/* ============================================================
   HerramientasDeTexto.com — tools.css
   Shared stylesheet for all 300 tool pages
   Premium SaaS-level design system
   ============================================================ */

/* No external font imports — system-ui for instant loading */

/* ── Design Tokens ─────────────────────────────────────── */
:root {
  --ink:          #09090B;
  --ink-2:        #52525B;
  --ink-3:        #A1A1AA;
  --canvas:       #FAFAFA;
  --surface:      #FFFFFF;
  --border:       #E4E4E7;
  --border-2:     #F0F0F2;
  --accent:       #2563EB;
  --accent-2:     #1D4ED8;
  --accent-light: #EFF6FF;
  --accent-border:#DBEAFE;
  --green:        #16A34A;
  --green-bg:     #F0FDF4;
  --amber:        #D97706;
  --amber-bg:     #FFFBEB;
  --red:          #DC2626;
  --red-bg:       #FEF2F2;

  /* Category color — overridden per tool via inline <style> */
  --cat-color:    var(--accent);
  --cat-bg:       var(--accent-light);
  --cat-border:   var(--accent-border);

  /* Radii */
  --r:    12px;
  --r-sm: 8px;
  --r-xs: 5px;

  /* Header */
  --header-h: 56px;

  /* Font */
  --font: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.07), 0 1px 2px rgba(0,0,0,0.04);
  --shadow:    0 4px 12px rgba(0,0,0,0.06), 0 1px 3px rgba(0,0,0,0.04);
  --shadow-md: 0 8px 24px rgba(0,0,0,0.08), 0 2px 6px rgba(0,0,0,0.04);

  /* Transitions */
  --ease:     cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0.0, 0.0, 0.2, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  background: var(--canvas);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }
button { font-family: var(--font); cursor: pointer; border: none; background: none; }
img, svg { display: block; max-width: 100%; }
input, textarea { font-family: var(--font); }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.25; letter-spacing: -0.3px; }

/* ── Keyframes ─────────────────────────────────────────── */
@keyframes statPop {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.14); color: var(--cat-color); }
  100% { transform: scale(1); }
}

@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes toastIn {
  from { opacity: 0; transform: translateX(-50%) translateY(8px) scale(0.96); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0) scale(1); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ============================================================
   SITE HEADER — Glassmorphism sticky
   ============================================================ */
.ht-site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  z-index: 200;
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 20px;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px) saturate(1.6);
  -webkit-backdrop-filter: blur(16px) saturate(1.6);
  border-bottom: 1px solid rgba(228, 228, 231, 0.7);
  box-shadow: 0 1px 0 rgba(0,0,0,0.04), var(--shadow-xs);
}

.ht-logo {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-shrink: 0;
  text-decoration: none;
}

.ht-logo-icon {
  width: 30px;
  height: 30px;
  background: var(--accent);
  color: #fff;
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: -0.5px;
  flex-shrink: 0;
}

.ht-logo-text {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.3px;
  white-space: nowrap;
}

.ht-logo-text span { color: var(--accent); }

.ht-header-sep {
  width: 1px;
  height: 20px;
  background: var(--border);
  flex-shrink: 0;
}

.ht-header-nav {
  display: flex;
  gap: 2px;
  flex: 1;
}

.ht-header-nav a {
  padding: 5px 11px;
  border-radius: 6px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--ink-2);
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
  text-decoration: none;
}

.ht-header-nav a:hover {
  background: var(--canvas);
  color: var(--ink);
}

.ht-header-nav a.active {
  background: var(--cat-bg);
  color: var(--cat-color);
}

.ht-header-right {
  margin-left: auto;
  flex-shrink: 0;
}

.ht-home-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 13px 6px 10px;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-2);
  background: var(--surface);
  transition: all 0.15s;
  text-decoration: none;
}

.ht-home-btn svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.ht-home-btn:hover {
  border-color: var(--accent-border);
  color: var(--accent);
  background: var(--accent-light);
  box-shadow: var(--shadow-xs);
}

/* ============================================================
   WRAP & LAYOUT
   ============================================================ */
.ht-wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
  padding-top: calc(var(--header-h) + 24px);
  padding-bottom: 80px;
}

/* ── Breadcrumb ─────────────────────────────────────────── */
.ht-bc {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  color: var(--ink-3);
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.ht-bc a {
  color: var(--ink-3);
  transition: color 0.12s;
}

