:root {
  --paper: #f4f2eb;
  --paper-2: #ebe9e0;
  --ink: #17201d;
  --ink-2: #27312d;
  --muted: #6b716d;
  --line: rgba(23, 32, 29, 0.14);
  --line-dark: rgba(255, 255, 255, 0.16);
  --accent: #0c7058;
  --accent-dark: #064a3b;
  --accent-soft: #c8e6d6;
  --amber: #e4a745;
  --white: #fffdf8;
  --shadow: 0 22px 60px rgba(23, 32, 29, 0.12);
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Noto Sans SC", sans-serif;
  --display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "PingFang SC", "Noto Sans SC", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  text-wrap: pretty;
}

body::selection { background: var(--accent-soft); }

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

button, a { -webkit-tap-highlight-color: transparent; }

button { font: inherit; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(244, 242, 235, 0.9);
  backdrop-filter: blur(18px);
}

.header-inner, .site-footer, .page-shell {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
}

.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 17px;
  font-weight: 750;
  letter-spacing: -0.04em;
  white-space: nowrap;
}

.brand-mark {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 9px;
  color: var(--paper);
  background: var(--ink);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.12);
}

.brand-mark::before {
  content: "";
  width: 13px;
  height: 13px;
  border: 2px solid currentColor;
  border-radius: 50%;
  box-shadow: 7px 0 0 -4px var(--accent-soft);
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 20px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 650;
}

.nav-links a { transition: color .2s ease; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--ink); }

.header-actions { display: flex; align-items: center; gap: 10px; }

.language-toggle, .ghost-button {
  border: 1px solid var(--line);
  color: var(--ink-2);
  background: transparent;
  cursor: pointer;
  transition: border-color .2s ease, background .2s ease, transform .2s ease;
}

.language-toggle {
  min-width: 54px;
  padding: 8px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 750;
}

.language-toggle:hover, .ghost-button:hover {
  border-color: var(--accent);
  background: rgba(200, 230, 214, .35);
}

.button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 19px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 750;
  cursor: pointer;
  transition: transform .2s ease, background .2s ease, color .2s ease, box-shadow .2s ease;
}

.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--white); background: var(--accent); box-shadow: 0 10px 24px rgba(12, 112, 88, .2); }
.button-primary:hover { background: var(--accent-dark); }
.button-dark { color: var(--white); background: var(--ink); }
.button-dark:hover { background: var(--ink-2); }
.button-quiet { color: var(--ink); border-color: var(--line); background: transparent; }
.button-quiet:hover { background: var(--white); }
.button-small { min-height: 38px; padding: 0 14px; font-size: 12px; }

.site-notice {
  padding: 8px 16px;
  color: #dbe9df;
  background: var(--ink);
  font-size: 11px;
  letter-spacing: .02em;
  text-align: center;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(420px, 1.08fr);
  align-items: center;
  gap: clamp(44px, 8vw, 110px);
  min-height: 680px;
  padding: 78px 0 86px;
}

.eyebrow, .section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--accent);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .15em;
  text-transform: uppercase;
}

.eyebrow::before, .section-kicker::before {
  content: "";
  width: 20px;
  height: 1px;
  background: currentColor;
}

.hero h1 {
  max-width: 690px;
  margin: 22px 0 22px;
  font-family: var(--display);
  font-size: clamp(52px, 7.2vw, 98px);
  font-weight: 760;
  letter-spacing: -.085em;
  line-height: .98;
}

.hero h1 .accent-line { color: var(--accent); }

.hero-copy {
  max-width: 520px;
  margin: 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.75;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }

.hero-note {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 23px;
  color: var(--muted);
  font-size: 12px;
}

.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--amber); box-shadow: 0 0 0 4px rgba(228, 167, 69, .14); }

.visual-wrap { position: relative; }

.panorama-stage {
  position: relative;
  aspect-ratio: 1.04 / 1;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 26px;
  color: #e6f3e9;
  background: #1b2825;
  box-shadow: var(--shadow);
}

.panorama-stage::before {
  content: "";
  position: absolute;
  inset: 11% 7% 13%;
  border: 1px solid rgba(200, 230, 214, .22);
  border-radius: 50%;
  transform: scaleX(1.62);
}

