/* Niyam — niyam.day — static site styles
   Design tokens from ../Research/03-design-system.md
   Fonts: Fraunces (serif) and Plus Jakarta Sans (sans), self-hosted, SIL OFL. */

/* ——— Fonts ——— */
@font-face {
  font-family: 'Fraunces Display';
  src: url('fonts/Fraunces-Display-500.ttf') format('truetype');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Fraunces Title';
  src: url('fonts/Fraunces-Title-500.ttf') format('truetype');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Fraunces Title';
  src: url('fonts/Fraunces-Title-600.ttf') format('truetype');
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Fraunces Text';
  src: url('fonts/Fraunces-Text-500.ttf') format('truetype');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Plus Jakarta Sans';
  src: url('fonts/PlusJakartaSans_400Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Plus Jakarta Sans';
  src: url('fonts/PlusJakartaSans_500Medium.ttf') format('truetype');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Plus Jakarta Sans';
  src: url('fonts/PlusJakartaSans_600SemiBold.ttf') format('truetype');
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Plus Jakarta Sans';
  src: url('fonts/PlusJakartaSans_700Bold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* ——— Design tokens as CSS custom properties ——— */
:root {
  /* Sandstone & Khadi (light) */
  --bg-canvas: #F9F6F0;
  --bg-surface: #F2EDE3;
  --bg-raised: #E8E1D4;
  --border-subtle: #DCD3C7;
  --border-strong: #D4C9BA;
  --text-primary: #1E1815;
  --text-secondary: #6E6155;
  --text-tertiary: #857769;
  --text-inverse: #FBF8F2;
  --primary-base: #B5432C;
  --primary-pressed: #9E3A26;
  --primary-on: #FBF8F2;
  --primary-tint: rgba(181,67,44,0.10);
  --primary-line: rgba(181,67,44,0.40);
  --primary-glow: rgba(201,74,49,0.10);
  --accent-base: #8C6508;
  --status-info: #407C82;
  --status-success: #4E7D4B;
  --status-warning: #8C6508;

  /* Category colours (light) */
  --cat-ekadashi: #9C7209;
  --cat-pradosh: #407C82;
  --cat-sankashti: #C25A1E;
  --cat-shivaratri: #835AA0;
  --cat-purnima: #8C7A4F;
  --cat-amavasya: #5E7697;
  --cat-weekly: #4E7D4B;
  --cat-festival: #A64566;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;

  /* Radii */
  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 20px;
  --radius-xl: 24px;

  /* Fonts */
  --font-display: 'Fraunces Display', Georgia, 'Times New Roman', serif;
  --font-title: 'Fraunces Title', Georgia, 'Times New Roman', serif;
  --font-text: 'Fraunces Text', Georgia, 'Times New Roman', serif;
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    /* Lunar Night (dark) */
    --bg-canvas: #0D1117;
    --bg-surface: #161B22;
    --bg-raised: #212831;
    --border-subtle: #262C36;
    --border-strong: #2F3642;
    --text-primary: #EFECE1;
    --text-secondary: #94A5BC;
    --text-tertiary: #7D8A9E;
    --text-inverse: #0D1117;
    --primary-base: #E4AA3F;
    --primary-pressed: #CF9431;
    --primary-on: #0D1117;
    --primary-tint: rgba(228,170,63,0.12);
    --primary-line: rgba(228,170,63,0.40);
    --primary-glow: rgba(228,170,63,0.13);
    --accent-base: #DF5A49;
    --status-info: #69AFB5;
    --status-success: #8FB98B;
    --status-warning: #E4AA3F;

    /* Category colours (dark) */
    --cat-ekadashi: #E4AA3F;
    --cat-pradosh: #69AFB5;
    --cat-sankashti: #DF5A49;
    --cat-shivaratri: #B196C4;
    --cat-purnima: #D8C28D;
    --cat-amavasya: #94A5BC;
    --cat-weekly: #8FB98B;
    --cat-festival: #E58FA6;
  }
}

/* ——— Reset and base ——— */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 100%;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-canvas);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--primary-base);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  transition: color 0.15s ease;
}
a:hover, a:focus-visible {
  color: var(--primary-pressed);
}
a:focus-visible {
  outline: 2px solid var(--primary-base);
  outline-offset: 2px;
  border-radius: 2px;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ——— Layout ——— */
.page {
  max-width: 640px;
  margin: 0 auto;
  padding: var(--space-6) var(--space-4);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.page-content {
  flex: 1;
}

/* ——— Header / Nav ——— */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: var(--space-8);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--text-primary);
}
.brand:hover {
  color: var(--text-primary);
}

