/* =====================================================
   HEALTHGROWTH — Main CSS Design System
   ===================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ---- CSS Design Tokens ---- */
:root {
  --color-bg: #ffffff;
  --color-bg-secondary: #f8fafc;
  --color-bg-tertiary: #f1f5f9;
  --color-surface: #ffffff;
  --color-surface-hover: #f8fafc;
  --color-border: #e2e8f0;
  --color-border-light: #f1f5f9;

  --color-text-primary: #0f172a;
  --color-text-secondary: #475569;
  --color-text-muted: #94a3b8;

  --color-primary: #0ea5e9;
  --color-primary-dark: #0284c7;
  --color-primary-light: #e0f2fe;
  --color-secondary: #10b981;
  --color-secondary-dark: #059669;
  --color-accent: #8b5cf6;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-success: #22c55e;

  --gradient-primary: linear-gradient(135deg, #0284c7 0%, #0f766e 100%); /* Premium ocean teal to steel blue */
  --gradient-secondary: linear-gradient(135deg, #6366f1 0%, #3b82f6 100%);
  --gradient-warm: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
  --gradient-hero: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  --gradient-card: linear-gradient(145deg, #ffffff 0%, #ffffff 100%);

  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.02);
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.03), 0 1px 2px rgba(15, 23, 42, 0.02);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.04), 0 2px 4px -1px rgba(15, 23, 42, 0.02);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.04), 0 4px 6px -2px rgba(15, 23, 42, 0.02);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.05), 0 10px 10px -5px rgba(15, 23, 42, 0.02);
  --shadow-2xl: 0 25px 50px -12px rgba(15, 23, 42, 0.08);
  --shadow-primary: 0 4px 20px rgba(2, 132, 199, 0.12);
  --shadow-primary-lg: 0 8px 32px rgba(2, 132, 199, 0.20);

  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', Consolas, monospace;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;

  --radius-sm: 0.375rem;
  --radius-md: 0.625rem;
  --radius-lg: 1rem;
  --radius-xl: 1.25rem;
  --radius-2xl: 1.75rem;
  --radius-3xl: 2.5rem;
  --radius-full: 9999px;

  --transition-fast: 0.15s cubic-bezier(0.4,0,0.2,1);
  --transition-base: 0.25s cubic-bezier(0.4,0,0.2,1);
  --transition-slow: 0.4s cubic-bezier(0.4,0,0.2,1);
  --transition-spring: 0.5s cubic-bezier(0.34,1.56,0.64,1);

  --header-height: 72px;
  --container-width: 1280px;
  --container-narrow: 960px;
}

/* ---- Dark Mode ---- */
[data-theme="dark"] {
  --color-bg: #060f1e;
  --color-bg-secondary: #0f172a;
  --color-bg-tertiary: #1e293b;
  --color-surface: #0f172a;
  --color-surface-hover: #1e293b;
  --color-border: #1e293b;
  --color-border-light: #334155;

  --color-text-primary: #f1f5f9;
  --color-text-secondary: #cbd5e1;
  --color-text-muted: #64748b;

  --color-primary-light: rgba(14,165,233,0.12);

  --shadow-sm: 0 1px 4px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.5);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.6);
  --shadow-2xl: 0 24px 64px rgba(0,0,0,0.7);

  --gradient-card: linear-gradient(145deg, #0f172a 0%, #1e293b 100%);
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: hidden; }

body {
  font-family: var(--font-family);
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--color-text-primary);
  background: var(--color-bg);
  transition: background-color var(--transition-slow), color var(--transition-slow);
  padding-top: var(--header-height);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* ---- Typography ---- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
}
h1 { font-size: var(--text-5xl); font-weight: 800; }
h2 { font-size: var(--text-4xl); font-weight: 700; }
h3 { font-size: var(--text-3xl); }
h4 { font-size: var(--text-2xl); }
h5 { font-size: var(--text-xl); }
h6 { font-size: var(--text-lg); }
p { color: var(--color-text-secondary); line-height: 1.8; margin-bottom: 1em; }
p:last-child { margin-bottom: 0; }
a { color: var(--color-primary); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--color-primary-dark); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { padding-left: 1.5em; }
li { margin-bottom: 0.4em; color: var(--color-text-secondary); }
strong { color: var(--color-text-primary); font-weight: 600; }
code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  padding: 0.1em 0.4em;
  border-radius: var(--radius-sm);
  color: var(--color-primary);
}

/* ---- Layout ---- */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 2rem;
}
.container-narrow {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 2rem;
}
.section { padding: 5rem 0; }
.section-sm { padding: 3rem 0; }
.section-lg { padding: 7rem 0; }

/* ---- Grid ---- */
.grid { display: grid; gap: 1.5rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }
.grid-auto { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.grid-auto-sm { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }

/* ---- Flex ---- */
.flex { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }

/* ---- Cards ---- */
.card {
  background: var(--gradient-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: 1.75rem;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-base);
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow-xl); border-color: rgba(14,165,233,0.2); }
.card:hover::before { opacity: 1; }
.card-flat { background: var(--color-bg-secondary); border: 1px solid var(--color-border); border-radius: var(--radius-xl); padding: 1.5rem; }

/* ---- Calculator Cards (Category Grid) ---- */
.calc-card {
  display: flex;
  flex-direction: column;
  background: var(--gradient-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  text-decoration: none;
  color: inherit;
  position: relative;
  overflow: hidden;
}
.calc-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: 0;
  border-radius: inherit;
}
.calc-card:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: var(--shadow-lg), 0 0 0 2px rgba(14,165,233,0.2);
  color: inherit;
}
.calc-card > * { position: relative; z-index: 1; }
.calc-card-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-lg);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1rem;
  flex-shrink: 0;
}
.calc-card-name {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 0.375rem;
  line-height: 1.3;
}
.calc-card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
  flex: 1;
  margin: 0;
}
.calc-card-arrow {
  margin-top: 1rem;
  font-size: var(--text-sm);
  color: var(--color-primary);
  font-weight: 500;
  display: flex; align-items: center; gap: 0.25rem;
  transition: gap var(--transition-fast);
}
.calc-card:hover .calc-card-arrow { gap: 0.5rem; }

/* ---- Category Hero Icon Chips ---- */
.category-chip {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.375rem 0.875rem;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border: 1px solid rgba(14,165,233,0.2);
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-family);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
  letter-spacing: 0.01em;
  position: relative;
  overflow: hidden;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  opacity: 0;
  transition: opacity var(--transition-fast);
}
.btn:hover::after { opacity: 1; }

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: var(--shadow-primary);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-primary-lg);
  color: #fff;
}
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  background: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}
.btn-secondary:hover { background: var(--color-primary); color: #fff; transform: translateY(-2px); }

.btn-ghost {
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}
.btn-ghost:hover { background: var(--color-bg-tertiary); color: var(--color-text-primary); transform: translateY(-1px); }

.btn-danger { background: #ef4444; color: #fff; }
.btn-danger:hover { background: #dc2626; color: #fff; }

.btn-lg { padding: 1rem 2rem; font-size: var(--text-base); }
.btn-sm { padding: 0.5rem 1rem; font-size: var(--text-xs); }
.btn-icon { padding: 0.75rem; border-radius: var(--radius-full); }
.btn-full { width: 100%; }

/* ---- Forms ---- */
.form-group { margin-bottom: 1.25rem; }
.form-row { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
  letter-spacing: 0.01em;
}
.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-family);
  font-size: var(--text-base);
  color: var(--color-text-primary);
  background: var(--color-bg-secondary);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}
.form-control:focus {
  border-color: var(--color-primary);
  background: var(--color-surface);
  box-shadow: 0 0 0 3px rgba(14,165,233,0.15);
}
.form-control::placeholder { color: var(--color-text-muted); }
select.form-control {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%2394a3b8'%3E%3Cpath fill-rule='evenodd' d='M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 1.25em;
  padding-right: 2.5rem;
}
.form-control-with-unit {
  display: flex;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-secondary);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-control-with-unit:focus-within {
  border-color: var(--color-primary);
  background: var(--color-surface);
  box-shadow: 0 0 0 3px rgba(14,165,233,0.15);
}
.form-control-with-unit input {
  flex: 1;
  padding: 0.75rem 1rem;
  font-family: var(--font-family);
  font-size: var(--text-base);
  color: var(--color-text-primary);
  background: transparent;
  border: none;
  outline: none;
  min-width: 0;
}
.form-unit {
  padding: 0 1rem;
  display: flex; align-items: center;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  background: var(--color-bg-tertiary);
  border-left: 1.5px solid var(--color-border);
  white-space: nowrap;
}
.unit-toggle {
  display: flex;
  background: var(--color-bg-secondary);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: 3px;
  gap: 2px;
  margin-bottom: 1.5rem;
}
.unit-toggle button {
  flex: 1;
  padding: 0.375rem 1rem;
  border: none;
  border-radius: var(--radius-full);
  font-family: var(--font-family);
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
  background: transparent;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}
.unit-toggle button.active {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: var(--shadow-sm);
}

/* ---- Slider ---- */
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--color-border);
  outline: none;
  cursor: pointer;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--gradient-primary);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(14,165,233,0.4);
  transition: box-shadow var(--transition-fast);
}
input[type="range"]::-webkit-slider-thumb:hover {
  box-shadow: 0 4px 12px rgba(14,165,233,0.5);
}

/* ---- Checkbox / Radio ---- */
.check-group {
  display: flex; flex-wrap: wrap; gap: 0.75rem;
}
.check-item {
  display: flex; align-items: center; gap: 0.5rem;
  cursor: pointer;
}
.check-item input {
  width: 1.125rem; height: 1.125rem;
  accent-color: var(--color-primary);
  cursor: pointer;
}
.check-item label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  cursor: pointer;
}

