/* =============================================================
   Murlikrishna Minerals — 2026 competitive visual layer
   Stone, ink, copper. Clean industrial, conversion-first.
   ============================================================= */

:root {
	--mkm-ink: #12171c;
	--mkm-stone: #f3eee6;
	--mkm-paper: #fbf8f3;
	--mkm-line: rgba(27, 42, 50, 0.12);
	--mkm-font-head: 'Fraunces', 'Noto Sans Devanagari', Georgia, serif;
	--mkm-font-body: 'Inter', 'Noto Sans Devanagari', 'Noto Sans Telugu', system-ui, sans-serif;
	--mkm-radius: 14px;
	--mkm-radius-lg: 22px;
	--mkm-container: 1180px;
}

html { scroll-behavior: smooth; }
body.mkm-theme {
	font-family: var(--mkm-font-body);
	background: var(--mkm-paper);
	color: var(--mkm-ink);
}
h1, h2, h3, h4, h5, h6,
.hero-title, .section-title, .site-title, .product-size {
	font-family: var(--mkm-font-head);
	letter-spacing: -0.03em;
}

.mkm-section { padding: 88px 0; }
.section-eyebrow {
	letter-spacing: 0.16em;
	font-size: 0.72rem;
	color: var(--mkm-accent);
}
.section-title::after { width: 42px; height: 2px; border-radius: 0; }

/* Top bar */
.topbar {
	background: #0e1317;
	font-size: 0.82rem;
	letter-spacing: 0.02em;
}
.site-header,
.site-header.sticky {
	background: rgba(18, 23, 28, 0.92) !important;
	backdrop-filter: blur(16px);
	border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.site-text,
.site-kicker,
.header-csr { display: none !important; }
.site-branding { gap: 0; }
.default-logo,
.custom-logo-wrap { line-height: 0; }
.site-logo,
.custom-logo-wrap img,
.custom-logo {
	height: 78px !important;
	width: 78px !important;
	object-fit: cover;
	border-radius: 50%;
	background: #000;
	box-shadow: 0 0 0 2px rgba(196, 120, 74, 0.7);
}
.nav-menu > li > a {
	font-size: 0.86rem;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	font-weight: 500;
}

.btn {
	border-radius: 999px;
	padding: 12px 22px;
}
.btn-secondary {
	color: #fff;
	border-color: rgba(255, 255, 255, 0.55);
}
.hero-actions .btn-secondary:hover {
	background: #fff;
	color: var(--mkm-ink);
}

/* Hero */
.hero-section {
	min-height: 92vh;
	background: #16120f;
}
.hero-slide {
	background-color: #1c1712;
	background-image:
		linear-gradient(180deg, rgba(12, 14, 16, 0.35), rgba(12, 14, 16, 0.72)),
		radial-gradient(1200px 500px at 70% 20%, rgba(196, 120, 74, 0.28), transparent 55%),
		linear-gradient(160deg, #2a241c 0%, #121417 48%, #0b0d10 100%);
	background-size: cover;
}
.hero-overlay {
	background: linear-gradient(90deg, rgba(10, 12, 14, 0.78) 0%, rgba(10, 12, 14, 0.35) 58%, rgba(10, 12, 14, 0.55) 100%);
}
.hero-title {
	font-weight: 650;
	font-size: clamp(2.4rem, 6vw, 4.6rem);
	line-height: 1.05;
	max-width: 14ch;
}
.hero-subtitle {
	max-width: 42rem;
	font-size: 1.08rem;
	color: rgba(255, 255, 255, 0.82);
}
.hero-badge {
	background: rgba(255, 255, 255, 0.08);
	border: 1px solid rgba(255, 255, 255, 0.12);
	backdrop-filter: blur(10px);
	border-radius: 14px;
}

