:root {
  --navy: #071426;
  --navy-2: #0d2442;
  --blue: #2f6bff;
  --cyan: #16d4ff;
  --gold: #d8a84f;
  --gold-2: #fff0bd;
  --text: #13243a;
  --muted: #66758a;
  --line: rgba(123, 160, 210, 0.22);
  --soft: #f4f8ff;
  --white: #ffffff;
  --shadow: 0 30px 80px rgba(7, 20, 38, 0.16);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  font-family: "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.72;
  background: #f7faff;
}
a { color: inherit; text-decoration: none; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(7, 20, 38, 0.9);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.nav {
  max-width: 1240px;
  margin: 0 auto;
  padding: 18px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: flex; align-items: center; gap: 13px; color: var(--white); }
.brand-mark {
  width: 46px;
  height: 46px;
  border-radius: 15px;
  display: grid;
  place-items: center;
  color: #071426;
  font-weight: 900;
  background: linear-gradient(135deg, var(--gold-2), var(--gold));
  box-shadow: 0 0 30px rgba(216,168,79,.28);
}
.brand strong, .brand em { display: block; }
.brand strong { font-size: 21px; line-height: 1.1; letter-spacing: .08em; }
.brand em { color: rgba(255,255,255,.62); font-size: 12px; font-style: normal; }
.nav-links { display: flex; align-items: center; gap: 26px; color: rgba(255,255,255,.78); font-size: 15px; }
.nav-links a:hover { color: var(--gold-2); }
.nav-toggle { display: none; border: 0; background: rgba(255,255,255,.1); color: var(--white); border-radius: 10px; padding: 8px 12px; font-size: 20px; }

.hero {
  max-width: none;
  min-height: 760px;
  margin: 0;
  padding: 100px 28px 86px;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(340px, .78fr);
  gap: 56px;
  align-items: center;
  position: relative;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 75% 20%, rgba(22, 212, 255, .22), transparent 28%),
    radial-gradient(circle at 35% 10%, rgba(216,168,79,.22), transparent 24%),
    linear-gradient(135deg, #071426 0%, #0b1d36 45%, #102c54 100%);
}
.hero:before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,.7), transparent 88%);
}
.hero:after {
  content: "VISION HEALTH · NATIONAL PARTNERSHIP · FUTURE BRAND";
  position: absolute;
  left: 28px;
  right: 28px;
  bottom: -18px;
  color: rgba(255,255,255,.045);
  font-size: clamp(44px, 8vw, 116px);
  font-weight: 900;
  letter-spacing: .08em;
  white-space: nowrap;
}
.hero-copy, .hero-card { position: relative; z-index: 1; }
.hero-copy { max-width: 720px; margin-left: max(0px, calc((100vw - 1240px) / 2)); }
.hero-card { margin-right: max(0px, calc((100vw - 1240px) / 2)); }
.eyebrow {
  margin: 0 0 12px;
  color: var(--gold);
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  font-size: 13px;
}
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 24px; font-size: clamp(42px, 5.5vw, 76px); line-height: 1.06; letter-spacing: -.055em; }
h2 { margin-bottom: 18px; font-size: clamp(30px, 3.4vw, 48px); line-height: 1.18; letter-spacing: -.035em; }
h3 { margin-bottom: 10px; font-size: 21px; }
.hero-text { max-width: 690px; color: rgba(255,255,255,.72); font-size: 19px; }
.hero-actions, .price-row { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 0 24px;
  border-radius: 999px; font-weight: 800; border: 1px solid transparent; cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn.primary { color: #071426; background: linear-gradient(135deg, var(--gold-2), var(--gold)); box-shadow: 0 18px 38px rgba(216,168,79,.26); }
.btn.secondary { color: var(--white); background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.2); }
.join .btn.secondary { color: var(--gold-2); }
.hero-stats { margin-top: 34px; display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 14px; }
.hero-stats span {
  padding: 18px 16px; border: 1px solid rgba(255,255,255,.16); border-radius: 20px;
  background: rgba(255,255,255,.07); color: rgba(255,255,255,.65); font-size: 13px;
}
.hero-stats strong { display: block; color: var(--white); font-size: 28px; line-height: 1.2; }

.hero-card, .steps-card, .lead-form, .founders article, .plan, .feature-grid article, .article-grid article {
  background: var(--white); border: 1px solid var(--line); border-radius: 30px; box-shadow: var(--shadow);
}
.hero-card {
  padding: 34px;
  min-height: 460px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: var(--white);
  background:
    linear-gradient(160deg, rgba(255,255,255,.16), rgba(255,255,255,.04)),
    radial-gradient(circle at 70% 22%, rgba(216,168,79,.28), transparent 30%);
  border: 1px solid rgba(255,255,255,.18);
  box-shadow: 0 35px 90px rgba(0,0,0,.28);
  backdrop-filter: blur(18px);
}
.card-kicker { color: var(--gold-2); letter-spacing: .18em; text-transform: uppercase; font-size: 12px; font-weight: 800; }
.glasses-visual { height: 158px; display: flex; align-items: center; justify-content: center; gap: 8px; }
.glasses-visual span { width: 116px; height: 80px; border: 8px solid var(--gold); border-radius: 32px; background: linear-gradient(135deg, rgba(22,212,255,.18), rgba(255,255,255,.05)); box-shadow: inset 0 0 24px rgba(255,255,255,.12); }
.glasses-visual i { width: 38px; height: 8px; border-radius: 8px; background: var(--gold); }
.hero-card ul, .plan ul { padding-left: 20px; color: rgba(255,255,255,.72); }