.ht-bc a:hover { color: var(--accent); }

.ht-bc-sep {
  color: var(--border);
  font-size: 14px;
  line-height: 1;
}

.ht-bc [aria-current="page"] { color: var(--ink-2); font-weight: 500; }

/* ── Hero ───────────────────────────────────────────────── */
.ht-hero {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.ht-hero-left { flex: 1; min-width: 280px; }

.ht-cat-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px 4px 8px;
  background: var(--cat-bg);
  border: 1px solid var(--cat-border);
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  color: var(--cat-color);
  margin-bottom: 10px;
}

.ht-cat-badge svg {
  width: 12px;
  height: 12px;
  flex-shrink: 0;
}

.ht-h1 {
  font-size: clamp(22px, 3.5vw, 32px);
  font-weight: 800;
  letter-spacing: -0.6px;
  color: var(--ink);
  line-height: 1.15;
  margin-bottom: 8px;
}

.ht-h1 mark {
  background: none;
  color: var(--cat-color);
}

.ht-hero-desc {
  font-size: 14.5px;
  color: var(--ink-2);
  line-height: 1.6;
  max-width: 520px;
}

.ht-hero-pills {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.ht-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  background: var(--canvas);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 11.5px;
  font-weight: 500;
  color: var(--ink-2);
}

.ht-pill svg {
  width: 11px;
  height: 11px;
  color: var(--green);
}

/* ── Ad Banner ──────────────────────────────────────────── */
.ht-ad-banner {
  background: var(--surface);
  border: 1px dashed var(--border);
  border-radius: var(--r-sm);
  height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.02em;
  margin-bottom: 20px;
  position: relative;
}

/* ============================================================
   TOOL LAYOUT — Two-column grid
   ============================================================ */
.ht-tool-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 1.25rem;
  align-items: start;
  margin-bottom: 32px;
  animation: fadeSlideUp 0.3s var(--ease) both;
}

@media (max-width: 900px) {
  .ht-tool-layout {
    grid-template-columns: 1fr;
  }
}

/* ── Left Column: Textarea Card ─────────────────────────── */
.ht-textarea-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.ht-textarea-card:focus-within {
  border-color: var(--cat-border);
  box-shadow: var(--shadow-sm), 0 0 0 3px rgba(37, 99, 235, 0.08);
}

.ht-textarea-card-header {
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--border-2);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.ht-textarea-card-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-2);
  display: flex;
  align-items: center;
  gap: 7px;
}

.ht-textarea-card-title svg {
  width: 14px;
  height: 14px;
  color: var(--cat-color);
}

.ht-char-count {
  font-size: 12px;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

/* Textarea */
.ht-textarea {
  width: 100%;
  min-height: 280px;
  padding: 16px 18px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--surface);
  border: none;
  outline: none;
  resize: vertical;
  transition: background 0.15s;
  flex: 1;
}

.ht-textarea::placeholder {
  color: var(--ink-3);
  font-size: 14.5px;
  line-height: 1.6;
}

.ht-textarea:focus { background: #FDFDFF; }

@media (max-width: 640px) {
  .ht-textarea { resize: none; }
}

/* ── Toolbar ────────────────────────────────────────────── */
.ht-toolbar {
  padding: 10px 14px;
  border-top: 1px solid var(--border-2);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
  background: var(--canvas);
}

.ht-toolbar-btns {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.ht-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 13px 6px 10px;
  border-radius: var(--r-sm);
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-2);
  background: var(--surface);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all 0.15s var(--ease-out);
  white-space: nowrap;
  user-select: none;
}

.ht-btn svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.ht-btn:hover {
  border-color: var(--accent-border);
  color: var(--accent);
  background: var(--accent-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-xs);
}

.ht-btn:active { transform: translateY(0); }

.ht-btn--primary {
  background: var(--cat-color);
  color: #fff;
  border-color: var(--cat-color);
}

.ht-btn--primary:hover {
  background: var(--accent-2);
  border-color: var(--accent-2);
  color: #fff;
}

.ht-btn--danger { color: var(--red); }

.ht-btn--danger:hover {
  border-color: #FECACA;
  color: var(--red);
  background: #FEF2F2;
}

/* ── Toast ──────────────────────────────────────────────── */
#ht-toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: var(--ink);
  color: #fff;
  padding: 9px 18px;
  border-radius: var(--r-sm);
  font-size: 13.5px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 7px;
  box-shadow: var(--shadow-md);
  z-index: 500;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  white-space: nowrap;
}

#ht-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  animation: toastIn 0.22s var(--ease) both;
}

#ht-toast svg {
  width: 15px;
  height: 15px;
  color: #4ADE80;
  flex-shrink: 0;
}

