:root {
  --ink: #082f3a;
  --ink-2: #0b3d4b;
  --gold: #f5b73f;
  --gold-2: #ffd88a;
  --paper: #ffffff;
  --soft: #f4f6f8;
  --text: #111827;
  --muted: #475569;
  --line: #e5e7eb;
  --green: #0f766e;
  --green-2: #115e59;
  --shadow: 0 22px 60px rgba(2, 31, 40, 0.14);
  --radius: 10px;
  --container: 1140px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body {
  margin: 0;
  color: var(--text);
  background: var(--paper);
  font-family: Arial, "Helvetica Neue", sans-serif;
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.container { width: min(var(--container), calc(100% - 32px)); margin: 0 auto; }
.skip-link {
  position: absolute;
  left: -999px;
  top: 12px;
  z-index: 30;
  padding: 10px 14px;
  border-radius: var(--radius);
  color: #fff;
  background: var(--ink);
}
.skip-link:focus { left: 12px; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--ink);
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.topbar-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: flex; align-items: center; gap: 12px; min-width: 220px; }
.brand-mark {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border: 2px solid rgba(255, 255, 255, 0.86);
  color: var(--gold);
  font-weight: 800;
  font-size: 13px;
}
.brand strong { display: block; line-height: 1.15; }
.brand small { display: block; color: #cbd5e1; font-size: 12px; }
.nav-desktop { display: flex; align-items: center; gap: 26px; font-size: 14px; font-weight: 800; text-transform: uppercase; color: var(--gold); }
.nav-desktop a:hover { color: #fff; }
.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius);
  background: transparent;
}
.menu-toggle span[aria-hidden="true"] { display: block; height: 2px; margin: 6px 10px; background: #fff; }
.nav-mobile { display: grid; gap: 2px; padding: 0 16px 16px; background: var(--ink); }
.nav-mobile[hidden] { display: none; }
.nav-mobile a { padding: 12px; border-radius: var(--radius); color: var(--gold); font-weight: 800; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 14px 20px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-weight: 900;
  text-align: center;
  cursor: pointer;
}
.btn-primary { background: var(--gold); color: #111827; box-shadow: 0 14px 30px rgba(245, 183, 63, 0.24); }
.btn-primary:hover { background: var(--gold-2); }
.btn-outline { background: transparent; color: #fff; border-color: rgba(255, 255, 255, 0.3); }
.btn-outline:hover { border-color: var(--gold); color: var(--gold); }
.btn-header { min-height: 42px; padding: 10px 14px; background: var(--gold); color: #111827; }
.btn-full { width: 100%; }

.sales-hero {
  background:
    linear-gradient(135deg, rgba(245, 183, 63, 0.12), transparent 34%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 100%);
  color: #fff;
  padding: 88px 0 78px;
}
.sales-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(330px, 0.95fr);
  gap: 56px;
  align-items: center;
}
.kicker {
  margin: 0 0 12px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}
h1, h2, h3, p { overflow-wrap: anywhere; }
h1 {
  margin: 0;
  font-size: 50px;
  line-height: 1.04;
  letter-spacing: 0;
}
h2 {
  margin: 0;
  font-size: 36px;
  line-height: 1.14;
  letter-spacing: 0;
}
h3 { margin: 0 0 8px; font-size: 20px; line-height: 1.2; }
.hero-lead {
  margin: 22px 0 0;
  color: #dbeafe;
  font-size: 20px;
  max-width: 720px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 30px 0 16px;
}
.affiliate-note { color: #cbd5e1; margin: 0; font-size: 14px; max-width: 680px; }

.visual-board {
  background: #f8fafc;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}
.board-toolbar { display: flex; gap: 7px; margin-bottom: 14px; }
.board-toolbar span { width: 10px; height: 10px; border-radius: 999px; background: #94a3b8; }
.project-preview {
  position: relative;
  min-height: 360px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(90deg, rgba(8, 47, 58, 0.08) 1px, transparent 1px),
    linear-gradient(rgba(8, 47, 58, 0.08) 1px, transparent 1px),
    #fff;
  background-size: 28px 28px;
}
.wall, .floor, .table, .sheet { position: absolute; display: block; }
.wall-a { width: 190px; height: 130px; left: 62px; top: 80px; transform: skewY(-24deg); background: rgba(245, 183, 63, 0.24); border: 2px solid var(--gold); }
.wall-b { width: 190px; height: 130px; left: 178px; top: 106px; transform: skewY(24deg); background: rgba(15, 118, 110, 0.16); border: 2px solid var(--green); }
.floor { width: 270px; height: 90px; left: 80px; top: 230px; transform: skewX(-32deg); background: rgba(8, 47, 58, 0.08); border: 2px solid #94a3b8; }
.table { width: 74px; height: 48px; left: 170px; top: 202px; transform: skewX(-22deg); border: 2px solid var(--ink); background: #fff; }
.sheet-a { width: 86px; height: 118px; right: 34px; top: 44px; background: #fff; border: 2px solid #94a3b8; box-shadow: 0 10px 24px rgba(15, 23, 42, 0.12); }
.sheet-b { width: 112px; height: 72px; right: 52px; bottom: 42px; background: #fff; border: 2px solid var(--gold); box-shadow: 0 10px 24px rgba(15, 23, 42, 0.12); }
.preview-labels { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 14px; }
.preview-labels span { padding: 10px; border-radius: var(--radius); background: #fff; color: var(--ink); font-size: 13px; font-weight: 900; text-align: center; }

