/* Tamilcube Thirukkural — design tokens + components */

.tct,
.tct * {
  box-sizing: border-box;
}

.tct {
  --tct-bg:        #fbf8f3;
  --tct-surface:   #ffffff;
  --tct-surface-2: #f3ede1;
  --tct-border:    #e3dccb;
  --tct-text:      #1f1a14;
  --tct-text-soft: #4d4636;
  --tct-muted:     #7a715f;
  --tct-primary:   #8b1d1d;
  --tct-primary-2: #ad2929;
  --tct-accent:    #b3811a;
  --tct-shadow:    0 1px 2px rgba(31, 26, 20, 0.04), 0 8px 24px rgba(31, 26, 20, 0.06);
  --tct-radius:    14px;
  --tct-radius-sm: 8px;
  --tct-font-en:   'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --tct-font-ta:   'Noto Serif Tamil', 'Catamaran', 'Latha', serif;

  background: var(--tct-bg);
  color: var(--tct-text);
  font-family: var(--tct-font-en);
  font-size: 16px;
  line-height: 1.55;
  max-width: 960px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 4rem;
}

[data-theme="dark"] .tct,
.tct[data-theme="dark"] {
  --tct-bg:        #15110c;
  --tct-surface:   #1f1a13;
  --tct-surface-2: #2a2418;
  --tct-border:    #3a3424;
  --tct-text:      #f3ecdb;
  --tct-text-soft: #c4baa3;
  --tct-muted:     #8a8270;
  --tct-primary:   #e08383;
  --tct-primary-2: #f4a6a6;
  --tct-accent:    #e9c373;
  --tct-shadow:    0 1px 2px rgba(0,0,0,0.4), 0 12px 32px rgba(0,0,0,0.45);
}

@media (prefers-color-scheme: dark) {
  .tct:not([data-theme="light"]) {
    --tct-bg:        #15110c;
    --tct-surface:   #1f1a13;
    --tct-surface-2: #2a2418;
    --tct-border:    #3a3424;
    --tct-text:      #f3ecdb;
    --tct-text-soft: #c4baa3;
    --tct-muted:     #8a8270;
    --tct-primary:   #e08383;
    --tct-primary-2: #f4a6a6;
    --tct-accent:    #e9c373;
    --tct-shadow:    0 1px 2px rgba(0,0,0,0.4), 0 12px 32px rgba(0,0,0,0.45);
  }
}

.tct a { color: var(--tct-primary); text-decoration: none; }
.tct a:hover { color: var(--tct-primary-2); text-decoration: underline; }

.tct [lang="ta"] {
  font-family: var(--tct-font-ta);
  letter-spacing: 0.005em;
}

.tct h1, .tct h2, .tct h3 {
  font-weight: 700;
  line-height: 1.2;
  margin: 0 0 0.5em;
}

.tct-sr {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ---------- Hero ---------- */
.tct-hero {
  text-align: center;
  padding: 2rem 0 1.5rem;
}
.tct-hero__title {
  font-size: clamp(2rem, 6vw, 3.25rem);
  margin-bottom: 0.5rem;
  color: var(--tct-primary);
}
.tct-hero__title small {
  display: block;
  font-family: var(--tct-font-en);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--tct-muted);
  margin-top: 0.5rem;
}
.tct-hero__quotes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
  margin: 1.75rem 0;
}
.tct-hero__quotes blockquote {
  margin: 0;
  padding: 1rem 1.25rem;
  background: var(--tct-surface);
  border-left: 3px solid var(--tct-accent);
  border-radius: var(--tct-radius-sm);
  text-align: left;
  color: var(--tct-text-soft);
  font-style: italic;
  box-shadow: var(--tct-shadow);
}
.tct-hero__quotes blockquote p { margin: 0 0 0.5rem; }
.tct-hero__quotes cite {
  display: block;
  font-style: normal;
  font-size: 0.85rem;
  color: var(--tct-muted);
}