.panorama-stage::after {
  content: "";
  position: absolute;
  left: 7%;
  right: 7%;
  top: 56%;
  height: 1px;
  background: rgba(200, 230, 214, .35);
  box-shadow: 0 -78px 0 rgba(200, 230, 214, .12), 0 70px 0 rgba(200, 230, 214, .12);
}

.panorama-grid {
  position: absolute;
  inset: 0;
  opacity: .22;
  background-image: linear-gradient(rgba(200,230,214,.28) 1px, transparent 1px), linear-gradient(90deg, rgba(200,230,214,.28) 1px, transparent 1px);
  background-size: 12.5% 12.5%;
  mask-image: linear-gradient(to bottom, transparent, #000 15%, #000 85%, transparent);
}

.panorama-sun {
  position: absolute;
  top: 22%;
  left: 23%;
  width: 80px;
  height: 80px;
  border: 1px solid rgba(228, 167, 69, .7);
  border-radius: 50%;
  box-shadow: 0 0 70px rgba(228, 167, 69, .2);
}

.panorama-label, .panorama-mark, .panorama-annotation { position: absolute; z-index: 2; }
.panorama-label { top: 24px; left: 26px; color: #c8e6d6; font-size: 11px; font-weight: 800; letter-spacing: .16em; }
.panorama-mark { right: 26px; top: 23px; color: rgba(255,255,255,.5); font-size: 12px; letter-spacing: .11em; }
.panorama-annotation { left: 26px; bottom: 26px; max-width: 210px; color: rgba(255,255,255,.76); font-size: 12px; line-height: 1.5; }

.floating-note {
  position: absolute;
  right: -23px;
  bottom: 42px;
  width: 184px;
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 253, 248, .92);
  box-shadow: 0 16px 35px rgba(23, 32, 29, .12);
}

.floating-note strong { display: block; font-size: 13px; }
.floating-note span { display: block; margin-top: 4px; color: var(--muted); font-size: 11px; line-height: 1.45; }

.section { padding: 104px 0; border-top: 1px solid var(--line); }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; margin-bottom: 38px; }
.section h2, .page-hero h1 { margin: 15px 0 0; font-family: var(--display); font-size: clamp(34px, 4.4vw, 60px); letter-spacing: -.065em; line-height: 1.04; }
.section-lede { max-width: 430px; margin: 0; color: var(--muted); }

.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; border: 1px solid var(--line); background: var(--line); }
.feature-card { min-height: 260px; padding: 26px; background: var(--paper); }
.feature-index { color: var(--accent); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; }
.feature-card h3 { margin: 48px 0 10px; font-size: 20px; letter-spacing: -.04em; }
.feature-card p { margin: 0; color: var(--muted); font-size: 14px; }

.workflow { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.workflow-step { position: relative; min-height: 210px; padding: 24px; border-radius: 16px; background: var(--paper-2); }
.workflow-step:nth-child(2) { transform: translateY(26px); background: var(--accent-soft); }
.workflow-step:nth-child(3) { background: var(--ink); color: var(--white); }
.workflow-number { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; opacity: .65; }
.workflow-step h3 { margin: 53px 0 8px; font-size: 21px; letter-spacing: -.04em; }
.workflow-step p { margin: 0; color: var(--muted); font-size: 13px; }
.workflow-step:nth-child(3) p { color: rgba(255,255,255,.65); }

.price-band { display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: 40px; padding: 34px; border-radius: 22px; color: var(--white); background: var(--ink); }
.price-band h2 { margin: 13px 0 10px; color: var(--white); font-size: clamp(30px, 4vw, 48px); }
.price-band p { max-width: 550px; margin: 0; color: rgba(255,255,255,.65); }
.price-panel { padding: 22px; border: 1px solid rgba(255,255,255,.16); border-radius: 16px; background: rgba(255,255,255,.07); }
.price-panel-label { color: rgba(255,255,255,.6); font-size: 12px; }
.price-panel strong { display: block; margin: 8px 0 15px; color: var(--accent-soft); font-size: 23px; }
.price-panel .button { width: 100%; }

.trust-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.trust-card { padding: 27px; border: 1px solid var(--line); border-radius: 16px; background: rgba(255,253,248,.4); }
.trust-card h3 { margin: 0 0 10px; font-size: 19px; }
.trust-card p { margin: 0; color: var(--muted); font-size: 14px; }

