/* Design tokens — mirrored from src/styles.css (keep in sync manually) */
:root {
  --font-sans: 'Inter', ui-sans-serif, system-ui, sans-serif;
  --font-serif: 'DM Serif Display', Georgia, serif;

  --color-primary-50: #e1f5ee;
  --color-primary-100: #9fe1cb;
  --color-primary-300: #5dcaa5;
  --color-primary-500: #1d9e75;
  --color-primary-700: #0f6e56;
  --color-primary-900: #085041;
  --color-neutral-50: #f1efe8;
  --color-neutral-100: #d3d1c7;

  --sea-ink: #173a40;
  --sea-ink-soft: #416166;
  --lagoon: #4fb8b2;
  --lagoon-deep: #328f97;
  --kicker: rgba(47, 106, 74, 0.9);
  --foam: #fafafa;
  --surface: #ffffff;
  --surface-alt: #f1efe8;
  --surface-strong: #f5f5f5;
  --line: rgba(0, 0, 0, 0.1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --sea-ink: #d7ece8;
    --sea-ink-soft: #afcdc8;
    --lagoon: #60d7cf;
    --lagoon-deep: #8de5db;
    --kicker: #b8efe5;
    --foam: #1c1c1e;
    --surface: #2c2c2e;
    --surface-alt: #1c1c1e;
    --surface-strong: #3a3a3c;
    --line: rgba(255, 255, 255, 0.1);
  }
}

/* Base */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--sea-ink);
  font-family: var(--font-sans);
  background-color: var(--foam);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 500;
}

p {
  margin: 0;
}

a {
  color: var(--lagoon-deep);
  text-decoration-color: rgba(50, 143, 151, 0.4);
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  transition:
    background-color 180ms ease,
    color 180ms ease,
    border-color 180ms ease;
}

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

.page-wrap {
  width: min(1080px, calc(100% - 2rem));
  margin-inline: auto;
}

.island-kicker {
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 700;
  font-size: 0.69rem;
  color: var(--kicker);
}

.island-shell {
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.feature-card {
  background: var(--surface);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
  transition:
    transform 180ms ease,
    border-color 180ms ease;
}

.feature-card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in oklab, var(--lagoon-deep) 35%, var(--line));
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 0;
  border-radius: 0.5rem;
  font-family: var(--font-sans);
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition:
    background-color 180ms ease,
    color 180ms ease,
    border-color 180ms ease,
    opacity 180ms ease;
}

.btn-primary {
  background: var(--color-primary-500);
  color: #ffffff;
}

.btn-primary:hover {
  background: var(--color-primary-700);
  color: #ffffff;
}

.btn-ghost {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--sea-ink-soft);
}

.btn-ghost:hover {
  background: var(--surface-strong);
  color: var(--sea-ink-soft);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
}

.btn-invert {
  background: #ffffff;
  color: var(--color-primary-900);
  padding: 1rem 2.25rem;
  font-size: 1rem;
}

.btn-invert:hover {
  opacity: 0.9;
  color: var(--color-primary-900);
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--line);
  background: var(--foam);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 0.75rem;
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}

.brand img {
  height: 1.75rem;
  width: 1.75rem;
}

.brand span {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  color: var(--sea-ink);
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding-block: 6rem;
  text-align: center;
  background: linear-gradient(
    150deg,
    var(--color-primary-50) 0%,
    var(--foam) 65%
  );
}

@media (prefers-color-scheme: dark) {
  .hero {
    background: linear-gradient(
      150deg,
      color-mix(in oklab, var(--color-primary-900) 40%, var(--foam)) 0%,
      var(--foam) 65%
    );
  }
}

.hero .island-kicker {
  display: block;
  margin-bottom: 1.25rem;
}

.hero h1 {
  font-size: clamp(3rem, 8vw, 4.5rem);
  line-height: 1.15;
}

.hero-sub {
  max-width: 32rem;
  margin: 1.5rem auto 0;
  font-size: 1.125rem;
  color: var(--sea-ink-soft);
}

