/* ============================================================
   Tokyo Muslim Guide — Design System
   Palette: Deep Emerald + Gold (Islamic aesthetic)
   Type: Playfair Display (headings) + Inter (body) + Amiri (Arabic)
   ============================================================ */

:root {
  /* Color tokens */
  --color-primary: #0B6B4F;        /* deep emerald */
  --color-primary-dark: #084C38;
  --color-primary-light: #E7F3EE;
  --color-on-primary: #FFFFFF;
  --color-accent: #C9A227;         /* gold */
  --color-accent-soft: #F5EBCF;
  --color-background: #FBFAF6;     /* warm ivory */
  --color-surface: #FFFFFF;
  --color-foreground: #1E2A26;     /* near-black green */
  --color-muted: #5C6B66;
  --color-border: #E4E1D6;
  --color-destructive: #B3261E;
  --color-ring: #0B6B4F;

  /* Typography */
  --font-heading: "Playfair Display", "Noto Serif JP", serif;
  --font-body: "Inter", "Noto Sans JP", -apple-system, sans-serif;
  --font-arabic: "Amiri", serif;

  /* Spacing scale (8px base) */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4.5rem;

  /* Elevation */
  --shadow-sm: 0 1px 2px rgba(11, 107, 79, 0.06), 0 1px 3px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(11, 107, 79, 0.08), 0 2px 4px rgba(0,0,0,0.04);
  --shadow-lg: 0 12px 32px rgba(11, 107, 79, 0.12), 0 4px 8px rgba(0,0,0,0.05);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;

  --transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-foreground);
  background: var(--color-background);
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-foreground);
}

:focus-visible {
  outline: 3px solid var(--color-ring);
  outline-offset: 2px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-primary);
  color: var(--color-on-primary);
  padding: 0.75rem 1.25rem;
  z-index: 1000;
  border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; }

.container {
  width: 100%;
  max-width: 72rem;
  margin-inline: auto;
  padding-inline: var(--space-2);
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(251, 250, 246, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding-block: 0.9rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}
.brand:hover { text-decoration: none; }
.brand svg { flex-shrink: 0; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  color: var(--color-foreground);
  font-weight: 500;
  font-size: 0.95rem;
  transition: background var(--transition), color var(--transition);
  min-height: 44px;
}
.nav-links a:hover { background: var(--color-primary-light); text-decoration: none; }
.nav-links a[aria-current="page"] {
  background: var(--color-primary);
  color: var(--color-on-primary);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.5rem;
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
  color: var(--color-foreground);
}

@media (max-width: 760px) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-1) var(--space-2) var(--space-2);
    box-shadow: var(--shadow-md);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { justify-content: center; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse 60% 50% at 80% 10%, rgba(201, 162, 39, 0.14), transparent),
    radial-gradient(ellipse 50% 60% at 10% 90%, rgba(11, 107, 79, 0.10), transparent),
    var(--color-background);
  padding: var(--space-6) 0 var(--space-5);
  text-align: center;
}

.hero .bismillah {
  font-family: var(--font-arabic);
  font-size: clamp(1.4rem, 3vw, 2rem);
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

.hero h1 {
  font-size: clamp(2.2rem, 5.5vw, 3.6rem);
  letter-spacing: -0.01em;
  max-width: 18ch;
  margin-inline: auto;
}

.hero h1 .accent { color: var(--color-primary); }

.hero p.lede {
  max-width: 56ch;
  margin: var(--space-2) auto 0;
  font-size: 1.1rem;
  color: var(--color-muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  justify-content: center;
  margin-top: var(--space-3);
}

/* Geometric pattern band */
.pattern-band {
  height: 14px;
  background-image: repeating-linear-gradient(
    45deg,
    var(--color-primary) 0 10px,
    var(--color-accent) 10px 12px,
    transparent 12px 22px
  );
  opacity: 0.85;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition),
              background var(--transition), color var(--transition);
  min-height: 48px;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(0.98); }

.btn-primary {
  background: var(--color-primary);
  color: var(--color-on-primary);
  box-shadow: var(--shadow-md);
}
.btn-primary:hover { background: var(--color-primary-dark); box-shadow: var(--shadow-lg); }

.btn-outline {
  background: transparent;
  color: var(--color-primary-dark);
  border-color: var(--color-primary);
}
.btn-outline:hover { background: var(--color-primary-light); }

/* ---------- Sections ---------- */
.section { padding: var(--space-6) 0; }
.section-alt { background: var(--color-surface); border-block: 1px solid var(--color-border); }

.section-head {
  text-align: center;
  max-width: 60ch;
  margin: 0 auto var(--space-4);
}
.section-head .kicker {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}
.section-head h2 { font-size: clamp(1.7rem, 3.5vw, 2.4rem); }
.section-head p { color: var(--color-muted); margin-top: 0.6rem; }

/* ---------- Cards grid ---------- */
.grid {
  display: grid;
  gap: var(--space-2);
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr));
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.card h3 { font-size: 1.25rem; }
.card .jp { color: var(--color-muted); font-size: 0.9rem; font-weight: 400; }

.card-meta {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.92rem;
  color: var(--color-muted);
}
.card-meta .row { display: flex; gap: 0.5rem; align-items: flex-start; }
.card-meta svg { flex-shrink: 0; margin-top: 0.2rem; color: var(--color-primary); }

.card p.desc { font-size: 0.95rem; }

.card-actions {
  margin-top: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-top: 0.5rem;
}

