/* Theme variables (updated by JS) */
:root {
	--color-primary: #61b7e6;
	--color-primary-contrast: #ffffff;
	--color-bg: #61b7e6;
	--color-bg-2: #3aa4db;
	--color-bg-3: #1f8ecb;
	--color-surface: #11151c;
	--color-text: #e6e9ef;
	--color-muted: #5d6a83;
	--radius: 12px;
	--shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
	margin: 0;
	font-family: ui-sans-serif, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
	line-height: 1.6;
	color: var(--color-text);
	background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-2) 45%, var(--color-bg-3) 100%);
}

.skip-link {
	position: absolute;
	left: -9999px;
	top: auto;
	width: 1px;
	height: 1px;
	overflow: hidden;
}
.skip-link:focus { left: 16px; top: 16px; width: auto; height: auto; padding: 8px 12px; background: var(--color-surface); border-radius: 8px; }

.container { width: min(1100px, 100% - 32px); margin: 0 auto; }

.site-header {
	position: sticky;
	top: 0;
	backdrop-filter: saturate(120%) blur(10px);
	background: color-mix(in oklab, var(--color-bg), transparent 60%);
	border-bottom: 1px solid color-mix(in oklab, var(--color-primary), transparent 85%);
	z-index: 10;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 0; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: inherit; text-decoration: none; }
.brand-name { font-weight: 700; letter-spacing: 0.2px; }
.nav ul { display: flex; gap: 18px; list-style: none; margin: 0; padding: 0; }
.nav a { color: var(--color-text); text-decoration: none; opacity: 0.9; }
.nav a:hover { color: var(--color-primary); }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 16px; border-radius: 999px; border: 1px solid transparent; text-decoration: none; cursor: pointer; font-weight: 600; }
.btn-primary { background: var(--color-primary); color: var(--color-primary-contrast); }
.btn-primary:hover { filter: brightness(1.05); }
.btn-ghost { background: transparent; color: var(--color-text); border-color: color-mix(in oklab, var(--color-text), transparent 70%); }
.btn-ghost:hover { border-color: var(--color-primary); color: var(--color-primary); }

.hero { padding: 64px 0 24px; }
.hero-inner { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 28px; align-items: center; }
.hero h1 { font-size: clamp(28px, 5vw, 46px); line-height: 1.15; margin: 0 0 12px; }
.lead { font-size: 18px; color: var(--color-muted); margin: 0 0 20px; }
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.trust { display: flex; gap: 16px; list-style: none; padding: 0; margin: 0; color: var(--color-muted); font-size: 14px; }
.hero-art { display: grid; gap: 12px; }

.section { padding: 56px 0; }
.section h2 { font-size: 28px; margin-top: 0; }
.grid { display: grid; gap: 16px; }
.cards { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.portfolio { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.card {
	background: var(--color-surface);
	border: 1px solid color-mix(in oklab, var(--color-primary), transparent 85%);
	border-radius: var(--radius);
	padding: 16px;
	box-shadow: var(--shadow);
}
.kpi { display: grid; gap: 6px; }
.kpi-value { font-size: 22px; font-weight: 700; }
.kpi-label { color: var(--color-muted); font-size: 14px; }

.about { display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: center; }
.about-logo { filter: drop-shadow(0 8px 20px color-mix(in oklab, var(--color-primary), transparent 65%)); }

.contact { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 24px; align-items: start; }
.contact-list { display: grid; gap: 10px; list-style: none; padding: 0; margin: 16px 0; }
.contact-form { display: grid; gap: 12px; }
.contact-form label { display: grid; gap: 8px; font-size: 14px; }
.contact-form input, .contact-form textarea { width: 100%; padding: 10px 12px; background: #0d1117; border: 1px solid color-mix(in oklab, var(--color-primary), transparent 80%); color: var(--color-text); border-radius: 10px; }
.contact-form input:focus, .contact-form textarea:focus { outline: 2px solid color-mix(in oklab, var(--color-primary), white 10%); }

.site-footer { border-top: 1px solid color-mix(in oklab, var(--color-primary), transparent 85%); padding: 24px 0; }
.footer-inner { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 12px; }
.foot-nav { display: flex; gap: 16px; justify-self: center; }
.foot-nav a { color: var(--color-muted); text-decoration: none; }
.foot-nav a:hover { color: var(--color-primary); }
.foot-meta { color: var(--color-muted); font-size: 14px; }

.small { font-size: 13px; }
.muted { color: var(--color-muted); }

@media (max-width: 900px) {
	.hero-inner { grid-template-columns: 1fr; }
	.cards { grid-template-columns: 1fr; }
	.portfolio { grid-template-columns: 1fr; }
	.contact { grid-template-columns: 1fr; }
	.footer-inner { grid-template-columns: 1fr; justify-items: center; text-align: center; gap: 8px; }
}