/* ============================================================
   STATS PANEL — Right column, sticky
   ============================================================ */
.ht-stats-panel {
  position: sticky;
  top: calc(var(--header-h) + 1rem);
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* Combined panel box */
.ht-stats-box {
  border-radius: var(--r);
  overflow: hidden;
  box-shadow: var(--shadow);
}

/* Panel header */
.ht-panel-header {
  background: linear-gradient(135deg, #1E3A8A 0%, #2563EB 60%, #3B82F6 100%);
  padding: 14px 18px 12px;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ht-panel-title {
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  opacity: 0.85;
}

.ht-panel-live {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 500;
  opacity: 0.75;
}

.ht-panel-live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #4ADE80;
  animation: pulse 2s infinite;
}

/* Panel body */
.ht-panel-body {
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: none;
}

/* ── Stat Cards ─────────────────────────────────────────── */
.ht-stat-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
}

.ht-stat-card {
  background: var(--surface);
  padding: 18px 16px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: relative;
  transition: background 0.15s;
}

.ht-stat-card:hover { background: var(--canvas); }

.ht-stat-card--primary {
  grid-column: 1 / -1;
  background: var(--cat-bg);
  text-align: center;
  padding: 22px 16px 18px;
}

.ht-stat-card--primary:hover { background: var(--cat-bg); filter: brightness(0.98); }

.ht-stat-label {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.ht-stat-card--primary .ht-stat-label {
  color: var(--cat-color);
  opacity: 0.7;
}

.ht-stat-num {
  font-size: clamp(2rem, 3vw, 2.75rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -1.5px;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  transition: color 0.15s;
}

.ht-stat-card--primary .ht-stat-num {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  color: var(--cat-color);
  letter-spacing: -2px;
}

/* Pop animation — JS adds/removes .pop class */
.ht-stat-num.pop {
  animation: statPop 0.35s var(--ease) both;
}

.ht-stat-sublabel {
  font-size: 11px;
  color: var(--ink-3);
  margin-top: 2px;
}

/* ── Time Stats Row ─────────────────────────────────────── */
.ht-time-stats {
  padding: 12px 16px;
  border-top: 1px solid var(--border-2);
  display: flex;
  gap: 0;
  background: var(--surface);
}

.ht-time-item {
  flex: 1;
  display: flex;
  align-items: flex-start;
  gap: 9px;
  padding: 4px 8px;
}

.ht-time-item + .ht-time-item {
  border-left: 1px solid var(--border-2);
}

.ht-time-icon {
  width: 30px;
  height: 30px;
  border-radius: var(--r-xs);
  background: var(--canvas);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ht-time-icon svg {
  width: 14px;
  height: 14px;
  color: var(--ink-2);
}

.ht-time-val {
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}

.ht-time-desc {
  font-size: 10.5px;
  color: var(--ink-3);
  margin-top: 2px;
}

/* ── Platform Limit Bars ────────────────────────────────── */
.ht-platform-bars {
  padding: 14px 16px;
  border-top: 1px solid var(--border-2);
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--surface);
}

.ht-platform-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--ink-3);
  margin-bottom: 2px;
}

.ht-platform-bar-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.ht-platform-bar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.ht-platform-bar-name {
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-2);
  display: flex;
  align-items: center;
  gap: 5px;
}

.ht-platform-bar-name svg {
  width: 12px;
  height: 12px;
  color: var(--ink-3);
}

.ht-platform-bar-count {
  font-size: 11.5px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--ink-2);
  white-space: nowrap;
}

.ht-bar-track {
  height: 5px;
  background: var(--border-2);
  border-radius: 99px;
  overflow: hidden;
}

.ht-bar-fill {
  height: 100%;
  border-radius: 99px;
  width: 0%;
  transition: width 0.3s var(--ease), background-color 0.3s;
  background: var(--green);
}

.ht-bar-fill--amber { background: var(--amber); }
.ht-bar-fill--red   { background: var(--red); }

/* ── Donut Ring (CSS-only via conic-gradient) ──────────── */
.ht-donut-wrap {
  padding: 16px;
  border-top: 1px solid var(--border-2);
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--surface);
}

.ht-donut {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  transition: background 0.4s var(--ease);
}

.ht-donut::after {
  content: '';
  position: absolute;
  inset: 13px;
  border-radius: 50%;
  background: var(--surface);
}

.ht-donut-pct {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  z-index: 1;
}

.ht-donut-legend {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ht-donut-row {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  color: var(--ink-2);
}

