/* ============================================
   SDBioHack — Inner Pages Shared Styles
   Extends styles.css. Always load AFTER it.
   ============================================ */

/* ==========================================
   NAV DROPDOWNS
   ========================================== */
.nav__links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}
.nav__links > li { position: relative; }

.nav__links > li > a {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 12px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-2);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  white-space: nowrap;
}
.nav__links > li > a:hover { color: var(--text); background: rgba(255,255,255,0.05); }
.nav__links > li > a.active { color: var(--cyan); }

.nav__chevron {
  font-size: 0.6rem;
  transition: transform var(--transition);
  opacity: 0.6;
}
.nav__dropdown:hover .nav__chevron { transform: rotate(180deg); }

/* Dropdown panel */
.nav__dropdown-panel {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(-6px);
  background: var(--surface);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-md);
  padding: 8px;
  min-width: 220px;
  box-shadow: 0 16px 48px rgba(0,0,0,0.5), 0 0 0 1px rgba(0,212,255,0.08);
  opacity: 0;
  pointer-events: none;
  transition: all 0.2s ease;
  z-index: 999;
}
.nav__dropdown:hover .nav__dropdown-panel {
  opacity: 1;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}
.nav__dropdown-panel a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-2);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.nav__dropdown-panel a:hover { color: var(--text); background: rgba(255,255,255,0.06); }
.nav__dropdown-panel a .dp__icon { font-size: 0.9rem; width: 18px; text-align: center; }
.nav__dropdown-panel hr { border: none; border-top: 1px solid var(--border); margin: 6px 0; }
.nav__dropdown-panel .dp__browse {
  color: var(--cyan);
  font-weight: 600;
  font-size: 0.8125rem;
}

/* Mobile dropdown additions */
.nav__mobile-section {
  padding: 0 0 8px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 8px;
}
.nav__mobile-section-title {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  padding: 8px 16px 4px;
}

/* ==========================================
   BREADCRUMB
   ========================================== */
.breadcrumb-bar {
  padding: 80px 0 0;
  background: var(--bg);
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 0;
  font-size: 0.8125rem;
  color: var(--text-3);
  border-bottom: 1px solid var(--border);
}
.breadcrumb a { color: var(--text-3); transition: color var(--transition); }
.breadcrumb a:hover { color: var(--cyan); }
.breadcrumb__sep { opacity: 0.4; }
.breadcrumb__current { color: var(--text-2); }

/* ==========================================
   CATEGORY / DIFFICULTY BADGES
   ========================================== */
.cat-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 100px;
  border: 1px solid;
}
.cat-badge--fat-loss           { color: #f59e0b; background: rgba(245,158,11,0.1); border-color: rgba(245,158,11,0.3); }
.cat-badge--muscle-growth      { color: #ef4444; background: rgba(239,68,68,0.1);  border-color: rgba(239,68,68,0.3); }
.cat-badge--healing-recovery   { color: #00ffa3; background: rgba(0,255,163,0.1);  border-color: rgba(0,255,163,0.3); }
.cat-badge--anti-aging         { color: #a855f7; background: rgba(168,85,247,0.1); border-color: rgba(168,85,247,0.3); }
.cat-badge--brain-focus        { color: #00d4ff; background: rgba(0,212,255,0.1);  border-color: rgba(0,212,255,0.3); }
.cat-badge--sleep-stress       { color: #818cf8; background: rgba(129,140,248,0.1); border-color: rgba(129,140,248,0.3); }
.cat-badge--immune-support     { color: #34d399; background: rgba(52,211,153,0.1); border-color: rgba(52,211,153,0.3); }
.cat-badge--hormone-optimization { color: #fb923c; background: rgba(251,146,60,0.1); border-color: rgba(251,146,60,0.3); }

.diff-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.6875rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 100px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text-2);
}
.diff-badge--beginner   { color: #00ffa3; border-color: rgba(0,255,163,0.2); }
.diff-badge--intermediate { color: #f59e0b; border-color: rgba(245,158,11,0.2); }
.diff-badge--advanced   { color: #ef4444; border-color: rgba(239,68,68,0.2); }

