:root {
	--bg: #0b1020;
	--card: #0f1530;
	--elev: #151b36;
	--text: #e6eaf2;
	--muted: #a9b1c6;
	--brand: #0055ff;
	--brand-2: #00d4ff;
	--success: #14b8a6;
	--warning: #f59e0b;
	--danger: #ef4444;
	--radius: 14px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
	margin: 0;
	font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
	color: var(--text);
	background: radial-gradient(1200px 600px at 70% -10%, #0f1b40 0%, transparent 60%),
		radial-gradient(800px 400px at 10% 10%, #0a1740 0%, transparent 60%),
		var(--bg);
	line-height: 1.6;
	text-rendering: optimizeLegibility;
	-webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

.container {
	width: min(1120px, 92%);
	margin: 0 auto;
}

.section { padding: 72px 0; }
.section.alt { background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.02)); }
.section-title {
	font-size: 28px;
	margin: 0 0 24px;
	letter-spacing: 0.2px;
}

/* Header */
.site-header {
	position: sticky;
	top: 0;
	z-index: 50;
	backdrop-filter: saturate(130%) blur(10px);
	background: rgba(10, 14, 32, 0.6);
	border-bottom: 1px solid rgba(255,255,255,0.06);
}
.header-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	height: 64px;
}
.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; }
.logo-mark { width: 24px; height: 24px; display: grid; place-items: center; border-radius: 8px; background: linear-gradient(135deg, var(--brand), var(--brand-2)); color: white; font-size: 16px; }
.logo-text { letter-spacing: 0.2px; }

.nav-toggle { display: none; }
.nav-menu { display: flex; gap: 18px; align-items: center; list-style: none; margin: 0; padding: 0; }
.nav-menu a { color: var(--muted); font-weight: 500; }
.nav-menu a:hover { color: var(--text); }

/* Hero */
.hero { padding: 96px 0 72px; }
.grid-2 { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 32px; align-items: center; }
.hero-text h1 { font-size: clamp(28px, 4.2vw, 44px); line-height: 1.15; margin: 0 0 12px; }
.hero-text p { color: var(--muted); margin: 0 0 20px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-svg { filter: drop-shadow(0 20px 40px rgba(0,0,0,0.3)); border-radius: var(--radius); }

/* Cards */
.cards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card { background: linear-gradient(180deg, var(--card), var(--elev)); border: 1px solid rgba(255,255,255,0.07); border-radius: var(--radius); padding: 18px; transition: transform .2s ease, box-shadow .2s ease; }
.card:hover { transform: translateY(-3px); box-shadow: 0 20px 40px rgba(0,0,0,0.25); }
.card-icon { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 12px; background: rgba(0, 85, 255, 0.15); }
.card h3 { margin: 12px 0 6px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); }

/* List */
.list { display: grid; gap: 12px; }
.list-item { background: linear-gradient(180deg, var(--card), var(--elev)); border: 1px solid rgba(255,255,255,0.07); border-radius: var(--radius); padding: 18px; }

/* Articles */
.articles-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.post { background: linear-gradient(180deg, var(--card), var(--elev)); border: 1px solid rgba(255,255,255,0.07); border-radius: var(--radius); padding: 18px; display: grid; gap: 8px; }
.post h3 { margin: 0; font-size: 18px; }
.post p { margin: 0; color: var(--muted); }
.post-link { color: var(--brand-2); font-weight: 600; }

/* New: card bullet points */
.card-points { margin: 10px 0 12px; padding-left: 18px; color: var(--muted); }
.card-points li { margin: 4px 0; }

/* New: testimonials & logo wall */
.testimonials .testimonial { display: grid; gap: 6px; }
.byline { color: var(--muted); font-size: 13px; margin: 0; }
.logo-wall { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 16px; }
.logo-item { display: grid; place-items: center; height: 72px; border-radius: var(--radius); border: 1px dashed rgba(255,255,255,0.16); color: var(--muted); background: linear-gradient(180deg, var(--card), var(--elev)); }

/* New: subscribe form */
.subscribe-form { display: grid; gap: 12px; max-width: 560px; }

/* New: contact details */
.contact-details { color: var(--muted); display: grid; gap: 6px; margin-bottom: 12px; }
.contact-details a { color: var(--brand-2); }

/* About */
.checks { margin: 12px 0 0; padding-left: 20px; }
.checks li { margin: 6px 0; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.stat { background: linear-gradient(180deg, var(--card), var(--elev)); border: 1px solid rgba(255,255,255,0.07); border-radius: var(--radius); padding: 18px; text-align: center; }
.stat .num { font-weight: 800; font-size: 24px; letter-spacing: 0.5px; background: linear-gradient(135deg, #fff, #a7c8ff); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat .label { color: var(--muted); font-size: 14px; }