/* ---------- Search bar ---------- */
.tct-search {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--tct-surface);
  border: 1px solid var(--tct-border);
  border-radius: 999px;
  padding: 0.5rem 0.5rem 0.5rem 1.25rem;
  box-shadow: var(--tct-shadow);
  margin: 0 auto;
  max-width: 640px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.tct-search:focus-within {
  border-color: var(--tct-primary);
  box-shadow: 0 0 0 4px rgba(139, 29, 29, 0.12), var(--tct-shadow);
}
.tct-search__label {
  display: flex;
  align-items: center;
  color: var(--tct-muted);
}
.tct-search input {
  flex: 1;
  border: 0;
  background: transparent;
  font: inherit;
  color: var(--tct-text);
  padding: 0.5rem 0.5rem;
  outline: none;
  min-width: 0;
}
.tct-search input::placeholder { color: var(--tct-muted); }

.tct-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.tct-btn--primary {
  background: var(--tct-primary);
  color: #fff;
}
.tct-btn--primary:hover { background: var(--tct-primary-2); }

.tct-link {
  color: var(--tct-primary);
  font-weight: 600;
}

/* ---------- Daily kural ---------- */
.tct-daily {
  margin: 2.5rem 0;
  padding: 1.5rem;
  background: linear-gradient(135deg, var(--tct-surface) 0%, var(--tct-surface-2) 100%);
  border-radius: var(--tct-radius);
  border: 1px solid var(--tct-border);
  box-shadow: var(--tct-shadow);
}
.tct-daily__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 1rem;
  gap: 1rem;
  flex-wrap: wrap;
}
.tct-daily__head h2 {
  font-size: 1.1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--tct-accent);
  margin: 0;
}

/* ---------- Paal grid ---------- */
.tct-paals { margin: 2.5rem 0; }
.tct-paals h2 {
  font-size: 1.5rem;
  text-align: center;
  color: var(--tct-text-soft);
  margin-bottom: 1.25rem;
}
.tct-paals__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}
.tct-paal-tile {
  display: block;
  padding: 1.5rem 1.25rem;
  background: var(--tct-surface);
  border: 1px solid var(--tct-border);
  border-radius: var(--tct-radius);
  box-shadow: var(--tct-shadow);
  text-align: center;
  color: var(--tct-text);
  transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
}
.tct-paal-tile:hover {
  transform: translateY(-2px);
  border-color: var(--tct-primary);
  text-decoration: none;
  color: var(--tct-text);
  box-shadow: 0 4px 8px rgba(31, 26, 20, 0.08), 0 16px 40px rgba(31, 26, 20, 0.1);
}
.tct-paal-tile__num {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--tct-muted);
}
.tct-paal-tile__name {
  font-family: var(--tct-font-ta);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--tct-primary);
  margin: 0.5rem 0 0.25rem;
}
.tct-paal-tile__en {
  font-weight: 600;
  color: var(--tct-text-soft);
}
.tct-paal-tile__count {
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: var(--tct-muted);
}
.tct-paal-tile--1 { border-top: 3px solid #6f9f4a; }
.tct-paal-tile--2 { border-top: 3px solid #b3811a; }
.tct-paal-tile--3 { border-top: 3px solid #b85c8f; }

/* ---------- Breadcrumbs ---------- */
.tct-crumbs {
  margin: 0.5rem 0 1.25rem;
  font-size: 0.9rem;
  color: var(--tct-muted);
}
.tct-crumbs ol {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.tct-crumbs li + li::before {
  content: "›";
  margin-right: 0.4rem;
  color: var(--tct-muted);
}
.tct-crumbs a { color: var(--tct-text-soft); font-weight: 500; }
.tct-crumbs [aria-current="page"] { color: var(--tct-text); font-weight: 600; }

/* ---------- Paal & adhikaram heads ---------- */
.tct-paal-head, .tct-ad-head {
  text-align: center;
  padding: 1.5rem 0;
}
.tct-paal-head__num, .tct-ad-head__num {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--tct-muted);
  margin: 0;
}
.tct-paal-head__title, .tct-ad-head__title {
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  color: var(--tct-primary);
  margin: 0.3rem 0 0.25rem;
}
.tct-paal-head__en, .tct-ad-head__en {
  font-size: 1rem;
  color: var(--tct-text-soft);
  margin: 0 0 0.5rem;
}
.tct-ad-head__range {
  font-size: 0.85rem;
  color: var(--tct-muted);
  margin: 0;
}

