@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

* { box-sizing: border-box; }

:root {
	--navy: #0b1f3a;
	--ink: #0f2442;
	--gold: #c9a84c;
	--bg: #f4f7fc;
	--surface: #ffffff;
	--muted: #60708a;
	--line: #dce5f1;
}

body {
	margin: 0;
	font-family: 'Inter', sans-serif;
	color: var(--ink);
	background: var(--bg);
}

a { color: inherit; text-decoration: none; }
.shell { width: min(1120px, 92vw); margin: 0 auto; }

.topbar { background: var(--surface); border-bottom: 1px solid var(--line); }
.topbar .shell { display: flex; justify-content: space-between; align-items: center; padding: 18px 0; }

.brand { font-weight: 700; letter-spacing: 0.09em; color: var(--navy); }
.nav { display: flex; gap: 1rem; }
.nav a { color: var(--muted); font-size: 0.86rem; text-transform: uppercase; letter-spacing: 0.06em; }
.nav a.active, .nav a:hover { color: var(--navy); }

.hero {
	padding: 80px 0 64px;
	background: linear-gradient(140deg, #fff, #edf3fd);
}

.hero h1 { margin: 0; max-width: 760px; font-size: clamp(2.2rem, 5vw, 3.9rem); line-height: 1.08; }
.hero p { max-width: 640px; color: var(--muted); line-height: 1.75; margin: 1rem 0 1.6rem; }

.btn {
	display: inline-block;
	background: var(--navy);
	color: #fff;
	padding: 11px 16px;
	border-radius: 5px;
	font-size: 0.85rem;
	letter-spacing: 0.06em;
	text-transform: uppercase;
}

.section { padding: 56px 0; }

.columns {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 14px;
}

.box {
	background: var(--surface);
	border: 1px solid var(--line);
	border-radius: 10px;
	padding: 18px;
}

.box h3 { margin: 0; color: var(--navy); }
.box p { margin: 0.5rem 0 0; color: var(--muted); font-size: 0.92rem; line-height: 1.65; }

.tag { display: inline-block; margin-top: 0.8rem; color: var(--gold); font-size: 0.76rem; letter-spacing: 0.08em; text-transform: uppercase; }

.footer { padding: 22px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.86rem; }

@media (max-width: 860px) {
	.columns { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
	.topbar .shell { flex-direction: column; align-items: flex-start; gap: 10px; }
	.hero { padding: 64px 0 52px; }
	.btn { width: 100%; text-align: center; }
}