/* © 2026 Mark Kats. SHD Project Bases landing. */

.bases-landing {
	--bases-accent: var(--l-positive);
	--bases-accent-rgb: var(--l-positive-rgb);
	--bases-line: rgba(var(--l-text-rgb), 0.15);
	--bases-soft: var(--l-text-soft);
	--bases-muted: var(--l-text-muted);
	background:
		radial-gradient(ellipse 76% 24% at 84% 0%, rgba(var(--bases-accent-rgb), 0.11), transparent 72%),
		linear-gradient(180deg, var(--l-bg) 0%, var(--l-deep-surface) 50%, var(--l-bg) 100%);
}

.bases-landing :where(#top, #benefits, #platform, #records, #model, #calculations, #views, #capabilities, #faq, #contact) {
	scroll-margin-top: 104px;
}
.bases-landing :where(h2, h3, p) {
	max-width: none;
}
.bases-landing .l-hero .l-kicker,
.bases-landing .l-contact .l-kicker,
.bases-eyebrow {
	color: var(--bases-accent);
}

.bases-hero {
	min-height: min(860px, calc(100svh - 12px));
	padding: clamp(138px, 12vw, 188px) 0 clamp(76px, 8vw, 112px);
	background:
		radial-gradient(circle at 76% 44%, rgba(var(--bases-accent-rgb), 0.14), transparent 34%),
		linear-gradient(135deg, rgba(var(--l-surface-soft-rgb), 0.42), transparent 58%);
	border-bottom: 1px solid var(--bases-line);
}
.bases-hero__inner {
	display: grid;
	grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
	align-items: center;
	gap: clamp(36px, 7vw, 104px);
}
.bases-hero__copy,
.bases-hero__visual {
	min-width: 0;
}
.bases-hero__copy {
	max-width: 650px;
}
.bases-hero h1 {
	max-width: 680px;
	margin: 0;
	font-size: clamp(42px, 5.7vw, 78px);
	letter-spacing: -0.055em;
	line-height: 0.97;
	text-transform: none;
}
.bases-hero .l-hero__lead {
	max-width: 570px;
	margin-top: 26px;
	font-size: clamp(15px, 1.35vw, 18px);
	line-height: 1.65;
}
.bases-hero__visual {
	margin: 0;
	padding: clamp(10px, 1.4vw, 20px);
	background: rgba(var(--l-surface-soft-rgb), 0.42);
	border: 1px solid rgba(var(--l-text-rgb), 0.2);
	border-radius: var(--l-radius-xl);
	box-shadow: var(--l-shadow-soft), inset 0 1px 0 rgba(var(--l-text-rgb), 0.09);
	transform: rotate(1.1deg);
}
.bases-hero__visual picture {
	display: block;
	overflow: hidden;
	border-radius: var(--l-radius-lg);
}
.bases-hero__visual img {
	display: block;
	width: 100%;
	height: auto;
	max-width: 100%;
	object-fit: contain;
}

.bases-section {
	position: relative;
	padding: clamp(86px, 8vw, 126px) 0;
	border-bottom: 1px solid var(--bases-line);
}
.bases-section:nth-of-type(2n) {
	background: linear-gradient(145deg, rgba(var(--bases-accent-rgb), 0.035), transparent 48%);
}
.bases-section-head {
	position: relative;
	z-index: 1;
	margin-bottom: 46px;
}
.bases-section-head h2 {
	letter-spacing: -0.045em;
	line-height: 1.02;
	text-transform: none;
}
.bases-section-head > p,
.bases-section-head--row > p {
	color: var(--bases-soft);
}
.bases-eyebrow,
.bases-ui-label,
.bases-note,
.bases-logic-flow__number,
.bases-model-grid__number {
	font-family: var(--l-font-mono);
	font-size: 10px;
	font-weight: 700;
	letter-spacing: 0.12em;
	line-height: 1.3;
	text-transform: uppercase;
}
.bases-eyebrow {
	margin: 0 0 16px;
}
.bases-ui-label {
	color: var(--bases-accent);
	font-size: 9px;
}
.bases-note {
	max-width: 760px;
	margin: 28px 0 0;
	color: var(--bases-muted);
	font-weight: 500;
	letter-spacing: 0.03em;
	text-transform: none;
}

.bases-benefits-grid,
.bases-views-grid,
.bases-capability-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 16px;
}
.bases-views-grid {
	grid-template-columns: repeat(4, minmax(0, 1fr));
}
.bases-capability-grid {
	grid-template-columns: repeat(4, minmax(0, 1fr));
}
.bases-card {
	min-width: 0;
	min-height: 194px;
	padding: 25px 22px;
	background: linear-gradient(145deg, rgba(var(--l-surface-soft-rgb), 0.76), rgba(var(--l-surface-rgb), 0.48));
	border: 1px solid var(--bases-line);
	border-radius: var(--l-radius-md);
	box-shadow: var(--l-shadow-soft), inset 0 1px 0 rgba(var(--l-text-rgb), 0.06);
	transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.28s ease, background 0.28s ease;
}
.bases-card:hover {
	transform: translateY(-4px);
	border-color: rgba(var(--bases-accent-rgb), 0.48);
	background: linear-gradient(145deg, rgba(var(--l-surface-hover-rgb), 0.84), rgba(var(--l-surface-rgb), 0.62));
}
.bases-card__icon {
	width: 34px;
	height: 34px;
	display: inline-grid;
	place-items: center;
	color: var(--bases-accent);
	border: 1px solid rgba(var(--bases-accent-rgb), 0.35);
	border-radius: 50%;
}
.bases-card__icon .shd-svg-icon {
	width: 16px;
	height: 16px;
}
.bases-card h3 {
	margin: 22px 0 10px;
	color: var(--l-text);
	font-size: 17px;
	font-weight: 600;
	letter-spacing: -0.02em;
	line-height: 1.15;
}
.bases-card p {
	margin: 0;
	color: var(--bases-muted);
	font-size: 12px;
	line-height: 1.6;
}

