@import url('https://fonts.googleapis.com/css2?family=Source+Sans+Pro:wght@300;400;600&display=swap');

/* Sirith Space branding and Story-inspired layouts for Believe pages only. */
:root {
	--ink: #090e12;
	--navy: #101923;
	--paper: #f2f4f4;
	--white: #ffffff;
	--muted: #bbc5ce;
	--line: rgba(255, 255, 255, 0.32);
	--page-gutter: clamp(1.5rem, 6vw, 7rem);
	color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 6rem; }
body { margin: 0; background: var(--ink); color: var(--white); font-family: 'Source Sans Pro', Arial, sans-serif; font-size: 1.125rem; font-weight: 300; line-height: 1.7; }
a { color: inherit; text-underline-offset: 0.25em; }
a, button { -webkit-tap-highlight-color: transparent; }
a:focus-visible, button:focus-visible { outline: 2px solid currentColor; outline-offset: 5px; }
img { display: block; max-width: 100%; }
button { font: inherit; }
h1, h2, p { margin: 0; }
h1, h2 { font-weight: 300; line-height: 1.12; }
h1 { font-size: clamp(2.65rem, 4.7vw, 5.5rem); letter-spacing: -0.035em; }
h2 { font-size: clamp(2.3rem, 3.6vw, 4rem); letter-spacing: -0.025em; }
p + p { margin-top: 1.25rem; }
strong { font-weight: 600; }
[hidden] { display: none !important; }
.skip-link { position: fixed; z-index: 10; top: 0.75rem; left: 1rem; padding: 0.5rem 1rem; background: var(--white); color: var(--ink); transform: translateY(-180%); }
.skip-link:focus { transform: translateY(0); }
.eyebrow { margin-bottom: 1.5rem; font-size: 0.75rem; font-weight: 600; letter-spacing: 0.22em; text-transform: uppercase; }

/* The same masthead and footer appear on every content page. */
.site-header { min-height: 5.5rem; display: flex; align-items: center; justify-content: space-between; gap: 2rem; padding: 0.5rem var(--page-gutter); border-bottom: 1px solid var(--line); background: var(--ink); }
.brand { display: flex; align-items: center; gap: 0.8rem; flex-shrink: 0; text-decoration: none; }
.brand img { width: 3.5rem; height: 3.5rem; object-fit: contain; }
.brand span { font-size: 0.85rem; font-weight: 400; text-transform: uppercase; letter-spacing: 0.2em; }
.site-nav { display: flex; flex-wrap: wrap; gap: 0.75rem 2rem; }
.site-nav a, .footer-nav a { display: inline-flex; align-items: center; min-height: 2.75rem; font-size: 0.75rem; font-weight: 400; letter-spacing: 0.12em; text-transform: uppercase; text-decoration: none; border-bottom: 1px solid transparent; }
.site-nav a:hover, .site-nav a[aria-current='page'], .footer-nav a:hover { border-bottom-color: currentColor; }
.footer-nav { display: flex; gap: 2rem; }
.site-footer { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1.5rem 3rem; padding: 2.5rem var(--page-gutter); border-top: 1px solid var(--line); }
.site-footer p { font-size: 0.75rem; color: var(--muted); }
.site-footer p + p { margin-top: 0.25rem; }

