/* BabyName — minimální styling pro static hosting.
   Barvy převzaté 1:1 z constants/colors.ts (Colors + DarkColors).
   - accent: warm peach #E8845E
   - heart (srdcovka): coral #E84855
   - bg: warm off-white cream #FBF7F3
   - ink: warm near-black #1F1B18

   Fonty stejné jako v appce, self-hostované z /fonts (žádné Google Fonts CDN —
   IP návštěvníka nesmí odtékat třetí straně; konzistence s privacy policy):
   - Instrument Serif Italic — všechny nadpisy (h1/h2/h3, brand)
   - Geist (variable, wght 400–700) — body text
   - JetBrains Mono ekvivalent (SF Mono fallback) — meta/code
*/

/* Geist — variable font, jeden soubor pokrývá váhy 400–700. */
@font-face {
  font-family: 'Geist';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('/fonts/geist-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Geist';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('/fonts/geist-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: 'Instrument Serif';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/instrument-serif-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Instrument Serif';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/instrument-serif-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Instrument Serif';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/instrument-serif-italic-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Instrument Serif';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/instrument-serif-italic-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

:root {
  /* Light theme — zrcadlí Colors v constants/colors.ts */
  --bg: #FBF7F3;
  --bg-elev: #FFFFFF;
  --bg-sunken: #F4EFE9;
  --ink: #1F1B18;
  --ink2: #5C544C;
  --ink3: #9B928A;
  --ink4: #C9C0B6;
  --accent: #E8845E;
  --accent-soft: #FDEDE3;
  --accent-deep: #C5613B;
  --heart: #E84855;
  --heart-soft: #FBE0E2;
  --line: rgba(31, 27, 24, 0.08);
  --line2: rgba(31, 27, 24, 0.04);
  --warn-bg: #FFF6E0;
  --warn-border: #E8B53E;
  --warn-ink: #8A6918;
  --shadow-sm: 0 1px 2px rgba(31, 27, 24, 0.04), 0 1px 1px rgba(31, 27, 24, 0.02);
  --shadow-md: 0 2px 8px rgba(31, 27, 24, 0.05), 0 1px 2px rgba(31, 27, 24, 0.04);
}

@media (prefers-color-scheme: dark) {
  :root {
    /* Dark theme — zrcadlí DarkColors v constants/colors.ts */
    --bg: #15110E;
    --bg-elev: #221C18;
    --bg-sunken: #1A1612;
    --ink: #F5EFE8;
    --ink2: #B5ABA0;
    --ink3: #7C736A;
    --ink4: #4F4842;
    --accent: #F19A75;
    --accent-soft: #3A2A22;
    --accent-deep: #FFB58F;
    --heart: #FF6B78;
    --heart-soft: #3A1E22;
    --line: rgba(245, 239, 232, 0.08);
    --line2: rgba(245, 239, 232, 0.04);
    --warn-bg: #2F2614;
    --warn-border: #8A6918;
    --warn-ink: #E8B53E;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.35);
  }
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'Geist', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-weight: 400;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Top bar — kopíruje TopBar v appce: blur background, subtle line. */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  border-bottom: 0.5px solid var(--line);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
}

.brand {
  font-family: 'Instrument Serif', 'Times New Roman', Georgia, serif;
  font-style: italic;
  font-weight: 400;
  font-size: 24px;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.4px;
  line-height: 1;
}

.topbar nav {
  display: flex;
  gap: 18px;
}

.topbar nav a {
  font-family: 'Geist', sans-serif;
  color: var(--ink3);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.1px;
  transition: color 0.15s;
}

.topbar nav a:hover,
.topbar nav a[aria-current="page"] {
  color: var(--accent-deep);
}

/* Jazykový přepínač — drobnější, monospace, mírně oddělený od ostatních linků */
.topbar nav .lang-switch {
  font-family: 'SF Mono', Menlo, Consolas, monospace;
  font-size: 12px;
  letter-spacing: 0.4px;
  padding-left: 14px;
  border-left: 0.5px solid var(--line);
  color: var(--ink3);
}

.topbar nav .lang-switch:hover {
  color: var(--accent-deep);
}

/* Content */
.content {
  flex: 1;
  max-width: 720px;
  margin: 0 auto;
  padding: 64px 24px 80px;
  width: 100%;
}

.content.center {
  text-align: center;
}

/* Eyebrow — kopíruje UPPERCASE small-caps labely v appce. */
.eyebrow {
  font-family: 'Geist', sans-serif;
  font-size: 11px;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--ink3);
  font-weight: 600;
  margin-bottom: 18px;
}

