:root {
  --cyan: #56d7e3;
  --cyan-deep: #19c2d1;
  --cyan-soft: #eafbfd;
  --ink: #111111;
  --ink-muted: #4c5c63;
  --white: #ffffff;
  --border: #dce8ed;
  --surface: #f7fbfc;
  --shadow: 0 24px 60px rgba(17, 17, 17, 0.08);
  --radius-xl: 32px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 999px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Satoshi", "Avenir Next", "Helvetica Neue", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top right, rgba(86, 215, 227, 0.18), transparent 28%),
    linear-gradient(180deg, #ffffff 0%, #f9fdfe 100%);
  line-height: 1.6;
}

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

img {
  max-width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px);
  background: rgba(255, 255, 255, 0.76);
  border-bottom: 1px solid rgba(220, 232, 237, 0.8);
}

.header-inner,
.section-inner,
.footer-inner {
  width: min(var(--max-width), calc(100% - 32px));
  margin: 0 auto;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 76px;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.86rem;
}

.brand-dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--ink), var(--cyan));
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.mobile-menu {
  display: none;
}

.mobile-menu summary {
  list-style: none;
}

.mobile-menu summary::-webkit-details-marker {
  display: none;
}

.nav-link {
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  color: var(--ink-muted);
  font-size: 0.95rem;
  white-space: nowrap;
  transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
  background: var(--ink);
  color: var(--white);
  transform: translateY(-1px);
}

.mobile-menu summary,
.mobile-menu-panel {
  border: 1px solid rgba(17, 17, 17, 0.12);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
}

.mobile-menu summary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 92px;
  padding: 11px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
}

.mobile-menu-panel {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  display: grid;
  gap: 8px;
  min-width: min(320px, calc(100vw - 22px));
  padding: 12px;
  border-radius: 22px;
}

.mobile-menu-panel .nav-link {
  display: block;
}

.announcement {
  border-bottom: 1px solid rgba(17, 17, 17, 0.08);
  background: linear-gradient(90deg, rgba(86, 215, 227, 0.24), rgba(255, 255, 255, 0.9));
}

.announcement .section-inner {
  padding: 10px 0;
  font-size: 0.9rem;
  color: var(--ink);
}

.announcement strong {
  font-weight: 700;
}

.poster-hero {
  min-height: calc(100vh - 126px);
  background:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.42), transparent 26%),
    linear-gradient(135deg, #6ce5f0 0%, #56d7e3 38%, #33c8d8 100%);
  display: flex;
  align-items: flex-end;
}

.poster-hero .section-inner {
  padding: 88px 0 54px;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  margin-bottom: 22px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid rgba(17, 17, 17, 0.08);
  font-size: 0.84rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.poster-title {
  margin: 0;
  font-size: clamp(4.8rem, 14vw, 12rem);
  line-height: 0.9;
  letter-spacing: -0.08em;
  text-transform: uppercase;
  max-width: 9ch;
}

.hero-subgrid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(260px, 0.8fr);
  gap: 28px;
  align-items: end;
  margin-top: 26px;
}

.hero-copy {
  max-width: 620px;
  font-size: 1.06rem;
  color: rgba(17, 17, 17, 0.82);
}

.hero-note {
  padding: 20px;
  border-radius: var(--radius-lg);
  background: rgba(17, 17, 17, 0.9);
  color: var(--white);
  box-shadow: var(--shadow);
}

.hero-note p {
  margin: 0;
  color: rgba(255, 255, 255, 0.8);
}

.scroll-cue {
  display: inline-flex;
  margin-top: 30px;
  padding: 11px 16px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.74);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section {
  padding: 88px 0;
}

.section-muted {
  background:
    radial-gradient(circle at top left, rgba(86, 215, 227, 0.16), transparent 24%),
    var(--surface);
}

.section-intro {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.7fr);
  gap: 36px;
  margin-bottom: 34px;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 16px;
  color: var(--cyan-deep);
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

.section-title {
  margin: 0;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1;
  letter-spacing: -0.05em;
}

.section-copy,
.article-lead,
.article-body p,
.card p,
.stat-card p,
.cta-panel p,
.faq-item p {
  color: var(--ink-muted);
}