/* About + stats */
.about-image-wrap {
	border-radius: 22px;
	overflow: hidden;
	min-height: 420px;
	background:
		linear-gradient(180deg, rgba(27, 42, 50, 0.08), rgba(27, 42, 50, 0.35)),
		repeating-linear-gradient(135deg, #d9cfc0 0 12px, #cfc3b0 12px 24px);
}
.about-image-badge { background: var(--mkm-ink); }
.stats-grid {
	margin-top: 48px;
	background: var(--mkm-ink);
	border-radius: 18px;
	padding: 8px 0;
}
.stat-card { border-right-color: rgba(255, 255, 255, 0.12); }
.stat-value { color: #f6efe4; }
.stat-label { color: rgba(246, 239, 228, 0.7); }

/* Services */
.services-section { background: var(--mkm-stone); }
.service-card {
	border: 1px solid var(--mkm-line);
	border-radius: 18px;
	box-shadow: none;
	background: #fff;
}
.service-card:hover {
	transform: translateY(-6px);
	box-shadow: 0 18px 40px rgba(18, 23, 28, 0.1);
}

/* Products */
.products-section { background: var(--mkm-paper); }
.product-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 18px;
}
.product-card {
	background: #fff;
	border: 1px solid var(--mkm-line);
	border-radius: 18px;
	padding: 22px 20px 20px;
	min-height: 210px;
	display: flex;
	flex-direction: column;
}
.product-size {
	display: block;
	font-size: 1.45rem;
	color: var(--mkm-accent);
	margin-bottom: 8px;
}
.product-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.product-card p { font-size: 0.9rem; color: #5b6168; flex: 1; }
.product-cta {
	font-size: 0.8rem;
	font-weight: 600;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--mkm-ink);
}
.product-cta:hover { color: var(--mkm-accent); }

/* Terms */
.terms-section { background: var(--mkm-ink); color: #f6efe4; }
.terms-section .section-title,
.terms-section .section-sub { color: #f6efe4; }
.terms-section .section-sub { opacity: 0.78; }
.terms-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 18px;
}
.term-card {
	border: 1px solid rgba(255, 255, 255, 0.12);
	border-radius: 18px;
	padding: 28px 24px;
	background: rgba(255, 255, 255, 0.04);
}
.term-kicker {
	display: block;
	font-size: 0.72rem;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--mkm-accent);
	margin-bottom: 10px;
}
.term-card strong {
	display: block;
	font-size: 1.45rem;
	color: #fff;
	margin-bottom: 10px;
	font-family: var(--mkm-font-head);
}
.term-card p { color: rgba(246, 239, 228, 0.75); margin: 0; }
.terms-cta { text-align: center; margin-top: 36px; }

/* Location / map */
.location-section { padding-bottom: 0; background: var(--mkm-stone); }
.location-intro {
	max-width: 720px;
	margin-bottom: 36px;
}
.location-facts {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 10px 24px;
	margin: 22px 0 26px;
}
.location-facts li { font-size: 0.95rem; color: #4b5258; }
.location-facts strong { display: block; color: var(--mkm-ink); font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; }
.location-map-bleed {
	width: 100%;
	overflow: hidden;
	border-top: 1px solid var(--mkm-line);
}
.location-map-bleed iframe {
	display: block;
	width: 100%;
	min-height: 460px;
	filter: grayscale(0.15) contrast(1.05);
}

/* FAQ */
.faq-section { background: #fff; }
.faq-list { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: 10px; }
.faq-item {
	border: 1px solid var(--mkm-line);
	border-radius: 14px;
	padding: 16px 20px;
	background: var(--mkm-paper);
}
.faq-item summary {
	cursor: pointer;
	font-weight: 650;
	font-family: var(--mkm-font-head);
	font-size: 1.08rem;
}
.faq-item p { margin: 12px 0 4px; }

/* Contact */
.contact-section { background: var(--mkm-stone); }
.contact-form-wrap {
	border: 1px solid var(--mkm-line);
	box-shadow: 0 20px 50px rgba(18, 23, 28, 0.08);
}
.contact-icon { background: var(--mkm-ink); border-radius: 12px; }
.footer-emails { display: flex; flex-direction: column; gap: 4px; }
.footer-emails a { color: rgba(255, 255, 255, 0.82); }
.footer-emails a:hover { color: var(--mkm-accent); }

