:root {
  --primary: #16a5ef;
  --primary-deep: #123c9c;
  --primary-soft: #6fdcff;
  --ink: #11213e;
  --muted: #5d6b87;
  --line: rgba(17, 33, 62, 0.12);
  --surface: #ffffff;
  --surface-soft: #f4f9ff;
  --surface-strong: #e9f5ff;
  --panel: rgba(255, 255, 255, 0.82);
  --shadow: 0 24px 64px rgba(18, 60, 156, 0.14);
  --radius: 24px;
  --radius-sm: 16px;
  --container: min(1180px, calc(100vw - 32px));
  --header-height: 84px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(111, 220, 255, 0.32), transparent 34%),
    radial-gradient(circle at 85% 20%, rgba(22, 165, 239, 0.18), transparent 22%),
    linear-gradient(180deg, #f8fcff 0%, #ffffff 24%, #f5f9ff 100%);
  line-height: 1.65;
  min-width: 320px;
}

body.menu-open {
  overflow: hidden;
}

img {
  max-width: 100%;
  display: block;
}

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

button,
input,
textarea,
select {
  font: inherit;
}

.page-shell {
  position: relative;
  overflow: clip;
}

.page-shell::before,
.page-shell::after {
  content: "";
  position: fixed;
  inset: auto;
  width: 420px;
  height: 420px;
  border-radius: 999px;
  filter: blur(16px);
  pointer-events: none;
  opacity: 0.38;
  z-index: -1;
}

.page-shell::before {
  top: 90px;
  right: -140px;
  background: radial-gradient(circle, rgba(22, 165, 239, 0.32), transparent 65%);
}

.page-shell::after {
  bottom: 20px;
  left: -160px;
  background: radial-gradient(circle, rgba(18, 60, 156, 0.24), transparent 65%);
}

.container {
  width: var(--container);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(248, 252, 255, 0.74);
  border-bottom: 1px solid rgba(17, 33, 62, 0.08);
}

.header-inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.brand img {
  width: 50px;
  height: 50px;
  border-radius: 10px;
  object-fit: cover;
  box-shadow: 0 10px 24px rgba(18, 60, 156, 0.16);
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-text strong {
  font-size: 1rem;
}

.brand-text span {
  font-size: 0.76rem;
  color: var(--muted);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-wrap {
  display: flex;
  align-items: center;
  gap: 18px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 10px;
}

.site-nav a {
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted);
  font-weight: 600;
  transition: background-color 0.25s ease, color 0.25s ease, transform 0.25s ease;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a.is-active {
  background: rgba(22, 165, 239, 0.12);
  color: var(--primary-deep);
  transform: translateY(-1px);
}

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  border: 1px solid rgba(17, 33, 62, 0.1);
  background: rgba(255, 255, 255, 0.9);
  color: var(--primary-deep);
  font-size: 1.25rem;
  cursor: pointer;
}

.cta,
.secondary-cta,
.ghost-cta,
.store-button,
.submit-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 0;
  cursor: pointer;
  font-weight: 700;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease;
}

.cta,
.submit-button {
  padding: 15px 22px;
  background: linear-gradient(135deg, var(--primary), var(--primary-deep));
  color: #ffffff;
  border-radius: 16px;
  box-shadow: 0 16px 30px rgba(18, 60, 156, 0.2);
}

.secondary-cta {
  padding: 15px 22px;
  background: rgba(22, 165, 239, 0.12);
  color: var(--primary-deep);
  border-radius: 16px;
}

.ghost-cta {
  padding: 14px 18px;
  border-radius: 16px;
  background: rgba(17, 33, 62, 0.05);
  color: var(--ink);
}

.cta:hover,
.secondary-cta:hover,
.ghost-cta:hover,
.store-button:hover,
.submit-button:hover {
  transform: translateY(-2px);
}

main {
  display: block;
}

.hero {
  padding: 72px 0 34px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 30px;
  align-items: stretch;
}

.hero-copy,
.hero-visual,
.section-panel,
.legal-panel,
.contact-grid,
.download-grid,
.story-grid,
.mobile-about {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow: var(--shadow);
  border-radius: 30px;
}

