/* ---------- Design tokens ---------- */
:root {
  --purple-600: #7c3aed;
  --purple-700: #6d28d9;
  --pink-600: #db2777;
  --pink-700: #be185d;
  --gradient: linear-gradient(135deg, var(--purple-600), var(--pink-600));

  --ink-900: #1a1523;
  --ink-700: #433a52;
  --ink-500: #6b6178;
  --ink-300: #a89fb5;
  --surface-0: #ffffff;
  --surface-50: #faf8fc;
  --surface-100: #f3eefa;
  --surface-border: #e6ddf0;

  --success: #15803d;
  --focus-ring: 0 0 0 3px rgba(124, 58, 237, 0.35);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-full: 999px;

  --shadow-sm: 0 1px 2px rgba(26, 21, 35, 0.06);
  --shadow-md: 0 8px 24px rgba(26, 21, 35, 0.08);
  --shadow-lg: 0 20px 48px rgba(26, 21, 35, 0.14);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-24: 6rem;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  --container: 1160px;
}

/* Theme is explicit (toggle in the header), not tied to OS preference —
   the site defaults to light regardless of system dark mode. */
:root[data-theme="dark"] {
  --ink-900: #f5f2fa;
  --ink-700: #d9d0e6;
  --ink-500: #b0a5c2;
  --ink-300: #6b6178;
  --surface-0: #171320;
  --surface-50: #1d1828;
  --surface-100: #241d33;
  --surface-border: #34293f;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 20px 48px rgba(0, 0, 0, 0.45);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  color: var(--ink-900);
  background: var(--surface-0);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
ul { list-style: none; padding: 0; }
input, textarea, select { font: inherit; color: inherit; }

:focus-visible { outline: none; box-shadow: var(--focus-ring); border-radius: var(--radius-sm); }

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 200;
  background: var(--ink-900); color: var(--surface-0);
  padding: var(--space-3) var(--space-4); border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; }

.container { max-width: var(--container); margin-inline: auto; padding-inline: var(--space-6); }

h1, h2, h3, h4 { line-height: 1.15; font-weight: 800; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.1rem, 4.5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); }
h3 { font-size: 1.2rem; }
p { color: var(--ink-700); }

.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}

.eyebrow {
  display: inline-block; font-weight: 700; font-size: 0.8rem;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--purple-600);
  margin-bottom: var(--space-3);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  padding: 0.85rem 1.6rem; border-radius: var(--radius-full); text-align: center;
  font-weight: 700; font-size: 0.98rem; transition: transform .15s ease, box-shadow .15s ease, opacity .15s ease;
  max-width: 100%;
}
.btn-primary { background: var(--gradient); color: #fff; box-shadow: var(--shadow-md); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-secondary { background: var(--surface-100); color: var(--ink-900); border: 1px solid var(--surface-border); }
.btn-secondary:hover { background: var(--surface-border); }
.btn-block { width: 100%; }
.btn-lg { padding: 1.05rem 2rem; font-size: 1.05rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--surface-0);
  border-bottom: 1px solid var(--surface-border);
}
.header-inner { display: flex; align-items: center; height: 72px; gap: var(--space-4); }
.brand { display: inline-flex; align-items: center; gap: var(--space-2); font-weight: 800; font-size: 1.15rem; margin-right: auto; }
.brand-mark {
  display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: var(--radius-sm);
  background: var(--gradient); color: #fff; font-size: 1.1rem;
}
.primary-nav { display: flex; align-items: center; gap: var(--space-6); }
.primary-nav > ul { display: flex; align-items: center; gap: var(--space-6); font-weight: 600; font-size: 0.95rem; }
.primary-nav > ul a { padding: var(--space-2) 0; }
.primary-nav > ul a[aria-current="page"] { color: var(--purple-600); }
.nav-cta { margin-left: var(--space-2); }