.site-footer { background: #0e1317; }

.whatsapp-float {
	position: fixed;
	right: 22px;
	bottom: 22px;
	z-index: 40;
	display: inline-flex;
	align-items: center;
	gap: 8px;
	background: #25d366;
	color: #fff !important;
	padding: 12px 16px;
	border-radius: 999px;
	font-weight: 600;
	box-shadow: 0 12px 30px rgba(37, 211, 102, 0.35);
}
.whatsapp-float:hover { color: #fff !important; transform: translateY(-2px); }
.back-to-top { right: 22px; bottom: 78px; }

/* Header CSR chip */
.main-navigation { gap: 10px; flex-wrap: nowrap; }
.header-csr {
	display: inline-flex;
	flex-direction: column;
	align-items: flex-start;
	gap: 1px;
	margin-right: 12px;
	padding: 7px 12px;
	border-radius: 999px;
	border: 1px solid rgba(196, 120, 74, 0.45);
	background: rgba(196, 120, 74, 0.16);
	color: #f6efe4 !important;
	font-size: 0.72rem;
	font-weight: 700;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	line-height: 1.2;
	white-space: nowrap;
}
.header-csr span {
	font-size: 0.62rem;
	letter-spacing: 0.04em;
	text-transform: none;
	font-weight: 500;
	opacity: 0.88;
}
.menu-csr .sub-menu {
	min-width: 240px;
	padding: 8px 0;
	border-radius: 12px;
	border: 1px solid rgba(255,255,255,0.08);
	background: #161c21;
	box-shadow: 0 16px 36px rgba(0,0,0,.28);
}
.menu-csr .sub-menu a {
	color: #f3eee6;
	font-size: 0.86rem;
	text-transform: none;
	letter-spacing: 0;
	padding: 10px 16px;
}
.menu-csr .sub-menu a:hover {
	background: rgba(196, 120, 74, 0.18);
	color: #fff;
}
.csr-card-meta {
	padding: 0 16px 6px;
	font-size: 0.75rem;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--mkm-accent);
	font-weight: 600;
}
.plant-video {
	width: 100%;
	max-height: 520px;
	border-radius: 16px;
	background: #111;
	display: block;
	object-fit: cover;
}

/* CSR homepage */
.csr-section { background: #fff; }
.csr-head {
	display: flex;
	justify-content: space-between;
	align-items: flex-end;
	gap: 24px;
	margin-bottom: 36px;
}
.csr-head .section-title { text-align: left; max-width: 22ch; }
.csr-head .section-title::after { left: 0; transform: none; }
.csr-head .section-sub { max-width: 46rem; }
.csr-media {
	display: grid;
	grid-template-columns: 1.4fr 1fr;
	gap: 18px;
	margin-bottom: 28px;
}
.csr-video,
.env-crusher-video {
	width: 100%;
	border-radius: 18px;
	background: #111;
	display: block;
	max-height: 460px;
	object-fit: cover;
}
.csr-still {
	margin: 0;
	border-radius: 18px;
	overflow: hidden;
	background: var(--mkm-stone);
}
.csr-still img { width: 100%; height: 100%; object-fit: cover; min-height: 280px; }
.csr-still figcaption {
	padding: 12px 16px 16px;
	font-size: 0.88rem;
	color: #5b6168;
}
.csr-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 16px;
}
.csr-card {
	border: 1px solid var(--mkm-line);
	border-radius: 16px;
	overflow: hidden;
	background: var(--mkm-paper);
}
.csr-card-photo {
	height: 140px;
	background-size: cover;
	background-position: center;
}
.csr-card h3 { padding: 14px 16px 4px; font-size: 1.05rem; }
.csr-card p { padding: 0 16px 16px; font-size: 0.9rem; color: #5b6168; }