.ht-donut-dot {
  width: 8px;
  height: 8px;
  border-radius: 2px;
  flex-shrink: 0;
}

/* ============================================================
   TIP BLOCK
   ============================================================ */
.ht-tip {
  background: var(--canvas);
  border: 1px solid var(--border);
  border-left: 3px solid var(--cat-color);
  border-radius: var(--r-sm);
  padding: 12px 16px;
  display: flex;
  gap: 11px;
  align-items: flex-start;
  margin-bottom: 28px;
  font-size: 13.5px;
  color: var(--ink-2);
  line-height: 1.55;
}

.ht-tip-icon {
  width: 18px;
  height: 18px;
  color: var(--cat-color);
  flex-shrink: 0;
  margin-top: 2px;
}

.ht-tip strong { color: var(--ink); }

.ht-tip a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: var(--accent-border);
  text-underline-offset: 2px;
}

.ht-tip a:hover { text-decoration-color: var(--accent); }

/* ============================================================
   INFO GRID — 2x2 panel
   ============================================================ */
.ht-info-grid-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
  margin-bottom: 28px;
  box-shadow: var(--shadow-sm);
}

.ht-info-grid-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 11px;
}

.ht-info-grid-header-icon {
  width: 32px;
  height: 32px;
  background: var(--cat-bg);
  border: 1px solid var(--cat-border);
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ht-info-grid-header-icon svg {
  width: 15px;
  height: 15px;
  color: var(--cat-color);
}

.ht-info-grid-header-text h2 {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 1px;
}

.ht-info-grid-header-text p {
  font-size: 12px;
  color: var(--ink-3);
  font-weight: 400;
}

.ht-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
}

@media (max-width: 600px) {
  .ht-info-grid { grid-template-columns: 1fr; }
}

.ht-info-cell {
  background: var(--surface);
  padding: 20px 22px;
  transition: background 0.15s;
}

.ht-info-cell:hover { background: var(--canvas); }

.ht-info-cell-header {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 10px;
}

.ht-info-dot {
  width: 28px;
  height: 28px;
  border-radius: var(--r-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ht-info-dot svg {
  width: 14px;
  height: 14px;
}

.ht-info-cell h3 {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--ink);
}

.ht-info-cell p {
  font-size: 13.5px;
  color: var(--ink-2);
  line-height: 1.6;
}

.ht-info-cell strong { color: var(--ink); }

.ht-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}

.ht-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px 3px 7px;
  background: var(--green-bg);
  border: 1px solid #BBF7D0;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
  color: var(--green);
}

.ht-chip svg {
  width: 11px;
  height: 11px;
  flex-shrink: 0;
}

/* ============================================================
   LONG SEO TEXT BLOCK
   ============================================================ */
.ht-long {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 28px 32px;
  margin-bottom: 28px;
  box-shadow: var(--shadow-sm);
}

.ht-long h2 {
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  margin-top: 28px;
  margin-bottom: 10px;
  letter-spacing: -0.3px;
}

.ht-long h2:first-child { margin-top: 0; }

.ht-long h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  margin-top: 18px;
  margin-bottom: 8px;
}

.ht-long p {
  font-size: 14.5px;
  color: var(--ink-2);
  line-height: 1.75;
  margin-bottom: 10px;
}

.ht-long ul, .ht-long ol {
  padding-left: 0;
  margin-bottom: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ht-long li {
  font-size: 14.5px;
  color: var(--ink-2);
  line-height: 1.65;
  padding-left: 20px;
  position: relative;
}

.ht-long ul li::before {
  content: '';
  position: absolute;
  left: 5px;
  top: 9px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cat-color);
}

.ht-long ol { counter-reset: ol-count; }
.ht-long ol li { counter-increment: ol-count; }
.ht-long ol li::before {
  content: counter(ol-count) '.';
  position: absolute;
  left: 0;
  font-size: 13px;
  font-weight: 700;
  color: var(--cat-color);
}

.ht-long strong { color: var(--ink); font-weight: 600; }

.ht-long a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: var(--accent-border);
  text-underline-offset: 2px;
  transition: text-decoration-color 0.15s;
}

.ht-long a:hover { text-decoration-color: var(--accent); }

/* Reference table */
.ht-ref-table-wrap {
  overflow-x: auto;
  margin: 14px 0;
  border-radius: var(--r-sm);
  border: 1px solid var(--border);
}

.ht-ref-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.ht-ref-table thead { background: var(--canvas); }

