:root {
  --bg: #f7f6f2;
  --bg-alt: #efede6;
  --surface: #ffffff;
  --ink: #15151a;
  --ink-soft: #4a4a55;
  --muted: #7a7a86;
  --line: #e3e0d7;
  --accent: #4f46e5;
  --accent-ink: #ffffff;
  --accent-soft: #e8e7ff;
  --lime: #d4f56b;
  --warn: #f59e0b;
  --ok: #16a34a;
  --dark: #121218;
  --dark-ink: #f4f3ee;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 1px 2px rgb(20 20 30 / 6%), 0 12px 32px -12px rgb(20 20 30 / 18%);
  --font: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-display: ui-rounded, "SF Pro Rounded", "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f0f12;
    --bg-alt: #16161b;
    --surface: #1b1b22;
    --ink: #f2f1ec;
    --ink-soft: #c2c1cc;
    --muted: #8c8b98;
    --line: #2a2a33;
    --accent: #7c74ff;
    --accent-soft: #24234a;
    --dark: #08080b;
    --shadow: 0 1px 2px rgb(0 0 0 / 40%), 0 16px 40px -16px rgb(0 0 0 / 70%);
  }
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a { color: inherit; }

h1, h2, h3 {
  font-family: var(--font-display);
  line-height: 1.12;
  letter-spacing: -0.025em;
  margin: 0 0 0.5em;
}

h1 { font-size: clamp(2.4rem, 5.6vw, 4.1rem); font-weight: 800; }
h2 { font-size: clamp(1.9rem, 3.8vw, 2.8rem); font-weight: 750; }
h3 { font-size: 1.2rem; font-weight: 700; letter-spacing: -0.01em; }

p { margin: 0 0 1em; }

.container { width: min(1140px, 100% - 40px); margin-inline: auto; }
.narrow { width: min(760px, 100% - 40px); }

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  padding: 10px 14px;
  background: var(--ink);
  color: var(--bg);
  border-radius: 10px;
  z-index: 100;
}
.skip-link:focus { top: 12px; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

.hl {
  background: linear-gradient(transparent 62%, var(--lime) 62%, var(--lime) 92%, transparent 92%);
  padding-inline: 0.06em;
}
@media (prefers-color-scheme: dark) {
  .hl { background: none; color: var(--lime); }
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

/* Buttons */
.btn {
  --btn-bg: var(--accent);
  --btn-ink: var(--accent-ink);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: var(--btn-bg);
  color: var(--btn-ink);
  font-weight: 650;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  box-shadow: 0 8px 20px -10px var(--accent);
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 12px 24px -10px var(--accent); }
.btn:active { transform: translateY(0); }
.btn-small { padding: 9px 16px; font-size: 0.92rem; }
.btn-ghost {
  --btn-bg: transparent;
  --btn-ink: var(--ink);
  border-color: var(--line);
  box-shadow: none;
}
.btn-ghost:hover { background: var(--surface); box-shadow: var(--shadow); }
.btn-light { --btn-bg: var(--lime); --btn-ink: #15151a; box-shadow: none; }
.btn-light:hover { box-shadow: 0 12px 28px -12px var(--lime); }
.btn-block { width: 100%; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}
.site-header.scrolled { border-bottom-color: var(--line); }

.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; }

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.12rem;
  letter-spacing: -0.02em;
}
.brand-mark { width: 30px; height: 30px; color: var(--ink); }
.brand-dot { fill: var(--lime); }
.brand-spark { fill: var(--bg); }

.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a:not(.btn) {
  text-decoration: none;
  color: var(--ink-soft);
  font-weight: 550;
  font-size: 0.96rem;
}
.nav-links a:not(.btn):hover { color: var(--ink); }

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  cursor: pointer;
  padding: 0;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}
.nav-toggle span { display: block; width: 18px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform 0.2s ease; }
.nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }

@media (max-width: 820px) {
  .nav-toggle { display: inline-flex; }
  .nav-links {
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 12px 20px 20px;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a:not(.btn) { padding: 12px 4px; font-size: 1.05rem; }
  .nav-links .btn { margin-top: 8px; }
}

/* Hero */
.hero { padding: 72px 0 96px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.lead { font-size: 1.2rem; color: var(--ink-soft); max-width: 36ch; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 24px; }
.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  list-style: none;
  padding: 0;
  margin: 0;
  color: var(--muted);
  font-size: 0.93rem;
}
.hero-points li::before { content: "✓"; color: var(--ok); font-weight: 800; margin-right: 6px; }

.pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 0 rgb(22 163 74 / 50%);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  70% { box-shadow: 0 0 0 10px rgb(22 163 74 / 0%); }
  100% { box-shadow: 0 0 0 0 rgb(22 163 74 / 0%); }
}

