:root {
  color-scheme: dark;
  --ink: #06172d;
  --ink-2: #0a2343;
  --card: #0d294a;
  --line: #244a72;
  --text: #f5f8fc;
  --muted: #a8bad1;
  --teal: #19d3c5;
  --blue: #4f8dff;
  --amber: #f3b861;
  --white: #fff;
  --shadow: 0 30px 70px rgba(0, 8, 25, .35);
  --radius: 22px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--ink); color: var(--text); font-size: 16px; line-height: 1.65; }
body::before { content: ""; position: fixed; inset: 0; z-index: -2; background: radial-gradient(circle at 80% 10%, rgba(79,141,255,.14), transparent 34%), radial-gradient(circle at 5% 60%, rgba(25,211,197,.08), transparent 31%), #06172d; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
.skip-link { position: fixed; top: 12px; left: 12px; z-index: 100; padding: .7rem 1rem; border-radius: 10px; background: var(--white); color: var(--ink); transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }
.wrap { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.site-header { position: sticky; top: 0; z-index: 50; border-bottom: 1px solid rgba(116,154,196,.2); background: rgba(6,23,45,.88); backdrop-filter: blur(16px); }
.header-inner { min-height: 84px; display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.brand { width: 274px; flex: 0 0 auto; text-decoration: none; }
.nav { display: flex; align-items: center; gap: 1.6rem; }
.nav a { color: #dce7f7; font-size: .93rem; font-weight: 650; text-decoration: none; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--teal); }
.nav .nav-cta { padding: .72rem 1rem; border: 1px solid rgba(25,211,197,.55); border-radius: 11px; color: var(--white); }
.menu-button { display: none; min-width: 44px; min-height: 44px; border: 1px solid var(--line); border-radius: 10px; background: transparent; color: var(--white); font: inherit; }

.hero { min-height: 690px; display: grid; align-items: center; position: relative; overflow: hidden; border-bottom: 1px solid rgba(116,154,196,.18); }
.hero::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, #06172d 4%, rgba(6,23,45,.97) 34%, rgba(6,23,45,.42) 72%, rgba(6,23,45,.6)), url("options-box-hero.png") center right / cover no-repeat; }
.hero-inner { padding-block: 92px; }
.hero-copy { max-width: 670px; }
.eyebrow { display: inline-flex; align-items: center; gap: .6rem; color: var(--teal); text-transform: uppercase; letter-spacing: .16em; font-size: .78rem; font-weight: 800; }
.eyebrow::before { content: ""; width: 28px; height: 2px; background: var(--teal); }
h1, h2, h3 { line-height: 1.1; letter-spacing: -.035em; margin: 0; }
h1 { margin-top: 1.2rem; font-size: clamp(3rem, 6vw, 5.8rem); max-width: 900px; }
h1 span { color: var(--teal); }
.hero-lede { max-width: 610px; margin: 1.6rem 0 0; color: #c3d2e6; font-size: clamp(1.05rem, 1.8vw, 1.28rem); }
.actions { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2.2rem; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: .8rem 1.25rem; border: 1px solid transparent; border-radius: 12px; background: linear-gradient(135deg, var(--teal), #57ebcf); color: #03201f; font-weight: 800; text-decoration: none; box-shadow: 0 12px 30px rgba(25,211,197,.18); }
.button:hover { transform: translateY(-2px); }
.button-secondary { background: rgba(10,35,67,.72); border-color: #41668e; color: var(--white); box-shadow: none; }
.trust-row { display: flex; flex-wrap: wrap; gap: 1.4rem 2.2rem; margin-top: 3rem; color: #d6e1ef; font-size: .93rem; }
.trust-row span { display: inline-flex; align-items: center; gap: .55rem; }
.trust-row span::before { content: "✓"; width: 23px; height: 23px; display: grid; place-items: center; border-radius: 50%; background: rgba(25,211,197,.14); color: var(--teal); font-weight: 900; }