/* ---- Badges ---- */
.badge {
  display: inline-flex; align-items: center; gap: 0.3rem;
  padding: 0.25rem 0.75rem;
  font-size: var(--text-xs);
  font-weight: 700;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.badge-primary { background: var(--color-primary-light); color: var(--color-primary); }
.badge-success { background: rgba(16,185,129,0.12); color: #059669; }
.badge-warning { background: rgba(245,158,11,0.12); color: #d97706; }
.badge-danger  { background: rgba(239,68,68,0.12); color: #dc2626; }
.badge-purple  { background: rgba(139,92,246,0.12); color: #7c3aed; }
.badge-gray    { background: var(--color-bg-tertiary); color: var(--color-text-muted); }

/* ---- Alerts ---- */
.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-lg);
  border-left: 4px solid;
  font-size: var(--text-sm);
}
.alert-info    { background: rgba(14,165,233,0.08); border-color: var(--color-primary); color: var(--color-text-secondary); }
.alert-success { background: rgba(16,185,129,0.08); border-color: #10b981; color: var(--color-text-secondary); }
.alert-warning { background: rgba(245,158,11,0.08); border-color: #f59e0b; color: var(--color-text-secondary); }
.alert-danger  { background: rgba(239,68,68,0.08); border-color: #ef4444; color: var(--color-text-secondary); }

/* ---- Tables ---- */
.table-wrapper { overflow-x: auto; border-radius: var(--radius-xl); border: 1px solid var(--color-border); }
table { width: 100%; border-collapse: collapse; }
thead { background: var(--color-bg-secondary); }
th {
  padding: 0.875rem 1.25rem;
  text-align: left;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--color-border);
}
td {
  padding: 0.875rem 1.25rem;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border-light);
}
tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--color-bg-secondary); }

/* ---- Divider ---- */
.divider {
  height: 1px;
  background: var(--color-border);
  margin: 2rem 0;
}
.divider-text {
  display: flex; align-items: center; gap: 1rem;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}
.divider-text::before, .divider-text::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

/* ---- Hero Section ---- */
.hero {
  padding: 5rem 0 4rem;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -40%; right: -20%;
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(14,165,233,0.15) 0%, transparent 70%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -40%; left: -20%;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(16,185,129,0.12) 0%, transparent 70%);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 1; text-align: center; }
.hero-tag {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.375rem 1rem;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  font-size: var(--text-sm);
  font-weight: 500;
  color: rgba(255,255,255,0.9);
  margin-bottom: 1.5rem;
  backdrop-filter: blur(8px);
}
.hero-title {
  font-size: clamp(2.25rem, 5vw, 4rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}
.hero-title .gradient-text {
  background: linear-gradient(135deg, #7dd3fc, #34d399);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-desc {
  font-size: var(--text-xl);
  color: rgba(255,255,255,0.75);
  max-width: 600px;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
}
.hero-stats {
  display: flex; align-items: center; justify-content: center; gap: 3rem;
  flex-wrap: wrap;
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.hero-stats-left {
  justify-content: flex-start;
}
.hero-stats-left .hero-stat {
  text-align: left;
}
.hero-stats-left .hero-stat-value {
  font-size: 2.25rem;
}
.hero-stat { text-align: center; }
.hero-stat-value {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: #fff;
  display: block;
}
.hero-stat-label {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.6);
}

/* ---- Section Headers ---- */
.section-header { text-align: center; margin-bottom: 3.5rem; }
.section-tag {
  display: inline-block;
  padding: 0.25rem 0.875rem;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}
.section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--color-text-primary);
  margin-bottom: 1rem;
}
.section-desc {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0 auto;
}

/* ---- Category Cards (Homepage) ---- */
.cat-card {
  display: block;
  background: var(--gradient-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: 2rem;
  text-decoration: none;
  color: inherit;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}
.cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-xl); color: inherit; }
.cat-card-icon {
  width: 64px; height: 64px;
  border-radius: var(--radius-xl);
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem;
  margin-bottom: 1.25rem;
}
.cat-card-count {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.375rem;
}
.cat-card-name {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}
.cat-card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 0;
}

/* ---- Breadcrumb ---- */
.breadcrumb {
  display: flex; align-items: center; gap: 0.5rem;
  flex-wrap: wrap;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: 2rem;
}
.breadcrumb a { color: var(--color-text-muted); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb-sep { color: var(--color-border); }
.breadcrumb-current { color: var(--color-text-secondary); font-weight: 500; }

/* ---- Tooltip ---- */
.tooltip-wrap { position: relative; display: inline-flex; }
.tooltip {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-text-primary);
  color: var(--color-bg);
  font-size: var(--text-xs);
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-md);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
  z-index: 100;
}
.tooltip-wrap:hover .tooltip { opacity: 1; }

