:root {
  color-scheme: light;
  --paper: #f8fafc;
  --ink: #101f37;
  --muted: #4a5c74;
  --night: #0b1a30;
  --blue: #084fa7;
  --sky: #a9d6ff;
  --line: #d9e2ed;
  --body: "DM Sans", system-ui, sans-serif;
  --display: "Geist", var(--body);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 1rem/1.58 var(--body); }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { font-family: var(--display); line-height: 1.08; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
:focus-visible { outline: 3px solid #287df2; outline-offset: 4px; }
[aria-hidden="true"] { user-select: none; }
.container { width: min(1192px, calc(100% - 88px)); margin-inline: auto; }
.skip-link { position: absolute; z-index: 5; left: 1rem; top: 1rem; padding: 10px 16px; background: #fff; transform: translateY(-180%); }
.skip-link:focus { transform: translateY(0); }

.site-header { background: #fff; border-bottom: 1px solid #e4eaf2; }
.header-content, .footer-content { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.header-content { min-height: 77px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font: 800 1.25rem/1 var(--display); letter-spacing: -.04em; white-space: nowrap; }
.brand > span > span { color: var(--blue); }
.site-header nav { display: flex; align-items: center; gap: 32px; color: #364c68; font-size: .94rem; font-weight: 650; }
.site-header nav a:hover, .site-footer a:not(.brand):hover { color: var(--blue); }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 13px; min-height: 48px; padding: 11px 19px; border: 1px solid transparent; border-radius: 8px; font-weight: 700; line-height: 1.35; transition: background .18s ease, color .18s ease; }
.button > span { flex: none; font-size: 1.18em; }
.button-outline { border-color: #cedced; background: #f8fbff; color: #174779; font-size: .93rem; }
.button-outline:hover { background: #eaf4ff; }
.button-primary { color: #061a33; background: #a8d4ff; }
.button-primary:hover { background: #d0e9ff; }
.button-ghost { color: #fff; border-color: #aac9eb60; background: #12284150; }
.button-ghost:hover { background: #294868b5; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }

.hero { position: relative; display: grid; align-items: center; min-height: clamp(560px, 48vw, 710px); overflow: hidden; isolation: isolate; background: var(--night); color: #fff; }
.hero-photo { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 63% center; z-index: -2; }
.hero::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, #0a192ef8 0%, #0a1b34e6 28%, #0d234386 55%, #0b1b3129 100%), linear-gradient(0deg, #09182c7c, transparent 52%); }
.hero-content { padding-block: 76px; }
.hero-copy { max-width: 690px; }
.eyebrow { margin-bottom: 19px; color: var(--sky); font-size: .79rem; font-weight: 700; letter-spacing: .105em; text-transform: uppercase; }
.hero h1 { font-weight: 750; font-size: clamp(3.1rem, 5.5vw, 5.8rem); letter-spacing: -.067em; }
.hero h1 em { display: block; color: var(--sky); font-style: normal; }
.hero-copy > p:not(.eyebrow) { color: #d9e7f7; max-width: 35rem; margin-top: 24px; font-size: clamp(1rem, 1.5vw, 1.23rem); }
.hero .actions { margin-top: 33px; }

.section { padding-block: 88px; }
.section-intro { display: grid; grid-template-columns: minmax(0,1.35fr) minmax(0,1fr); align-items: end; gap: 30px; margin-bottom: 30px; }
.section-intro h2, .mode-copy h2, .contact h2 { font-size: clamp(2rem, 3.65vw, 3.9rem); font-weight: 700; letter-spacing: -.058em; }
.section-intro p, .mode p, .contact p { color: var(--muted); }
.section-intro p { max-width: 29rem; }
.features { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 16px; }
.features article { padding: 24px; border: 1px solid var(--line); background: #fff; border-radius: 12px; }
.feature-icon { display: grid; place-items: center; width: 39px; height: 39px; color: #0b57ae; background: #e7f2ff; border-radius: 8px; font: 700 1.42rem/1 var(--body); margin-bottom: 17px; }
.features h3 { font-size: 1.27rem; letter-spacing: -.035em; margin-bottom: 8px; }
.features p { font-size: .96rem; color: var(--muted); }