.ht-ref-table th {
  padding: 10px 14px;
  text-align: left;
  font-weight: 600;
  font-size: 12px;
  color: var(--ink-2);
  border-bottom: 1px solid var(--border);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.ht-ref-table td {
  padding: 9px 14px;
  color: var(--ink-2);
  border-bottom: 1px solid var(--border-2);
}

.ht-ref-table tr:last-child td { border-bottom: none; }
.ht-ref-table td b { color: var(--ink); font-weight: 600; }
.ht-ref-table tr:hover td { background: var(--canvas); }

@media (max-width: 640px) {
  .ht-long { padding: 20px 18px; }
}

/* ============================================================
   RELATED TOOLS GRID
   ============================================================ */
.ht-related { margin-bottom: 28px; }

.ht-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  gap: 12px;
}

.ht-section-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.2px;
}

.ht-section-link {
  font-size: 13px;
  color: var(--accent);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: gap 0.15s;
}

.ht-section-link:hover { gap: 7px; }
.ht-section-link svg { width: 13px; height: 13px; }

.ht-related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

@media (max-width: 700px) { .ht-related-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .ht-related-grid { grid-template-columns: 1fr; } }

.ht-related-card {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 14px 15px;
  text-decoration: none;
  transition: all 0.18s var(--ease-out);
}

.ht-related-card:hover {
  border-color: var(--cat-border);
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.ht-related-card-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--r-xs);
  background: var(--cat-bg);
  border: 1px solid var(--cat-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ht-related-card-icon svg {
  width: 15px;
  height: 15px;
  color: var(--cat-color);
}

.ht-related-card-body { flex: 1; min-width: 0; }

.ht-related-card-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ht-related-card-desc {
  font-size: 11.5px;
  color: var(--ink-3);
  line-height: 1.4;
}

/* ============================================================
   FAQ ACCORDION
   ============================================================ */
.ht-faq { margin-bottom: 28px; }

.ht-faq-list {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.ht-faq-item {
  border-bottom: 1px solid var(--border-2);
}

.ht-faq-item:last-child { border-bottom: none; }

.ht-faq-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 20px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--font);
  font-size: 14.5px;
  font-weight: 600;
  color: var(--ink);
  transition: background 0.15s;
}

.ht-faq-btn:hover { background: var(--canvas); }
.ht-faq-btn[aria-expanded="true"] { background: var(--cat-bg); color: var(--cat-color); }

.ht-faq-chevron {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  transition: transform 0.25s var(--ease);
  color: var(--ink-3);
}

.ht-faq-btn[aria-expanded="true"] .ht-faq-chevron {
  transform: rotate(180deg);
  color: var(--cat-color);
}

.ht-faq-body {
  display: none;
  padding: 0 20px 16px;
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.7;
  animation: fadeSlideUp 0.2s var(--ease) both;
}

.ht-faq-body.open { display: block; }

.ht-faq-body a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: var(--accent-border);
}

/* ============================================================
   FOOTER
   ============================================================ */
.ht-page-footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 36px 0 20px;
  margin-top: 40px;
}

.ht-footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

.ht-footer-grid {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 40px;
  margin-bottom: 28px;
}

.ht-footer-brand-desc {
  font-size: 12.5px;
  color: var(--ink-3);
  line-height: 1.6;
  margin-top: 10px;
}

.ht-footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.ht-footer-col h4 {
  font-size: 11px;
  font-weight: 700;
  color: var(--ink-2);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 10px;
}

.ht-footer-col a {
  display: block;
  font-size: 12.5px;
  color: var(--ink-3);
  padding: 3px 0;
  transition: color 0.12s;
}

.ht-footer-col a:hover { color: var(--accent); }

.ht-footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.ht-footer-copy { font-size: 12px; color: var(--ink-3); }

.ht-footer-legal {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.ht-footer-legal a {
  font-size: 12px;
  color: var(--ink-3);
  transition: color 0.12s;
}

.ht-footer-legal a:hover { color: var(--accent); }

@media (max-width: 768px) {
  .ht-footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .ht-footer-links { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .ht-footer-links { grid-template-columns: 1fr; }
  .ht-footer-bottom { flex-direction: column; align-items: flex-start; gap: 8px; }
}

/* ============================================================
   AD — Mid content
   ============================================================ */
.ht-ad-mid {
  background: var(--surface);
  border: 1px dashed var(--border);
  border-radius: var(--r-sm);
  height: 280px;
  max-width: 336px;
  margin: 0 auto 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.02em;
  position: relative;
}

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

.hidden { display: none !important; }