/* ---- Progress Bar ---- */
.progress { height: 8px; background: var(--color-bg-tertiary); border-radius: var(--radius-full); overflow: hidden; }
.progress-bar {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  transition: width var(--transition-slow);
}

/* ---- Tag List ---- */
.tag-list { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tag {
  padding: 0.25rem 0.75rem;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}
.tag:hover { border-color: var(--color-primary); color: var(--color-primary); cursor: pointer; }

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--color-bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-text-muted); }

/* ---- Utility Classes ---- */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-primary { color: var(--color-primary) !important; }
.text-secondary { color: var(--color-text-secondary) !important; }
.text-muted { color: var(--color-text-muted) !important; }
.text-success { color: #10b981 !important; }
.text-warning { color: #f59e0b !important; }
.text-danger { color: #ef4444 !important; }

.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }

.hidden { display: none !important; }
.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; }

.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mx-auto { margin-left: auto; margin-right: auto; }

.p-4 { padding: 1rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }

.w-full { width: 100%; }
.max-w-sm { max-width: 480px; }
.max-w-md { max-width: 640px; }
.max-w-lg { max-width: 800px; }

.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-2xl { border-radius: var(--radius-2xl); }
.rounded-full { border-radius: var(--radius-full); }

/* ---- Animations ---- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes slideInRight {
  from { opacity: 0; transform: translateX(24px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(14,165,233,0.3); }
  50% { box-shadow: 0 0 0 10px rgba(14,165,233,0); }
}
@keyframes spin {
  to { transform: rotate(360deg); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.animate-fade-in { animation: fadeIn 0.5s ease both; }
.animate-fade-in-up { animation: fadeInUp 0.6s ease both; }
.animate-scale-in { animation: scaleIn 0.4s ease both; }
.animate-float { animation: float 3s ease-in-out infinite; }

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }

.loading {
  background: linear-gradient(90deg, var(--color-bg-secondary) 25%, var(--color-bg-tertiary) 50%, var(--color-bg-secondary) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

/* ---- Header (Injected via JS) ---- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-height);
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1.5px solid var(--color-border);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}
[data-theme="dark"] .site-header {
  background: rgba(6,15,30,0.95);
  border-bottom-color: var(--color-border);
}
.site-header.scrolled { box-shadow: var(--shadow-lg); }
.header-inner {
  height: 100%;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem;
  position: relative;
}

/* Logo */
.nav-logo {
  display: flex; align-items: center; gap: 0.75rem;
  text-decoration: none; flex-shrink: 0;
}
.logo-img {
  width: 40px; height: 40px;
  object-fit: contain;
  flex-shrink: 0;
}
.logo-name {
  font-size: var(--text-xl);
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}
.logo-sub {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 500;
  display: block;
  margin-top: -2px;
}

/* Nav Menu */
.nav-menu {
  display: flex; align-items: center;
  list-style: none; gap: 0.25rem;
  flex: 1;
  overflow: hidden;
}
.nav-item { position: static; }
.nav-link {
  display: inline-flex; align-items: center; gap: 0.25rem;
  padding: 0.5rem 0.875rem;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all var(--transition-fast);
  white-space: nowrap;
}
.nav-link:hover, .nav-link.active { color: var(--color-primary); background: var(--color-primary-light); }
.nav-link svg, .nav-arrow { font-style: normal; font-size: 0.6rem; transition: transform var(--transition-fast); }
.nav-item:hover .nav-arrow { transform: rotate(180deg); }

/* Mega Dropdown */
.nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  width: 640px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-2xl);
  padding: 1.25rem;
  display: none;
  z-index: 200;
}
.nav-dropdown::before {
  content: '';
  position: absolute;
  top: -24px;
  left: 0;
  right: 0;
  height: 24px;
  background: transparent;
  z-index: -1;
}
.nav-item:hover .nav-dropdown { display: block; animation: fadeInUp 0.2s ease; }
.dropdown-header {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0 0.5rem 0.75rem;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 0.75rem;
}
.dropdown-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.25rem;
}
.dropdown-item {
  display: flex; align-items: center; gap: 0.625rem;
  padding: 0.625rem 0.75rem;
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: all var(--transition-fast);
}
.dropdown-item:hover { background: var(--color-bg-secondary); color: var(--color-primary); }
.dropdown-item-icon { font-size: 1rem; width: 20px; text-align: center; }