.section { padding-block: 96px; }
.section-tight { padding-block: 70px; }
.section-alt { background: rgba(9,33,62,.7); border-block: 1px solid rgba(116,154,196,.16); }
.section-head { display: grid; grid-template-columns: minmax(0, .7fr) minmax(280px, 1fr); gap: 4rem; align-items: end; margin-bottom: 3rem; }
.section-head h2, .page-hero h1 { font-size: clamp(2.35rem, 4vw, 4rem); }
.section-head p { margin: 0; color: var(--muted); font-size: 1.08rem; }
.kicker { color: var(--teal); font-weight: 800; letter-spacing: .12em; text-transform: uppercase; font-size: .78rem; margin-bottom: .8rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.card { padding: 1.7rem; border: 1px solid rgba(95,137,181,.3); border-radius: var(--radius); background: linear-gradient(145deg, rgba(15,48,84,.9), rgba(7,27,52,.88)); box-shadow: var(--shadow); }
.card-number { display: grid; place-items: center; width: 46px; height: 46px; margin-bottom: 1.5rem; border: 1px solid rgba(25,211,197,.45); border-radius: 13px; color: var(--teal); font-weight: 850; }
.card h3 { font-size: 1.35rem; margin-bottom: .7rem; }
.card p { margin: 0; color: var(--muted); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
.video-shell { overflow: hidden; aspect-ratio: 16/9; border: 1px solid #31597f; border-radius: var(--radius); box-shadow: var(--shadow); background: #03101f; }
.video-shell iframe { width: 100%; height: 100%; border: 0; }
.feature-list { margin: 1.5rem 0 0; padding: 0; list-style: none; }
.feature-list li { position: relative; padding: .85rem 0 .85rem 2rem; border-bottom: 1px solid rgba(116,154,196,.18); color: #d4dfed; }
.feature-list li::before { content: ""; position: absolute; left: 0; top: 1.25rem; width: 10px; height: 10px; border: 2px solid var(--teal); border-radius: 3px; transform: rotate(45deg); }
.notice { display: flex; gap: 1.25rem; align-items: flex-start; padding: 1.6rem 1.8rem; border: 1px solid rgba(243,184,97,.45); border-radius: 18px; background: rgba(243,184,97,.08); }
.notice strong { color: var(--amber); }
.notice p { margin: .25rem 0 0; color: #c9d5e5; }
.cta-band { display: flex; justify-content: space-between; align-items: center; gap: 2rem; padding: 2.5rem 2.7rem; border: 1px solid #2d638d; border-radius: 26px; background: linear-gradient(135deg, rgba(13,51,88,.95), rgba(8,31,60,.94)); box-shadow: var(--shadow); }
.cta-band h2 { font-size: clamp(1.9rem, 3vw, 2.8rem); max-width: 700px; }

.page-hero { padding: 92px 0 70px; border-bottom: 1px solid rgba(116,154,196,.18); background: linear-gradient(140deg, rgba(14,53,91,.75), rgba(6,23,45,.2)); }
.page-hero p { max-width: 760px; margin: 1.3rem 0 0; color: var(--muted); font-size: 1.16rem; }
.content { max-width: 840px; }
.content h2 { margin-top: 2.7rem; font-size: 2rem; }
.content h3 { margin-top: 2rem; font-size: 1.35rem; }
.content p, .content li { color: #c1d0e2; }
.content li + li { margin-top: .55rem; }
.syllabus { display: grid; gap: 1rem; counter-reset: module; }
.module { counter-increment: module; display: grid; grid-template-columns: 54px 1fr; gap: 1.15rem; padding: 1.35rem; border: 1px solid rgba(95,137,181,.3); border-radius: 17px; background: rgba(10,35,67,.62); }
.module::before { content: counter(module, decimal-leading-zero); display: grid; place-items: center; align-self: start; width: 48px; height: 48px; border-radius: 13px; background: rgba(25,211,197,.12); color: var(--teal); font-weight: 850; }
.module h2 { margin: .2rem 0 .55rem; font-size: 1.25rem; }
.module p { margin: 0; color: var(--muted); }
.contact-grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: 2rem; }
.contact-card { align-self: start; }
.contact-card a { color: var(--teal); font-size: 1.35rem; font-weight: 800; text-decoration: none; }
.form-frame { width: 100%; min-height: 900px; border: 1px solid #31597f; border-radius: var(--radius); background: white; }
.site-footer { padding: 56px 0 28px; border-top: 1px solid rgba(116,154,196,.18); color: var(--muted); }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(2, .8fr); gap: 3rem; }
.footer-brand { width: 240px; margin-bottom: 1rem; }
.footer-links { display: grid; gap: .55rem; }
.footer-links a { color: #c4d2e4; text-decoration: none; }
.footer-label { color: var(--white); font-weight: 800; margin-bottom: .7rem; }
.legal-line { margin-top: 2.5rem; padding-top: 1.4rem; border-top: 1px solid rgba(116,154,196,.16); font-size: .85rem; }

@media (max-width: 900px) {
  .menu-button { display: block; }
  .nav { display: none; position: absolute; top: 84px; left: 0; right: 0; padding: 1.2rem 20px 1.5rem; flex-direction: column; align-items: stretch; background: #071a33; border-bottom: 1px solid var(--line); }
  .nav[data-open="true"] { display: flex; }
  .nav a { padding: .5rem 0; }
  .hero { min-height: 640px; }
  .hero::after { background: linear-gradient(90deg, #06172d 2%, rgba(6,23,45,.94) 60%, rgba(6,23,45,.72)), url("options-box-hero.png") 65% center / cover no-repeat; opacity: .92; }
  .section-head, .split, .contact-grid { grid-template-columns: 1fr; gap: 2rem; }
  .grid-3 { grid-template-columns: 1fr; }
  .cta-band { align-items: flex-start; flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 560px) {
  .wrap { width: min(100% - 28px, 1180px); }
  .brand { width: 225px; }
  .header-inner { min-height: 74px; }
  .nav { top: 74px; }
  .hero { min-height: 620px; }
  .hero-inner { padding-block: 72px; }
  h1 { font-size: clamp(2.7rem, 15vw, 4rem); }
  .section { padding-block: 72px; }
  .footer-grid { grid-template-columns: 1fr; }
  .module { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}