/* ═══════════════════════════════════════════════════════════
   SECTION INDEX — shared styles for Getting a Dog, Training,
   Health & Nutrition index pages (mirrors breeds/index layout)
═══════════════════════════════════════════════════════════ */

/* ── HERO (dark gradient, same feel as breeds hero) ──────── */
.si-hero {
  padding: 120px 0 72px;
  text-align: center;
  color: #fff;
}
.si-hero .container { max-width: 760px; margin: 0 auto; }
.si-hero-tag {
  display: inline-block;
  background: rgba(255,255,255,.12);
  color: rgba(255,255,255,.95);
  font-size: .73rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
}
.si-hero h1 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  line-height: 1.12;
  margin-bottom: 16px;
}
.si-hero .hero-highlight { color: var(--teal-light, #ccfbf1); }
.si-hero p {
  color: rgba(255,255,255,.9);
  font-size: 1.05rem;
  max-width: 520px;
  margin: 0 auto 32px;
  line-height: 1.7;
}
/* search bar (same style as breeds page) */
.si-search-wrap {
  max-width: 480px;
  margin: 0 auto;
  position: relative;
}
.si-search-wrap input {
  width: 100%;
  padding: 15px 50px 15px 20px;
  border-radius: 14px;
  border: none;
  font-family: 'Inter', sans-serif;
  font-size: .97rem;
  color: #0f172a;
  background: #fff;
  box-shadow: 0 8px 32px rgba(0,0,0,.25);
  outline: none;
}
.si-search-wrap::after {
  content: '🔍';
  position: absolute;
  right: 18px; top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}

/* ── FILTER BAR ───────────────────────────────────────────── */
.si-filter-bar {
  background: #fff;
  border-bottom: 1px solid var(--border, #e2e8f0);
  padding: 14px 0;
  position: sticky;
  top: 68px;
  z-index: 100;
}
.si-filter-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.si-filter-label {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--soft, #64748b);
  flex-shrink: 0;
}
.si-chips {
  display: flex;
  gap: 7px;
  flex-wrap: wrap;
  align-items: center;
}
.si-chip {
  padding: 5px 15px;
  border-radius: 999px;
  border: 1.5px solid var(--border, #e2e8f0);
  background: #fff;
  font-family: 'Inter', sans-serif;
  font-size: .8rem;
  font-weight: 600;
  color: var(--soft, #64748b);
  cursor: pointer;
  transition: all .18s;
}
.si-chip:hover { border-color: var(--teal); color: var(--teal); }
.si-chip.active { background: var(--teal); color: #fff; border-color: var(--teal); }
.si-filter-divider { width: 1px; height: 18px; background: var(--border, #e2e8f0); flex-shrink: 0; }
.si-results-count {
  margin-left: auto;
  font-size: .8rem;
  color: var(--soft, #64748b);
  font-weight: 500;
  flex-shrink: 0;
}

/* ── GUIDE CARD GRID ─────────────────────────────────────── */
.si-section {
  padding: 48px 0 96px;
  background: var(--light, #f8fafc);
}
.si-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

/* Card */
.gi-card {
  background: #fff;
  border-radius: 18px;
  border: 1px solid var(--border, #e2e8f0);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  transition: transform .25s, box-shadow .25s;
  cursor: pointer;
}
.gi-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 40px rgba(15,23,42,.13);
}
.gi-card.hidden { display: none; }

/* Card top (icon area) */
.gi-card-top {
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  position: relative;
  background: linear-gradient(135deg, var(--teal-light, #ccfbf1) 0%, #fef3c7 100%);
  flex-shrink: 0;
}
/* Per-section icon area backgrounds */
.si-training  .gi-card-top { background: linear-gradient(135deg, #dbeafe 0%, #e0e7ff 100%); }
.si-health    .gi-card-top { background: linear-gradient(135deg, #dcfce7 0%, #d1fae5 100%); }
.si-nutrition .gi-card-top { background: linear-gradient(135deg, #fef9c3 0%, #fef3c7 100%); }

/* "Start Here" / "Essential" left badge */
.gi-start {
  position: absolute;
  top: 10px; left: 10px;
  background: var(--teal, #0d9488);
  color: #fff;
  font-size: .63rem;
  font-weight: 800;
  padding: 3px 9px;
  border-radius: 999px;
  letter-spacing: .05em;
  text-transform: uppercase;
}
/* Topic badge (top-right) */
.gi-topic {
  position: absolute;
  top: 10px; right: 10px;
  font-size: .62rem;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: #fff;
}
/* Topic badge colors */
.gi-topic.tc-teal   { background: #0d9488; }
.gi-topic.tc-blue   { background: #3b82f6; }
.gi-topic.tc-amber  { background: #f59e0b; }
.gi-topic.tc-green  { background: #16a34a; }
.gi-topic.tc-red    { background: #dc2626; }
.gi-topic.tc-purple { background: #8b5cf6; }
.gi-topic.tc-orange { background: #ea580c; }
.gi-topic.tc-pink   { background: #db2777; }

/* Card body */
.gi-card-body {
  padding: 16px 16px 12px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.gi-card-body h3 {
  font-size: .91rem;
  font-weight: 700;
  color: var(--dark, #0f172a);
  line-height: 1.3;
  margin: 0;
}
.gi-card-body p {
  font-size: .79rem;
  color: var(--soft, #64748b);
  line-height: 1.5;
  flex: 1;
  margin: 0;
}

/* Level pill (training only) */
.gi-level {
  display: inline-block;
  font-size: .65rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  width: fit-content;
  margin-top: 4px;
}
.gi-level.lv-beginner     { background: #dcfce7; color: #166534; }
.gi-level.lv-intermediate { background: #fef9c3; color: #854d0e; }
.gi-level.lv-advanced     { background: #fee2e2; color: #991b1b; }
.gi-level.lv-professional { background: #ede9fe; color: #5b21b6; }

/* Card footer */
.gi-card-footer {
  padding: 10px 16px;
  border-top: 1px solid var(--border, #e2e8f0);
  font-size: .78rem;
  font-weight: 600;
  color: var(--teal, #0d9488);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* No results */
.si-no-results {
  display: none;
  text-align: center;
  padding: 60px 20px;
  color: var(--soft, #64748b);
  grid-column: 1 / -1;
}
.si-no-results.show { display: block; }
.si-no-results .nr-emoji { font-size: 3rem; margin-bottom: 12px; }
.si-no-results p { font-size: 1rem; }

/* ── ALL-TOPICS INTERACTIVE TAB (home-style) ────────────── */
.all-topics-section {
  padding: 72px 0;
  background: var(--light, #f8fafc);
  border-top: 1px solid var(--border, #e2e8f0);
}
.all-topics-section .section-header { margin-bottom: 28px; }

.topic-tab-bar {
  display: flex;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border, #e2e8f0);
  background: #fff;
  margin-bottom: 20px;
}

.topic-tab-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 16px 8px;
  border: none;
  border-right: 1px solid var(--border, #e2e8f0);
  background: transparent;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  color: var(--soft, #64748b);
  transition: background .2s, color .2s;
}
.topic-tab-btn:last-child { border-right: none; }
.topic-tab-btn:hover  { background: rgba(13,148,136,.07); color: var(--teal, #0d9488); }
.topic-tab-btn.active { background: var(--teal, #0d9488); color: #fff; }

.ttb-icon  { font-size: 1.5rem; }
.ttb-label { font-size: .75rem; font-weight: 700; text-align: center; line-height: 1.2; }

.topic-tab-panels {
  border: 1px solid var(--border, #e2e8f0);
  border-radius: 20px;
  overflow: hidden;
}
.topic-tab-panel        { display: none; }
.topic-tab-panel.active { display: flex; }

.ttp-left {
  width: 200px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4.5rem;
  padding: 40px 24px;
}
.ttp-bg-breeds   { background: linear-gradient(135deg,#ccfbf1 0%,#a7f3d0 100%); }
.ttp-bg-getting  { background: linear-gradient(135deg,#ede9fe 0%,#ddd6fe 100%); }
.ttp-bg-training { background: linear-gradient(135deg,#dbeafe 0%,#c7d2fe 100%); }
.ttp-bg-health   { background: linear-gradient(135deg,#dcfce7 0%,#bbf7d0 100%); }
.ttp-bg-nutrition{ background: linear-gradient(135deg,#fef9c3 0%,#fed7aa 100%); }
.ttp-bg-grooming { background: linear-gradient(135deg,#f3e8ff 0%,#e9d5ff 100%); }

.ttp-right {
  flex: 1;
  padding: 36px 40px;
  background: #fff;
  display: flex;
  flex-direction: column;
  gap: 12px;
  justify-content: center;
}
.ttp-tag {
  display: inline-block;
  background: var(--teal-light, #ccfbf1);
  color: var(--teal, #0d9488);
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .07em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 999px;
  width: fit-content;
}
.ttp-right h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1.55rem;
  color: var(--dark, #0f172a);
  margin: 0;
  line-height: 1.2;
}
.ttp-right p {
  font-size: .93rem;
  color: var(--soft, #64748b);
  line-height: 1.65;
  margin: 0;
  max-width: 540px;
}
.ttp-highlights { display: flex; gap: 8px; flex-wrap: wrap; }
.ttp-highlight {
  background: var(--light, #f8fafc);
  border: 1px solid var(--border, #e2e8f0);
  border-radius: 999px;
  padding: 5px 13px;
  font-size: .78rem;
  font-weight: 600;
  color: var(--dark, #0f172a);
}
.ttp-cta { margin-top: 4px; }

/* ── TOPIC NAVIGATION BAR (cross-section nav) ────────────── */
.topic-nav-section {
  padding: 64px 0;
  background: var(--light, #f8fafc);
  border-top: 1px solid var(--border, #e2e8f0);
}

.topic-nav-section .section-header { margin-bottom: 32px; }

.topic-nav-bar {
  display: flex;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border, #e2e8f0);
  background: #fff;
}

.topic-nav-tab {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 20px 8px;
  text-decoration: none;
  color: var(--soft, #64748b);
  border-right: 1px solid var(--border, #e2e8f0);
  transition: background .2s, color .2s;
  font-family: 'Inter', sans-serif;
}
.topic-nav-tab:last-child { border-right: none; }
.topic-nav-tab:hover     { background: rgba(13,148,136,.07); color: var(--teal, #0d9488); }
.topic-nav-tab.active    { background: var(--teal, #0d9488); color: #fff; pointer-events: none; }

.tnt-icon  { font-size: 1.7rem; }
.tnt-label { font-size: .76rem; font-weight: 700; text-align: center; line-height: 1.2; color: inherit; }

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 1024px) {
  .si-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .si-grid { grid-template-columns: repeat(2, 1fr); }
  .si-filter-row { gap: 6px; }
  .si-results-count { display: none; }
  .si-hero { padding: 108px 0 56px; }
  .topic-nav-tab { padding: 14px 6px; }
  .tnt-icon { font-size: 1.4rem; }
  .tnt-label { font-size: .68rem; }
  /* interactive tab */
  .topic-tab-panel.active { flex-direction: column; }
  .ttp-left { width: 100%; height: 110px; font-size: 3.2rem; padding: 20px; }
  .ttp-right { padding: 24px 22px; }
  .ttp-right h3 { font-size: 1.25rem; }
  .topic-tab-btn { padding: 13px 6px; }
  .ttb-icon { font-size: 1.3rem; }
  .ttb-label { font-size: .68rem; }
}
@media (max-width: 480px) {
  .si-grid { grid-template-columns: 1fr 1fr; }
  .si-chip { padding: 4px 11px; font-size: .76rem; }
  .tnt-label { display: none; }
  .topic-nav-tab { padding: 16px 10px; }
  .tnt-icon { font-size: 1.6rem; }
  /* interactive tab */
  .ttb-label { display: none; }
  .topic-tab-btn { padding: 14px 8px; }
  .ttb-icon { font-size: 1.5rem; }
  .ttp-highlights { display: none; }
}