.site-footer { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 40px; padding: 42px 0 56px; border-top: 1px solid var(--line); }
.footer-brand p { max-width: 260px; margin: 14px 0 0; color: var(--muted); font-size: 13px; }
.footer-column { display: grid; align-content: start; gap: 8px; font-size: 13px; }
.footer-column strong { margin-bottom: 5px; font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .12em; }
.footer-column a { color: var(--muted); }
.footer-column a:hover { color: var(--ink); }
.footer-bottom { grid-column: 1 / -1; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-top: 22px; border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; }

.page-hero { padding: 94px 0 66px; border-bottom: 1px solid var(--line); }
.page-hero-inner { display: grid; grid-template-columns: 1fr .7fr; gap: 40px; align-items: end; }
.page-hero p { max-width: 460px; margin: 0; color: var(--muted); }
.page-content { padding: 66px 0 110px; }

.status-card { padding: 18px 20px; border-left: 3px solid var(--amber); background: rgba(228,167,69,.11); color: var(--ink-2); font-size: 14px; }
.status-card strong { display: block; margin-bottom: 4px; }

.download-card { display: grid; grid-template-columns: 1fr auto; gap: 25px; align-items: center; padding: 28px; border: 1px solid var(--line); border-radius: 18px; background: var(--white); }
.download-card h2 { margin: 0 0 7px; font-size: 22px; letter-spacing: -.05em; }
.download-card p { margin: 0; color: var(--muted); font-size: 14px; }
.download-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 15px; }
.pill { display: inline-flex; padding: 5px 9px; border-radius: 999px; color: var(--accent-dark); background: var(--accent-soft); font-size: 11px; font-weight: 750; }

.doc-layout { display: grid; grid-template-columns: 230px 1fr; gap: 54px; }
.doc-nav { display: grid; align-content: start; gap: 7px; height: max-content; position: sticky; top: 110px; }
.doc-nav a { padding: 9px 12px; border-radius: 8px; color: var(--muted); font-size: 13px; }
.doc-nav a:hover, .doc-nav a.active { color: var(--ink); background: var(--paper-2); }
.doc-article { max-width: 730px; }
.doc-article h2 { margin: 0 0 18px; font-size: 32px; letter-spacing: -.06em; }
.doc-article h3 { margin: 34px 0 9px; font-size: 19px; }
.doc-article p, .doc-article li { color: var(--muted); font-size: 15px; }
.doc-article ul { padding-left: 21px; }
.doc-article code { padding: 2px 5px; border-radius: 5px; background: var(--paper-2); font-size: .9em; }

.faq-list { display: grid; gap: 10px; max-width: 820px; }
.faq-item { border-top: 1px solid var(--line); }
.faq-question { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 20px 0; border: 0; color: var(--ink); background: transparent; cursor: pointer; text-align: left; font-weight: 700; }
.faq-question::after { content: "+"; color: var(--accent); font-size: 22px; font-weight: 400; }
.faq-item.open .faq-question::after { content: "–"; }
.faq-answer { display: none; max-width: 680px; padding: 0 40px 20px 0; color: var(--muted); font-size: 14px; }
.faq-item.open .faq-answer { display: block; }

.contact-panel { display: grid; grid-template-columns: 1fr .8fr; gap: 20px; padding: 34px; border-radius: 20px; color: var(--white); background: var(--ink); }
.contact-panel h2 { margin: 0 0 10px; font-size: 35px; letter-spacing: -.06em; }
.contact-panel p { max-width: 480px; margin: 0; color: rgba(255,255,255,.65); }
.contact-aside { display: grid; align-content: center; gap: 12px; padding: 20px; border: 1px solid rgba(255,255,255,.15); border-radius: 14px; background: rgba(255,255,255,.06); }
.contact-aside span { color: rgba(255,255,255,.55); font-size: 12px; }
.contact-aside strong { color: var(--accent-soft); font-size: 18px; }

.legal-copy { max-width: 760px; }
.legal-copy h2 { margin: 34px 0 10px; font-size: 24px; letter-spacing: -.04em; }
.legal-copy p, .legal-copy li { color: var(--muted); font-size: 14px; }

