/* Базовые переменные */
:root {
	--bg: #030816;
	--bg-2: #081029;
	--glass: rgba(255, 255, 255, 0.08);
	--text: #e6ecff;
	--muted: #a8b3d1;
	--primary: #4aa4ff;
	--primary-600: #2a87ee;
	--accent-vr: #00b894; /* зелёный */
	--accent-lt: #9b59b6; /* фиолетовый */
	--card: rgba(255,255,255,0.06);
	--border: rgba(255,255,255,0.1);
	--shadow: 0 10px 30px rgba(0,0,0,0.35);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
	margin: 0;
	font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Arial, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol';
	color: var(--text);
	background: var(--bg);
	overflow-x: hidden;
}
img, iframe, video { max-width: 100%; }

/* Фон: сетка точек и рёбер */
#bg-canvas {
	position: fixed;
	inset: 0;
	z-index: -1;
	background: radial-gradient(1200px 800px at 10% 10%, #08122d, var(--bg));
}

/* Контейнер и секции */
.container { width: min(1200px, 92%); margin: 0 auto; }
.section { padding: 80px 0; }
#main-content { padding-top: 96px; }
.section-title { font-size: 32px; line-height: 1.2; margin: 0 0 28px; font-weight: 800; }
.muted { color: var(--muted); }

[hidden] { display: none !important; }

/* Стеклянный закреплённый баннер */
.site-header {
	position: fixed;
	top: 16px;
	left: 0;
	right: 0;
	z-index: 1000;
}
.header-inner {
	backdrop-filter: saturate(140%) blur(10px);
	background: linear-gradient(180deg, rgba(255,255,255,0.14), rgba(255,255,255,0.06));
	border: 1px solid var(--border);
	box-shadow: var(--shadow);
	border-radius: 16px;
	padding: 10px 16px;
	display: grid;
	grid-template-columns: auto 1fr auto auto;
	align-items: center;
	gap: 14px;
	pointer-events: auto;
}
.logo { display: inline-flex; gap: 10px; align-items: center; text-decoration: none; color: var(--text); font-weight: 700; }
.logo-mark { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 10px; background: linear-gradient(135deg, var(--primary), var(--primary-600)); font-weight: 800; }
.logo-text { opacity: 0.9; }

.main-nav { display: flex; gap: 18px; align-items: center; justify-content: center; }
.main-nav a { color: var(--text); text-decoration: none; opacity: 0.9; transition: opacity .2s ease; }
.main-nav a:hover { opacity: 1; }

.header-cta { display: flex; align-items: center; gap: 12px; }
.header-cta .phone { color: var(--text); text-decoration: none; font-weight: 600; }

.burger { display: none; width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--border); background: var(--glass); color: var(--text); }
.burger span { display: block; width: 20px; height: 2px; margin: 5px auto; background: var(--text); }

.mobile-nav { backdrop-filter: blur(8px); background: var(--glass); border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow); padding: 12px; display: none; gap: 8px; margin: 8px 16px 0; }
.mobile-nav a { color: var(--text); text-decoration: none; padding: 10px 8px; border-radius: 8px; }

/* Первый экран в стиле anvio */
.hero-inner { display: grid; grid-template-columns: 1.2fr .8fr; align-items: center; gap: 28px; }
.hero .eyebrow { letter-spacing: .12em; color: var(--muted); font-size: 12px; text-transform: uppercase; margin: 0 0 8px; }
.hero h1 { margin: 0 0 12px; font-size: 42px; line-height: 1.1; }
.hero .sub { margin: 0 0 18px; font-size: 18px; color: var(--muted); }

.facts { display: grid; grid-auto-flow: column; gap: 14px; padding: 0; margin: 16px 0 0; list-style: none; color: var(--muted); font-size: clamp(12px, 1.1vw, 14px); }
.facts li { white-space: nowrap; }