.dark-band {
  padding: 66px 0;
  color: #fff;
  background: var(--ink);
}
.center-block { max-width: 850px; text-align: center; }
.center-block p:not(.kicker), .dark-band .plain-list { color: #dbeafe; font-size: 18px; }
.video-placeholder,
.video-embed {
  margin: 34px auto 0;
  min-height: 310px;
  max-width: 760px;
  border: 1px solid rgba(245, 183, 63, 0.4);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(245, 183, 63, 0.16), transparent 45%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
}
.video-placeholder {
  display: grid;
  place-items: center;
  gap: 8px;
}
.video-embed {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  min-height: 0;
}
.video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.video-placeholder strong { font-size: 24px; }
.video-placeholder small { color: #cbd5e1; max-width: 420px; }
.play-dot {
  width: 64px;
  height: 64px;
  border-radius: 999px;
  background: var(--gold);
  position: relative;
}
.play-dot::after {
  content: "";
  position: absolute;
  left: 25px;
  top: 19px;
  border-left: 18px solid var(--ink);
  border-top: 13px solid transparent;
  border-bottom: 13px solid transparent;
}
.section { padding: 78px 0; }
.section-muted { background: var(--soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.media-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}
.media-section.reverse { grid-template-columns: 1fr 1fr; }
.section-copy p { color: var(--muted); font-size: 18px; }
.mock-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.mock-gallery span {
  min-height: 150px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(245, 183, 63, 0.2), transparent 36%),
    linear-gradient(180deg, #fff, #eef6f7);
  box-shadow: 0 14px 30px rgba(15, 23, 42, 0.07);
}
.layout-preview {
  position: relative;
  min-height: 420px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.ai-preview {
  position: relative;
  min-height: 410px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at 28% 25%, rgba(245, 183, 63, 0.34), transparent 24%),
    radial-gradient(circle at 78% 70%, rgba(15, 118, 110, 0.22), transparent 26%),
    #fff;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.ai-frame {
  position: absolute;
  display: block;
  border: 2px solid var(--ink);
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 18px 34px rgba(15, 23, 42, 0.1);
}
.frame-a { width: 52%; height: 52%; left: 13%; top: 17%; transform: rotate(-4deg); }
.frame-b { width: 46%; height: 42%; right: 12%; bottom: 14%; border-color: var(--gold); transform: rotate(5deg); }
.ai-spark {
  position: absolute;
  display: block;
  width: 18px;
  height: 18px;
  transform: rotate(45deg);
  background: var(--gold);
}
.spark-a { left: 18%; bottom: 18%; }
.spark-b { right: 24%; top: 18%; background: var(--green); }
.spark-c { right: 12%; bottom: 42%; }
.paper { position: absolute; display: block; background: #fff; border: 2px solid #94a3b8; }
.paper-main { width: 72%; height: 72%; left: 12%; top: 12%; }
.paper-side { width: 30%; height: 38%; right: 8%; top: 20%; border-color: var(--gold); }
.dimension { position: absolute; display: block; background: var(--ink); }
.dim-a { width: 52%; height: 2px; left: 18%; bottom: 20%; }
.dim-b { width: 2px; height: 44%; left: 20%; top: 18%; }
.stamp { position: absolute; right: 16%; bottom: 18%; width: 96px; height: 54px; border: 2px solid var(--green); background: rgba(15, 118, 110, 0.08); }
.check-list {
  margin: 22px 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}
.check-list li {
  position: relative;
  padding-left: 30px;
  color: var(--muted);
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: var(--gold);
}
.check-list.compact { margin-bottom: 0; }
.section-heading { max-width: 800px; margin-bottom: 34px; }
.section-heading.center { text-align: center; margin-left: auto; margin-right: auto; }
.section-heading p { color: var(--muted); font-size: 18px; }
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.feature-card, .notice-card, .price-box {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  padding: 24px;
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.06);
}
.feature-card p, .notice-card p, .price-box p { margin: 0; color: var(--muted); }
.receive-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.receive-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.06);
}
.receive-card span {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 16px;
  border-radius: 999px;
  color: var(--ink);
  background: var(--gold);
  font-weight: 900;
}
.receive-card p { margin: 0; color: var(--muted); }
.bonus-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.bonus-list span {
  display: block;
  padding: 16px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: #fff;
  color: var(--muted);
  font-weight: 800;
}
.split-stats {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: start;
}
.plain-list { margin: 0; padding-left: 22px; }
.plain-list li + li { margin-top: 12px; }
.assurance-panel {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 36px;
  align-items: center;
}
.assurance-panel p:not(.kicker) { color: #dbeafe; font-size: 18px; }
.offer-panel {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: stretch;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  padding: 28px;
  box-shadow: var(--shadow);
}
.plan-grid { display: grid; gap: 16px; }
.offer-copy p { color: var(--muted); font-size: 18px; }
.price-box {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
  display: grid;
  align-content: center;
  gap: 18px;
}
.price-box-alt {
  background: #103f4a;
  border-color: #103f4a;
}
.price-box p { color: #cbd5e1; }
.badge {
  display: inline-flex;
  width: fit-content;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(245, 183, 63, 0.14);
  color: var(--gold);
  border: 1px solid rgba(245, 183, 63, 0.35);
  font-weight: 900;
  font-size: 12px;
  text-transform: uppercase;
}
.notice-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.notice-card h2 { font-size: 28px; margin-bottom: 12px; }
.text-link { display: inline-block; margin-top: 16px; color: var(--green); font-weight: 900; text-decoration: underline; text-underline-offset: 3px; }
.narrow { max-width: 860px; }
.faq-list { display: grid; gap: 12px; }
details { padding: 18px 20px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
summary { cursor: pointer; font-weight: 900; }
details p { margin: 12px 0 0; color: var(--muted); }
.final-cta {
  padding: 72px 0;
  color: #fff;
  background: linear-gradient(135deg, var(--ink), var(--ink-2));
}
.final-cta-inner { max-width: 760px; text-align: center; }
.final-cta p { color: #dbeafe; font-size: 18px; }
.legal-strip {
  padding: 18px 0;
  color: var(--muted);
  background: #fff;
  border-top: 1px solid var(--line);
}
.legal-strip-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  font-size: 14px;
}
.legal-strip nav { display: flex; flex-wrap: wrap; gap: 14px; font-weight: 800; }
.legal-strip a:hover { color: var(--green); }