.coupon-modal { position: fixed; inset: 0; z-index: 100; display: none; place-items: center; padding: 22px; background: rgba(13, 21, 18, .66); backdrop-filter: blur(8px); }
.coupon-modal.open { display: grid; }
.coupon-dialog { position: relative; width: min(500px, 100%); overflow: hidden; border: 1px solid rgba(255,255,255,.22); border-radius: 22px; background: var(--paper); box-shadow: 0 30px 100px rgba(0,0,0,.3); }
.coupon-top { padding: 30px 31px 23px; background: var(--ink); color: var(--white); }
.coupon-top .eyebrow { color: var(--accent-soft); }
.coupon-top h2 { margin: 20px 0 10px; font-size: 35px; letter-spacing: -.07em; line-height: 1.02; }
.coupon-top p { margin: 0; color: rgba(255,255,255,.65); font-size: 14px; }
.coupon-close { position: absolute; right: 17px; top: 14px; width: 32px; height: 32px; border: 1px solid rgba(255,255,255,.22); border-radius: 50%; color: var(--white); background: transparent; cursor: pointer; font-size: 21px; line-height: 1; }
.coupon-body { padding: 24px 31px 29px; }
.coupon-price { display: flex; align-items: end; justify-content: space-between; gap: 20px; padding-bottom: 19px; border-bottom: 1px solid var(--line); }
.old-price { color: var(--muted); font-size: 13px; text-decoration: line-through; }
.new-price { color: var(--accent-dark); font-size: 39px; font-weight: 800; letter-spacing: -.08em; line-height: 1; }
.coupon-timer { display: none; margin: 18px 0; padding: 13px 15px; border-radius: 10px; color: var(--accent-dark); background: var(--accent-soft); font-size: 13px; font-weight: 750; }
.coupon-timer.visible { display: block; }
.coupon-disclaimer { margin: 18px 0; color: var(--muted); font-size: 12px; line-height: 1.55; }
.coupon-body .button { width: 100%; }
.coupon-note { margin-top: 12px; color: var(--muted); font-size: 11px; text-align: center; }

.toast { position: fixed; right: 24px; bottom: 24px; z-index: 120; max-width: 320px; padding: 13px 16px; border: 1px solid var(--line); border-radius: 10px; color: var(--white); background: var(--ink); box-shadow: 0 14px 34px rgba(23,32,29,.2); font-size: 13px; transform: translateY(18px); opacity: 0; pointer-events: none; transition: opacity .2s ease, transform .2s ease; }
.toast.visible { opacity: 1; transform: translateY(0); }

.reveal { animation: rise .7s both; }
.delay-1 { animation-delay: .08s; }
.delay-2 { animation-delay: .16s; }
@keyframes rise { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

@media (max-width: 900px) {
  .header-inner { flex-wrap: wrap; padding: 15px 0; }
  .nav-links { order: 3; width: 100%; justify-content: flex-start; overflow-x: auto; padding-bottom: 2px; }
  .hero { grid-template-columns: 1fr; min-height: auto; padding: 62px 0 76px; }
  .hero h1 { max-width: 680px; }
  .visual-wrap { max-width: 680px; }
  .page-hero-inner { grid-template-columns: 1fr; }
  .section-heading { align-items: flex-start; flex-direction: column; }
  .price-band { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .header-inner, .site-footer, .page-shell { width: min(100% - 30px, 1180px); }
  .header-actions .button { display: none; }
  .hero { padding-top: 42px; }
  .hero h1 { font-size: clamp(46px, 15vw, 78px); }
  .hero-copy { font-size: 16px; }
  .floating-note { right: 12px; bottom: 20px; width: 160px; }
  .feature-grid, .workflow, .trust-grid, .site-footer, .contact-panel { grid-template-columns: 1fr; }
  .workflow-step:nth-child(2) { transform: none; }
  .feature-card { min-height: 0; }
  .site-footer { gap: 27px; }
  .footer-bottom { align-items: flex-start; flex-direction: column; }
  .download-card { grid-template-columns: 1fr; }
  .doc-layout { grid-template-columns: 1fr; gap: 25px; }
  .doc-nav { position: static; display: flex; overflow-x: auto; }
  .doc-nav a { white-space: nowrap; }
  .coupon-top, .coupon-body { padding-left: 22px; padding-right: 22px; }
  .coupon-top h2 { font-size: 30px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}