.has-dropdown { position: relative; }
.dropdown-toggle { display: inline-flex; align-items: center; gap: 4px; font: inherit; font-weight: 600; }
.dropdown {
  position: absolute; top: calc(100% + 12px); left: 50%; transform: translateX(-50%);
  background: var(--surface-0); border: 1px solid var(--surface-border); border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg); padding: var(--space-2); min-width: 220px;
  opacity: 0; visibility: hidden; transform: translateX(-50%) translateY(6px);
  transition: opacity .15s ease, transform .15s ease, visibility .15s;
}
.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown,
.has-dropdown.open .dropdown {
  opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0);
}
.dropdown li a { display: block; padding: var(--space-2) var(--space-3); border-radius: var(--radius-sm); font-weight: 500; }
.dropdown li a:hover { background: var(--surface-100); }

.header-actions { display: flex; align-items: center; gap: var(--space-2); flex-shrink: 0; }

.theme-toggle {
  display: inline-grid; place-items: center; width: 44px; height: 44px; flex-shrink: 0;
  border-radius: var(--radius-full); background: var(--surface-100); border: 1px solid var(--surface-border);
  font-size: 1.05rem; line-height: 1;
}
.theme-toggle:hover { background: var(--surface-border); }
.theme-toggle .theme-icon-dark { display: none; }
:root[data-theme="dark"] .theme-toggle .theme-icon-light { display: none; }
:root[data-theme="dark"] .theme-toggle .theme-icon-dark { display: inline; }

.nav-toggle {
  display: none; flex-direction: column; align-items: center; justify-content: center; gap: 5px;
  width: 44px; height: 44px; flex-shrink: 0;
}
.nav-toggle span { width: 22px; height: 2px; background: var(--ink-900); border-radius: 2px; }

@media (max-width: 880px) {
  .nav-toggle { display: flex; }
  .primary-nav {
    position: fixed; inset: 72px 0 0 0; background: var(--surface-0);
    flex-direction: column; align-items: stretch; padding: var(--space-6);
    gap: var(--space-6); transform: translateY(-8px); opacity: 0; visibility: hidden;
    transition: opacity .2s ease, transform .2s ease, visibility .2s; overflow-y: auto;
  }
  .primary-nav.open { opacity: 1; visibility: visible; transform: translateY(0); }
  .primary-nav > ul { flex-direction: column; align-items: stretch; gap: var(--space-1); font-size: 1.05rem; }
  .dropdown-toggle { width: 100%; justify-content: space-between; padding: var(--space-3) 0; }
  .dropdown {
    position: static; transform: none; box-shadow: none; border: none; opacity: 1; visibility: visible;
    display: none; width: 100%; margin-top: 0;
  }
  .has-dropdown.open .dropdown { display: block; transform: none; }
  .nav-cta { margin-left: 0; margin-top: var(--space-4); }
}

/* ---------- Hero ---------- */
.hero {
  padding: var(--space-24) 0 var(--space-16);
  background: radial-gradient(80% 60% at 50% -10%, var(--surface-100), transparent);
}
.hero-inner { max-width: 780px; margin-inline: auto; text-align: center; }
.hero p.lead { font-size: 1.15rem; max-width: 620px; margin: var(--space-4) auto var(--space-8); }
.hero-actions { display: flex; gap: var(--space-3); justify-content: center; flex-wrap: wrap; }
.hero-trust { margin-top: var(--space-8); display: flex; gap: var(--space-8); justify-content: center; flex-wrap: wrap; color: var(--ink-500); font-size: 0.9rem; font-weight: 600; }
.hero-trust span { display: inline-flex; align-items: center; gap: 6px; }

/* ---------- Sections ---------- */
section { padding: var(--space-16) 0; }
.section-head { max-width: 640px; margin: 0 auto var(--space-12); text-align: center; }
.alt-bg { background: var(--surface-50); }

/* ---------- Cards / grids ---------- */
.grid { display: grid; gap: var(--space-6); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 980px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } .grid-3 { grid-template-columns: repeat(2,1fr);} }
@media (max-width: 620px) { .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; } }

