:root {
  --navy-950: #071526;
  --navy-900: #0b1f3a;
  --navy-800: #123154;
  --blue-600: #1769e0;
  --blue-100: #e8f1ff;
  --teal-600: #0f9d8a;
  --teal-500: #18b5a0;
  --teal-100: #daf7f1;
  --ink: #142238;
  --muted: #607089;
  --line: #dfe6ef;
  --surface: #ffffff;
  --surface-alt: #f4f7fb;
  --warning: #f7b955;
  --shadow: 0 24px 70px rgba(11, 31, 58, 0.12);
  --radius: 22px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--blue-600); text-decoration-thickness: 1.5px; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
button, input, textarea, select { font: inherit; }
:focus-visible { outline: 3px solid rgba(23, 105, 224, 0.35); outline-offset: 3px; }

.skip-link {
  position: fixed; top: 10px; left: 10px; z-index: 100;
  transform: translateY(-150%); padding: 10px 14px; border-radius: 10px;
  color: #fff; background: var(--navy-900);
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: sticky; top: 0; z-index: 50;
  border-bottom: 1px solid rgba(223, 230, 239, 0.85);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(18px);
}
.header-inner, .container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.header-inner { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { display: inline-flex; align-items: center; gap: 12px; flex: 0 0 auto; color: var(--navy-950); font-size: 21px; font-weight: 850; letter-spacing: -.025em; text-decoration: none; }
.brand img { width: 46px; height: 46px; border-radius: 12px; box-shadow: 0 6px 18px rgba(11,31,58,.16); }
.site-nav { display: flex; align-items: center; gap: 4px; }
.site-nav a {
  padding: 9px 13px; border-radius: 10px; color: var(--navy-800);
  font-size: 15px; font-weight: 700; text-decoration: none;
}
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--blue-600); background: var(--blue-100); }
.menu-button {
  display: none; width: 46px; height: 46px; padding: 10px; border: 1px solid var(--line);
  border-radius: 12px; background: #fff; color: var(--navy-900); cursor: pointer;
}
.menu-button span, .menu-button::before, .menu-button::after {
  content: ""; display: block; height: 2px; margin: 5px 0; border-radius: 4px; background: currentColor;
}

.hero {
  position: relative; overflow: hidden; padding: 96px 0 90px;
  background:
    radial-gradient(circle at 88% 12%, rgba(24, 181, 160, 0.18), transparent 29%),
    radial-gradient(circle at 12% 80%, rgba(23, 105, 224, 0.13), transparent 32%),
    linear-gradient(180deg, #fbfdff 0%, #f4f8fd 100%);
}
.hero::after { content: ""; position: absolute; inset: auto -10% -170px; height: 260px; border-radius: 50%; background: #fff; }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: .9fr 1.1fr; gap: 58px; align-items: center; }
.eyebrow { margin: 0 0 16px; color: var(--teal-600); font-size: 14px; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; }
.hero-brand-lockup { display: flex; align-items: center; gap: 16px; margin-bottom: 22px; }
.hero-brand-lockup img { width: 72px; height: 72px; flex: 0 0 auto; border-radius: 19px; box-shadow: 0 14px 34px rgba(11,31,58,.2); }
.hero-brand-lockup .eyebrow { max-width: 480px; margin: 0; line-height: 1.45; }
h1, h2, h3 { color: var(--navy-950); line-height: 1.15; letter-spacing: -0.035em; }
h1 { max-width: 780px; margin: 0 0 24px; font-size: clamp(2.65rem, 5.4vw, 4.8rem); }
h2 { margin: 0 0 18px; font-size: clamp(2rem, 4vw, 3.1rem); }
h3 { margin: 0 0 10px; font-size: 1.22rem; }
.lead { max-width: 720px; margin: 0 0 30px; color: var(--muted); font-size: clamp(1.08rem, 2vw, 1.28rem); }
.hero-actions, .cta-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.button {
  display: inline-flex; min-height: 50px; align-items: center; justify-content: center; gap: 9px;
  padding: 12px 20px; border: 1px solid transparent; border-radius: 12px;
  color: #fff; background: var(--blue-600); font-weight: 800; text-decoration: none;
  box-shadow: 0 10px 26px rgba(23, 105, 224, 0.18); transition: transform .2s ease, box-shadow .2s ease;
}
.button:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(23, 105, 224, 0.24); }
.button.secondary { color: var(--navy-900); background: #fff; border-color: var(--line); box-shadow: none; }
.button.ghost { color: var(--navy-900); background: transparent; border-color: rgba(11, 31, 58, 0.22); box-shadow: none; }
.button.is-disabled { color: #7d8999; background: #e8edf4; border-color: transparent; box-shadow: none; cursor: not-allowed; pointer-events: none; }
.hero-note { margin: 18px 0 0; color: var(--muted); font-size: 14px; }