/* Group Mega Dropdown CSS */
.group-dropdown {
  width: 860px !important;
  max-width: calc(100vw - 2rem);
  padding: 1.5rem !important;
  left: 50% !important;
  transform: translateX(-50%) !important;
}
.dropdown-group-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}
.dropdown-column {
  display: flex;
  flex-direction: column;
}
.dropdown-column-title {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.75rem;
  padding-bottom: 0.375rem;
  border-bottom: 1.5px solid var(--color-border-light);
}
.dropdown-column-title a {
  color: var(--color-text-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.375rem;
  transition: color var(--transition-fast);
}
.dropdown-column-title a:hover {
  color: var(--color-primary);
}
.dropdown-column-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.dropdown-item-sub {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: all var(--transition-fast);
  padding: 0.25rem 0.375rem;
  border-radius: var(--radius-sm);
}
.dropdown-item-sub:hover {
  background: var(--color-bg-secondary);
  color: var(--color-primary);
  padding-left: 0.625rem;
}
.dropdown-view-more {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  padding: 0.25rem 0.375rem;
  transition: color var(--transition-fast);
}
.dropdown-view-more:hover {
  color: var(--color-primary-dark);
}

/* Nav Actions */
.nav-actions { display: flex; align-items: center; gap: 0.5rem; flex-shrink: 0; margin-right: 1.5rem; }
.theme-toggle {
  width: 40px; height: 40px;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--color-border);
  background: var(--color-bg-secondary);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  padding: 0; margin: 0; line-height: 1;
  transition: all var(--transition-fast);
  color: var(--color-text-secondary);
}
.theme-toggle:hover { background: var(--color-bg-tertiary); border-color: var(--color-primary); transform: scale(1.05); }
[data-theme="dark"] .theme-toggle-sun { display: block; }
[data-theme="dark"] .theme-toggle-moon { display: none; }
[data-theme="light"] .theme-toggle-sun { display: none; }
[data-theme="light"] .theme-toggle-moon { display: block; }
.theme-toggle-sun { display: none; }
.theme-toggle-moon { display: block; }

.nav-hamburger {
  display: none;
  width: 40px; height: 40px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--color-border);
  background: var(--color-bg-secondary);
  cursor: pointer;
  flex-direction: column; align-items: center; justify-content: center;
  gap: 5px;
  transition: all var(--transition-fast);
}
.nav-hamburger span {
  display: block;
  width: 20px; height: 2px;
  background: var(--color-text-primary);
  border-radius: 1px;
  transition: all var(--transition-fast);
}
.nav-hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile Nav Overlay */
.mobile-nav {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0; right: 0; bottom: 0;
  background: var(--color-bg);
  z-index: 999;
  overflow-y: auto;
  padding: 1.5rem;
}
.mobile-nav.open { display: block; animation: fadeIn 0.2s ease; }
.mobile-nav-category { margin-bottom: 1.5rem; }
.mobile-nav-cat-title {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-border);
}
.mobile-nav-links { list-style: none; padding: 0; }
.mobile-nav-links li a {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.625rem 0.5rem;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}
.mobile-nav-links li a:hover { background: var(--color-bg-secondary); color: var(--color-primary); }

/* ---- Footer ---- */
.site-footer {
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding: 4rem 0 2rem;
  margin-top: 5rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(4, 1fr);
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-brand .logo-img { margin-bottom: 1rem; }
.footer-brand p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 1.25rem;
}
.footer-social { display: flex; gap: 0.75rem; }
.footer-social a {
  width: 36px; height: 36px;
  border-radius: var(--radius-md);
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
  text-decoration: none;
}
.footer-social a:hover { background: var(--color-primary); color: #fff; border-color: var(--color-primary); transform: translateY(-2px); }
.footer-col-title {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 1rem;
  letter-spacing: 0.02em;
}
.footer-links { list-style: none; padding: 0; }
.footer-links li { margin-bottom: 0.5rem; }
.footer-links li a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}
.footer-links li a:hover { color: var(--color-primary); }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}
.footer-bottom p { font-size: var(--text-sm); color: var(--color-text-muted); margin: 0; }
.footer-bottom-links { display: flex; gap: 1.5rem; }
.footer-bottom-links a { font-size: var(--text-sm); color: var(--color-text-muted); }
.footer-bottom-links a:hover { color: var(--color-primary); }

/* ---- Back to Top ---- */
.back-to-top {
  position: fixed;
  bottom: 2rem; right: 2rem;
  width: 44px; height: 44px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
  border: none;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-size: 1.1rem;
  box-shadow: var(--shadow-lg), var(--shadow-primary);
  opacity: 0; pointer-events: none;
  transform: translateY(10px);
  transition: all var(--transition-base);
  z-index: 900;
}
.back-to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-3px); box-shadow: var(--shadow-xl), var(--shadow-primary-lg); }

/* ---- Glassmorphism & Unique UI ---- */
.glass-panel {
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: var(--shadow-lg);
}
[data-theme="dark"] .glass-panel {
  background: rgba(15, 23, 42, 0.6);
  border-color: rgba(255, 255, 255, 0.1);
}