.card {
  background: var(--surface-0); border: 1px solid var(--surface-border); border-radius: var(--radius-lg);
  padding: var(--space-6); box-shadow: var(--shadow-sm); transition: transform .18s ease, box-shadow .18s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.card .icon {
  display: inline-grid; place-items: center; width: 48px; height: 48px; border-radius: var(--radius-md);
  background: var(--surface-100); font-size: 1.4rem; margin-bottom: var(--space-4);
}

.category-card { display: block; text-align: left; }
.category-card .emoji { font-size: 2rem; margin-bottom: var(--space-3); }
.category-card .arrow { color: var(--purple-600); font-weight: 700; margin-top: var(--space-3); display: inline-block; }

/* ---------- Steps ---------- */
.steps { counter-reset: step; }
.step { position: relative; padding-left: 4rem; }
.step::before {
  counter-increment: step; content: counter(step);
  position: absolute; left: 0; top: 0; width: 2.75rem; height: 2.75rem; border-radius: 50%;
  background: var(--gradient); color: #fff; font-weight: 800; display: grid; place-items: center;
}

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); text-align: center; }
.stat-num { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 800; }
.stat-label { color: var(--ink-500); font-weight: 600; }
@media (max-width: 620px) { .stats { grid-template-columns: 1fr; } }

/* ---------- Pricing ---------- */
.pricing-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); max-width: 780px; margin-inline: auto; }
@media (max-width: 700px) { .pricing-grid { grid-template-columns: 1fr; } }
.price-card { border-radius: var(--radius-lg); border: 1px solid var(--surface-border); padding: var(--space-8); text-align: center; background: var(--surface-0); }
.price-card.featured { border: 2px solid var(--purple-600); box-shadow: var(--shadow-lg); position: relative; }
.price-card .badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--gradient); color: #fff; font-size: 0.75rem; font-weight: 700; padding: 4px 14px; border-radius: var(--radius-full);
}
.price-amount { font-size: 3rem; font-weight: 800; margin: var(--space-4) 0; }
.price-amount sup { font-size: 1.2rem; vertical-align: super; }
.price-card ul { text-align: left; margin: var(--space-6) 0; display: grid; gap: var(--space-2); }
.price-card ul li { padding-left: 1.6rem; position: relative; color: var(--ink-700); }
.price-card ul li::before { content: "✓"; position: absolute; left: 0; color: var(--success); font-weight: 800; }

/* ---------- FAQ ---------- */
.faq-item { border-bottom: 1px solid var(--surface-border); }
.faq-item summary {
  cursor: pointer; padding: var(--space-5) 0; font-weight: 700; font-size: 1.05rem;
  display: flex; justify-content: space-between; align-items: center; list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-size: 1.5rem; color: var(--purple-600); transition: transform .2s; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { padding-bottom: var(--space-5); max-width: 640px; }

/* ---------- CTA banner ---------- */
.cta-banner {
  background: var(--gradient); border-radius: var(--radius-lg); padding: var(--space-16) var(--space-8);
  text-align: center; color: #fff;
}
.cta-banner h2, .cta-banner p { color: #fff; }
.cta-banner .btn-secondary { background: #fff; color: var(--purple-700); border: none; }

/* ---------- Forms ---------- */
.form-field { display: grid; gap: var(--space-2); margin-bottom: var(--space-5); }
.form-field label { font-weight: 700; font-size: 0.92rem; }
.form-field .hint { font-size: 0.82rem; color: var(--ink-500); }
.form-field input,
.form-field select,
.form-field textarea {
  padding: 0.8rem 1rem; border: 1px solid var(--surface-border); border-radius: var(--radius-sm);
  background: var(--surface-0); width: 100%;
  font-size: 16px; /* prevents iOS Safari from auto-zooming on focus */
}
.form-field textarea { min-height: 140px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
@media (max-width: 620px) { .form-row { grid-template-columns: 1fr; } }