.hero-media { position: relative; min-height: 280px; }
.ph { border-radius: 14px; border: 1px solid var(--border); background: var(--card); box-shadow: var(--shadow); }
.ph-vr { background: linear-gradient(135deg, rgba(0,184,148,0.25), rgba(0,184,148,0.08)); min-height: 160px; }
.ph-lt { background: linear-gradient(135deg, rgba(155,89,182,0.25), rgba(155,89,182,0.08)); min-height: 160px; }
.hero-media .ph + .ph { margin-top: 12px; }
.ph-scheme { min-height: 420px; background: linear-gradient(180deg, rgba(74,164,255,0.15), rgba(74,164,255,0.05)); }

/* Карточки и сетки */
.card { padding: 18px; border-radius: 14px; border: 1px solid var(--border); background: var(--card); box-shadow: var(--shadow); }
.card-link { display: grid; gap: 8px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.review-widget { border: 1px solid var(--border); border-radius: 14px; overflow: hidden; background: var(--card); box-shadow: var(--shadow); min-height: 360px; }
.review-widget iframe { width: 100%; height: 560px; display: block; }

/* Цены */
.price-card { padding: 20px; border-radius: 16px; border: 1px solid var(--border); background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.04)); box-shadow: var(--shadow); display: grid; gap: 10px; }
.price-card .price { font-size: 28px; font-weight: 800; }
.features { list-style: none; padding: 0; margin: 0; color: var(--muted); display: grid; gap: 6px; }
.prices-nested { list-style: none; padding: 0; margin: 0 0 6px; color: var(--text); display: grid; gap: 4px; }

/* Галерея */
.carousel { position: relative; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 10px; }
/* сделать блок камер чуть уже */
/* .section.video .container { width: min(1200px, 90%); } */
.carousel.thin { max-width: 560px; }
.galleries-compact { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; align-items: start; }
.carousel-viewport { overflow: hidden; border-radius: 16px; border: 1px solid var(--border); box-shadow: var(--shadow); }
.carousel-track { display: grid; grid-auto-flow: column; grid-auto-columns: 100%; transition: transform .45s ease; }
.slide { height: clamp(220px, 45vw, 520px); }
.carousel-btn { width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--border); background: var(--glass); color: var(--text); font-size: 24px; display: grid; place-items: center; box-shadow: var(--shadow); }
.carousel-btn:hover { filter: brightness(1.1); }

.video-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.video-frame { border: 1px solid var(--border); border-radius: 14px; overflow: hidden; box-shadow: var(--shadow); background: var(--card); }
.video-frame iframe { width: 100%; height: 100%; display: block; }

/* Контакты */
.contacts-inner { display: grid; grid-template-columns: 1fr 1.2fr; gap: 28px; }
.map-wrap { border-radius: 16px; overflow: hidden; border: 1px solid var(--border); box-shadow: var(--shadow); }
.map-wrap iframe { width: 100%; height: 420px; display: block; }

/* Подвал */
.site-footer { padding: 40px 0 60px; color: var(--muted); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.footer-nav a { color: var(--muted); text-decoration: none; margin-left: 12px; }

/* Кнопки */
.btn { appearance: none; border: none; border-radius: 12px; padding: 12px 16px; font-weight: 700; cursor: pointer; }
.btn-primary { color: #001024; background: linear-gradient(135deg, var(--primary), var(--primary-600)); box-shadow: var(--shadow); }
.btn-primary:hover { filter: brightness(1.05); }
.btn-secondary { color: var(--text); background: transparent; border: 1px solid var(--border); text-decoration: none; }
.btn-tertiary { color: var(--text); background: transparent; border: 1px dashed var(--border); text-decoration: none; padding: 10px 12px; border-radius: 10px; display: inline-block; }

/* Offcanvas справа на пол-экрана */
.offcanvas { position: fixed; inset: 0; display: grid; justify-content: end; align-items: stretch; background: rgba(0,0,0,0.4); opacity: 0; visibility: hidden; transition: .25s ease; z-index: 2000; }
.offcanvas.is-open { opacity: 1; visibility: visible; }
.offcanvas__panel { width: min(640px, 50vw); height: 100%; background: linear-gradient(180deg, rgba(255,255,255,0.12), rgba(255,255,255,0.06)); border-left: 1px solid var(--border); box-shadow: var(--shadow); backdrop-filter: blur(8px); display: grid; grid-template-rows: auto 1fr; }
.offcanvas__close { place-self: start end; margin: 10px; width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--border); background: var(--glass); color: var(--text); }
.offcanvas__content { padding: 18px; }

