px; }
.hero-phones .phone { position: absolute; width: 270px; }
.hero-phones .phone.a { right: 170px; top: 30px; transform: rotate(-6deg); z-index: 2; }
.hero-phones .phone.b { right: 0; top: 0; transform: rotate(5deg); }
@media (max-width: 900px) {
	.hero { padding: 0; }
	.hero .wrap { grid-template-columns: 1fr; padding: 40px 0 36px; }
	.hero-phones { height: 500px; }
	.hero-phones .phone { width: 230px; }
	.hero-phones .phone.a { left: calc(50% - 210px); right: auto; top: 20px; }
	.hero-phones .phone.b { left: calc(50% - 20px); right: auto; }
}

/* ---------- phone frame ---------- */
.phone {
	border-radius: 38px; padding: 9px;
	background: linear-gradient(145deg, #3a3f55, #15172a);
	box-shadow: 0 30px 60px rgba(5, 4, 20, 0.45), inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}
.phone img { border-radius: 30px; aspect-ratio: 640 / 1300; object-fit: cover; object-position: top; width: 100%; background: #1d2030; }

/* ---------- section basics ---------- */
section { padding: 96px 0; }
.eyebrow { font-size: 13px; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase; color: var(--purple); }
h2 { font-size: clamp(32px, 4vw, 46px); line-height: 1.08; margin: 10px 0 14px; font-weight: 800; letter-spacing: -0.01em; }
.sub { font-size: 18px; color: var(--ink-soft); max-width: 60ch; margin: 0; }
.center { text-align: center; }
.center .sub { margin-inline: auto; }

/* ---------- highlights grid ---------- */
.highlights { background: var(--panel); }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 46px; }
.card {
	background: var(--canvas); border: 1px solid var(--line); border-radius: var(--radius);
	padding: 24px; transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: 0 14px 30px rgba(40, 48, 65, 0.08); }
.card h3 { margin: 14px 0 6px; font-size: 19px; }
.card p { margin: 0; color: var(--ink-soft); font-size: 15px; }
.tile { width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center; color: #fff; }
.tile svg { width: 24px; height: 24px; }
.t-purple { background: var(--purple); } .t-blue { background: var(--blue); } .t-green { background: var(--green); }
.t-orange { background: var(--orange); } .t-magenta { background: var(--magenta); } .t-cyan { background: var(--cyan); }
@media (max-width: 900px) { .grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .grid { grid-template-columns: 1fr; } }

/* ---------- feature rows ---------- */
.feature { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.feature + .feature { margin-top: 110px; }
.feature.flip .text { order: 2; }
.feature .shots { display: flex; align-items: flex-start; justify-content: center; gap: 22px; }
.feature .shots .phone { width: 250px; }
.feature .shots .phone:nth-child(2) { margin-top: 60px; }
.feature ul { padding: 0; margin: 22px 0 0; list-style: none; display: grid; gap: 10px; }
.feature li { display: flex; gap: 10px; align-items: flex-start; color: var(--ink-soft); }
.feature li::before { content: ""; flex: none; width: 20px; height: 20px; margin-top: 3px; border-radius: 6px; background: var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center / 13px no-repeat; }
@media (max-width: 900px) {
	.feature { grid-template-columns: 1fr; gap: 36px; }
	.feature.flip .text { order: 0; }
	.feature .shots .phone { width: 46%; max-width: 230px; }
}