.brand-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
}

.brand-name {
  font-family: var(--font-title);
  font-weight: 500;
  font-size: 1.375rem;
  letter-spacing: -0.7px;
  line-height: 1;
}

.site-nav {
  display: flex;
  gap: var(--space-4);
}
.site-nav a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
}
.site-nav a:hover, .site-nav a:focus-visible {
  color: var(--primary-base);
}
.site-nav a[aria-current="page"] {
  color: var(--primary-base);
}

/* ——— Typography ——— */
h1 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 2rem;
  line-height: 1.15;
  letter-spacing: -0.9px;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

h2 {
  font-family: var(--font-title);
  font-weight: 500;
  font-size: 1.5rem;
  line-height: 1.2;
  letter-spacing: -0.4px;
  color: var(--text-primary);
  margin-top: var(--space-10);
  margin-bottom: var(--space-3);
}

h3 {
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 1.25rem;
  line-height: 1.25;
  letter-spacing: -0.2px;
  color: var(--text-primary);
  margin-top: var(--space-8);
  margin-bottom: var(--space-2);
}

.eyebrow {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.6875rem;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--primary-base);
  margin-bottom: var(--space-2);
}

.subtitle {
  font-size: 1.0625rem;
  line-height: 1.5;
  color: var(--text-secondary);
  margin-bottom: var(--space-8);
}

p {
  margin-bottom: var(--space-4);
}

.text-secondary {
  color: var(--text-secondary);
}

/* ——— Cards ——— */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  margin-bottom: var(--space-4);
}

.card-feature {
  border-color: var(--primary-line);
}

/* ——— Feature list (index page) ——— */
.features {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-6);
  margin-bottom: var(--space-8);
}

.feature {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.feature-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary-base);
  flex-shrink: 0;
  margin-top: 8px;
}

.feature h3 {
  margin-top: 0;
  margin-bottom: var(--space-1);
  font-size: 1.0625rem;
}

.feature p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: 0;
}

/* ——— Category dots ——— */
.dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  vertical-align: middle;
  margin-right: 6px;
}
.dot-ekadashi   { background: var(--cat-ekadashi); }
.dot-pradosh    { background: var(--cat-pradosh); }
.dot-sankashti  { background: var(--cat-sankashti); }
.dot-shivaratri { background: var(--cat-shivaratri); }
.dot-purnima    { background: var(--cat-purnima); }
.dot-amavasya   { background: var(--cat-amavasya); }
.dot-weekly     { background: var(--cat-weekly); }
.dot-festival   { background: var(--cat-festival); }

/* ——— App Store badge placeholder ——— */
.badges {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-top: var(--space-6);
  margin-bottom: var(--space-8);
}

.badge-placeholder {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 var(--space-5);
  background: var(--bg-raised);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
}

/* ——— FAQ / Support ——— */
.faq-item {
  margin-bottom: var(--space-8);
}

.faq-item h3 {
  margin-top: 0;
}

.faq-item p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

/* ——— Privacy ——— */
.promise {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--border-subtle);
}
.promise:last-child {
  border-bottom: none;
}
.promise-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  color: var(--text-secondary);
}
.promise-content h3 {
  margin-top: 0;
  margin-bottom: 2px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.9375rem;
}
.promise-content p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 0;
}

/* ——— Footer ——— */
.site-footer {
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: 1px solid var(--border-subtle);
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-3);
}

.footer-links {
  display: flex;
  gap: var(--space-4);
}
.footer-links a {
  color: var(--text-tertiary);
  text-decoration: none;
}
.footer-links a:hover {
  color: var(--primary-base);
}

/* ——— Responsive ——— */
@media (max-width: 480px) {
  .page {
    padding: var(--space-5) var(--space-4);
  }
  .site-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }
  h1 {
    font-size: 1.75rem;
  }
  h2 {
    font-size: 1.25rem;
  }
}

/* ——— Skip link ——— */
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-4);
  background: var(--primary-base);
  color: var(--primary-on);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  z-index: 100;
  font-weight: 600;
  text-decoration: none;
}
.skip-link:focus {
  top: var(--space-4);
}

/* ——— Placeholder notice ——— */
.placeholder-notice {
  display: inline-block;
  background: var(--primary-tint);
  border: 1px solid var(--primary-line);
  border-radius: 6px;
  padding: 2px 8px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--primary-base);
  vertical-align: middle;
  margin-left: 4px;
}

/* ——— Hindi pages ——— */
[lang="hi"] body {
  font-size: 1.0625rem;
  line-height: 1.7;
}
[lang="hi"] h1 {
  font-size: 1.875rem;
  line-height: 1.3;
  letter-spacing: 0;
}
[lang="hi"] h2 {
  font-size: 1.375rem;
  letter-spacing: 0;
}