.legal-main { background: var(--soft); padding: 64px 0; min-height: 72vh; }
.legal-card {
  max-width: 880px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
}
.legal-card h1 { margin: 0 0 18px; font-size: 40px; line-height: 1.1; }
.legal-card h2 { font-size: 24px; margin: 28px 0 10px; }
.legal-card p, .legal-card li { color: var(--muted); }
.legal-card a { color: var(--green); text-decoration: underline; text-underline-offset: 3px; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--ink);
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.site-footer { display: none; }

@media (max-width: 980px) {
  .nav-desktop, .btn-header { display: none; }
  .menu-toggle { display: block; }
  .sales-hero { padding: 58px 0; }
  .sales-hero-grid, .media-section, .media-section.reverse, .split-stats, .offer-panel, .assurance-panel {
    grid-template-columns: 1fr;
  }
  .feature-grid, .receive-grid, .bonus-list { grid-template-columns: repeat(2, 1fr); }
  h1 { font-size: 39px; }
  h2 { font-size: 30px; }
}

@media (max-width: 680px) {
  .container { width: min(100% - 24px, var(--container)); }
  .brand { min-width: 0; }
  .brand small { display: none; }
  .topbar-inner, .header-inner { min-height: 68px; }
  .brand-mark { width: 42px; height: 42px; }
  .hero-actions, .preview-labels, .notice-grid, .feature-grid, .legal-strip-inner {
    display: grid;
    grid-template-columns: 1fr;
  }
  .btn { width: 100%; }
  .mock-gallery { grid-template-columns: 1fr; }
  .project-preview, .layout-preview, .ai-preview, .video-placeholder { min-height: 320px; }
  .receive-grid, .bonus-list { grid-template-columns: 1fr; }
  h1 { font-size: 32px; }
  h2 { font-size: 27px; }
  .hero-lead, .section-copy p, .section-heading p { font-size: 16px; }
  .section, .dark-band { padding: 54px 0; }
  .legal-card { padding: 24px; }
  .legal-card h1 { font-size: 32px; }
}