.floating-header {
  position: fixed;
  top: 1rem;
  left: 50%;
  right: auto; /* Override .site-header right: 0 */
  transform: translateX(-50%);
  width: calc(100% - 2rem);
  max-width: var(--container-width);
  border-radius: var(--radius-full);
  padding: 0 1.5rem;
  z-index: 1000;
  transition: all var(--transition-base);
}
.floating-header.scrolled {
  top: 0.5rem;
  width: calc(100% - 1rem);
}



.hero-redesigned {
  margin-top: 5rem;
  padding: 2rem 0;
  position: relative;
  overflow: hidden;
  background: var(--gradient-hero);
  text-align: left;
  border-bottom: 1.5px solid var(--color-border);
}
.hero-glow-1 {
  position: absolute;
  top: -10%;
  left: 5%;
  width: 350px;
  height: 350px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(14,165,233,0.08) 0%, transparent 70%);
  filter: blur(60px);
  z-index: 0;
  pointer-events: none;
  animation: float 8s ease-in-out infinite;
}
.hero-glow-2 {
  position: absolute;
  bottom: -10%;
  right: 10%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(15,118,110,0.06) 0%, transparent 70%);
  filter: blur(80px);
  z-index: 0;
  pointer-events: none;
  animation: float 10s ease-in-out infinite alternate;
}
.hero-grid-split {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 10;
}
@media (max-width: 968px) {
  .hero-redesigned { margin-top: 4.5rem; padding: 1.5rem 0; text-align: center; }
  .hero-grid-split { grid-template-columns: 1fr; gap: 3rem; }
  .hero-grid-split > div { display: flex; flex-direction: column; align-items: center; }
}

/* Command Bar Style Search */
.search-command-container {
  position: relative;
  width: 100%;
  max-width: 540px;
  margin-top: 1.5rem;
}
.search-input-wrapper {
  display: flex;
  align-items: center;
  background: #ffffff;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: 0.625rem 1.25rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}
.search-input-wrapper:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(2, 132, 199, 0.1);
  transform: translateY(-1px);
}
.search-input-wrapper svg {
  color: var(--color-text-muted);
  width: 20px;
  height: 20px;
  margin-right: 0.75rem;
}
.search-input-wrapper input {
  border: none;
  background: transparent;
  width: 100%;
  font-family: var(--font-family);
  font-size: var(--text-base);
  color: var(--color-text-primary);
  outline: none;
}
.search-shortcut {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  margin-left: 0.5rem;
  white-space: nowrap;
}
.search-results-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: #ffffff;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  max-height: 380px;
  overflow-y: auto;
  z-index: 1000;
  padding: 0.5rem;
}
.search-results-dropdown.hidden {
  display: none !important;
}
.search-result-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-lg);
  color: var(--color-text-primary);
  text-decoration: none;
  transition: all var(--transition-fast);
  cursor: pointer;
}
.search-result-item:hover, .search-result-item.active {
  background: var(--color-bg-secondary);
  color: var(--color-primary);
  padding-left: 1.25rem;
}
.search-result-item-icon {
  font-size: 1.25rem;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-md);
}
.search-result-item.active .search-result-item-icon {
  background: var(--color-primary-light);
}

.quick-filter-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
  justify-content: flex-start;
}
.quick-pill {
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 0.375rem 0.875rem;
  border-radius: var(--radius-full);
  background: #ffffff;
  border: 1.5px solid var(--color-border);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.quick-pill:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
  color: var(--color-primary);
}

/* Quick Health Check Widget */
.hero-widget-card {
  background: #ffffff;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: 1.75rem;
  box-shadow: var(--shadow-xl);
  position: relative;
  overflow: hidden;
  text-align: left;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.hero-widget-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-2xl);
}
.hero-widget-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--gradient-primary);
}
.widget-title-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}
.widget-title-bar h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.widget-badge {
  font-size: 0.6875rem;
  font-weight: 800;
  text-transform: uppercase;
  background: var(--color-primary-light);
  color: var(--color-primary);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  letter-spacing: 0.05em;
}
.widget-results {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1.5px dashed var(--color-border);
  display: none;
}
.widget-results.active {
  display: block;
  animation: scaleIn 0.3s ease;
}
.widget-result-score {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}
.widget-result-num {
  font-size: var(--text-4xl);
  font-weight: 800;
  color: var(--color-text-primary);
}
.widget-result-label {
  font-size: var(--text-sm);
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
}
.widget-gauge-track {
  height: 8px;
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-full);
  position: relative;
  margin: 1.5rem 0 1rem;
}
.widget-gauge-pin {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #ffffff;
  border: 4px solid var(--color-primary);
  position: absolute;
  top: -5px;
  transform: translateX(-50%);
  transition: left var(--transition-slow) cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: var(--shadow-sm);
}