/* ---------- Iyal sections + adhikaram tiles ---------- */
.tct-iyal { margin: 2rem 0; }
.tct-iyal__title {
  font-size: 1.05rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--tct-border);
  color: var(--tct-text-soft);
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.tct-iyal__title small {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--tct-muted);
}
.tct-iyal__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}
.tct-ad-tile {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto auto;
  column-gap: 0.75rem;
  padding: 0.85rem 1rem;
  background: var(--tct-surface);
  border: 1px solid var(--tct-border);
  border-radius: var(--tct-radius-sm);
  color: var(--tct-text);
  transition: background 0.15s, border-color 0.15s, transform 0.15s;
}
.tct-ad-tile:hover {
  border-color: var(--tct-primary);
  background: var(--tct-surface-2);
  text-decoration: none;
  color: var(--tct-text);
  transform: translateY(-1px);
}
.tct-ad-tile__num {
  grid-row: 1 / span 3;
  align-self: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--tct-accent);
  min-width: 2.5ch;
  text-align: center;
}
.tct-ad-tile__ta {
  font-family: var(--tct-font-ta);
  font-weight: 600;
  color: var(--tct-primary);
}
.tct-ad-tile__en { font-size: 0.9rem; color: var(--tct-text-soft); }
.tct-ad-tile__range { font-size: 0.78rem; color: var(--tct-muted); }

/* ---------- Kural cards ---------- */
.tct-cards {
  display: grid;
  gap: 1rem;
  margin: 1.5rem 0;
}
.tct-card {
  padding: 1.25rem 1.5rem;
  background: var(--tct-surface);
  border: 1px solid var(--tct-border);
  border-left: 3px solid var(--tct-accent);
  border-radius: var(--tct-radius);
  box-shadow: var(--tct-shadow);
}
.tct-card__head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}
.tct-card__num {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--tct-primary);
}
.tct-card__ad { font-size: 0.85rem; color: var(--tct-muted); }
.tct-couplet {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--tct-text);
  margin: 0.5rem 0;
}
.tct-couplet p { margin: 0.15rem 0; }
.tct-translit {
  font-size: 0.85rem;
  font-style: italic;
  color: var(--tct-muted);
  margin: 0.5rem 0;
}
.tct-english {
  color: var(--tct-text-soft);
  margin: 0.5rem 0 0.75rem;
}
.tct-card__more {
  display: inline-block;
  font-weight: 600;
  font-size: 0.9rem;
}

/* ---------- Single kural ---------- */
.tct-kural {
  background: var(--tct-surface);
  border: 1px solid var(--tct-border);
  border-radius: var(--tct-radius);
  box-shadow: var(--tct-shadow);
  padding: clamp(1.25rem, 4vw, 2.5rem);
}
.tct-kural__head { text-align: center; margin-bottom: 1.5rem; }
.tct-kural__num {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--tct-accent);
  margin: 0 0 0.25rem;
}
.tct-kural__title {
  font-size: clamp(1.5rem, 4vw, 2rem);
  color: var(--tct-primary);
  margin: 0;
}
.tct-kural__sub { color: var(--tct-text-soft); margin: 0.25rem 0 0; }
.tct-couplet--lg {
  font-size: clamp(1.4rem, 4vw, 1.9rem);
  font-weight: 600;
  text-align: center;
  margin: 1.5rem 0 0.75rem;
}
.tct-translit--lg {
  text-align: center;
  font-size: 0.95rem;
}
.tct-english-card {
  background: var(--tct-surface-2);
  border-radius: var(--tct-radius-sm);
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
}
.tct-english-card h2 {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--tct-muted);
  margin: 0 0 0.5rem;
}
.tct-english-card p { margin: 0.25rem 0; color: var(--tct-text); }
.tct-english-card__pope { color: var(--tct-text-soft); font-size: 0.95rem; }