/* ==========================================
   PEPTIDE LIBRARY PAGE
   ========================================== */
.library-hero {
  padding: 100px 0 60px;
  background: var(--bg);
  position: relative;
  overflow: hidden;
}
.library-hero::before {
  content: '';
  position: absolute;
  top: -200px; left: 50%;
  transform: translateX(-50%);
  width: 800px; height: 600px;
  background: radial-gradient(ellipse, rgba(0,212,255,0.07) 0%, transparent 70%);
  pointer-events: none;
}
.library-hero__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
  background: var(--cyan-dim);
  padding: 4px 14px;
  border-radius: 100px;
  border: 1px solid var(--border-glow);
  margin-bottom: 16px;
}
.library-hero__title {
  font-family: var(--font-head);
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 16px;
}
.library-hero__sub {
  font-size: 1.0625rem;
  color: var(--text-2);
  max-width: 600px;
  margin-bottom: 32px;
  line-height: 1.7;
}

/* Search */
.library-search {
  position: relative;
  max-width: 560px;
  margin-bottom: 40px;
}
.library-search__input {
  width: 100%;
  padding: 16px 20px 16px 52px;
  background: var(--surface);
  border: 1px solid var(--border-glow);
  border-radius: 100px;
  color: var(--text);
  font-size: 1rem;
  font-family: var(--font-body);
  outline: none;
  transition: all var(--transition);
  box-shadow: 0 0 0 0 rgba(0,212,255,0);
}
.library-search__input::placeholder { color: var(--text-3); }
.library-search__input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(0,212,255,0.12);
}
.library-search__icon {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-3);
  font-size: 1rem;
  pointer-events: none;
}
.library-search__count {
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.8125rem;
  color: var(--text-3);
}

/* Filters */
.library-filters {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 24px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 48px;
}
.filter-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-right: 4px;
}
.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-2);
  transition: all var(--transition);
  font-family: var(--font-body);
  white-space: nowrap;
}
.filter-chip:hover { border-color: rgba(0,212,255,0.4); color: var(--text); }
.filter-chip.active {
  background: var(--cyan-dim);
  border-color: var(--border-glow);
  color: var(--cyan);
}
.filter-chip .chip-count {
  background: var(--surface-2);
  color: var(--text-3);
  font-size: 0.6875rem;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 100px;
}
.filter-chip.active .chip-count {
  background: rgba(0,212,255,0.2);
  color: var(--cyan);
}

/* Sort bar */
.library-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
  flex-wrap: wrap;
  gap: 12px;
}
.library-results-count {
  font-size: 0.875rem;
  color: var(--text-3);
}
.library-results-count strong { color: var(--text); }

.sort-select {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-2);
  font-size: 0.875rem;
  font-family: var(--font-body);
  padding: 8px 14px;
  outline: none;
  cursor: pointer;
  transition: border-color var(--transition);
}
.sort-select:focus { border-color: var(--border-glow); }

/* Peptide card grid */
.peptide-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
  margin-bottom: 48px;
}

.peptide-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
}
.peptide-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.peptide-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card), 0 0 32px rgba(0,212,255,0.08);
}
.peptide-card:hover::before { opacity: 1; }

/* Category-specific top borders */
.peptide-card[data-cat="fat-loss"]::before           { background: linear-gradient(90deg, #f59e0b, #fb923c); }
.peptide-card[data-cat="muscle-growth"]::before      { background: linear-gradient(90deg, #ef4444, #f97316); }
.peptide-card[data-cat="healing-recovery"]::before   { background: linear-gradient(90deg, #00ffa3, #00d4ff); }
.peptide-card[data-cat="anti-aging"]::before         { background: linear-gradient(90deg, #a855f7, #ec4899); }
.peptide-card[data-cat="brain-focus"]::before        { background: linear-gradient(90deg, #00d4ff, #818cf8); }
.peptide-card[data-cat="sleep-stress"]::before       { background: linear-gradient(90deg, #818cf8, #a855f7); }
.peptide-card[data-cat="immune-support"]::before     { background: linear-gradient(90deg, #34d399, #059669); }
.peptide-card[data-cat="hormone-optimization"]::before { background: linear-gradient(90deg, #fb923c, #f59e0b); }