.product-frame {
  position: relative; display: grid; width: min(100%, 620px); margin: 0 auto 48px; padding: 22px 22px 26px;
  grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; align-items: start; justify-items: center;
  border: 1px solid rgba(255,255,255,.75); border-radius: 35px; background: rgba(255,255,255,.6); box-shadow: var(--shadow);
}
.product-frame::before { content: ""; position: absolute; inset: 9% -13% auto auto; width: 150px; height: 150px; border-radius: 50%; background: rgba(45,212,191,.26); filter: blur(10px); }
.app-shot { position: relative; z-index: 2; width: 100%; max-width: 265px; margin: 0; text-align: center; }
.phone-shell { position: relative; overflow: hidden; width: 100%; aspect-ratio: 1206 / 2622; border: 7px solid #fff; border-radius: 30px; background: #f4f4f8; box-shadow: 0 18px 48px rgba(11,31,58,.22); }
.phone-shell img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }
.app-shot figcaption { display: flex; align-items: center; justify-content: center; gap: 8px; margin-top: 14px; color: var(--navy-800); font-size: 13px; font-weight: 800; }
.app-shot figcaption span { display: inline-grid; width: 28px; height: 28px; place-items: center; border-radius: 9px; color: var(--blue-600); background: var(--blue-100); font-size: 11px; }
.screen-copy-fix { position: absolute; z-index: 2; top: 15.3%; left: 3.6%; display: grid; width: 92.8%; min-height: 6.7%; padding: 2.5% 0 1%; place-items: start; color: #929292; background: #fff; font-size: clamp(7px, .72vw, 10px); line-height: 1.25; text-align: left; }
.floating-badge {
  position: absolute; z-index: 3; right: 50%; bottom: -42px; width: max-content; max-width: min(88%, 390px); padding: 13px 18px; transform: translateX(50%);
  border: 1px solid rgba(223,230,239,.8); border-radius: 16px; background: #fff; box-shadow: 0 14px 36px rgba(11,31,58,.14);
  color: var(--navy-900); font-size: 13px; font-weight: 750; text-align: center;
}
.floating-badge strong { display: inline; margin-right: 7px; color: var(--teal-600); font-size: 16px; }

.section { padding: 90px 0; }
.section.alt { background: var(--surface-alt); }
.section.dark { color: #dce7f5; background: var(--navy-950); }
.section.dark h2, .section.dark h3 { color: #fff; }
.section-heading { max-width: 760px; margin-bottom: 42px; }
.section-heading.center { margin-inline: auto; text-align: center; }
.section-heading p { margin: 0; color: var(--muted); font-size: 1.08rem; }
.section.dark .section-heading p { color: #aebed3; }
.kicker { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 13px; padding: 5px 11px 5px 6px; border-radius: 999px; color: var(--teal-600); background: var(--teal-100); font-size: 13px; font-weight: 800; }
.kicker::before { content: ""; width: 25px; height: 25px; flex: 0 0 auto; border-radius: 7px; background: url('/assets/app-logo.png') center / cover no-repeat; box-shadow: 0 3px 8px rgba(11,31,58,.15); }

.grid { display: grid; gap: 22px; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.feature-card, .problem-card, .step-card, .resource-card {
  border: 1px solid var(--line); border-radius: var(--radius); background: #fff; box-shadow: 0 9px 30px rgba(11,31,58,.05);
}
.feature-card { padding: 28px; }
.feature-icon {
  display: grid; width: 48px; height: 48px; margin-bottom: 20px; place-items: center;
  border-radius: 14px; color: var(--blue-600); background: var(--blue-100); font-size: 22px; font-weight: 900;
}
.feature-card:nth-child(3n+2) .feature-icon { color: var(--teal-600); background: var(--teal-100); }
.feature-card p, .problem-card p, .resource-card p { margin: 0; color: var(--muted); }
.problem-card { padding: 24px; border-left: 4px solid var(--warning); }
.check-list, .plain-list { margin: 0; padding: 0; list-style: none; }
.check-list { display: grid; gap: 14px; }
.check-list li { position: relative; padding-left: 32px; }
.check-list li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--teal-600); font-weight: 900; }