.bases-model-grid {
	display: grid;
	grid-template-columns: minmax(260px, 0.68fr) minmax(0, 1.32fr);
	gap: 28px;
	align-items: stretch;
}
.bases-model-grid__core {
	display: flex;
	flex-direction: column;
	justify-content: center;
	min-width: 0;
	padding: clamp(26px, 4vw, 48px);
	background: radial-gradient(circle at 20% 20%, rgba(var(--bases-accent-rgb), 0.2), transparent 54%), var(--l-deep-surface);
	border: 1px solid rgba(var(--bases-accent-rgb), 0.42);
	border-radius: var(--l-radius-xl);
	box-shadow: var(--l-shadow-soft);
}
.bases-model-grid__core strong {
	max-width: 360px;
	margin-top: 18px;
	color: var(--l-text);
	font-size: clamp(25px, 3vw, 42px);
	letter-spacing: -0.045em;
	line-height: 1.02;
}
.bases-model-grid__core p {
	max-width: 390px;
	margin: 18px 0 0;
	color: var(--bases-soft);
	font-size: 13px;
	line-height: 1.65;
}
.bases-model-grid__entities {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 12px;
	margin: 0;
	padding: 0;
	list-style: none;
}
.bases-model-grid__entities li {
	display: grid;
	grid-template-columns: 30px 24px minmax(0, 1fr);
	align-items: start;
	gap: 12px;
	min-width: 0;
	padding: 19px;
	background: rgba(var(--l-surface-soft-rgb), 0.52);
	border: 1px solid var(--bases-line);
	border-radius: var(--l-radius-md);
}
.bases-model-grid__entities li > span:nth-child(2) {
	width: 24px;
	height: 24px;
	display: grid;
	place-items: center;
	color: var(--bases-accent);
}
.bases-model-grid__entities li > span:nth-child(2) .shd-svg-icon {
	width: 18px;
	height: 18px;
}
.bases-model-grid__number {
	color: var(--bases-accent);
}
.bases-model-grid__entities strong {
	display: block;
	color: var(--l-text);
	font-size: 14px;
	font-weight: 600;
	line-height: 1.25;
}
.bases-model-grid__entities p {
	margin: 7px 0 0;
	color: var(--bases-muted);
	font-size: 11px;
	line-height: 1.5;
}

.bases-logic-flow {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 0;
	margin: 0;
	padding: 0;
	list-style: none;
	border-top: 1px solid rgba(var(--bases-accent-rgb), 0.58);
}
.bases-logic-flow li {
	position: relative;
	min-width: 0;
	min-height: 212px;
	padding: 20px 22px 22px 0;
	border-right: 1px solid var(--bases-line);
}
.bases-logic-flow li + li {
	padding-left: 22px;
}
.bases-logic-flow li:last-child {
	border-right: 0;
}
.bases-logic-flow__number {
	color: var(--bases-accent);
}
.bases-logic-flow__icon {
	width: 31px;
	height: 31px;
	display: grid;
	place-items: center;
	margin-top: 22px;
	color: var(--bases-accent);
	border: 1px solid rgba(var(--bases-accent-rgb), 0.34);
	border-radius: 50%;
}
.bases-logic-flow__icon .shd-svg-icon {
	width: 15px;
	height: 15px;
}
.bases-logic-flow strong {
	display: block;
	margin-top: 18px;
	color: var(--l-text);
	font-size: 15px;
	font-weight: 600;
	line-height: 1.25;
}
.bases-logic-flow p {
	margin: 8px 0 0;
	color: var(--bases-muted);
	font-size: 11px;
	line-height: 1.55;
}

@media (max-width: 1080px) {
	.bases-hero__inner,
	.bases-model-grid {
		grid-template-columns: 1fr;
	}
	.bases-hero__copy {
		max-width: 760px;
	}
	.bases-hero__visual {
		max-width: 820px;
		justify-self: center;
		transform: none;
	}
	.bases-benefits-grid,
	.bases-capability-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
	.bases-views-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (max-width: 820px) {
	.bases-hero {
		min-height: auto;
		padding-top: 126px;
	}
	.bases-hero h1 {
		font-size: clamp(39px, 9vw, 62px);
	}
	.bases-model-grid__entities {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
	.bases-logic-flow {
		grid-template-columns: repeat(2, minmax(0, 1fr));
		gap: 0 18px;
		border-top: 0;
	}
	.bases-logic-flow li,
	.bases-logic-flow li + li {
		padding: 20px 0;
		border-top: 1px solid var(--bases-line);
		border-right: 0;
	}
	.bases-logic-flow li:nth-child(odd) {
		padding-right: 18px;
		border-right: 1px solid var(--bases-line);
	}
	.bases-logic-flow li:nth-child(even) {
		padding-left: 18px;
	}
}

@media (max-width: 560px) {
	.bases-section {
		padding: 76px 0;
	}
	.bases-benefits-grid,
	.bases-views-grid,
	.bases-capability-grid,
	.bases-model-grid__entities,
	.bases-logic-flow {
		grid-template-columns: 1fr;
	}
	.bases-logic-flow li:nth-child(odd),
	.bases-logic-flow li:nth-child(even),
	.bases-logic-flow li + li {
		padding: 18px 0;
		border-right: 0;
	}
	.bases-card {
		min-height: 0;
	}
	.bases-hero .l-actions .l-button {
		width: 100%;
	}
}