.hero-ctas {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.hero-quote {
  margin-top: 1.25rem;
  font-size: 0.875rem;
  font-style: italic;
  color: var(--sea-ink-soft);
  opacity: 0.7;
}

/* Sections */
.section {
  padding-block: 5rem;
}

.section-white {
  background: var(--surface);
}

.section-alt {
  background: var(--surface-alt);
}

.section-head {
  text-align: center;
  margin-bottom: 3rem;
}

.section-head .island-kicker {
  display: block;
  margin-bottom: 0.75rem;
}

.section-head h2 {
  font-size: 1.875rem;
}

.section-sub {
  max-width: 32rem;
  margin: 1rem auto 0;
  color: var(--sea-ink-soft);
}

/* Feature cards */
.grid-3 {
  display: grid;
  gap: 1.5rem;
}

.card {
  border-radius: 0.75rem;
  padding: 1.75rem;
}

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 2.5rem;
  width: 2.5rem;
  border-radius: 0.5rem;
  background: var(--color-primary-50);
  margin-bottom: 1rem;
}

@media (prefers-color-scheme: dark) {
  .card-icon {
    background: color-mix(in oklab, var(--color-primary-900) 55%, transparent);
  }
}

.card-icon svg {
  height: 1.25rem;
  width: 1.25rem;
  color: var(--color-primary-700);
}

@media (prefers-color-scheme: dark) {
  .card-icon svg {
    color: var(--color-primary-300);
  }
}

.card h3 {
  font-size: 1.25rem;
}

.card p {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: var(--sea-ink-soft);
}

/* Demo browser frame */
.browser {
  max-width: 64rem;
  margin-inline: auto;
  border-radius: 0.75rem;
  overflow: hidden;
}

.browser-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 1px solid var(--line);
  background: var(--surface-strong);
  padding: 0.75rem 1rem;
}

.browser-dots {
  display: flex;
  gap: 0.375rem;
}

.browser-dots span {
  height: 0.75rem;
  width: 0.75rem;
  border-radius: 9999px;
}

.browser-dots span:nth-child(1) {
  background: #ff5f57;
}

.browser-dots span:nth-child(2) {
  background: #febc2e;
}

.browser-dots span:nth-child(3) {
  background: #28c840;
}

.browser-url {
  flex: 1;
  border: 1px solid var(--line);
  border-radius: 0.375rem;
  background: var(--surface);
  padding: 0.375rem 0.75rem;
  font-size: 0.75rem;
  color: var(--sea-ink-soft);
}

.browser iframe {
  display: block;
  width: 100%;
  border: 0;
  height: 540px;
}

.demo-footnote {
  margin-top: 1.25rem;
  text-align: center;
  font-size: 0.875rem;
  color: var(--sea-ink-soft);
}

.demo-footnote a {
  font-weight: 500;
}

/* Workflow */
.workflow-grid {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

.workflow-cards {
  display: grid;
  gap: 1.25rem;
}

.workflow-shot {
  width: 100%;
  border-radius: 1rem;
}

/* Install band */
.install {
  padding-block: 6rem;
  background: var(--color-primary-900);
  text-align: center;
  color: #ffffff;
}

.install .island-kicker {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--color-primary-300);
}

.install h2 {
  font-size: 2.25rem;
  line-height: 1.2;
}

.install p {
  max-width: 24rem;
  margin: 1rem auto 0;
  color: var(--color-primary-100);
  opacity: 0.8;
}

.install .btn {
  margin-top: 2.5rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding-block: 2.5rem;
  text-align: center;
}

.site-footer .page-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.site-footer .brand img {
  height: 1.25rem;
  width: 1.25rem;
}

.site-footer .brand span {
  font-size: 1rem;
}

.footer-note {
  max-width: 24rem;
  font-size: 0.875rem;
  color: var(--sea-ink-soft);
}

.footer-copyright {
  font-size: 0.75rem;
  color: var(--sea-ink-soft);
  opacity: 0.5;
}

/* Responsive */
@media (min-width: 640px) {
  .hero {
    padding-block: 8rem;
  }

  .hero-ctas {
    flex-direction: row;
    justify-content: center;
  }

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

@media (min-width: 1024px) {
  .workflow-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}