.mode-section { padding-block: 76px; background: #eaf1f8; }
.modes { display: grid; grid-template-columns: minmax(0,1.12fr) minmax(0,1fr); gap: clamp(30px,5vw,74px); align-items: center; }
.mode-photo { width: 100%; aspect-ratio: 4/3; height: auto; object-fit: cover; border-radius: 14px; background: #132b4e; }
.mode-copy h2 { margin-bottom: 25px; }
.mode { display: grid; grid-template-columns: 82px 1fr; align-items: baseline; gap: 12px; border-top: 1px solid #c6d6e7; padding-block: 17px; }
.mode h3 { color: var(--blue); font-size: 1.07rem; letter-spacing: .035em; }
.mode p { font-size: .98rem; }

.contact { display: grid; grid-template-columns: minmax(0,1.2fr) minmax(0,.75fr); align-items: center; gap: 40px; padding: clamp(24px,5vw,60px); border-radius: 14px; color: #fff; background: linear-gradient(125deg,#0c1f38,#143d6e); }
.contact p { color: #d8e6f8; max-width: 34ch; margin-block: 14px 24px; }
.contact address { display: grid; gap: 10px; font-style: normal; }
.contact address a { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 1px 12px; padding: 13px 16px; border: 1px solid #a0bed960; border-radius: 8px; background: #ffffff09; }
.contact address a:hover { background: #ffffff18; }
.contact address a > span:first-child { color: #c0dafa; font-size: .83rem; }
.contact address strong { overflow-wrap: anywhere; }
.contact-arrow { grid-column: 2; grid-row: 1 / 3; align-self: center; color: var(--sky); }
.site-footer { border-top: 1px solid var(--line); background: #fff; }
.footer-content { min-height: 84px; }
.footer-content > a:not(.brand) { font-weight: 650; color: var(--muted); }

@media (max-width: 850px) {
  .container { width: calc(100% - 48px); }
  .hero::before { background: linear-gradient(90deg,#0a192ef5 0%,#0a1b34e0 35%,#0b1b316c 100%); }
  .features { gap: 10px; }
  .features article { padding: 17px; }
  .section, .mode-section { padding-block: 60px; }
  .modes, .contact { gap: 24px; }
}
@media (max-width: 600px) {
  .container { width: calc(100% - 32px); }
  .header-content { min-height: 69px; gap: 12px; flex-wrap: wrap; padding-block: 12px; }
  .header-content .brand { font-size: 1.13rem; }
  .header-content .brand img { width: 32px; height: 32px; }
  .site-header nav { order: 3; width: 100%; justify-content: center; gap: 24px; padding-top: 8px; border-top: 1px solid #e4eaf2; font-size: .86rem; }
  .header-contact { min-height: 39px; padding: 7px 9px; gap: 6px; font-size: .82rem; }
  .hero { min-height: 565px; }
  .hero-content { padding-block: 48px; }
  .hero h1 { font-size: clamp(2.75rem,10vw,4.1rem); }
  .hero-photo { object-position: 69% center; }
  .hero::before { background: linear-gradient(90deg,#0a192ef2,#0b1b3180),linear-gradient(0deg,#09182c7c,transparent 62%); }
  .hero .actions { margin-top: 24px; }
  .hero .actions > a { justify-content: space-between; width: 100%; }
  .section-intro, .features, .modes, .contact { grid-template-columns: 1fr; }
  .section-intro { gap: 10px; margin-bottom: 20px; }
  .section, .mode-section { padding-block: 46px; }
  .mode { grid-template-columns: 66px minmax(0,1fr); }
  .contact address { margin-top: 2px; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; } }