/* Contact */
.contact-form { display: grid; gap: 14px; max-width: 720px; }
.form-row { display: grid; gap: 6px; }
label { font-weight: 600; font-size: 14px; color: #d9dfef; }
input, textarea { width: 100%; padding: 12px 14px; border-radius: 10px; border: 1px solid rgba(255,255,255,0.08); background: #0c1228; color: var(--text); outline: none; }
input:focus, textarea:focus { border-color: rgba(0, 212, 255, 0.6); box-shadow: 0 0 0 4px rgba(0, 212, 255, 0.12); }
.form-actions { display: flex; align-items: center; gap: 14px; }
.form-hint { margin: 0; color: var(--muted); font-size: 13px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 16px; border-radius: 12px; font-weight: 700; letter-spacing: 0.2px; border: 1px solid rgba(255,255,255,0.1); cursor: pointer; transition: transform .15s ease, box-shadow .15s ease, background .15s ease; }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: linear-gradient(135deg, var(--brand), var(--brand-2)); color: #07132b; border: none; box-shadow: 0 10px 24px rgba(0, 85, 255, 0.25); }
.btn-ghost { background: rgba(255,255,255,0.06); color: var(--text); }
.btn-small { padding: 8px 12px; border-radius: 10px; }

/* Footer */
.site-footer { border-top: 1px solid rgba(255,255,255,0.06); background: rgba(10,14,32,0.6); }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 16px 0; color: var(--muted); font-size: 14px; }
.footer-links { display: flex; gap: 14px; }
.footer-links a { color: var(--muted); }
.footer-links a:hover { color: var(--text); }

/* Back to top */
.back-to-top { position: fixed; right: 16px; bottom: 16px; width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%; border: 1px solid rgba(255,255,255,0.12); background: rgba(12,18,40,0.8); color: #fff; box-shadow: 0 10px 24px rgba(0,0,0,0.3); cursor: pointer; opacity: 0; visibility: hidden; transform: translateY(10px); transition: all .2s ease; }
.back-to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }

/* Utilities */
.grid-2 > * { min-width: 0; }
.hidden { display: none !important; }

/* New: gallery */
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.gallery-item { overflow: hidden; border-radius: var(--radius); border: 1px solid rgba(255,255,255,0.08); background: linear-gradient(180deg, var(--card), var(--elev)); position: relative; aspect-ratio: 3 / 2; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .25s ease; }
.gallery-item:hover img { transform: scale(1.03); }
.badge { position: absolute; margin: 10px; padding: 6px 10px; border-radius: 999px; background: rgba(7, 19, 43, 0.75); color: #e8f0ff; font-weight: 700; font-size: 12px; border: 1px solid rgba(255,255,255,0.18); backdrop-filter: blur(6px); }
/* skeleton shimmer */
.gallery-item.loading::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(255,255,255,0.04), rgba(255,255,255,0.08), rgba(255,255,255,0.04)); background-size: 200% 100%; animation: shimmer 1.2s infinite; }
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
.gallery-item { position: relative; }
.gallery-actions { margin-bottom: 10px; }

/* New: Lightbox */
.lightbox { position: fixed; inset: 0; background: rgba(5,8,18,0.85); display: none; align-items: center; justify-content: center; z-index: 1000; }
.lightbox.show { display: flex; }
.lightbox-inner { position: relative; width: min(92%, 1080px); max-height: 86vh; display: grid; place-items: center; }
.lightbox img { width: 100%; height: auto; max-height: 86vh; object-fit: contain; border-radius: var(--radius); box-shadow: 0 30px 60px rgba(0,0,0,0.5); }
.lightbox-close, .lightbox-prev, .lightbox-next { position: absolute; top: 50%; transform: translateY(-50%); background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.18); color: #fff; padding: 10px 12px; border-radius: 12px; cursor: pointer; backdrop-filter: blur(6px); }
.lightbox-close { top: 16px; right: 16px; transform: none; }
.lightbox-prev { left: 12px; }
.lightbox-next { right: 12px; }

/* New: map embed */
.map-embed { margin-top: 12px; border-radius: var(--radius); overflow: hidden; border: 1px solid rgba(255,255,255,0.08); background: linear-gradient(180deg, var(--card), var(--elev)); }
.map-embed iframe { width: 100%; height: 300px; display: block; }

/* Media */
@media (max-width: 960px) {
	.grid-2 { grid-template-columns: 1fr; }
	.cards-grid, .articles-grid, .stats { grid-template-columns: 1fr 1fr; }
	.logo-wall { grid-template-columns: repeat(2, 1fr); }
	.gallery-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
	.section { padding: 56px 0; }
	.nav-toggle { display: inline-flex; align-items: center; justify-content: center; background: rgba(255,255,255,0.06); color: var(--text); border: 1px solid rgba(255,255,255,0.1); padding: 8px 12px; border-radius: 10px; }
	.nav-menu { position: absolute; right: 4%; top: 64px; flex-direction: column; gap: 10px; background: rgba(12, 18, 40, 0.95); padding: 12px; border-radius: 12px; border: 1px solid rgba(255,255,255,0.08); display: none; }
	.nav-menu.show { display: flex; }
	.cards-grid, .articles-grid, .stats { grid-template-columns: 1fr; }
	.logo-wall { grid-template-columns: 1fr; }
	.gallery-grid { grid-template-columns: 1fr; }
	.lightbox-prev, .lightbox-next { display: none; }
}