:root {
  color-scheme: light;
  --ink: #12201d;
  --muted: #5d6b67;
  --surface: #ffffff;
  --soft: #eef5f2;
  --line: #d7e4df;
  --primary: #0d6b57;
  --primary-dark: #084638;
  --accent: #e9b44c;
  --rose: #d95757;
  --shadow: 0 24px 70px rgba(8, 35, 29, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: #f8fbfa;
  font-family: Arial, "Microsoft YaHei", sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 0 clamp(20px, 5vw, 72px);
  border-bottom: 1px solid rgba(18, 32, 29, 0.08);
  background: rgba(248, 251, 250, 0.9);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--primary-dark);
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border-radius: 8px;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.top-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 15px;
}

.top-nav a {
  padding: 10px 12px;
  border-radius: 8px;
}

.top-nav a:hover {
  color: var(--primary-dark);
  background: var(--soft);
}

.header-cta,
.primary-action,
.secondary-action,
.order-ticket button {
  min-height: 44px;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 700;
}

.header-cta,
.primary-action {
  color: #fff;
  background: var(--primary);
  box-shadow: 0 14px 30px rgba(13, 107, 87, 0.2);
}

.header-cta {
  padding: 0 18px;
}

.primary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
}

.secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  color: var(--primary-dark);
  background: #fff;
  border: 1px solid var(--line);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 520px);
  gap: clamp(28px, 5vw, 70px);
  align-items: center;
  min-height: calc(100vh - 72px);
  padding: clamp(48px, 7vw, 96px) clamp(20px, 5vw, 72px) 56px;
  background:
    radial-gradient(circle at 80% 20%, rgba(233, 180, 76, 0.18), transparent 28%),
    linear-gradient(140deg, #f8fbfa 0%, #edf6f2 58%, #f9f4e8 100%);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 800;
}

.hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(42px, 7vw, 84px);
  line-height: 1.02;
  letter-spacing: 0;
}

.hero-lede {
  max-width: 680px;
  margin: 24px 0 0;
  color: #334743;
  font-size: clamp(18px, 2vw, 22px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.proof-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.proof-row span {
  padding: 8px 12px;
  border: 1px solid rgba(13, 107, 87, 0.18);
  border-radius: 999px;
  color: var(--primary-dark);
  background: rgba(255, 255, 255, 0.72);
  font-size: 14px;
}

.market-visual {
  position: relative;
  overflow: hidden;
  min-height: 540px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 8px;
  color: #fff;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.08), transparent 42%),
    linear-gradient(160deg, #0b392f, #102522 64%, #201d18);
  box-shadow: var(--shadow);
}

.market-visual::before {
  content: "";
  position: absolute;
  inset: 68px -80px auto auto;
  width: 300px;
  height: 300px;
  border: 1px solid rgba(233, 180, 76, 0.2);
  transform: rotate(22deg);
}

.visual-top,
.order-ticket,
.ticker-grid {
  position: relative;
  z-index: 1;
}

.visual-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
}

.visual-top strong {
  color: var(--accent);
  font-size: 30px;
}

.ticker-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.ticker-grid div,
.order-ticket {
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.ticker-grid div {
  padding: 18px;
}

.ticker-grid small,
.order-ticket span {
  display: block;
  color: rgba(255, 255, 255, 0.66);
}

.ticker-grid b {
  display: block;
  margin-top: 8px;
  font-size: 24px;
}

.ticker-grid em {
  color: #64d39e;
  font-style: normal;
}

.chart {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: end;
  gap: 14px;
  height: 190px;
  margin-top: 52px;
  padding: 0 4px;
}

.chart span {
  flex: 1;
  height: var(--h);
  min-width: 18px;
  border-radius: 8px 8px 0 0;
  background: linear-gradient(180deg, var(--accent), #2ec486);
  box-shadow: 0 0 30px rgba(46, 196, 134, 0.18);
}

.order-ticket {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 48px;
  padding: 20px;
}

.order-ticket strong {
  display: block;
  color: var(--accent);
  font-size: 34px;
  line-height: 1.1;
}

.order-ticket button {
  flex: 0 0 auto;
  padding: 0 18px;
  color: var(--primary-dark);
  background: var(--accent);
}

.benefits,
.steps {
  padding: 76px clamp(20px, 5vw, 72px);
  background: var(--surface);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 28px;
}