.grid-4,
.grid-3,
.grid-2 {
  display: grid;
  gap: 20px;
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card,
.stat-card,
.cta-panel,
.article-panel,
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.84);
  box-shadow: var(--shadow);
}

.card {
  padding: 24px;
}

.card-number {
  display: inline-flex;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  border-radius: 50%;
  background: var(--cyan-soft);
  color: var(--ink);
  font-weight: 800;
}

.card h3,
.stat-card h3,
.article-panel h3,
.faq-item h3 {
  margin: 0 0 10px;
  font-size: 1.3rem;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.card-link,
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  color: var(--ink);
  font-weight: 700;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.pill {
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: var(--white);
  border: 1px solid var(--border);
  color: var(--ink-muted);
}

.quote-band {
  padding: 34px;
  border-radius: var(--radius-xl);
  background: var(--ink);
  color: var(--white);
}

.quote-band p {
  margin: 0;
  font-size: clamp(1.4rem, 2.8vw, 2.3rem);
  line-height: 1.15;
  letter-spacing: -0.04em;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.stat-card {
  padding: 24px;
}

.stat-value {
  margin: 0 0 10px;
  font-size: 2.3rem;
  font-weight: 800;
  letter-spacing: -0.05em;
}

.article-hero {
  padding: 88px 0 48px;
}

.article-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(260px, 0.7fr);
  gap: 28px;
  align-items: start;
}

.article-title {
  margin: 0 0 20px;
  font-size: clamp(3rem, 7vw, 5.8rem);
  line-height: 0.95;
  letter-spacing: -0.08em;
}

.article-panel {
  padding: 22px;
}

.article-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(250px, 0.6fr);
  gap: 22px;
  align-items: start;
}

.article-body {
  display: grid;
  gap: 18px;
}

.article-block {
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.86);
}

.article-block h2 {
  margin: 0 0 14px;
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.article-block ul {
  padding-left: 18px;
  margin: 14px 0 0;
  color: var(--ink-muted);
}

.article-block li + li {
  margin-top: 10px;
}

.side-stack {
  display: grid;
  gap: 18px;
  position: sticky;
  top: 110px;
}

.side-card {
  padding: 22px;
  border-radius: var(--radius-lg);
  background: var(--ink);
  color: var(--white);
  box-shadow: var(--shadow);
}

.side-card.alt {
  background: linear-gradient(180deg, var(--cyan-soft), #ffffff);
  color: var(--ink);
  border: 1px solid var(--border);
}

.side-card p,
.side-card li {
  color: rgba(255, 255, 255, 0.78);
}

.side-card.alt p,
.side-card.alt li {
  color: var(--ink-muted);
}

.side-card ul {
  margin: 14px 0 0;
  padding-left: 18px;
}

.utility-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.form-card {
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow);
}

.form-card h3 {
  margin: 0 0 10px;
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
}

.form-card > p {
  margin: 0 0 22px;
  color: var(--ink-muted);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.field {
  display: grid;
  gap: 8px;
}

.field-full {
  grid-column: 1 / -1;
}

.field label,
.field legend {
  margin: 0;
  font-size: 0.94rem;
  font-weight: 700;
  color: var(--ink);
}

.field input {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: #ffffff;
  color: var(--ink);
  font: inherit;
}

.fieldset {
  margin: 0;
  padding: 0;
  border: 0;
}

.toggle-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.toggle-row label {
  position: relative;
}

.toggle-row input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.toggle-row span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 72px;
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: #ffffff;
  color: var(--ink-muted);
  font-weight: 700;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.toggle-row input:checked + span {
  background: var(--ink);
  color: var(--white);
  border-color: var(--ink);
  transform: translateY(-1px);
}

.form-help {
  margin: 10px 0 0;
  color: var(--ink-muted);
  font-size: 0.9rem;
}

.result-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(17, 17, 17, 0.5);
}

.result-modal.is-open {
  display: flex;
}

.result-panel {
  width: min(560px, 100%);
  padding: 28px;
  border-radius: 28px;
  background: #ffffff;
  box-shadow: 0 30px 80px rgba(17, 17, 17, 0.22);
}

.result-status {
  display: inline-flex;
  margin-bottom: 14px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.result-status.yes {
  background: var(--cyan-soft);
  color: var(--cyan-deep);
}