.hero-visual { position: relative; }
.hero-visual::before {
  content: "";
  position: absolute;
  inset: -12% -10% -8% 4%;
  background:
    radial-gradient(circle at 30% 30%, color-mix(in srgb, var(--accent) 28%, transparent), transparent 60%),
    radial-gradient(circle at 75% 75%, color-mix(in srgb, var(--lime) 45%, transparent), transparent 55%);
  filter: blur(30px);
  z-index: -1;
}

.mock {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow);
  overflow: hidden;
  transform: rotate(-1deg);
}
.mock-top { display: flex; align-items: center; gap: 14px; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.dots { display: inline-flex; gap: 6px; }
.dots i { width: 10px; height: 10px; border-radius: 50%; background: var(--line); }
.mock-title { font-weight: 700; font-size: 0.92rem; color: var(--ink-soft); }
.mock-body { padding: 20px 18px 8px; }
.mock-greeting { font-size: 0.95rem; color: var(--ink-soft); margin-bottom: 14px; }
.mock-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.mock-list li {
  display: grid;
  grid-template-columns: 36px 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg);
}
.mock-list strong { display: block; font-size: 0.95rem; line-height: 1.3; }
.mock-list small { color: var(--muted); font-size: 0.82rem; }
.chip {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 0.95rem;
}
.chip-mail { background: var(--accent-soft); color: var(--accent); }
.chip-bill { background: #fff1d6; color: #b45309; }
.chip-route { background: #dff3ff; color: #0369a1; }
.chip-list { background: #e3f8e8; color: var(--ok); }
@media (prefers-color-scheme: dark) {
  .chip-bill { background: #3a2a10; color: #fbbf24; }
  .chip-route { background: #0d2a3a; color: #7dd3fc; }
  .chip-list { background: #0f2e1a; color: #4ade80; }
}
.tag {
  font-size: 0.78rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--bg-alt);
  color: var(--ink-soft);
  white-space: nowrap;
}
.tag-warn { background: color-mix(in srgb, var(--warn) 18%, transparent); color: #b45309; }
.tag-ok { background: color-mix(in srgb, var(--ok) 16%, transparent); color: var(--ok); }
@media (prefers-color-scheme: dark) {
  .tag-warn { color: #fbbf24; }
  .tag-ok { color: #4ade80; }
}
.mock-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 12px 18px 18px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  background: var(--dark);
  color: var(--dark-ink);
  font-size: 0.92rem;
}
.mock-foot strong { font-family: var(--font-display); font-size: 1.25rem; color: var(--lime); }

.float-card {
  position: absolute;
  right: -10px;
  bottom: -26px;
  padding: 12px 16px;
  border-radius: 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  font-size: 0.9rem;
  transform: rotate(2deg);
  animation: float 5s ease-in-out infinite;
}
.float-card .spark { color: var(--accent); margin-right: 4px; }
@keyframes float {
  50% { transform: rotate(2deg) translateY(-8px); }
}

@media (max-width: 920px) {
  .hero { padding-top: 40px; }
  .hero-grid { grid-template-columns: 1fr; gap: 64px; }
  .lead { max-width: none; }
  .float-card { right: 8px; }
}

/* Band */
.band { background: var(--dark); color: var(--dark-ink); padding: 72px 0; border-block: 1px solid var(--line); }
.big-quote {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.8vw, 2.1rem);
  line-height: 1.35;
  letter-spacing: -0.015em;
  font-weight: 600;
  max-width: 30em;
  margin: 0;
}
.band .hl { background: none; color: var(--lime); }
.big-quote em { font-style: normal; color: var(--lime); }

/* Sections */
.section { padding: 104px 0; }
.section-alt { background: var(--bg-alt); }
.section-dark { background: var(--dark); color: var(--dark-ink); }
.section-dark .eyebrow { color: var(--lime); }
.section-dark .section-sub { color: #a8a7b3; }
.section-head { max-width: 640px; margin-bottom: 56px; }
.section-sub { font-size: 1.12rem; color: var(--ink-soft); margin: 0; }

/* Steps */
.steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  counter-reset: none;
}
.step {
  padding: 32px 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}
.step-num {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.9rem;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 8px;
  padding: 4px 10px;
  margin-bottom: 18px;
}
.step p { color: var(--ink-soft); margin: 0; }

/* Features */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature {
  padding: 30px 28px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--line);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.feature:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.feature p { color: var(--ink-soft); margin: 0; font-size: 0.98rem; }
.icon {
  width: 46px;
  height: 46px;
  border-radius: 13px;
  display: grid;
  place-items: center;
  background: #15151a;
  border: 1px solid var(--line);
  margin-bottom: 20px;
}
.icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: var(--lime);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Tabs */
.tab-list {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 5px;
  border-radius: 999px;
  background: var(--bg-alt);
  border: 1px solid var(--line);
  margin-bottom: 28px;
}
.tab-list button {
  border: 0;
  background: transparent;
  color: var(--ink-soft);
  font: inherit;
  font-weight: 650;
  font-size: 0.95rem;
  padding: 10px 18px;
  border-radius: 999px;
  cursor: pointer;
}
.tab-list button[aria-selected="true"] { background: var(--surface); color: var(--ink); box-shadow: var(--shadow); }
.tab-panel {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  padding: 40px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--line);
}
.tab-panel[hidden] { display: none; }
.tab-panel p { color: var(--ink-soft); margin: 0; font-size: 1.05rem; }