.peptide-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}
.peptide-card__badges { display: flex; gap: 6px; flex-wrap: wrap; }
.peptide-card__compare {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--text-3);
  cursor: pointer;
  flex-shrink: 0;
  padding: 4px 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: transparent;
  font-family: var(--font-body);
  transition: all var(--transition);
}
.peptide-card__compare:hover { border-color: var(--border-glow); color: var(--cyan); }
.peptide-card__compare.selected {
  background: var(--cyan-dim);
  border-color: var(--border-glow);
  color: var(--cyan);
}
.peptide-card__compare input[type="checkbox"] { accent-color: var(--cyan); margin: 0; }

.peptide-card__name {
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}
.peptide-card__alias {
  font-size: 0.8rem;
  color: var(--text-3);
  margin-top: -8px;
}
.peptide-card__desc {
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 1.6;
  flex: 1;
}
.peptide-card__stats {
  display: flex;
  gap: 16px;
  padding: 12px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.peptide-card__stat {
  font-size: 0.8rem;
  color: var(--text-3);
  display: flex;
  align-items: center;
  gap: 5px;
}
.peptide-card__stat strong { color: var(--text-2); }
.peptide-card__tags { display: flex; flex-wrap: wrap; gap: 6px; }
.ptag {
  font-size: 0.6875rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 100px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  color: var(--text-3);
}
.peptide-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}
.peptide-card__link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--cyan);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--transition);
}
.peptide-card:hover .peptide-card__link { gap: 10px; }
.peptide-card__pop {
  font-size: 0.75rem;
  color: var(--text-3);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* No results */
.no-results {
  text-align: center;
  padding: 80px 24px;
  color: var(--text-3);
  grid-column: 1 / -1;
}
.no-results h3 { font-size: 1.25rem; color: var(--text-2); margin-bottom: 8px; }

/* Compare bar */
.compare-bar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--surface);
  border-top: 1px solid var(--border-glow);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  z-index: 900;
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 -8px 32px rgba(0,0,0,0.4);
}
.compare-bar.visible { transform: translateY(0); }
.compare-bar__items {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  flex-wrap: wrap;
}
.compare-bar__item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: var(--bg-2);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text);
}
.compare-bar__remove {
  cursor: pointer;
  color: var(--text-3);
  font-size: 0.75rem;
  line-height: 1;
  padding: 2px;
  transition: color var(--transition);
}
.compare-bar__remove:hover { color: #f87171; }
.compare-bar__label {
  font-size: 0.875rem;
  color: var(--text-3);
  white-space: nowrap;
}
.compare-bar__actions { display: flex; gap: 10px; flex-shrink: 0; }

/* Compare modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(6,6,15,0.92);
  backdrop-filter: blur(12px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal {
  background: var(--surface);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-xl);
  padding: 0;
  max-width: 960px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 24px 80px rgba(0,0,0,0.6);
  transform: scale(0.96) translateY(16px);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.modal-overlay.open .modal { transform: scale(1) translateY(0); }
.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 28px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--surface);
  z-index: 1;
}
.modal__title { font-family: var(--font-head); font-size: 1.25rem; font-weight: 700; }
.modal__close {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text-2);
  cursor: pointer;
  font-size: 1.25rem;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
}
.modal__close:hover { border-color: var(--border-glow); color: var(--text); }
.modal__body { padding: 28px; overflow-x: auto; }

.compare-table { width: 100%; border-collapse: collapse; }
.compare-table th, .compare-table td {
  padding: 14px 16px;
  text-align: left;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--border);
}
.compare-table th {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  background: var(--bg-2);
}
.compare-table td:first-child {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  white-space: nowrap;
  background: var(--bg-3);
  width: 160px;
}
.compare-table tr:last-child td { border-bottom: none; }
.compare-table .td--highlight { color: var(--cyan); font-weight: 600; }

/* ==========================================
   INDIVIDUAL PEPTIDE PAGE
   ========================================== */
.peptide-hero {
  padding: 40px 0 60px;
  background: var(--bg);
  position: relative;
  overflow: hidden;
}
.peptide-hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-glow), transparent);
}

.peptide-hero__grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 48px;
  align-items: start;
}
.peptide-hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}
.peptide-hero__name {
  font-family: var(--font-head);
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 6px;
}
.peptide-hero__fullname {
  font-size: 0.9375rem;
  color: var(--text-3);
  margin-bottom: 16px;
  font-style: italic;
}
.peptide-hero__tagline {
  font-size: 1.125rem;
  color: var(--text-2);
  line-height: 1.65;
  max-width: 580px;
  margin-bottom: 28px;
}
.peptide-quickstats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 28px;
}
.pqs {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
}
.pqs__label { color: var(--text-3); font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; }
.pqs__value { color: var(--text); font-weight: 600; }