/* ---------- megaprojects ---------- */
.mega {
	color: #fff;
	background:
		radial-gradient(900px 500px at 15% 10%, rgba(240, 138, 36, 0.18), transparent 60%),
		radial-gradient(900px 600px at 90% 60%, rgba(207, 56, 128, 0.18), transparent 60%),
		linear-gradient(180deg, var(--night-2), var(--night));
	position: relative; overflow: hidden;
}
.mega::before {
	content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0.55;
	background-image:
		radial-gradient(1.4px 1.4px at 12% 18%, #fff, transparent), radial-gradient(1px 1px at 72% 12%, #fff, transparent),
		radial-gradient(1.2px 1.2px at 40% 64%, #fff, transparent), radial-gradient(1px 1px at 88% 82%, #fff, transparent),
		radial-gradient(1.3px 1.3px at 25% 88%, #fff, transparent), radial-gradient(1px 1px at 58% 32%, #fff, transparent),
		radial-gradient(1.2px 1.2px at 94% 40%, #fff, transparent), radial-gradient(1px 1px at 6% 52%, #fff, transparent);
	background-size: 520px 520px;
}
.mega .wrap { position: relative; }
.mega .eyebrow { color: #ffb36b; }
.mega .sub { color: #c9cde0; }
.launch-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin: 48px 0 22px; }
.launch-strip figure { margin: 0; }
.launch-strip img { display: block; width: 100%; aspect-ratio: 640 / 533; object-fit: cover; border-radius: 18px; border: 1px solid rgba(255, 255, 255, 0.1); box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35); }
.launch-strip figcaption { margin-top: 12px; text-align: center; font-size: 14px; font-weight: 600; color: #c9cde0; letter-spacing: 0.04em; }
.launch-strip figcaption b { color: #ffb36b; margin-right: 6px; }
@media (max-width: 900px) { .launch-strip { grid-template-columns: repeat(2, 1fr); } }
.mega-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 70px; }
.mega-card {
	border-radius: 26px; overflow: hidden;
	background: rgba(255, 255, 255, 0.05); border: 1px solid rgba(255, 255, 255, 0.1);
	display: flex; flex-direction: column;
}
.mega-card .art { height: 300px; overflow: hidden; }
.mega-card .art img { width: 100%; height: 100%; object-fit: cover; object-position: center 22%; }
.mega-card .body { padding: 22px 24px 26px; }
.mega-card h3 { margin: 0 0 8px; font-size: 22px; display: flex; align-items: center; gap: 10px; }
.mega-card p { margin: 0; color: #c9cde0; font-size: 15px; }
.mega-card .stats { display: flex; gap: 18px; margin-top: 16px; }
.mega-card .stats div { font-size: 12px; color: #8f94ad; text-transform: uppercase; letter-spacing: 0.08em; }
.mega-card .stats b { display: block; font-size: 22px; color: #fff; letter-spacing: 0; text-transform: none; }
.tag { display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; padding: 4px 9px; border-radius: 999px; background: rgba(240, 190, 44, 0.16); color: var(--yellow); }
@media (max-width: 900px) { .mega-cards { grid-template-columns: 1fr; } }

/* ---------- gallery ---------- */
.gallery { background: var(--panel); }
.rail {
	display: flex; gap: 22px; overflow-x: auto; padding: 46px max(16px, calc((100vw - var(--max)) / 2)) 30px;
	scroll-snap-type: x mandatory; scrollbar-width: thin;
}
.rail .phone { flex: none; width: 240px; scroll-snap-align: center; box-shadow: 0 18px 40px rgba(40, 48, 65, 0.22); }
.rail-hint { text-align: center; color: var(--muted); font-size: 14px; }

/* ---------- beta CTA ---------- */
.beta { color: #fff; background: linear-gradient(135deg, #3b2a8f, var(--purple) 55%, #2c8bd6); text-align: center; }
.beta h2 { margin-top: 8px; }
.beta .sub { color: #e6e1ff; margin-inline: auto; }
.beta .ctas { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.beta .eyebrow { color: #c8f0ff; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; max-width: 860px; margin: 44px auto 0; text-align: left; }
.step { background: rgba(255, 255, 255, 0.1); border: 1px solid rgba(255, 255, 255, 0.16); border-radius: 18px; padding: 18px 20px; }
.step b { display: block; font-size: 13px; letter-spacing: 0.12em; color: #c8f0ff; margin-bottom: 4px; }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }

/* ---------- footer ---------- */
footer { background: var(--night); color: #8f94ad; padding: 40px 0; font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 18px 28px; align-items: center; }
footer .brand { font-size: 15px; }
footer nav { display: flex; gap: 22px; margin-left: auto; }
footer a { color: #c9cde0; text-decoration: none; }
footer a:hover { color: #fff; }

/* ---------- document pages (privacy, support) ---------- */
.doc { padding: 64px 0 96px; }
.doc .wrap { max-width: 760px; }
.doc h1 { font-size: clamp(34px, 5vw, 48px); margin: 8px 0 6px; line-height: 1.1; }
.doc .updated { color: var(--muted); margin: 0 0 34px; }
.doc h2 { font-size: 22px; margin: 36px 0 8px; }
.doc p, .doc li { color: var(--ink-soft); }
.doc ul { padding-left: 20px; }
.doc .box { background: var(--panel); border: 1px solid var(--line); border-radius: 18px; padding: 20px 22px; margin: 18px 0; }
.faq details { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 16px 20px; margin: 12px 0; }
.faq summary { cursor: pointer; font-weight: 700; color: var(--ink); }
.faq details p { margin: 10px 0 0; }

/* ---------- reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	.reveal { opacity: 1; transform: none; transition: none; }
	.btn, .card { transition: none; }
}