.radio-cards { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
@media (max-width: 620px) { .radio-cards { grid-template-columns: 1fr; } }
.radio-card {
  border: 1px solid var(--surface-border); border-radius: var(--radius-md); padding: var(--space-4);
  cursor: pointer; display: block; position: relative;
}
.radio-card input { position: absolute; opacity: 0; }
.radio-card:has(input:checked) { border-color: var(--purple-600); box-shadow: var(--focus-ring); background: var(--surface-100); }
.radio-card .rc-price { font-size: 1.4rem; font-weight: 800; }

.form-status { padding: var(--space-4); border-radius: var(--radius-sm); font-weight: 600; margin-top: var(--space-4); }
.form-status.success { background: #e9f9ee; color: var(--success); }
.form-status.error { background: #fdecec; color: #b91c1c; }
.form-status.info { background: var(--surface-100); color: var(--ink-700); }

.notice-box {
  border: 1px dashed var(--surface-border); border-radius: var(--radius-md); padding: var(--space-5);
  background: var(--surface-50); font-size: 0.92rem; color: var(--ink-500);
}

/* ---------- Breadcrumbs ---------- */
.breadcrumbs { font-size: 0.85rem; color: var(--ink-500); margin-bottom: var(--space-4); }
.breadcrumbs a { color: var(--ink-500); }
.breadcrumbs a:hover { color: var(--purple-600); }

/* ---------- Blog ---------- */
.blog-card { display: block; }
.blog-card .meta { font-size: 0.82rem; color: var(--ink-500); margin-top: var(--space-3); }
.blog-thumb {
  height: 160px; border-radius: var(--radius-md); background: var(--gradient); margin-bottom: var(--space-4);
  display: grid; place-items: center; font-size: 2.4rem;
}
.prose { max-width: 700px; margin-inline: auto; }
.prose h2 { margin-top: var(--space-8); margin-bottom: var(--space-3); }
.prose p { margin-bottom: var(--space-4); }
.prose ul { list-style: disc; padding-left: 1.4rem; margin-bottom: var(--space-4); display: grid; gap: var(--space-2); }
.prose a { color: var(--purple-600); font-weight: 600; text-decoration: underline; }

/* ---------- Misc pages ---------- */
.page-header { text-align: center; padding-bottom: var(--space-4); }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-12); align-items: start; }
@media (max-width: 820px) { .two-col { grid-template-columns: 1fr; } }
.info-list { display: grid; gap: var(--space-4); margin-top: var(--space-6); }
.info-list li { display: flex; gap: var(--space-3); }
.info-list .icon { flex-shrink: 0; }

/* ---------- Footer ---------- */
.site-footer { background: var(--surface-50); border-top: 1px solid var(--surface-border); padding-top: var(--space-16); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--space-8); padding-bottom: var(--space-12); }
@media (max-width: 820px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-brand p { margin-top: var(--space-3); max-width: 320px; }
.footer-social { display: flex; gap: var(--space-3); margin-top: var(--space-4); font-weight: 600; font-size: 0.85rem; }
.footer-col h3 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--ink-500); margin-bottom: var(--space-4); }
.footer-col ul { display: grid; font-size: 0.92rem; }
.footer-col a { display: inline-block; padding-block: var(--space-2); }
.footer-col a:hover { color: var(--purple-600); }
.footer-bottom {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-3);
  border-top: 1px solid var(--surface-border); padding-block: var(--space-6);
  font-size: 0.85rem; color: var(--ink-500);
}

/* ---------- Entrance animation (load-time, not scroll-gated, so content
   is never dependent on JS/IntersectionObserver timing to become visible) ---------- */
.reveal { animation: fade-up 0.6s ease both; }
@keyframes fade-up {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  .reveal { animation: none; }
  .card, .btn-primary { transition: none; }
}

/* ---------- 404 ---------- */
.error-page { text-align: center; padding: var(--space-24) 0; }
.error-page .code { font-size: 6rem; font-weight: 800; background: var(--gradient); -webkit-background-clip: text; background-clip: text; color: transparent; }