.checks { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.checks li { position: relative; padding-left: 30px; }
.checks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.3em;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--lime)
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2315151a' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5 9-10'/%3E%3C/svg%3E")
    center / 11px no-repeat;
}

/* Principles */
.principles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.principle { border-top: 1px solid #2c2c36; padding-top: 24px; }
.principle p { color: #a8a7b3; margin: 0; }

/* Pricing */
.billing-toggle {
  display: inline-flex;
  gap: 4px;
  padding: 5px;
  border-radius: 999px;
  background: var(--bg-alt);
  border: 1px solid var(--line);
  margin-bottom: 32px;
}
.billing-toggle button {
  border: 0;
  background: transparent;
  color: var(--ink-soft);
  font: inherit;
  font-weight: 650;
  font-size: 0.95rem;
  padding: 9px 18px;
  border-radius: 999px;
  cursor: pointer;
}
.billing-toggle button[aria-pressed="true"] { background: var(--surface); color: var(--ink); box-shadow: var(--shadow); }
.save { font-size: 0.78rem; font-weight: 800; color: var(--ok); margin-left: 4px; }

.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: start; }
.plan {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 32px 28px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--line);
}
.plan .checks { margin: 8px 0 28px; flex: 1; }
.plan-desc { color: var(--muted); margin-bottom: 18px; }
.price { display: flex; align-items: baseline; gap: 4px; margin: 0 0 4px; }
.amount { font-family: var(--font-display); font-size: 2.8rem; font-weight: 800; letter-spacing: -0.03em; }
.per { color: var(--muted); }
.billed { color: var(--muted); font-size: 0.88rem; min-height: 1.5em; margin-bottom: 16px; }
.plan-featured {
  border: 2px solid var(--accent);
  box-shadow: 0 24px 48px -24px color-mix(in srgb, var(--accent) 60%, transparent);
}
.badge {
  position: absolute;
  top: -13px;
  left: 28px;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-ink);
  font-size: 0.78rem;
  font-weight: 700;
}
.fine { margin: 28px 0 0; color: var(--muted); font-size: 0.92rem; text-align: center; }

/* FAQ */
.faq { display: grid; gap: 12px; }
.faq details {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  padding: 0 22px;
}
.faq summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 0;
  font-weight: 650;
  font-size: 1.05rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--muted);
  transition: transform 0.2s ease;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--ink-soft); margin: 0 0 20px; }

/* CTA */
.cta { padding-top: 0; padding-bottom: 104px; }
.section-alt + .cta { padding-top: 104px; }
.cta-box {
  text-align: center;
  padding: 72px 32px;
  border-radius: 28px;
  background:
    radial-gradient(circle at 15% 20%, color-mix(in srgb, var(--accent) 55%, transparent), transparent 50%),
    radial-gradient(circle at 85% 90%, color-mix(in srgb, var(--lime) 30%, transparent), transparent 45%),
    var(--dark);
  color: var(--dark-ink);
}
.cta-box p { color: #c4c3cf; max-width: 46ch; margin: 0 auto 28px; font-size: 1.1rem; }
.cta-box .cta-note { margin: 22px auto 0; font-size: 0.92rem; color: #9998a6; }
.cta-box .cta-note a { color: var(--lime); }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 48px 0 28px; }
.footer-grid { display: flex; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.footer-tag { color: var(--muted); margin: 10px 0 0; font-size: 0.95rem; }
.footer-links { display: flex; flex-wrap: wrap; gap: 12px 28px; align-items: center; }
.footer-links a { text-decoration: none; color: var(--ink-soft); font-size: 0.95rem; }
.footer-links a:hover { color: var(--ink); }
.footer-bottom { margin-top: 36px; color: var(--muted); }

/* Reveal */
.js .reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.6s ease, transform 0.6s ease; }
.js .reveal.visible { opacity: 1; transform: none; }

/* Responsive grids */
@media (max-width: 920px) {
  .steps, .features, .principles, .plans { grid-template-columns: 1fr; }
  .features { grid-template-columns: repeat(2, 1fr); }
  .tab-panel { grid-template-columns: 1fr; gap: 28px; padding: 28px; }
  .plans { max-width: 480px; margin-inline: auto; }
}
@media (max-width: 620px) {
  body { font-size: 16px; }
  .section { padding: 72px 0; }
  .features { grid-template-columns: 1fr; }
  .section-head { margin-bottom: 36px; }
  .cta-box { padding: 56px 22px; }
  .mock { transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal { opacity: 1; transform: none; }
}