.stage-strip { display: grid; grid-template-columns: repeat(7, minmax(130px, 1fr)); gap: 12px; overflow-x: auto; padding: 5px 2px 20px; scrollbar-width: thin; }
.stage-card { min-height: 174px; padding: 22px 18px; border-radius: 18px; background: #fff; border: 1px solid var(--line); }
.stage-number { display: inline-grid; width: 34px; height: 34px; margin-bottom: 17px; place-items: center; border-radius: 10px; color: #fff; background: var(--navy-900); font-size: 14px; font-weight: 900; }
.stage-card p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.5; }

.steps { counter-reset: process; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.step-card { counter-increment: process; padding: 25px; }
.step-card::before { content: counter(process, decimal-leading-zero); display: block; margin-bottom: 25px; color: var(--teal-600); font-size: 30px; font-weight: 850; }
.step-card p { margin: 0; color: var(--muted); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: center; }
.statement {
  padding: 36px; border-radius: 26px; color: #dfe9f5;
  background: linear-gradient(140deg, var(--navy-800), var(--navy-950)); box-shadow: var(--shadow);
}
.statement h3 { color: #fff; font-size: 1.7rem; }
.statement strong { color: #67e7d3; }

.security-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 55px; align-items: start; }
.security-panel { padding: 30px; border-radius: 24px; background: #fff; border: 1px solid var(--line); }
.security-panel li + li { margin-top: 15px; }

.final-cta { padding: 72px 0; background: linear-gradient(125deg, var(--navy-950), var(--navy-800)); }
.cta-box { display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.cta-logo { width: 68px; height: 68px; flex: 0 0 auto; border-radius: 18px; box-shadow: 0 14px 32px rgba(0,0,0,.22); }
.cta-box h2 { margin-bottom: 10px; color: #fff; }
.cta-box p { margin: 0; color: #b8c9dd; }
.final-cta .button.secondary { border-color: rgba(255,255,255,.2); }

.page-hero { padding: 72px 0 66px; background: linear-gradient(180deg, #f7faff, #eef4fb); }
.page-hero h1 { max-width: 900px; font-size: clamp(2.5rem, 5vw, 4.3rem); }
.breadcrumbs { margin-bottom: 20px; color: var(--muted); font-size: 14px; }
.breadcrumbs a { color: var(--muted); }
.content-layout { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 60px; align-items: start; }
.toc { position: sticky; top: 108px; padding: 22px; border: 1px solid var(--line); border-radius: 18px; background: #fff; }
.toc strong { display: block; margin-bottom: 10px; }
.toc a { display: block; padding: 7px 0; color: var(--muted); font-size: 14px; text-decoration: none; }
.toc a:hover { color: var(--blue-600); }
.article-section { padding: 0 0 58px; scroll-margin-top: 105px; }
.article-section + .article-section { padding-top: 8px; border-top: 1px solid var(--line); }
.article-section h2 { padding-top: 44px; font-size: clamp(1.7rem, 3vw, 2.35rem); }
.article-section h3 { margin-top: 28px; }
.article-section p, .article-section li { color: #46566d; }
.callout { margin: 24px 0; padding: 20px 22px; border-left: 4px solid var(--teal-500); border-radius: 0 15px 15px 0; background: var(--teal-100); }
.callout strong { color: var(--navy-900); }
.example { margin: 18px 0; padding: 18px 20px; border-radius: 14px; background: var(--surface-alt); color: #42516a; }

.faq { display: grid; gap: 12px; }
.faq details { border: 1px solid var(--line); border-radius: 15px; background: #fff; }
.faq summary { cursor: pointer; padding: 19px 54px 19px 20px; color: var(--navy-900); font-weight: 800; }
.faq details p { margin: 0; padding: 0 20px 20px; }