/* Split banner, followed by alternating image and text spotlights. */
.banner { display: grid; grid-template-columns: 1fr 1fr; min-height: calc(100svh - 5.5rem); background: var(--navy); }
.banner-content { display: flex; flex-direction: column; justify-content: center; align-items: flex-start; padding: clamp(3rem, 6vw, 7rem) var(--page-gutter); }
.banner h1 { max-width: 10.5em; }
.banner-media { position: relative; min-width: 0; overflow: hidden; background: var(--ink); }
.banner-media > img, .banner-media > video { width: 100%; height: 100%; position: absolute; inset: 0; object-fit: cover; object-position: 65% center; }
.banner-media > video { opacity: 0; transition: opacity 0.6s; }
.banner-media > video.is-playing { opacity: 1; }
.video-toggle { position: absolute; z-index: 1; right: 1.5rem; bottom: 1.5rem; padding: 0.5rem 1rem; border: 1px solid var(--line); border-radius: 2rem; background: rgba(9, 14, 18, 0.8); color: var(--white); font-size: 0.75rem; cursor: pointer; }
.video-toggle:hover { background: var(--ink); }
.hero-links { width: min(100%, 25rem); margin-top: 3rem; }
.section-nav, .perspectives { display: grid; border: 1px solid var(--white); border-radius: 4px; }
.section-nav { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.section-nav a, .perspectives a, .perspectives span { display: flex; align-items: center; justify-content: center; min-height: 3.25rem; padding: 0.75rem 0.5rem; font-size: 0.72rem; font-weight: 400; letter-spacing: 0.14em; text-transform: uppercase; text-decoration: none; }
.section-nav a + a { border-left: 1px solid var(--white); }
.section-nav a:hover, .perspectives a:hover { background: rgba(255, 255, 255, 0.1); }
.perspectives { position: relative; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 2.5rem; }
.perspectives::before { content: ''; position: absolute; width: 1px; height: calc(2.5rem + 1px); left: 50%; bottom: 100%; background: var(--white); }
.perspectives > :nth-child(2) { border-left: 1px solid var(--white); }
.spotlight { display: grid; grid-template-columns: 0.85fr 1.15fr; min-height: 38rem; background: var(--paper); color: var(--navy); }
.spotlight-content { display: flex; flex-direction: column; justify-content: center; align-items: flex-start; padding: clamp(3rem, 6vw, 6rem) var(--page-gutter); }
.spotlight-content h2 { margin-bottom: 2rem; }
.spotlight-content p { max-width: 38rem; }
.spotlight-media { position: relative; min-width: 0; }
.spotlight-media img { width: 100%; height: 100%; position: absolute; inset: 0; object-fit: cover; }
.spotlight--reverse { grid-template-columns: 1.15fr 0.85fr; background: var(--navy); color: var(--white); }
.spotlight--reverse .spotlight-media { order: 2; }
.spotlight--reverse .spotlight-content { order: 1; }
.spotlight--reverse .spotlight-media img { object-position: 58% center; }
.text-link { display: inline-flex; align-items: center; gap: 1.25rem; margin-top: 2rem; font-size: 0.8rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; text-decoration: none; padding-bottom: 0.5rem; border-bottom: 1px solid currentColor; }
.text-link span { transition: transform 0.2s; }
.text-link:hover span { transform: translateX(0.25rem); }
.contact-section { padding: clamp(4rem, 9vw, 9rem) var(--page-gutter); text-align: center; }
.contact-section h2 { margin-bottom: 1.5rem; }
.contact-section .text-link { font-size: 0.9rem; }
.banner--believe .banner-content { min-height: 36rem; }
.banner--believe h1 { font-size: clamp(4rem, 7vw, 8rem); }
.banner--believe .banner-media img { object-position: 62% center; }
.banner--document h1 { font-size: clamp(2.7rem, 5vw, 6rem); overflow-wrap: anywhere; }

/* The One Page overview is based on the Sirith Space cheat sheet. */
.banner--one-page h1 { font-size: clamp(2.8rem, 4.6vw, 5.5rem); max-width: 11em; }
.banner-intro { margin-top: 2rem; max-width: 32rem; font-size: 1.15rem; }
.banner-statement { font-weight: 600; }
.overview { padding: clamp(4rem, 7vw, 8rem) var(--page-gutter); background: var(--paper); color: var(--navy); }
.overview-header { max-width: 48rem; margin-bottom: 4rem; }
.overview-header h2 { font-size: clamp(2.8rem, 4.5vw, 5rem); margin-bottom: 1.5rem; }
.overview-header > p:last-child { max-width: 38rem; font-size: 1.25rem; }
.overview-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(3rem, 6vw, 7rem); align-items: start; }
.overview-point + .overview-point { border-top: 1px solid rgba(16, 25, 35, 0.2); padding-top: 2.5rem; margin-top: 2.5rem; }
.overview-point .eyebrow { margin-bottom: 1rem; }
.overview-point h3, .delivery-comparison h3 { font-size: clamp(1.6rem, 2.2vw, 2.2rem); font-weight: 400; letter-spacing: -0.025em; line-height: 1.2; margin: 0 0 1.25rem; }
.delivery-comparison { min-width: 0; padding: 2.5rem; background: var(--navy); color: var(--white); }
.delivery-comparison table { width: 100%; margin-top: 2rem; border-collapse: collapse; text-align: left; }
.delivery-comparison caption { color: var(--muted); font-size: 0.85rem; text-align: left; padding-bottom: 1.25rem; }
.delivery-comparison th, .delivery-comparison td { padding: 1.25rem 0; border-bottom: 1px solid var(--line); font-weight: 300; vertical-align: top; }
.delivery-comparison th:first-child { width: 58%; padding-right: 1.25rem; }
.delivery-comparison thead th { padding-top: 0; font-size: 0.7rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; }
.period-note { display: block; margin-top: 0.25rem; color: var(--muted); font-size: 0.8rem; }
.delivery-comparison .sirith-target th, .delivery-comparison .sirith-target td { padding-top: 1.75rem; border-bottom: 0; font-weight: 600; }
.delivery-comparison .sirith-target td { font-size: clamp(1.6rem, 2.5vw, 2.5rem); line-height: 1.2; white-space: nowrap; }
.comparison-note { margin-top: 1.5rem; color: var(--muted); font-size: 0.8rem; }
.overview-closing { margin-top: 4rem; padding-top: 2rem; border-top: 1px solid rgba(16, 25, 35, 0.2); font-size: clamp(1.5rem, 2.5vw, 2.5rem); }
.resource-spotlight { min-height: 32rem; }
.process-panel { display: flex; flex-direction: column; justify-content: center; padding: 3rem clamp(1.5rem, 4vw, 4rem); background: #172532; }
.process-panel > .eyebrow { color: var(--muted); }
.process-steps { list-style: none; padding: 0; margin: 0; }
.process-steps li { display: grid; grid-template-columns: 2rem 1fr; gap: 1rem; padding: 1.25rem 0; border-bottom: 1px solid var(--line); line-height: 1.5; }
.process-steps li span { color: var(--muted); font-size: 0.75rem; padding-top: 0.25rem; }
.process-steps li:last-child { border-bottom: 0; }