/* Environment page */
.env-page { background: var(--mkm-paper); }
.env-hero {
	position: relative;
	min-height: 62vh;
	overflow: hidden;
	background: #12171c;
}
.env-hero img {
	width: 100%;
	height: 62vh;
	object-fit: cover;
	display: block;
	filter: brightness(0.62);
}
.env-hero-copy {
	position: absolute;
	inset: 0;
	display: flex;
	align-items: flex-end;
	padding: 48px 0 56px;
	color: #f6efe4;
}
.env-hero-copy h1 {
	font-size: clamp(2rem, 5vw, 3.6rem);
	max-width: 16ch;
	color: #f6efe4;
	margin: 10px 0 12px;
}
.env-hero-copy p { max-width: 40rem; color: rgba(246, 239, 228, 0.86); }
.env-intro-grid {
	display: grid;
	grid-template-columns: 1.1fr 0.9fr;
	gap: 40px;
	align-items: center;
}
.env-intro-photo { margin: 0; border-radius: 20px; overflow: hidden; }
.env-intro-photo img { width: 100%; height: 100%; object-fit: cover; min-height: 320px; }
.env-commit { background: var(--mkm-stone); }
.env-commit-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 16px;
}
.env-commit-grid article {
	background: #fff;
	border-radius: 16px;
	overflow: hidden;
	border: 1px solid var(--mkm-line);
}
.env-commit-grid img { width: 100%; height: 160px; object-fit: cover; }
.env-commit-grid h3 { padding: 14px 16px 6px; font-size: 1.05rem; }
.env-commit-grid p { padding: 0 16px 16px; font-size: 0.9rem; }
.env-eco { background: var(--mkm-paper); }
.eco-flow {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 16px;
}
.eco-step { background: #fff; border: 1px solid var(--mkm-line); border-radius: 16px; overflow: hidden; }
.eco-photo {
	height: 150px;
	background-size: cover;
	background-position: center;
	position: relative;
}
.eco-photo span {
	position: absolute;
	left: 10px;
	bottom: 10px;
	background: var(--mkm-ink);
	color: #f6efe4;
	font-size: 0.72rem;
	letter-spacing: 0.12em;
	padding: 4px 8px;
	border-radius: 999px;
}
.eco-step h3 { padding: 14px 14px 4px; font-size: 1.02rem; }
.eco-step p { padding: 0 14px 16px; font-size: 0.88rem; color: #5b6168; }
.env-film {
	background: var(--mkm-ink);
	color: #f6efe4;
}
.env-film .section-title { color: #f6efe4; }
.env-film-note { text-align: center; opacity: 0.75; margin-top: 12px; }
.env-film-cta { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; margin-top: 22px; }

@media (max-width: 1024px) {
	.csr-grid, .env-commit-grid, .eco-flow { grid-template-columns: repeat(2, 1fr); }
	.csr-media, .env-intro-grid { grid-template-columns: 1fr; }
	.csr-head { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 768px) {
	.header-csr span { display: none; }
	.csr-grid, .env-commit-grid, .eco-flow { grid-template-columns: 1fr; }
	.env-hero img { height: 52vh; }
	.menu-csr > .sub-menu {
		display: none;
		position: static;
		opacity: 1;
		visibility: visible;
		transform: none;
		box-shadow: none;
		background: rgba(0,0,0,.2);
	}
	.menu-csr.is-open > .sub-menu { display: block; }
}

[data-reveal] {
	opacity: 0;
	transform: translateY(18px);
	transition: opacity 0.7s ease, transform 0.7s ease;
}
[data-reveal].is-revealed {
	opacity: 1;
	transform: none;
}

@media (max-width: 1024px) {
	.product-grid { grid-template-columns: repeat(2, 1fr); }
	.terms-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
	.product-grid, .location-facts { grid-template-columns: 1fr; }
	.hero-section { min-height: 78vh; }
	.whatsapp-float span { display: none; }
	.whatsapp-float { right: 16px; bottom: 16px; padding: 12px; }
}