/* YourHabitBuddy marketing site */
:root {
  color-scheme: light dark;
  --color-charcoal: #222833;
  --color-mint: #47D5BF;
  --color-coral: #F5A08F;
  --color-off-white: #F7F4EF;
  --color-deep-slate: #131A24;
  --bg: var(--color-off-white);
  --bg-shell: #EDE8E0;
  --surface: #FFFFFF;
  --text: var(--color-charcoal);
  --text-muted: rgba(34, 40, 51, 0.68);
  --text-light: rgba(34, 40, 51, 0.48);
  --primary: var(--color-mint);
  --primary-soft: rgba(71, 213, 191, 0.14);
  --accent-text: #2FA894;
  --border: rgba(34, 40, 51, 0.1);
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-lg: 0 16px 48px rgba(19, 26, 36, 0.12);
  --font: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --card-gradient-from: rgba(255, 255, 255, 0.95);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: var(--color-deep-slate);
    --bg-shell: #0d1219;
    --surface: #1a2330;
    --text: #EDE4D6;
    --text-muted: rgba(237, 228, 214, 0.72);
    --text-light: rgba(237, 228, 214, 0.48);
    --border: rgba(237, 228, 214, 0.12);
    --card-gradient-from: rgba(26, 35, 48, 0.95);
  }
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

body.marketing-body {
  font-family: var(--font);
  background: linear-gradient(180deg, var(--bg-shell) 0%, var(--bg) 200px);
  color: var(--text);
  line-height: 1.6;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

a { color: var(--accent-text); text-underline-offset: 2px; }
a:hover { color: var(--text); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 14px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s, opacity 0.15s;
}
.btn--primary { background: var(--primary); color: var(--color-deep-slate); }
.btn--ghost { background: transparent; border-color: var(--border); color: var(--text); }
.btn--sm { padding: 8px 14px; font-size: 13px; }
.btn--lg { padding: 14px 24px; font-size: 16px; }
.btn:hover { transform: translateY(-1px); opacity: 0.95; }

.marketing-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 16px 20px;
  max-width: 960px;
  margin: 0 auto;
  width: 100%;
}

.marketing-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: inherit;
  text-decoration: none;
  font-weight: 800;
  font-size: 18px;
}

.marketing-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 14px;
  font-weight: 600;
}
.marketing-nav a { text-decoration: none; color: var(--text-muted); }
.marketing-nav a:hover { color: var(--text); }
.marketing-nav__cta { margin-left: 4px; }

.marketing-main {
  flex: 1;
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 24px 20px 48px;
}

.marketing-footer {
  padding: 24px 20px 32px;
  text-align: center;
  border-top: 1px solid var(--border);
}
.marketing-footer__nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 13px;
  font-weight: 600;
}
.marketing-footer__nav a { text-decoration: none; color: var(--text-muted); }
.marketing-footer__copy { margin: 0; font-size: 12px; color: var(--text-light); }

html[data-legal-embedded='true'] .marketing-header,
html[data-legal-embedded='true'] .marketing-footer { display: none; }
html[data-legal-embedded='true'] .marketing-main { max-width: 640px; padding-top: 16px; }

.hero {
  text-align: center;
  padding: 24px 0 40px;
}
.hero__visual { margin-bottom: 16px; }
.hero__logo { border-radius: 20px; box-shadow: var(--shadow-lg); }
.hero__eyebrow {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-text);
}
.hero__title {
  margin: 0 0 16px;
  font-size: clamp(28px, 5vw, 42px);
  line-height: 1.15;
  max-width: 640px;
  margin-inline: auto;
}
.hero__text {
  margin: 0 auto 20px;
  max-width: 560px;
  color: var(--text-muted);
  font-size: 17px;
}
.hero__features {
  list-style: none;
  margin: 0 auto 28px;
  padding: 0;
  max-width: 420px;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 10px;
  color: var(--text-muted);
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}
.feature-card { padding: 20px; }
.feature-card h2 { margin: 0 0 8px; font-size: 18px; }
.feature-card p { margin: 0; color: var(--text-muted); font-size: 15px; }

.content-page {
  max-width: 640px;
  margin: 0 auto;
}
.page-heading, .screen-heading {
  margin: 0 0 20px;
  font-size: clamp(24px, 4vw, 32px);
}

.about-page, .legal-page, .changelog-page {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.about-intro, .legal-intro { padding: 18px 16px; }
.about-intro__lead, .legal-intro__lead {
  margin: 0 0 10px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
}
.about-block__title, .legal-block__title {
  margin: 0 0 10px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent-text);
}
.about-block p, .legal-block p {
  margin: 0 0 10px;
  color: var(--text-muted);
  line-height: 1.55;
}
.about-list, .legal-list {
  margin: 0;
  padding-left: 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 10px;
  color: var(--text-muted);
}
.legal-meta { margin: -8px 0 16px; font-size: 13px; color: var(--text-light); }
.legal-contact-link { color: var(--accent-text); font-weight: 600; }

.changelog-scroll { display: flex; flex-direction: column; gap: 16px; }
.changelog-release, .changelog-section--planned { padding: 18px 16px; }
.changelog-release__header { margin-bottom: 12px; }
.changelog-release__version-wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}
.changelog-release__version {
  font-weight: 800;
  font-size: 14px;
  color: var(--accent-text);
}
.changelog-release__date, .changelog-release__status {
  font-size: 13px;
  color: var(--text-light);
}
.changelog-release__title { margin: 0; font-size: 18px; }
.changelog-group { margin-top: 12px; }
.changelog-group__label {
  margin: 0 0 6px;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--accent-text);
}
.changelog-list {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--text-muted);
}
.changelog-list--planned { list-style: none; padding: 0; }
.changelog-list__item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}
.changelog-item-status {
  flex-shrink: 0;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--primary-soft);
}
.changelog-releases { display: flex; flex-direction: column; gap: 16px; }

@media (max-width: 640px) {
  .marketing-nav { gap: 8px; font-size: 13px; }
  .marketing-nav .btn--primary { display: none; }
}