.section { max-width: 1240px; margin: 0 auto; padding: 82px 28px; }
.section-title { max-width: 820px; margin-bottom: 38px; }
.section-title p:not(.eyebrow) { color: var(--muted); }
.vision { display: grid; grid-template-columns: 1fr .95fr; gap: 28px; margin-top: -54px; position: relative; z-index: 2; }
.vision-panel, .vision-metrics { border-radius: 32px; box-shadow: var(--shadow); }
.vision-panel { padding: 38px; color: var(--white); background: linear-gradient(135deg, #102c54, #071426); border: 1px solid rgba(255,255,255,.1); }
.vision-panel p:not(.eyebrow) { color: rgba(255,255,255,.68); }
.vision-metrics { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 1px; overflow: hidden; background: var(--line); border: 1px solid var(--line); }
.vision-metrics div { padding: 30px; background: var(--white); }
.vision-metrics strong { display: block; color: var(--blue); font-size: 28px; margin-bottom: 8px; }
.vision-metrics span { color: var(--muted); }

.feature-grid, .article-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 20px; }
.feature-grid article, .article-grid article { padding: 28px; box-shadow: none; position: relative; overflow: hidden; }
.feature-grid article:before { content: ""; position: absolute; inset: 0 0 auto; height: 4px; background: linear-gradient(90deg, var(--gold), var(--cyan)); }
.feature-no { display: inline-block; margin-bottom: 18px; color: var(--gold); font-size: 34px; font-weight: 900; line-height: 1; }
.feature-grid p, .article-grid p, .split p, .contact-copy p, .founders p, .plan p { color: var(--muted); }
.split { display: grid; grid-template-columns: minmax(0,1fr) minmax(320px,.82fr); gap: 38px; align-items: center; }
.steps-card { padding: 32px; box-shadow: none; background: linear-gradient(180deg, #fff, #f7fbff); }
.steps-card ol { padding-left: 22px; color: var(--muted); }
.price-row div { min-width: 190px; padding: 20px; border-radius: 20px; background: linear-gradient(135deg, #f8fbff, #eef5ff); border: 1px solid var(--line); }
.price-row strong, .price-row span { display: block; }
.price-row strong { color: var(--navy-2); font-size: 26px; }
.price-row span { color: var(--muted); font-size: 13px; }
.soft { max-width: none; background: linear-gradient(180deg, #edf5ff, #ffffff); }
.soft > * { max-width: 1240px; margin-left: auto; margin-right: auto; }
.quote-box { padding: 38px; margin-bottom: 22px; border-radius: 28px; color: var(--navy-2); font-size: 24px; font-weight: 800; background: var(--white); border-left: 7px solid var(--gold); box-shadow: var(--shadow); }
.article-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }

.join { max-width: none; background: radial-gradient(circle at 76% 10%, rgba(216,168,79,.2), transparent 28%), linear-gradient(135deg, #071426, #10233f); color: var(--white); }
.join > * { max-width: 1240px; margin-left: auto; margin-right: auto; }
.join .section-title p, .join .plan p, .join .plan li { color: rgba(255,255,255,.72); }
.plans { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 24px; }
.plan { padding: 34px; color: var(--white); background: rgba(255,255,255,.07); border-color: rgba(255,255,255,.14); box-shadow: none; }
.plan.featured { background: linear-gradient(150deg, rgba(47,107,255,.86), rgba(216,168,79,.32)); border-color: rgba(255,240,189,.34); }
.plan-tag { color: var(--gold-2) !important; font-weight: 800; letter-spacing: .08em; }
.plan h3 { font-size: 48px; line-height: 1; color: var(--white); }
.process { display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap: 12px; margin-top: 28px; }
.process span { text-align: center; padding: 15px 10px; border-radius: 18px; background: rgba(255,255,255,.1); color: rgba(255,255,255,.82); border: 1px solid rgba(255,255,255,.08); }
.badge-list { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.badge-list span { padding: 10px 15px; border-radius: 999px; background: #eef5ff; color: var(--navy-2); font-weight: 800; font-size: 14px; }
.founders { display: grid; gap: 16px; }
.founders article { padding: 26px; box-shadow: none; }
.contact { display: grid; grid-template-columns: minmax(0,.9fr) minmax(320px,1fr); gap: 36px; align-items: start; }
.lead-form { padding: 30px; display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 16px; }
.lead-form label { display: grid; gap: 8px; color: #314158; font-weight: 800; }
.lead-form input, .lead-form select, .lead-form textarea { width: 100%; border: 1px solid var(--line); border-radius: 15px; padding: 13px 14px; color: var(--text); font: inherit; background: #fbfdff; outline: none; }
.lead-form input:focus, .lead-form select:focus, .lead-form textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 4px rgba(47,107,255,.1); }
.full { grid-column: 1 / -1; }
.form-tip { grid-column: 1 / -1; margin: 0; color: var(--muted); font-size: 13px; }
.footer { padding: 38px 24px; text-align: center; color: rgba(255,255,255,.72); background: #071426; }
.footer p { margin-bottom: 8px; }
.disclaimer { font-size: 13px; }

@media (max-width: 980px) {
  .nav { align-items: flex-start; }
  .nav-toggle { display: block; }
  .nav-links { display: none; position: absolute; left: 24px; right: 24px; top: 76px; flex-direction: column; align-items: flex-start; padding: 18px; border: 1px solid rgba(255,255,255,.12); border-radius: 18px; background: #071426; box-shadow: var(--shadow); }
  .nav-links.open { display: flex; }
  .hero, .split, .contact, .plans, .vision { grid-template-columns: 1fr; }
  .hero-copy, .hero-card { margin-left: 0; margin-right: 0; }
  .feature-grid, .article-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .hero-stats, .process { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .hero { padding-top: 62px; }
  .feature-grid, .article-grid, .lead-form, .vision-metrics { grid-template-columns: 1fr; }
  .glasses-visual span { width: 92px; height: 66px; }
}