.chip-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  border: 1.5px solid var(--color-primary);
  color: var(--color-primary);
  transition: background var(--transition), color var(--transition);
  min-height: 40px;
}
.chip-link:hover { background: var(--color-primary); color: var(--color-on-primary); text-decoration: none; }
.chip-link.subtle { border-color: var(--color-border); color: var(--color-muted); }
.chip-link.subtle:hover { border-color: var(--color-primary); color: var(--color-primary); background: var(--color-primary-light); }

/* ---------- Badges ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  letter-spacing: 0.02em;
}
.badge-halal { background: var(--color-primary-light); color: var(--color-primary-dark); }
.badge-friendly { background: var(--color-accent-soft); color: #7A611B; }
.badge-price { background: #F1EFE7; color: var(--color-muted); }

.tag-row { display: flex; flex-wrap: wrap; gap: 0.4rem; }

/* ---------- Filter bar ---------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: var(--space-3);
}
.filter-btn {
  padding: 0.5rem 1.1rem;
  border-radius: 999px;
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-muted);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition);
  min-height: 44px;
}
.filter-btn:hover { border-color: var(--color-primary); color: var(--color-primary); }
.filter-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-on-primary);
}

.search-wrap {
  max-width: 480px;
  margin: 0 auto var(--space-2);
  position: relative;
}
.search-wrap svg {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-muted);
  pointer-events: none;
}
.search-input {
  width: 100%;
  padding: 0.85rem 1rem 0.85rem 2.8rem;
  border: 1.5px solid var(--color-border);
  border-radius: 999px;
  font-size: 1rem;
  font-family: var(--font-body);
  background: var(--color-surface);
  transition: border-color var(--transition), box-shadow var(--transition);
  min-height: 48px;
}
.search-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(11, 107, 79, 0.12);
}

.empty-state {
  text-align: center;
  padding: var(--space-4);
  color: var(--color-muted);
  display: none;
}
.empty-state.show { display: block; }

/* ---------- Feature tiles (homepage) ---------- */
.tiles {
  display: grid;
  gap: var(--space-2);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
}
.tile {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  text-align: left;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.tile:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--color-primary); text-decoration: none; }
.tile .icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-light);
  display: grid;
  place-items: center;
  color: var(--color-primary);
}
.tile h3 { font-size: 1.15rem; color: var(--color-foreground); }
.tile p { font-size: 0.92rem; color: var(--color-muted); }
.tile .go {
  margin-top: auto;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

/* ---------- Tips list ---------- */
.tips-list {
  display: grid;
  gap: var(--space-2);
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr));
}
.tip {
  background: var(--color-surface);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius-sm);
  padding: var(--space-2) var(--space-3);
  box-shadow: var(--shadow-sm);
}
.tip h3 { font-size: 1.05rem; margin-bottom: 0.35rem; }
.tip p { font-size: 0.93rem; color: var(--color-muted); }

/* ---------- Prayer space list ---------- */
.space-list { display: flex; flex-direction: column; gap: var(--space-2); max-width: 52rem; margin-inline: auto; }
.space-item {
  display: flex;
  gap: var(--space-2);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-3);
  align-items: flex-start;
}
.space-item .icon-wrap {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--color-accent-soft);
  color: #7A611B;
  display: grid; place-items: center;
  flex-shrink: 0;
}
.space-item h3 { font-size: 1.1rem; }
.space-item .loc { font-size: 0.88rem; color: var(--color-primary); font-weight: 600; }
.space-item p { font-size: 0.93rem; color: var(--color-muted); margin-top: 0.25rem; }

/* ---------- CTA banner ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  color: var(--color-on-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-3);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 20% 30%, rgba(201,162,39,0.25), transparent 40%),
                    radial-gradient(circle at 85% 75%, rgba(255,255,255,0.12), transparent 45%);
  pointer-events: none;
}
.cta-banner h2 { color: var(--color-on-primary); font-size: clamp(1.6rem, 3vw, 2.2rem); }
.cta-banner p { max-width: 52ch; margin: var(--space-1) auto var(--space-3); opacity: 0.92; }
.cta-banner .btn { position: relative; }
.btn-gold { background: var(--color-accent); color: #2E2505; }
.btn-gold:hover { background: #DDB52F; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.85);
  padding: var(--space-5) 0 var(--space-3);
  margin-top: var(--space-5);
}
.footer-grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
  margin-bottom: var(--space-3);
}
.site-footer h3, .site-footer h4 { color: #fff; }
.site-footer h4 { font-size: 1rem; margin-bottom: 0.6rem; font-family: var(--font-body); font-weight: 700; }
.site-footer a { color: rgba(255,255,255,0.85); }
.site-footer a:hover { color: var(--color-accent); }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 0.45rem; font-size: 0.93rem; }
.footer-note {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: var(--space-2);
  font-size: 0.85rem;
  text-align: center;
  color: rgba(255,255,255,0.6);
}
.footer-brand p { font-size: 0.9rem; margin-top: 0.5rem; max-width: 34ch; }

/* ---------- Disclaimer ---------- */
.disclaimer {
  background: var(--color-accent-soft);
  border: 1px solid #E3D194;
  border-radius: var(--radius-sm);
  padding: var(--space-2) var(--space-3);
  font-size: 0.9rem;
  color: #6B5716;
  max-width: 60rem;
  margin: 0 auto var(--space-3);
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
}
.disclaimer svg { flex-shrink: 0; margin-top: 0.15rem; }

/* ---------- Animations ---------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}
.reveal { animation: fadeUp 500ms ease-out both; }
.reveal-1 { animation-delay: 80ms; }
.reveal-2 { animation-delay: 160ms; }
.reveal-3 { animation-delay: 240ms; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

/* ---------- Print ---------- */
@media print {
  .site-header, .site-footer, .hero-actions, .filter-bar, .search-wrap { display: none; }
  .card { break-inside: avoid; box-shadow: none; }
}