.result-status.no {
  background: rgba(17, 17, 17, 0.08);
  color: var(--ink);
}

.result-panel h3 {
  margin: 0 0 10px;
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 0.96;
  letter-spacing: -0.06em;
}

.result-panel p {
  margin: 0;
  color: var(--ink-muted);
}

.reason-list {
  margin: 16px 0 0;
  padding-left: 20px;
  color: var(--ink-muted);
}

.modal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.cta-panel {
  padding: 28px;
}

.button,
.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 18px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  transition: transform 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.button {
  background: var(--ink);
  color: var(--white);
}

.button-secondary {
  background: var(--cyan-soft);
  color: var(--ink);
}

.button:hover,
.button-secondary:hover {
  transform: translateY(-1px);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.faq-list {
  display: grid;
  gap: 16px;
}

.faq-group {
  display: grid;
  gap: 16px;
}

.faq-group-title {
  margin: 10px 0 4px;
  font-size: clamp(1.8rem, 3.2vw, 2.7rem);
  line-height: 1;
  letter-spacing: -0.05em;
}

.faq-item {
  padding: 22px;
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-size: 1.3rem;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  flex: 0 0 auto;
  font-size: 1.6rem;
  line-height: 1;
  color: var(--cyan-deep);
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-answer {
  padding-top: 18px;
}

.faq-answer p {
  margin: 0;
}

.faq-item ul {
  margin: 14px 0 0;
  padding-left: 20px;
  color: var(--ink-muted);
}

.faq-item li + li {
  margin-top: 8px;
}

.site-footer {
  padding: 34px 0 48px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 20px;
  color: var(--ink-muted);
  font-size: 0.95rem;
}

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

@media (max-width: 1024px) {
  .grid-4,
  .grid-3,
  .stats-row,
  .section-intro,
  .article-hero-grid,
  .article-shell,
  .hero-subgrid,
  .utility-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 820px) {
  .header-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 14px 0;
  }

  .desktop-nav {
    display: none;
  }

  .grid-4,
  .grid-3,
  .grid-2,
  .stats-row,
  .section-intro,
  .article-hero-grid,
  .article-shell,
  .hero-subgrid,
  .utility-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .poster-hero {
    min-height: auto;
  }

  .poster-hero .section-inner,
  .article-hero,
  .section {
    padding-top: 64px;
    padding-bottom: 64px;
  }

  .article-hero {
    padding-top: 64px;
    padding-bottom: 0px;
  }

  .poster-title {
    max-width: 100%;
  }

  .hero-note,
  .article-panel,
  .cta-panel,
  .side-card,
  .form-card,
  .result-panel {
    box-shadow: 0 16px 40px rgba(17, 17, 17, 0.08);
  }

  .side-stack {
    position: static;
  }

  .mobile-menu {
    position: relative;
    display: block;
  }

  .home-page .hero-subgrid {
    display: none;
  }

  .home-page .scroll-cue {
    margin-top: 24px;
  }

  .home-page .poster-hero {
    min-height: calc(100svh - 118px);
  }

  .home-page .poster-hero .section-inner {
    min-height: inherit;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
  }

  .home-page .hero-kicker {
    margin-bottom: 0;
  }

  .home-page .poster-title {
    margin-top: auto;
  }
}

@media (max-width: 520px) {
  .section-inner,
  .header-inner,
  .footer-inner {
    width: min(var(--max-width), calc(100% - 22px));
  }

  .poster-title {
    font-size: clamp(3.6rem, 20vw, 6rem);
  }

  .article-title {
    font-size: clamp(2.4rem, 14vw, 4rem);
  }

  .announcement .section-inner {
    font-size: 0.82rem;
  }

  .hero-kicker,
  .scroll-cue,
  .nav-link {
    font-size: 0.8rem;
  }

  .hero-copy,
  .article-lead,
  .section-copy {
    font-size: 0.98rem;
  }

  .poster-hero .section-inner {
    padding-top: 44px;
    padding-bottom: 44px;
  }

  .button,
  .button-secondary {
    width: 100%;
  }

  .toggle-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .card,
  .stat-card,
  .article-panel,
  .article-block,
  .cta-panel,
  .faq-item,
  .side-card,
  .form-card,
  .result-panel {
    padding: 20px;
  }
}