.section-heading h2,
.conversion-band h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 46px);
  line-height: 1.16;
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.benefit-grid article {
  min-height: 260px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfdfc;
}

.benefit-grid h3 {
  margin: 18px 0 10px;
  font-size: 22px;
}

.benefit-grid p {
  margin: 0;
  color: var(--muted);
}

.icon {
  display: inline-grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border-radius: 8px;
  color: var(--primary-dark);
  background: #e3f2ed;
  font-weight: 800;
}

.steps {
  background: #f3f8f6;
}

.step-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  padding: 0;
  margin: 0;
  list-style: none;
  counter-reset: step;
}

.step-list li {
  position: relative;
  min-height: 160px;
  padding: 28px;
  border-left: 4px solid var(--primary);
  background: #fff;
}

.step-list li::before {
  counter-increment: step;
  content: "0" counter(step);
  display: block;
  margin-bottom: 18px;
  color: var(--accent);
  font-size: 28px;
  font-weight: 800;
}

.step-list strong,
.step-list span {
  display: block;
}

.step-list span {
  margin-top: 8px;
  color: var(--muted);
}

.conversion-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 56px clamp(20px, 5vw, 72px);
  color: #fff;
  background: linear-gradient(120deg, var(--primary-dark), #16312b 65%, #4a3416);
}

.site-footer {
  display: grid;
  gap: 12px;
  padding: 32px clamp(20px, 5vw, 72px);
  color: #67736f;
  background: #101816;
  font-size: 13px;
}

.site-footer strong {
  color: #fff;
  font-size: 18px;
}

.site-footer p {
  max-width: 980px;
  margin: 0;
}

.site-footer div {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.site-footer a {
  color: #dbe7e3;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(4, 13, 11, 0.62);
}

.account-modal {
  position: relative;
  width: min(100%, 480px);
  max-height: calc(100vh - 40px);
  overflow: auto;
  padding: 30px;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.24);
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 8px;
  color: #53615d;
  background: #eef4f2;
  cursor: pointer;
  font-size: 24px;
  line-height: 1;
}

.modal-kicker {
  margin: 0 0 10px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 800;
}

.account-modal h2 {
  margin: 0;
  font-size: 34px;
  line-height: 1.12;
}

.modal-offer {
  margin: 14px 0 22px;
  padding: 14px 16px;
  border-radius: 8px;
  color: #5a3900;
  background: #fff4d8;
  font-size: 20px;
  font-weight: 800;
}

.lead-form {
  display: grid;
  gap: 14px;
}

.lead-form label {
  display: grid;
  gap: 7px;
  color: #344541;
  font-size: 14px;
  font-weight: 700;
}

.lead-form input,
.lead-form select {
  width: 100%;
  min-height: 46px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  background: #fff;
}

.lead-form input:focus,
.lead-form select:focus {
  outline: 3px solid rgba(13, 107, 87, 0.16);
  border-color: var(--primary);
}

.form-submit {
  width: 100%;
  margin-top: 4px;
}

.modal-actions {
  display: grid;
  gap: 12px;
}

.modal-note {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.toast {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 60;
  max-width: min(360px, calc(100vw - 40px));
  padding: 14px 16px;
  border-radius: 8px;
  color: #fff;
  background: var(--primary-dark);
  box-shadow: var(--shadow);
}

body.modal-open {
  overflow: hidden;
}

[hidden] {
  display: none !important;
}

@media (max-width: 900px) {
  .site-header {
    min-height: 64px;
  }

  .top-nav {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .market-visual {
    min-height: 430px;
  }

  .benefit-grid,
  .step-list {
    grid-template-columns: 1fr;
  }

  .conversion-band {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 560px) {
  .site-header {
    padding-inline: 16px;
  }

  .header-cta {
    padding: 0 12px;
  }

  .brand span:last-child {
    display: none;
  }

  .hero,
  .benefits,
  .steps,
  .conversion-band,
  .site-footer {
    padding-inline: 16px;
  }

  .hero-actions,
  .primary-action,
  .secondary-action {
    width: 100%;
  }

  .ticker-grid {
    grid-template-columns: 1fr;
  }

  .chart {
    gap: 8px;
    height: 140px;
  }

  .order-ticket {
    align-items: stretch;
    flex-direction: column;
  }

  .order-ticket button {
    width: 100%;
  }

  .account-modal {
    padding: 24px;
  }
}