.peptide-hero__ctas { display: flex; flex-wrap: wrap; gap: 12px; }
.btn--ghost {
  background: transparent;
  border: 1px solid var(--border-glow);
  color: var(--cyan);
  border-radius: 100px;
  font-family: var(--font-body);
  font-weight: 600;
  transition: all var(--transition);
}
.btn--ghost:hover { background: var(--cyan-dim); }
.btn--sm.btn--ghost { padding: 10px 20px; font-size: 0.875rem; }
.btn--md.btn--ghost { padding: 14px 28px; font-size: 1rem; }

/* Sidebar card */
.peptide-sidebar-card {
  background: var(--surface);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: sticky;
  top: 100px;
}
.peptide-sidebar-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--purple));
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.sidebar-card__title {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
}
.sidebar-card__sub { font-size: 0.875rem; color: var(--text-2); margin-bottom: 18px; line-height: 1.5; }
.sidebar-card__input {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.9rem;
  font-family: var(--font-body);
  outline: none;
  margin-bottom: 10px;
  transition: border-color var(--transition);
}
.sidebar-card__input:focus { border-color: var(--border-glow); }
.sidebar-card__input::placeholder { color: var(--text-3); }
.sidebar-card__btn {
  width: 100%;
  padding: 13px;
  font-size: 0.9375rem;
  justify-content: center;
}
.sidebar-card__note { font-size: 0.75rem; color: var(--text-3); text-align: center; margin-top: 10px; }

/* Content layout */
.peptide-content-wrap { padding: 60px 0 80px; }
.content-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 48px;
  align-items: start;
}
.peptide-article { min-width: 0; }
.sticky-sidebar { position: sticky; top: 100px; display: flex; flex-direction: column; gap: 20px; }

/* TOC */
.toc {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin-bottom: 40px;
}
.toc__title {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 12px;
}
.toc__list { display: flex; flex-direction: column; gap: 4px; }
.toc__item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text-3);
  padding: 5px 0;
  border-bottom: 1px solid var(--border);
  transition: color var(--transition);
  text-decoration: none;
}
.toc__item:last-child { border-bottom: none; }
.toc__item:hover { color: var(--cyan); }
.toc__num { font-size: 0.6875rem; font-weight: 700; color: var(--text-3); min-width: 18px; }

/* Article sections */
.peptide-article h2 {
  font-family: var(--font-head);
  font-size: 1.625rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
  color: var(--text);
  padding-top: 8px;
}
.peptide-article h3 {
  font-family: var(--font-head);
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text);
  margin-top: 24px;
}
.peptide-article p {
  font-size: 0.9375rem;
  color: var(--text-2);
  line-height: 1.75;
  margin-bottom: 16px;
}
.peptide-article ul { margin-bottom: 16px; }
.peptide-article ul li {
  font-size: 0.9375rem;
  color: var(--text-2);
  line-height: 1.7;
  padding: 6px 0 6px 24px;
  position: relative;
  border-bottom: 1px solid var(--border);
}
.peptide-article ul li:last-child { border-bottom: none; }
.peptide-article ul li::before {
  content: '▶';
  position: absolute;
  left: 0;
  color: var(--cyan);
  font-size: 0.5rem;
  top: 14px;
}
.peptide-section { margin-bottom: 48px; }
.peptide-section:first-child { margin-top: 0; }

/* Callout boxes */
.callout {
  padding: 20px 24px;
  border-radius: var(--radius-md);
  margin: 24px 0;
  border-left: 3px solid;
}
.callout--info { background: rgba(0,212,255,0.08); border-color: var(--cyan); }
.callout--warning { background: rgba(245,158,11,0.08); border-color: #f59e0b; }
.callout--danger { background: rgba(239,68,68,0.08); border-color: #ef4444; }
.callout--success { background: rgba(0,255,163,0.08); border-color: var(--green); }
.callout__title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.callout--info .callout__title { color: var(--cyan); }
.callout--warning .callout__title { color: #f59e0b; }
.callout--danger .callout__title { color: #ef4444; }
.callout--success .callout__title { color: var(--green); }
.callout p { color: var(--text-2); font-size: 0.9rem; margin: 0; line-height: 1.65; }