/* Адаптив */
@media (max-width: 1200px) {
	.galleries-compact { grid-template-columns: 1fr; }
}

/* Мобильный контейнер немного шире по визуалу, как у камер */
@media (max-width: 720px) {
	/* откат */
	/* .container { width: 100%; padding-left: 2%; padding-right: 2%; } */
}
@media (max-width: 1024px) {
	.hero-inner { grid-template-columns: 1fr; }
	.facts { grid-auto-flow: row; grid-template-columns: repeat(2, 1fr); }
	.grid-4 { grid-template-columns: repeat(2, 1fr); }
	.video-grid { grid-template-columns: repeat(2, 1fr); }
	.video-frame { min-height: 320px; }
	.review-widget iframe { height: 480px; }
	.slide { height: clamp(340px, 90vw, 720px); }
}
/* Dev auth overlay */
.auth-overlay { position: fixed; inset: 0; display: grid; place-items: center; background: rgba(0,0,0,0.55); z-index: 3000; }
.auth-card { width: min(420px, 92%); padding: 18px; border-radius: 14px; border: 1px solid var(--border); background: linear-gradient(180deg, rgba(255,255,255,0.12), rgba(255,255,255,0.06)); box-shadow: var(--shadow); display: grid; gap: 10px; }
.auth-card h3 { margin: 0; }
.auth-row { display: grid; gap: 8px; }
.auth-row input { width: 100%; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--border); background: var(--glass); color: var(--text); }
.auth-actions { display: flex; justify-content: flex-end; }
body.auth-required header, body.auth-required #main-content, body.auth-required footer { filter: blur(6px) brightness(0.85); pointer-events: none; }

@media (max-width: 720px) {
	.facts { grid-auto-flow: row; grid-template-columns: 1fr; gap: 8px; font-size: 13px; }
	.facts li { white-space: normal; }

	.header-inner { grid-template-columns: auto 1fr auto; }
	.main-nav { display: none; }
	.burger { display: inline-block; }
	.section { padding: 56px 0; }
	.hero h1 { font-size: 32px; }
	.grid-3 { grid-template-columns: 1fr; }
	.grid-2 { grid-template-columns: 1fr; }
	.grid-4 { grid-template-columns: 1fr; }
	.video-grid { grid-template-columns: 1fr; }
	.video-frame { min-height: 220px; }
	.review-widget iframe { height: 420px; }
	.contacts-inner { grid-template-columns: 1fr; }
	.offcanvas__panel { width: 100vw; }
	.mobile-nav:not([hidden]) { display: grid; }
	.header-cta .btn { display: none; }
	.header-cta .phone { white-space: nowrap; }
	.carousel { grid-template-columns: 1fr; }
	.carousel-btn.prev, .carousel-btn.next { position: absolute; top: 50%; transform: translateY(-50%); z-index: 2; }
	.carousel-btn.prev { left: 8px; }
	.carousel-btn.next { right: 8px; }
}

/* Экран <= 420px: ужимаем шапку, скрываем длинные элементы */
/* откат узкого брейкпоинта 420px */
/*@media (max-width: 420px) {
	.header-inner { width: calc(100% - 12px); margin: 0 6px; grid-template-columns: auto auto; gap: 10px; }
	.logo-text { display: none; }
	.header-cta .phone { display: none; }
	.section-title { font-size: 22px; }
	.carousel-btn { width: 36px; height: 36px; }
}*/

/* Desktop: фиксированное соотношение сторон у камер */
@media (min-width: 1025px) {
	.video-frame { aspect-ratio: 16/9; }
}

/* Узкие телефоны: ~10% уменьшение размеров */
@media (max-width: 400px) {
	html { font-size: 90%; }
	.section { padding: 48px 0; }
	.header-inner { padding: 8px 12px; gap: 10px; }
	.logo-mark { width: 32px; height: 32px; }
	.hero h1 { font-size: 28px; }
	.section-title { font-size: 28px; }
	.btn { padding: 10px 14px; border-radius: 10px; }
	.carousel-btn { width: 36px; height: 36px; }
	.price-card .price { font-size: 24px; }
}