.support-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 44px; }
.contact-card { padding: 30px; border-radius: var(--radius); color: #fff; background: var(--navy-900); }
.contact-card h2 { color: #fff; font-size: 2rem; }
.contact-card a { color: #6ce6d4; }
.form-card { padding: 32px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; box-shadow: 0 15px 42px rgba(11,31,58,.07); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: grid; gap: 7px; }
.field.full { grid-column: 1 / -1; }
.field label { color: var(--navy-900); font-size: 14px; font-weight: 750; }
.field input, .field textarea, .field select { width: 100%; padding: 13px 14px; border: 1px solid #cfd8e5; border-radius: 10px; color: var(--ink); background: #fff; }
.field textarea { min-height: 150px; resize: vertical; }
.form-note { color: var(--muted); font-size: 14px; }

.legal { max-width: 850px; }
.legal h2 { margin-top: 48px; font-size: 1.8rem; }
.legal h3 { margin-top: 32px; }
.legal p, .legal li { color: #46566d; }
.legal-meta { padding: 18px 20px; border-radius: 14px; background: var(--surface-alt); color: var(--muted); }
.delete-box { padding: 32px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; box-shadow: var(--shadow); }
.delete-box .button { margin-top: 12px; }
.resource-card { padding: 32px; }
.resource-card .kicker { margin-bottom: 18px; }
.resource-card ul { margin-bottom: 0; }

.site-footer { padding: 62px 0 28px; color: #b8c7da; background: var(--navy-950); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 50px; padding-bottom: 40px; }
.footer-brand > img { display: inline-block; width: 54px; height: 54px; margin: 0 12px 18px 0; border-radius: 14px; vertical-align: middle; }
.footer-brand > span { display: inline-block; margin-bottom: 18px; color: #fff; font-size: 23px; font-weight: 850; letter-spacing: -.025em; vertical-align: middle; }
.footer-brand p { max-width: 450px; margin: 0; }
.footer-links strong { display: block; margin-bottom: 14px; color: #fff; }
.footer-links a { display: block; margin: 9px 0; color: #b8c7da; text-decoration: none; }
.footer-links a:hover { color: #fff; }
.footer-bottom { padding-top: 24px; border-top: 1px solid rgba(255,255,255,.12); font-size: 14px; }

@media (max-width: 980px) {
  .hero-grid, .split, .security-grid, .support-grid { grid-template-columns: 1fr; }
  .hero-copy { max-width: 760px; }
  .product-frame { width: min(100%, 620px); }
  .grid.three { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .content-layout { grid-template-columns: 1fr; }
  .toc { position: static; display: grid; grid-template-columns: repeat(2, 1fr); }
  .toc strong { grid-column: 1 / -1; }
}

@media (max-width: 760px) {
  body { font-size: 16px; }
  .header-inner, .container { width: min(calc(100% - 28px), var(--max)); }
  .header-inner { min-height: 70px; }
  .brand { gap: 9px; font-size: 19px; }
  .brand img { width: 42px; height: 42px; border-radius: 11px; }
  .menu-button { display: block; }
  .site-nav {
    position: absolute; top: calc(100% + 1px); right: 14px; left: 14px; display: none;
    padding: 12px; border: 1px solid var(--line); border-radius: 16px; background: #fff; box-shadow: var(--shadow);
  }
  .site-nav.is-open { display: grid; }
  .site-nav a { padding: 12px 14px; }
  .hero { padding: 64px 0 74px; }
  .hero-grid { gap: 52px; }
  .hero-brand-lockup { align-items: flex-start; }
  .hero-brand-lockup img { width: 62px; height: 62px; border-radius: 17px; }
  .product-frame { gap: 10px; padding: 12px 10px 22px; border-radius: 25px; }
  .phone-shell { border-width: 4px; border-radius: 20px; }
  .app-shot figcaption { gap: 5px; font-size: 11px; }
  .app-shot figcaption span { width: 23px; height: 23px; border-radius: 7px; font-size: 9px; }
  .screen-copy-fix { font-size: clamp(5.5px, 1.6vw, 8px); }
  h1 { font-size: clamp(2.5rem, 12vw, 3.5rem); }
  .hero-actions .button, .cta-actions .button { width: 100%; }
  .floating-badge { right: -5px; bottom: 35px; }
  .section { padding: 68px 0; }
  .grid.two, .grid.three, .steps, .footer-grid, .form-grid { grid-template-columns: 1fr; }
  .field.full { grid-column: auto; }
  .cta-box { align-items: flex-start; flex-direction: column; }
  .page-hero { padding: 52px 0; }
  .toc { grid-template-columns: 1fr; }
  .footer-grid { gap: 32px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}