.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.narrow-container { max-width: 850px; margin-inline: auto; text-align: center; }
.section { padding-block: var(--section-space); }
.section-soft { background: var(--slate-100); }
.site-header { position: sticky; z-index: 100; top: 0; color: var(--white); background: var(--ink-950); border-bottom: 1px solid rgba(255,255,255,.08); }
.header-inner { min-height: 78px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 32px; }
.header-tools { justify-self: end; display: flex; align-items: center; gap: 10px; }
.glass-toggle { min-height: 42px; display: inline-flex; align-items: center; gap: 9px; padding: 8px 10px 8px 13px; color: #c6d0db; border: 1px solid rgba(255,255,255,.15); border-radius: var(--radius-pill); background: transparent; font-size: .76rem; font-weight: 700; cursor: pointer; }
.glass-toggle-track { position: relative; width: 34px; height: 20px; flex: 0 0 auto; border-radius: var(--radius-pill); background: #526276; box-shadow: inset 0 1px 3px rgba(0,0,0,.28); transition: background-color .2s; }
.glass-toggle-track i { position: absolute; top: 3px; left: 3px; width: 14px; height: 14px; border-radius: 50%; background: var(--white); box-shadow: 0 2px 5px rgba(0,0,0,.3); transition: transform .2s; }
.glass-toggle[aria-checked="true"] { color: var(--white); }
.glass-toggle[aria-checked="true"] .glass-toggle-track { background: var(--mint-500); }
.glass-toggle[aria-checked="true"] .glass-toggle-track i { transform: translateX(14px); }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--white); font-size: 1.3rem; font-weight: 830; letter-spacing: -.04em; text-decoration: none; }
.brand > span:last-child > span { color: var(--mint-400); }
.brand-mark { width: 34px; height: 34px; display: flex; align-items: center; justify-content: center; gap: 2px; border-radius: 10px; background: var(--mint-400); }
.brand-mark i { width: 2px; display: block; border-radius: 2px; background: var(--ink-950); }
.brand-mark i:nth-child(1), .brand-mark i:nth-child(5) { height: 8px; }
.brand-mark i:nth-child(2), .brand-mark i:nth-child(4) { height: 16px; }
.brand-mark i:nth-child(3) { height: 23px; }
.main-nav { justify-self: center; display: flex; align-items: center; gap: 30px; }
.main-nav a { position: relative; color: #c6d0db; font-size: .92rem; font-weight: 620; text-decoration: none; transition: color .2s; }
.main-nav a:hover, .main-nav a[aria-current="page"] { color: var(--white); }
.main-nav a[aria-current="page"]::after { content: ""; position: absolute; left: 0; right: 0; bottom: -12px; height: 2px; background: var(--mint-400); }
.menu-toggle { display: none; }
.site-footer { padding-top: 72px; color: #b7c2ce; background: #050c16; }
.footer-grid { display: grid; grid-template-columns: 1.7fr repeat(3, 1fr); gap: 56px; padding-bottom: 64px; }
.footer-brand p { max-width: 280px; margin: 22px 0; color: #91a1b2; }
.footer-bot { display: inline-flex; align-items: center; gap: 8px; color: var(--white); font-weight: 700; text-decoration: none; }
.footer-bot svg { width: 20px; fill: none; stroke: var(--mint-400); stroke-width: 1.8; }
.footer-column { display: flex; flex-direction: column; align-items: flex-start; gap: 11px; }
.footer-column h2 { margin-bottom: 10px; color: var(--white); font-size: .82rem; letter-spacing: .08em; text-transform: uppercase; }
.footer-column a { color: #9eacba; font-size: .9rem; text-decoration: none; }
.footer-column a:hover { color: var(--mint-400); }
.footer-bottom { display: flex; justify-content: space-between; padding-block: 24px; border-top: 1px solid rgba(255,255,255,.08); color: #6f7f90; font-size: .84rem; }
.breadcrumbs { display: flex; align-items: center; gap: 6px 10px; padding-block: 14px; color: var(--slate-500); font-size: .84rem; flex-wrap: wrap; }
.breadcrumbs > * { min-width: 0; }
.breadcrumbs a { text-decoration: none; }
.breadcrumbs a:hover { color: var(--blue-500); }