@media (min-width: 1600px) {
	.banner-content { padding-right: clamp(3rem, 5vw, 7rem); }
}
@media (max-width: 980px) {
	:root { --page-gutter: 2.5rem; }
	.site-header { flex-wrap: wrap; gap: 0.5rem; padding-bottom: 1rem; }
	.brand span { font-size: 0.75rem; letter-spacing: 0.12em; }
	.site-nav { width: 100%; gap: 0.25rem 1.5rem; }
	.banner-content { padding-top: 4rem; padding-bottom: 4rem; }
	.section-nav a, .perspectives a, .perspectives span { font-size: 0.65rem; letter-spacing: 0.08em; }
	.spotlight, .spotlight--reverse { grid-template-columns: 1fr 1fr; }
	.overview-grid { grid-template-columns: 1fr; }
	.delivery-comparison { max-width: 42rem; }
}
@media (max-width: 736px) {
	:root { --page-gutter: 1.5rem; }
	.site-header { min-height: 5rem; gap: 1rem; }
	.brand { gap: 0.25rem; }
	.brand img { width: 3rem; height: 3rem; }
	.brand span { font-size: 0.7rem; }
	.site-nav { display: grid; grid-template-columns: auto 1fr; gap: 0.25rem 1.5rem; align-items: start; justify-items: start; }
	.site-nav a { font-size: 0.65rem; letter-spacing: 0.06em; }
	.banner { grid-template-columns: 1fr; min-height: 0; }
	.banner-content { padding-top: 3.5rem; padding-bottom: 3.5rem; }
	.banner h1 { max-width: 12em; }
	.banner-media { min-height: 25rem; height: 65vw; max-height: 38rem; }
	.hero-links { margin-top: 2.5rem; }
	.section-nav a, .perspectives a, .perspectives span { font-size: 0.72rem; letter-spacing: 0.12em; }
	.spotlight, .spotlight--reverse { grid-template-columns: 1fr; min-height: 0; }
	.spotlight-media { min-height: 24rem; height: 70vw; max-height: 34rem; }
	.spotlight-content { padding-top: 3.5rem; padding-bottom: 3.5rem; }
	.spotlight--reverse .spotlight-media { order: 0; }
	.spotlight--reverse .spotlight-content { order: 1; }
	.site-footer { align-items: flex-start; flex-direction: column; gap: 1rem; }
	.banner--believe .banner-content { min-height: 26rem; }
	.overview-header { margin-bottom: 3rem; }
	.delivery-comparison { padding: 1.5rem; }
	.delivery-comparison table { font-size: 0.95rem; }
	.delivery-comparison th:first-child { padding-right: 1rem; }
	.process-panel { height: auto; min-height: 24rem; max-height: none; }
}
@media (max-width: 390px) {
	.brand span { display: none; }
	.site-nav { gap: 0.25rem 1.5rem; }
}
@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	*, *::before, *::after { transition: none !important; }
}