/* Category Dashboard Layout */
.dashboard-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 3rem;
  align-items: start;
}
.category-sidebar {
  position: sticky;
  top: calc(var(--header-height) + 1.5rem);
  background: #ffffff;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  z-index: 100;
  max-height: calc(100vh - var(--header-height) - 4rem);
  overflow-y: auto;
}
.sidebar-title {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1.5px solid var(--color-border-light);
}
.sidebar-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.sidebar-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.625rem 0.875rem;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: all var(--transition-fast);
  border-left: 3px solid transparent;
}
.sidebar-link:hover {
  background: var(--color-bg-secondary);
  color: var(--color-primary);
}
.sidebar-link.active {
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-left-color: var(--color-primary);
  font-weight: 600;
}
.sidebar-count {
  font-size: 0.75rem;
  font-weight: 700;
  background: var(--color-bg-tertiary);
  color: var(--color-text-muted);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}
.sidebar-link.active .sidebar-count {
  background: var(--color-primary);
  color: #ffffff;
}

/* Category Sidebar Responsive Behavior */
@media (max-width: 1100px) {
  .dashboard-layout { grid-template-columns: 1fr; gap: 2rem; }
  .category-sidebar {
    position: sticky;
    top: var(--header-height);
    left: 0; right: 0;
    width: 100%;
    min-width: 0;
    max-height: none;
    overflow: visible;
    border-radius: 0;
    border: none;
    border-bottom: 1.5px solid var(--color-border);
    padding: 0.75rem 1rem;
    margin: 0 -1.25rem 1.5rem;
    width: calc(100% + 2.5rem);
    background: rgba(255,255,255,0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow-sm);
    z-index: 500;
  }
  .sidebar-title { display: none; }
  .sidebar-list {
    flex-direction: row;
    overflow-x: auto;
    padding-bottom: 4px;
    gap: 0.5rem;
    scrollbar-width: none; /* Hide scrollbar on Firefox */
  }
  .sidebar-list::-webkit-scrollbar { display: none; } /* Hide scrollbar on Chrome */
  .sidebar-link {
    white-space: nowrap;
    border-left: none;
    border-bottom: 2px solid transparent;
    border-radius: var(--radius-full);
    padding: 0.375rem 1rem;
    background: var(--color-bg-secondary);
  }
  .sidebar-link.active {
    border-bottom-color: var(--color-primary);
    border-radius: var(--radius-full);
    background: var(--color-primary-light);
  }
  .sidebar-count { display: none; }
}

/* Redesigned Cards */
.glass-card {
  display: flex;
  flex-direction: column;
  background: #ffffff;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-spring);
  text-decoration: none;
  color: inherit;
  position: relative;
  overflow: hidden;
}
[data-theme="dark"] .glass-card {
  background: rgba(15, 23, 42, 0.7);
  border-color: rgba(255, 255, 255, 0.05);
}
.glass-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-base);
}
.glass-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl), 0 10px 30px -10px rgba(2, 132, 199, 0.12);
  border-color: var(--color-primary);
}
.glass-card:hover::before {
  opacity: 1;
}
.glass-card-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: var(--color-bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
  transition: transform var(--transition-spring);
}
.glass-card:hover .glass-card-icon-wrapper {
  transform: scale(1.1) rotate(5deg);
  background: var(--color-primary-light);
}
.glass-card h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}
.glass-card-tag {
  align-self: flex-start;
  font-size: 0.625rem;
  font-weight: 800;
  text-transform: uppercase;
  background: var(--color-bg-tertiary);
  color: var(--color-text-muted);
  padding: 1px 6px;
  border-radius: var(--radius-sm);
  margin-bottom: 0.75rem;
  letter-spacing: 0.05em;
}
.glass-card:hover .glass-card-tag {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

/* Google AdSense Placement Slots */
.adsense-placeholder {
  margin: 2.5rem auto;
  text-align: center;
  width: 100%;
  clear: both;
}
.adsense-label {
  display: block;
  font-size: 0.625rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}
.adsense-slot {
  background: var(--color-bg-secondary);
  border: 1.5px dashed var(--color-border);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 0.8125rem;
  font-weight: 500;
  transition: all var(--transition-fast);
  overflow: hidden;
}
[data-theme="dark"] .adsense-slot {
  background: var(--color-bg-secondary);
  border-color: var(--color-border);
}