/* Dosing table */
.dose-table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0 24px;
  font-size: 0.875rem;
}
.dose-table th {
  background: var(--bg-2);
  color: var(--text-3);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.dose-table td {
  padding: 12px 16px;
  color: var(--text-2);
  border-bottom: 1px solid var(--border);
}
.dose-table td strong { color: var(--text); }
.dose-table tr:last-child td { border-bottom: none; }
.dose-table tr:nth-child(even) td { background: rgba(255,255,255,0.02); }

/* Benefits grid */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 16px 0 24px;
}
.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition);
}
.benefit-item:hover { border-color: var(--border-glow); }
.benefit-item__icon { font-size: 1.25rem; flex-shrink: 0; }
.benefit-item__text { font-size: 0.875rem; color: var(--text-2); line-height: 1.5; }
.benefit-item__text strong { display: block; color: var(--text); font-size: 0.9rem; margin-bottom: 2px; }

/* Stack tags */
.stack-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 12px 0 20px;
}
.stack-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-2);
  text-decoration: none;
  transition: all var(--transition);
}
.stack-tag:hover { border-color: var(--border-glow); color: var(--cyan); }
.stack-tag::before { content: '+'; color: var(--cyan); font-weight: 700; }

/* Mid-article CTA */
.mid-cta {
  background: var(--surface);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin: 48px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.mid-cta::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--purple));
}
.mid-cta__badge {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan);
  background: var(--cyan-dim);
  border: 1px solid var(--border-glow);
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 14px;
}
.mid-cta__title { font-family: var(--font-head); font-size: 1.375rem; font-weight: 700; margin-bottom: 8px; }
.mid-cta__sub { font-size: 0.9375rem; color: var(--text-2); margin-bottom: 20px; max-width: 420px; margin-left: auto; margin-right: auto; }
.mid-cta__form { display: flex; gap: 10px; max-width: 420px; margin: 0 auto; }
.mid-cta__input {
  flex: 1;
  padding: 13px 16px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text);
  font-size: 0.9rem;
  font-family: var(--font-body);
  outline: none;
  transition: border-color var(--transition);
}
.mid-cta__input:focus { border-color: var(--border-glow); }
.mid-cta__input::placeholder { color: var(--text-3); }

/* References */
.references {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-top: 40px;
}
.references__title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 14px;
}
.ref-list { display: flex; flex-direction: column; gap: 8px; }
.ref-item {
  font-size: 0.8125rem;
  color: var(--text-3);
  line-height: 1.5;
  padding-left: 20px;
  position: relative;
}
.ref-item::before { content: '[' attr(data-num) ']'; position: absolute; left: 0; color: var(--cyan); font-weight: 700; }
.ref-item a { color: var(--cyan); text-decoration: underline; text-decoration-style: dotted; }

/* Disclaimer */
.disclaimer-box {
  background: rgba(248,113,113,0.06);
  border: 1px solid rgba(248,113,113,0.25);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin-top: 32px;
}
.disclaimer-box__title {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #f87171;
  margin-bottom: 6px;
}
.disclaimer-box p { font-size: 0.8125rem; color: var(--text-3); line-height: 1.6; margin: 0; }

/* FAQ accordion (inner pages) */
.inner-faq { margin-top: 40px; }
.inner-faq__item {
  border-bottom: 1px solid var(--border);
}
.inner-faq__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  background: none;
  border: none;
  padding: 18px 0;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  text-align: left;
  transition: color var(--transition);
}
.inner-faq__q:hover { color: var(--cyan); }
.inner-faq__icon { color: var(--cyan); font-size: 1.25rem; flex-shrink: 0; transition: transform var(--transition); }
.inner-faq__item.open .inner-faq__icon { transform: rotate(45deg); }
.inner-faq__a { display: none; padding: 0 0 18px; font-size: 0.9rem; color: var(--text-2); line-height: 1.7; }
.inner-faq__item.open .inner-faq__a { display: block; }

/* Related peptides section */
.related-peptides { padding: 60px 0; background: var(--bg-2); }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 32px; }
.related-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  text-decoration: none;
  color: inherit;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.related-card:hover { border-color: var(--border-glow); transform: translateY(-2px); }
.related-card__name { font-weight: 700; font-size: 1rem; color: var(--text); }
.related-card__desc { font-size: 0.8125rem; color: var(--text-3); line-height: 1.5; }
.related-card__link { font-size: 0.8125rem; font-weight: 600; color: var(--cyan); margin-top: auto; }