.hero-copy {
  padding: 36px;
  position: relative;
  overflow: hidden;
}

.hero-copy::after {
  content: "";
  position: absolute;
  right: -40px;
  top: -40px;
  width: 180px;
  height: 180px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(111, 220, 255, 0.4), transparent 72%);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(22, 165, 239, 0.12);
  color: var(--primary-deep);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  line-height: 1.08;
}

h1 {
  font-size: clamp(2.8rem, 5vw, 4.45rem);
  margin-top: 20px;
  max-width: 10ch;
}

h2 {
  font-size: clamp(2rem, 3.5vw, 3rem);
  max-width: 12ch;
}

h3 {
  font-size: 1.35rem;
}

p {
  margin: 0;
}

.lead {
  margin-top: 22px;
  font-size: 1.08rem;
  color: var(--muted);
  max-width: 62ch;
}

.hero-actions,
.dual-actions,
.download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 32px;
}

.metric {
  padding: 18px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(17, 33, 62, 0.08);
}

.metric strong {
  display: block;
  font-size: 1.5rem;
  color: var(--primary-deep);
}

.metric span {
  display: block;
  font-size: 0.9rem;
  color: var(--muted);
  margin-top: 6px;
}

.hero-visual {
  padding: 22px;
  display: grid;
  grid-template-rows: auto auto;
  gap: 18px;
  overflow: hidden;
  position: relative;
}

.hero-photo {
  min-height: 420px;
  border-radius: 26px;
  overflow: hidden;
  position: relative;
}

.hero-photo img,
.story-photo img,
.download-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-photo::after,
.story-photo::after,
.download-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(17, 33, 62, 0.04), rgba(17, 33, 62, 0.48));
}

.visual-strips {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 16px;
}

.info-slab,
.chart-card,
.glow-card,
.story-card,
.quote-card,
.legal-summary,
.stat-card,
.promise-card,
.info-card,
.faq-item,
.step-card,
.download-card,
.compat-card,
.contact-card,
.form-panel,
.signal-card,
.badge-card {
  border-radius: 24px;
  border: 1px solid rgba(17, 33, 62, 0.08);
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 16px 36px rgba(18, 60, 156, 0.08);
}

.info-slab,
.chart-card,
.glow-card,
.story-card,
.quote-card,
.legal-summary,
.stat-card,
.promise-card,
.info-card,
.faq-item,
.step-card,
.download-card,
.compat-card,
.contact-card,
.form-panel,
.signal-card,
.badge-card {
  padding: 22px;
}

.chart-card {
  background:
    linear-gradient(180deg, rgba(18, 60, 156, 0.92), rgba(9, 18, 51, 0.96)),
    linear-gradient(135deg, rgba(22, 165, 239, 0.5), transparent 60%);
  color: #e9f7ff;
  position: relative;
  overflow: hidden;
}

.chart-card::before {
  content: "";
  position: absolute;
  inset: 16px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.chart-grid {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.chart-row {
  display: grid;
  grid-template-columns: 92px 1fr auto;
  gap: 12px;
  align-items: center;
  font-size: 0.94rem;
}

.bar-track {
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--primary-soft), #ffffff);
}

.fill-86 {
  width: 86%;
}

.fill-72 {
  width: 72%;
}

.fill-64 {
  width: 64%;
}

.glow-card {
  background:
    radial-gradient(circle at top right, rgba(111, 220, 255, 0.32), transparent 55%),
    linear-gradient(180deg, rgba(233, 245, 255, 0.85), rgba(255, 255, 255, 0.96));
}

.signal-list,
.chip-list,
.bullets,
.legal-list,
.compat-list,
.download-list {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.signal-list div,
.legal-list li,
.compat-list li,
.download-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.dot,
.list-mark {
  width: 12px;
  height: 12px;
  margin-top: 8px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary), var(--primary-deep));
  flex: none;
}

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

.chip {
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(22, 165, 239, 0.08);
  color: var(--primary-deep);
  font-weight: 700;
}

.section {
  padding: 40px 0;
}

.section-panel {
  padding: 34px;
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 28px;
}

.section-head p {
  max-width: 54ch;
  color: var(--muted);
}

.feature-grid,
.scenario-grid,
.trust-grid,
.policy-grid,
.faq-grid,
.stories-grid,
.stats-grid,
.contact-cards,
.download-cards {
  display: grid;
  gap: 18px;
}

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

.scenario-grid,
.policy-grid,
.stats-grid,
.download-cards {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.stories-grid {
  grid-template-columns: 1.05fr 0.95fr;
}

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

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(18, 60, 156, 0.08);
  color: var(--primary-deep);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.feature-card,
.scenario-card {
  padding: 24px;
  border-radius: 24px;
  border: 1px solid rgba(17, 33, 62, 0.08);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 16px 36px rgba(18, 60, 156, 0.08);
}

.feature-card h3,
.scenario-card h3,
.quote-card h3,
.promise-card h3,
.compat-card h3,
.contact-card h3,
.download-card h3 {
  margin-top: 16px;
}

.icon-bubble {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  background: linear-gradient(135deg, rgba(22, 165, 239, 0.16), rgba(18, 60, 156, 0.18));
  color: var(--primary-deep);
}

.feature-card p,
.scenario-card p,
.story-card p,
.quote-card p,
.contact-card p,
.download-card p,
.info-card p,
.promise-card p,
.compat-card p,
.stat-card p {
  margin-top: 12px;
  color: var(--muted);
}

.contact-link {
  color: var(--primary-deep);
  font-weight: 800;
  word-break: break-word;
}

.emphasis-line {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
  color: var(--primary-deep);
  font-weight: 700;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.step-number {
  width: 48px;
  height: 48px;
  border-radius: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--primary-deep));
  color: #ffffff;
  font-weight: 800;
  font-size: 1.05rem;
}

.story-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.92fr);
  gap: 20px;
  align-items: stretch;
}

.story-photo,
.download-photo {
  min-height: 100%;
  border-radius: 26px;
  overflow: hidden;
  position: relative;
}

.story-stack,
.download-stack {
  display: grid;
  gap: 18px;
}

.stats-grid {
  margin-top: 22px;
}

.stat-card strong {
  display: block;
  font-size: 2rem;
  color: var(--primary-deep);
}

.legal-hero {
  padding: 68px 0 28px;
}

.legal-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(300px, 0.5fr);
  gap: 20px;
  align-items: start;
}

.legal-panel {
  padding: 34px;
}

.legal-summary {
  position: sticky;
  top: calc(var(--header-height) + 18px);
}

.summary-record {
  margin-top: 18px;
}

.legal-content {
  display: grid;
  gap: 18px;
  margin-top: 26px;
}

.legal-card {
  padding: 24px;
  border-radius: 24px;
  border: 1px solid rgba(17, 33, 62, 0.08);
  background: rgba(255, 255, 255, 0.92);
}

.legal-card h3 {
  margin-bottom: 12px;
}

.legal-card p + p,
.legal-card ul,
.legal-card ol {
  margin-top: 12px;
}

.legal-card ul,
.legal-card ol {
  padding-left: 20px;
  color: var(--muted);
}

.callout {
  padding: 18px 20px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(22, 165, 239, 0.12), rgba(18, 60, 156, 0.12));
  border: 1px solid rgba(22, 165, 239, 0.18);
  color: var(--primary-deep);
  font-weight: 700;
}

.contact-hero,
.download-hero,
.about-hero {
  padding: 72px 0 34px;
}

.contact-grid,
.download-grid,
.story-grid {
  padding: 22px;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(300px, 0.82fr);
  gap: 18px;
}

.form-panel form {
  display: grid;
  gap: 16px;
  margin-top: 22px;
}

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

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

.field label {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--ink);
}

.field input,
.field textarea,
.field select {
  width: 100%;
  border: 1px solid rgba(17, 33, 62, 0.12);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.95);
  padding: 15px 16px;
  color: var(--ink);
  outline: none;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.field textarea {
  min-height: 160px;
  resize: vertical;
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  border-color: rgba(22, 165, 239, 0.8);
  box-shadow: 0 0 0 4px rgba(22, 165, 239, 0.12);
}

.consent-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(22, 165, 239, 0.08);
}

.consent-row input {
  margin-top: 4px;
}

.form-note,
.feedback {
  color: var(--muted);
  font-size: 0.95rem;
}

.feedback {
  min-height: 24px;
}

.feedback.error {
  color: #b42318;
}

.feedback.success {
  color: #0b6e4f;
}

.download-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 0.9fr);
  gap: 18px;
  align-items: stretch;
}

.store-pair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.store-button {
  width: 100%;
  min-height: 86px;
  padding: 18px;
  border-radius: 24px;
  background: linear-gradient(135deg, #101828, #20304f);
  color: #ffffff;
  text-align: left;
  justify-content: flex-start;
}

.store-mark {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.12);
  font-size: 1.2rem;
}

.store-copy strong,
.store-copy span {
  display: block;
}

.store-copy strong {
  font-size: 1rem;
}

.store-copy span {
  font-size: 0.8rem;
  opacity: 0.72;
  margin-bottom: 3px;
}

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

.faq-item p {
  margin-top: 10px;
  color: var(--muted);
}

.site-footer {
  padding: 44px 0 54px;
}

.footer-panel {
  padding: 28px;
  border-radius: 28px;
  background: rgba(17, 33, 62, 0.96);
  color: rgba(255, 255, 255, 0.88);
  box-shadow: 0 24px 48px rgba(17, 33, 62, 0.18);
}

.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.footer-brand img {
  width: 50px;
  height: 50px;
  border-radius: 10px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-links a {
  padding: 8px 12px;
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.84);
  background: rgba(255, 255, 255, 0.08);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 18px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.94rem;
}

.fade-in {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.mobile-about {
  width: min(740px, calc(100vw - 24px));
  margin: 18px auto 36px;
  padding: 20px;
}

.mobile-about .mobile-head {
  display: grid;
  gap: 18px;
}

.mobile-about .brand-lockup {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mobile-about .brand-lockup img {
  width: 50px;
  height: 50px;
  border-radius: 10px;
}

.mobile-about .hero-stack,
.mobile-about .content-stack {
  display: grid;
  gap: 16px;
  margin-top: 18px;
}

.mobile-about .photo-frame {
  border-radius: 22px;
  overflow: hidden;
  position: relative;
}

.mobile-about .photo-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(17, 33, 62, 0.04), rgba(17, 33, 62, 0.24));
}

.mobile-about .content-card {
  padding: 20px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(17, 33, 62, 0.08);
}

.mobile-about .mini-grid {
  display: grid;
  gap: 12px;
}

.mobile-about .mini-stat {
  padding: 16px;
  border-radius: 18px;
  background: rgba(22, 165, 239, 0.08);
}

.mobile-about h1 {
  max-width: none;
  font-size: clamp(2.2rem, 10vw, 3.3rem);
}

@media (max-width: 1100px) {
  .hero-grid,
  .story-grid,
  .contact-grid,
  .download-grid,
  .legal-layout,
  .stories-grid {
    grid-template-columns: 1fr;
  }

  .legal-summary {
    position: static;
  }

  .feature-grid,
  .trust-grid,
  .contact-cards,
  .faq-grid,
  .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  :root {
    --header-height: 76px;
  }

  .menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .nav-wrap {
    position: fixed;
    inset: var(--header-height) 12px auto 12px;
    background: rgba(248, 252, 255, 0.96);
    border: 1px solid rgba(17, 33, 62, 0.08);
    border-radius: 24px;
    box-shadow: 0 24px 60px rgba(18, 60, 156, 0.18);
    padding: 16px;
    display: none;
    flex-direction: column;
    align-items: stretch;
  }

  .nav-wrap.is-open {
    display: flex;
  }

  .site-nav,
  .footer-top,
  .footer-bottom,
  .section-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav {
    width: 100%;
  }

  .site-nav a,
  .nav-wrap .cta {
    width: 100%;
  }

  .hero-copy,
  .hero-visual,
  .section-panel,
  .legal-panel,
  .contact-grid,
  .download-grid {
    padding: 24px;
    border-radius: 24px;
  }

  .hero-meta,
  .feature-grid,
  .scenario-grid,
  .trust-grid,
  .policy-grid,
  .faq-grid,
  .stats-grid,
  .contact-cards,
  .download-cards,
  .steps,
  .chip-list,
  .store-pair,
  .field-row {
    grid-template-columns: 1fr;
  }

  .visual-strips {
    grid-template-columns: 1fr;
  }

  h1 {
    max-width: none;
  }
}

@media (max-width: 540px) {
  .hero,
  .about-hero,
  .contact-hero,
  .download-hero,
  .legal-hero {
    padding-top: 54px;
  }

  .container {
    width: min(100vw - 20px, 1180px);
  }

  .hero-copy,
  .hero-visual,
  .section-panel,
  .legal-panel,
  .contact-grid,
  .download-grid,
  .footer-panel {
    padding: 20px;
  }

  .hero-photo {
    min-height: 320px;
  }
}