/* ---- Fullscreen Search Modal ---- */
.search-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding-top: 15vh;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
[data-theme="dark"] .search-modal-overlay {
  background: rgba(15, 23, 42, 0.85);
}
.search-modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}
.search-modal-container {
  width: 100%;
  max-width: 800px;
  padding: 0 1.5rem;
  transform: translateY(-20px) scale(0.98);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.search-modal-overlay.active .search-modal-container {
  transform: translateY(0) scale(1);
}
.search-modal-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--color-bg-primary);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: 1rem 1.5rem;
  box-shadow: var(--shadow-xl);
  transition: border-color var(--transition-fast);
}
.search-modal-input-wrapper:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px var(--color-primary-light);
}
.search-modal-icon {
  font-size: 1.5rem;
  color: var(--color-text-muted);
  margin-right: 1rem;
  display: flex; align-items: center; justify-content: center;
}
.search-modal-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-primary);
  font-family: inherit;
  width: 100%;
}
.search-modal-input::placeholder {
  color: var(--color-text-muted);
}
.search-modal-close {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-left: 1rem;
}
.search-modal-close:hover {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  transform: scale(1.05);
}
.search-modal-results {
  margin-top: 1rem;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  max-height: 60vh;
  overflow-y: auto;
  opacity: 0;
  display: none;
}
.search-modal-results.active {
  display: block;
  opacity: 1;
}
.search-modal-results .search-result-item {
  padding: 1rem 1.5rem;
}
.search-modal-results .search-result-item:hover {
  background: var(--color-bg-secondary);
}

/* Nav Action Btn */
.nav-action-btn {
  width: 40px; height: 40px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  border: 1.5px solid transparent;
  background: transparent;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.nav-action-btn:hover {
  background: var(--color-bg-tertiary);
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: scale(1.05);
}

/* ---- Responsive ---- */
@media (max-width: 1200px) {
  :root { --container-width: 100%; }
}
@media (max-width: 1100px) {
  .nav-menu { display: none; }
  .nav-hamburger { display: flex; }
  .nav-actions #theme-toggle { display: none; }
  .nav-actions { margin-right: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  :root { --header-height: 60px; }
  body { font-size: 0.9375rem; }
  h1 { font-size: var(--text-4xl); }
  h2 { font-size: var(--text-3xl); }
  h3 { font-size: var(--text-2xl); }
  .container, .container-narrow { padding: 0 1.25rem; }
  .section, .section-lg { padding: 3.5rem 0; }
  .section-sm { padding: 2rem 0; }

  /* --- Mobile floating header fix --- */
  /* Replace the full-pill radius with a compact rounded rect,
     tighten padding so logo + hamburger both fit comfortably. */
  .floating-header {
    border-radius: var(--radius-xl) !important; /* was radius-full (9999px) */
    padding: 0 0.875rem !important;
    width: calc(100% - 1rem) !important;
    top: 0.5rem !important;
  }
  .floating-header.scrolled {
    top: 0.25rem !important;
    width: calc(100% - 0.5rem) !important;
  }
  /* Prevent header-inner from overflowing and clipping the hamburger */
  .header-inner {
    gap: 0.5rem;
    overflow: visible;
  }
  /* Shrink logo text so it doesn't crowd out the action buttons */
  .logo-name {
    font-size: var(--text-base) !important;
    letter-spacing: -0.01em;
  }
  .logo-img {
    width: 32px !important;
    height: 32px !important;
  }
  /* Tighten nav actions so hamburger sits flush with the edge */
  .nav-actions {
    gap: 0.25rem !important;
    flex-shrink: 0;
  }
  /* Ensure hamburger is always shown and never clipped */
  .nav-hamburger {
    display: flex !important;
    flex-shrink: 0;
    width: 36px;
    height: 36px;
  }
  /* Make search btn slightly smaller on mobile */
  .nav-action-btn {
    width: 36px;
    height: 36px;
  }

  /* Force homepage calculator categories to show exactly 2 columns in mobile view */
  .grid-auto {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 0.75rem !important;
  }
  .glass-card {
    padding: 1rem !important;
    border-radius: var(--radius-xl) !important;
  }
  .glass-card h3 {
    font-size: 0.875rem !important;
  }
  .glass-card-icon-wrapper {
    width: 36px !important;
    height: 36px !important;
    font-size: 1.2rem !important;
    margin-bottom: 0.75rem !important;
  }
  .glass-card-tag {
    font-size: 0.55rem !important;
    margin-bottom: 0.5rem !important;
  }

  .grid-2, .grid-3, .grid-4, .grid-5 { grid-template-columns: 1fr; }
  .hero { padding: 3rem 0 2.5rem; }
  .hero-stats { 
    flex-direction: row; 
    flex-wrap: nowrap; 
    justify-content: space-between; 
    align-items: center; 
    gap: 0.5rem; 
    padding-top: 0.75rem;
    margin-top: 1rem;
  }
  .hero-stats-left .hero-stat { text-align: center; }
  .hero-stats-left .hero-stat-value { font-size: 1.5rem; }
  .hero-stat-label { font-size: 0.7rem; line-height: 1.2; display: block; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .nav-dropdown { width: calc(100vw - 2.5rem); left: 0; transform: none; }
  .hide-mobile { display: none !important; }
  .back-to-top { bottom: 1.25rem; right: 1.25rem; }
}
@media (max-width: 480px) {
  h1 { font-size: var(--text-3xl); }
  .hero-title { font-size: 1.875rem; }
  .container, .container-narrow { padding: 0 1rem; }
}