/* Inner page CTA section */
.inner-page-cta {
  padding: 80px 0;
  text-align: center;
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.inner-page-cta__title {
  font-family: var(--font-head);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.inner-page-cta__sub { font-size: 1rem; color: var(--text-2); margin-bottom: 28px; }

/* ==========================================
   QUIZ PAGE
   ========================================== */
.quiz-wrap {
  min-height: calc(100vh - 80px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 24px 60px;
}
.quiz-container {
  width: 100%;
  max-width: 680px;
}
.quiz-progress {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 32px;
}
.quiz-progress__bar {
  flex: 1;
  height: 4px;
  background: var(--surface-2);
  border-radius: 100px;
  overflow: hidden;
}
.quiz-progress__fill {
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--purple));
  border-radius: 100px;
  transition: width 0.4s ease;
}
.quiz-progress__label { font-size: 0.8125rem; color: var(--text-3); white-space: nowrap; }

.quiz-step { display: none; }
.quiz-step.active { display: block; animation: fadeSlideIn 0.35s ease both; }
@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}
.quiz-step__label {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 10px;
}
.quiz-step__question {
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 8px;
}
.quiz-step__sub { font-size: 0.9375rem; color: var(--text-2); margin-bottom: 28px; line-height: 1.6; }

.quiz-options { display: flex; flex-direction: column; gap: 10px; }
.quiz-options--grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.quiz-option {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition);
  text-align: left;
  font-family: var(--font-body);
  color: var(--text);
}
.quiz-option:hover { border-color: var(--border-glow); background: var(--surface-2); }
.quiz-option.selected { border-color: var(--cyan); background: var(--cyan-dim); }
.quiz-option__icon { font-size: 1.375rem; flex-shrink: 0; }
.quiz-option__text { flex: 1; }
.quiz-option__label { font-size: 0.9375rem; font-weight: 600; display: block; }
.quiz-option__sub { font-size: 0.8rem; color: var(--text-3); margin-top: 2px; display: block; }
.quiz-option__check {
  width: 22px; height: 22px;
  border-radius: 50%;
  border: 2px solid var(--border);
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
  font-size: 0.75rem;
}
.quiz-option.selected .quiz-option__check { background: var(--cyan); border-color: var(--cyan); color: #04040e; }

.quiz-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 28px;
  gap: 12px;
}
.quiz-back {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-2);
  padding: 13px 24px;
  border-radius: 100px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9375rem;
  cursor: pointer;
  transition: all var(--transition);
}
.quiz-back:hover { border-color: var(--border-glow); color: var(--text); }
.quiz-back:disabled { opacity: 0.3; pointer-events: none; }

/* Email gate */
.quiz-gate {
  background: var(--surface);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.quiz-gate::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--purple));
}
.quiz-gate__lock { font-size: 2.5rem; margin-bottom: 16px; }
.quiz-gate__title { font-family: var(--font-head); font-size: 1.625rem; font-weight: 700; margin-bottom: 10px; }
.quiz-gate__sub { font-size: 0.9375rem; color: var(--text-2); margin-bottom: 24px; line-height: 1.6; }
.quiz-gate__form { display: flex; flex-direction: column; gap: 10px; max-width: 360px; margin: 0 auto; }
.quiz-gate__input {
  padding: 14px 18px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text);
  font-size: 1rem;
  font-family: var(--font-body);
  outline: none;
  text-align: center;
  transition: border-color var(--transition);
}
.quiz-gate__input:focus { border-color: var(--border-glow); }
.quiz-gate__input::placeholder { color: var(--text-3); }
.quiz-gate__note { font-size: 0.8rem; color: var(--text-3); margin-top: 4px; }