/* H1 — Instrument Serif Italic, ladí s heroTitle v appce. */
h1 {
  font-family: 'Instrument Serif', 'Times New Roman', Georgia, serif;
  font-style: italic;
  font-weight: 400;
  font-size: clamp(40px, 7vw, 64px);
  line-height: 1.05;
  letter-spacing: -1.5px;
  margin-bottom: 22px;
  color: var(--ink);
}

h1.hero em,
h1 .accent {
  font-style: italic;
  color: var(--accent);
}

.accent { color: var(--accent); }

.meta {
  font-family: 'SF Mono', Menlo, Consolas, 'JetBrains Mono', monospace;
  font-size: 13px;
  color: var(--ink3);
  letter-spacing: 0.3px;
  margin-bottom: 32px;
}

.lede {
  font-family: 'Geist', sans-serif;
  font-size: 17px;
  color: var(--ink2);
  line-height: 1.6;
  margin-bottom: 40px;
  max-width: 580px;
}

.content.center .lede {
  margin-left: auto;
  margin-right: auto;
}

/* H2 — privacy section headings. */
h2 {
  font-family: 'Instrument Serif', Georgia, serif;
  font-style: italic;
  font-weight: 400;
  font-size: 26px;
  color: var(--ink);
  letter-spacing: -0.4px;
  margin-top: 44px;
  margin-bottom: 14px;
  scroll-margin-top: 80px;
  line-height: 1.2;
}

h3 {
  font-family: 'Geist', sans-serif;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.2px;
  margin-bottom: 6px;
  line-height: 1.3;
}

section + section { margin-top: 8px; }

section p,
section ul {
  font-family: 'Geist', sans-serif;
  font-size: 15.5px;
  color: var(--ink2);
  margin-bottom: 14px;
}

section ul {
  padding-left: 22px;
}

section li {
  margin-bottom: 6px;
}

section strong {
  color: var(--ink);
  font-weight: 600;
}

section a {
  color: var(--accent-deep);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--accent-deep) 30%, transparent);
  transition: border-color 0.15s;
}

section a:hover {
  border-bottom-color: var(--accent-deep);
}

code {
  font-family: 'SF Mono', Menlo, Consolas, 'JetBrains Mono', monospace;
  font-size: 0.9em;
  background: var(--bg-sunken);
  padding: 1px 6px;
  border-radius: 4px;
  color: var(--ink);
}

/* Features grid (landing) — odráží onboarding slides 2+3 v appce. */
.features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  max-width: 720px;
  margin: 56px auto 24px;
  text-align: left;
}

.feature {
  background: var(--bg-elev);
  border: 0.5px solid var(--line);
  border-radius: 18px;
  padding: 26px 24px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.18s, box-shadow 0.18s, border-color 0.18s;
}

.feature:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: color-mix(in srgb, var(--accent) 25%, var(--line));
}

.feature-eyebrow {
  font-family: 'Geist', sans-serif;
  font-size: 10.5px;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--ink3);
  font-weight: 600;
  margin-bottom: 10px;
}

.feature h3 {
  font-family: 'Instrument Serif', Georgia, serif;
  font-style: italic;
  font-weight: 400;
  font-size: 22px;
  color: var(--ink);
  letter-spacing: -0.3px;
  line-height: 1.2;
  margin-bottom: 8px;
}

.feature h3 em {
  font-style: italic;
  color: var(--accent);
}

.feature p {
  font-family: 'Geist', sans-serif;
  font-size: 14.5px;
  color: var(--ink2);
  line-height: 1.55;
  margin: 0;
}

/* Cards (landing — privacy link). */
.cards {
  margin-top: 36px;
  display: grid;
  gap: 12px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.card {
  display: block;
  background: var(--bg-elev);
  border: 0.5px solid var(--line);
  border-radius: 16px;
  padding: 20px 24px;
  text-decoration: none;
  color: var(--ink);
  text-align: left;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s, border-color 0.15s, box-shadow 0.15s;
}

.card:hover {
  border-color: color-mix(in srgb, var(--accent) 35%, var(--line));
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.card h3 {
  margin-bottom: 4px;
  color: var(--accent-deep);
}

.card p {
  font-family: 'Geist', sans-serif;
  font-size: 14px;
  color: var(--ink3);
  margin: 0;
}

/* Footer */
.footer {
  border-top: 0.5px solid var(--line);
  padding: 24px;
  text-align: center;
}

.footer p {
  font-family: 'Geist', sans-serif;
  font-size: 13px;
  color: var(--ink3);
}

.footer a {
  color: var(--ink3);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.15s;
}

.footer a:hover { color: var(--accent-deep); }

/* Reduce Motion preference */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
}

/* Tablet — features 1 sloupec */
@media (max-width: 720px) {
  .features {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 44px;
  }
  .feature {
    padding: 22px 22px;
  }
}

/* Small screens */
@media (max-width: 480px) {
  .content { padding: 44px 20px 56px; }
  .topbar { padding: 14px 20px; }
  .brand { font-size: 22px; }
  h1 { font-size: clamp(34px, 9vw, 44px); margin-bottom: 18px; }
  h2 { font-size: 22px; margin-top: 36px; }
  .feature h3 { font-size: 20px; }
  section p, section ul { font-size: 15px; }
  .lede { font-size: 16px; }
}