/* ---------- Share buttons ---------- */
.tct-share {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin: 1.25rem 0;
}
.tct-share__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--tct-surface-2);
  border: 1px solid var(--tct-border);
  color: var(--tct-text-soft);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s, transform 0.15s;
}
.tct-share__btn svg { width: 18px; height: 18px; display: block; }
.tct-share__btn svg path { fill: currentColor; }
.tct-share__btn:hover svg path { fill: #fff; }
.tct-share__btn:hover {
  background: var(--tct-primary);
  border-color: var(--tct-primary);
  color: #fff;
  transform: translateY(-1px);
  text-decoration: none;
}
.tct-share__toast {
  font-size: 0.85rem;
  color: var(--tct-accent);
  font-weight: 600;
  opacity: 0;
  transition: opacity 0.2s;
}
.tct-share__toast.is-visible { opacity: 1; }

/* ---------- Tabs ---------- */
.tct-tabs { margin: 1.5rem 0; }
.tct-tabs__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  border-bottom: 1px solid var(--tct-border);
  margin-bottom: 1rem;
}
.tct-tab {
  background: transparent;
  border: 0;
  font: inherit;
  font-weight: 500;
  padding: 0.6rem 0.9rem;
  cursor: pointer;
  color: var(--tct-muted);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color 0.15s, border-color 0.15s;
}
.tct-tab:hover { color: var(--tct-text); }
.tct-tab.is-active {
  color: var(--tct-primary);
  border-bottom-color: var(--tct-primary);
}
.tct-tabs__panel {
  padding: 0.5rem 0.25rem;
  color: var(--tct-text);
  font-size: 1.02rem;
  line-height: 1.7;
}
.tct-tabs__panel[hidden] { display: none; }

/* ---------- Prev/next nav ---------- */
.tct-pn {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  margin: 1.5rem 0;
}
.tct-pn__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 1rem;
  background: var(--tct-surface);
  border: 1px solid var(--tct-border);
  border-radius: 999px;
  color: var(--tct-text-soft);
  font-weight: 600;
  font-size: 0.9rem;
}
.tct-pn__link:hover {
  border-color: var(--tct-primary);
  color: var(--tct-primary);
  text-decoration: none;
}

.tct-kural__back { text-align: center; margin: 1rem 0 0; }

/* ---------- Search results ---------- */
.tct-search__meta {
  margin: 1rem 0 0.5rem;
  color: var(--tct-muted);
  font-size: 0.9rem;
}
.tct-empty {
  margin: 2rem 0;
  padding: 1.5rem;
  background: var(--tct-surface);
  border: 1px dashed var(--tct-border);
  border-radius: var(--tct-radius-sm);
  text-align: center;
  color: var(--tct-text-soft);
}

/* ---------- Daily widget ---------- */
.tct-widget {
  background: var(--tct-surface);
  border: 1px solid var(--tct-border);
  border-left: 3px solid var(--tct-accent);
  border-radius: var(--tct-radius-sm);
  padding: 1rem 1.25rem;
}
.tct-widget__num { font-size: 0.8rem; color: var(--tct-muted); margin: 0 0 0.25rem; }
.tct-widget__title {
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--tct-accent);
  margin: 0 0 0.75rem;
}
.tct-widget .tct-couplet { font-size: 1.1rem; margin: 0.5rem 0; }
.tct-widget .tct-english { font-size: 0.95rem; margin: 0.5rem 0 0.75rem; }

/* ---------- Theme toggle (floating) ---------- */
.tct-theme-toggle {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--tct-surface);
  border: 1px solid var(--tct-border);
  color: var(--tct-text);
  box-shadow: var(--tct-shadow);
  cursor: pointer;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s;
}
.tct-theme-toggle:hover { transform: scale(1.05); }

/* ---------- Responsive tweaks ---------- */
@media (max-width: 600px) {
  .tct { padding: 1rem 0.85rem 3rem; }
  .tct-search { padding: 0.4rem 0.4rem 0.4rem 0.85rem; }
  .tct-btn--primary { padding: 0.45rem 0.85rem; font-size: 0.9rem; }
  .tct-couplet--lg { font-size: 1.25rem; }
}