/* Results */
.quiz-results { display: none; }
.quiz-results.visible { display: block; animation: fadeSlideIn 0.4s ease both; }
.quiz-results__header { margin-bottom: 32px; }
.quiz-results__score {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text-2);
  background: var(--surface);
  border: 1px solid var(--border-glow);
  padding: 8px 18px;
  border-radius: 100px;
  margin-bottom: 20px;
}
.quiz-results__title { font-family: var(--font-head); font-size: 2rem; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 10px; }
.quiz-results__sub { font-size: 0.9375rem; color: var(--text-2); line-height: 1.6; }
.result-cards { display: flex; flex-direction: column; gap: 14px; }
.result-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 20px;
  text-decoration: none;
  color: inherit;
  transition: all var(--transition);
}
.result-card:hover { border-color: var(--border-glow); transform: translateX(4px); }
.result-card__rank {
  font-family: var(--font-head);
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-3);
  min-width: 36px;
  text-align: center;
}
.result-card:nth-child(1) .result-card__rank { color: var(--cyan); }
.result-card:nth-child(2) .result-card__rank { color: var(--purple); }
.result-card__body { flex: 1; }
.result-card__name { font-weight: 700; font-size: 1.0625rem; margin-bottom: 4px; }
.result-card__reason { font-size: 0.875rem; color: var(--text-2); line-height: 1.5; }
.result-card__link { font-size: 0.875rem; font-weight: 600; color: var(--cyan); flex-shrink: 0; }

/* ==========================================
   GUIDE LANDING PAGE
   ========================================== */
.guide-hero {
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
}
.guide-hero__grid {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 64px;
  align-items: center;
}
.guide-book {
  background: var(--surface);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-xl);
  padding: 36px;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-card), 0 0 60px rgba(0,212,255,0.1);
}
.guide-book::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--purple));
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}
.guide-book__icon { font-size: 3.5rem; margin-bottom: 16px; }
.guide-book__title { font-family: var(--font-head); font-size: 1.25rem; font-weight: 700; margin-bottom: 6px; line-height: 1.3; }
.guide-book__sub { font-size: 0.875rem; color: var(--text-3); margin-bottom: 24px; }
.guide-contents { text-align: left; margin-bottom: 24px; }
.guide-contents__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
  color: var(--text-2);
}
.guide-contents__item:last-child { border-bottom: none; }
.guide-contents__check { color: var(--green); font-weight: 700; flex-shrink: 0; }

/* ==========================================
   FAQ PAGE
   ========================================== */
.faq-hero { padding: 100px 0 60px; }
.faq-categories { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 48px; }
.faq-cat-btn {
  padding: 8px 18px;
  border: 1px solid var(--border);
  border-radius: 100px;
  background: transparent;
  color: var(--text-2);
  font-size: 0.875rem;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  transition: all var(--transition);
}
.faq-cat-btn:hover { border-color: var(--border-glow); color: var(--text); }
.faq-cat-btn.active { background: var(--cyan-dim); border-color: var(--border-glow); color: var(--cyan); }

/* ==========================================
   INNER PAGE FOOTER
   ========================================== */
.inner-footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding: 32px 24px;
  text-align: center;
}
.inner-footer__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  margin-bottom: 16px;
}
.inner-footer__links a { font-size: 0.875rem; color: var(--text-3); transition: color var(--transition); }
.inner-footer__links a:hover { color: var(--cyan); }
.inner-footer__copy { font-size: 0.8125rem; color: var(--text-3); }
.inner-footer__disclaimer { font-size: 0.75rem; color: var(--text-3); max-width: 700px; margin: 10px auto 0; line-height: 1.6; }

/* ==========================================
   RESPONSIVE
   ========================================== */
@media (max-width: 1024px) {
  .peptide-hero__grid { grid-template-columns: 1fr; }
  .content-layout { grid-template-columns: 1fr; }
  .sticky-sidebar { position: static; }
  .guide-hero__grid { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .peptide-grid { grid-template-columns: 1fr; }
  .benefits-grid { grid-template-columns: 1fr; }
  .quiz-options--grid { grid-template-columns: 1fr; }
  .library-filters { gap: 6px; }
  .breadcrumb-bar { padding-top: 70px; }
  .related-grid { grid-template-columns: 1fr; }
  .mid-cta__form { flex-direction: column; }
  .compare-bar { flex-wrap: wrap; }
}
@media (max-width: 600px) {
  .library-hero { padding: 80px 0 40px; }
  .peptide-hero { padding: 24px 0 40px; }
  .peptide-quickstats { flex-direction: column; }
  .pqs { width: 100%; }
}

/* ==========================================
   ANIMATIONS
   ========================================== */
.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.5s ease, transform 0.5s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }