/* ============================================================
   AI TOOLS HUB — Main Stylesheet
   Design system: clean, authoritative, AIEO-optimised layout
   ============================================================ */

/* ── Custom Properties ─────────────────────────────────────── */
:root {
  --clr-bg:          #0d0f14;
  --clr-bg-card:     #161a24;
  --clr-bg-card-alt: #1c2130;
  --clr-border:      #252c3d;
  --clr-accent:      #6c63ff;
  --clr-accent-2:    #00d4aa;
  --clr-accent-glow: rgba(108,99,255,0.18);
  --clr-text:        #e8eaf0;
  --clr-text-muted:  #8892a4;
  --clr-text-dim:    #5a6478;
  --clr-white:       #ffffff;
  --clr-danger:      #ff6b6b;
  --clr-warn:        #ffd166;
  --clr-success:     #06d6a0;

  --font-sans:  'Inter', system-ui, -apple-system, sans-serif;
  --font-mono:  'JetBrains Mono', 'Fira Code', monospace;

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  32px;

  --shadow-card: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 40px rgba(108,99,255,0.15);

  --transition: 0.22s cubic-bezier(0.4,0,0.2,1);

  --max-w: 1200px;
  --max-w-narrow: 780px;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-sans);
  background: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--clr-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--clr-accent-2); }
ul, ol { list-style: none; }

/* ── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--clr-white);
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); }
h3 { font-size: clamp(1.15rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.1rem; }

p { color: var(--clr-text); margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

.text-muted { color: var(--clr-text-muted); }
.text-accent { color: var(--clr-accent); }
.text-accent-2 { color: var(--clr-accent-2); }
.text-center { text-align: center; }

/* ── Layout Utilities ───────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}
.container--narrow {
  max-width: var(--max-w-narrow);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section { padding: 5rem 0; }
.section--sm { padding: 3rem 0; }
.section--lg { padding: 7rem 0; }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.5rem; }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-gap { display: flex; gap: 1rem; flex-wrap: wrap; }

/* ── Header / Navigation ────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13,15,20,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--clr-border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 2rem;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--clr-white);
  letter-spacing: -0.03em;
  white-space: nowrap;
}
.logo-icon {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-2));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}
.logo span.accent { color: var(--clr-accent); }

.main-nav { display: flex; align-items: center; gap: 0.25rem; }
.main-nav a {
  color: var(--clr-text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.main-nav a:hover,
.main-nav a.active {
  color: var(--clr-white);
  background: var(--clr-bg-card);
}

.nav-cta {
  background: var(--clr-accent) !important;
  color: var(--clr-white) !important;
  padding: 0.45rem 1.1rem !important;
}
.nav-cta:hover { background: #5a52e0 !important; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  border: none;
  background: none;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--clr-text);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ── Hero Section ───────────────────────────────────────────── */
.hero {
  position: relative;
  padding: 6rem 0 5rem;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(108,99,255,0.12) 0%, transparent 70%);
  pointer-events: none;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(108,99,255,0.12);
  border: 1px solid rgba(108,99,255,0.3);
  color: var(--clr-accent);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.35rem 0.9rem;
  border-radius: 100px;
  margin-bottom: 1.5rem;
}
.hero-title {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}
.hero-title .gradient-text {
  background: linear-gradient(135deg, var(--clr-accent) 0%, var(--clr-accent-2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: 1.15rem;
  color: var(--clr-text-muted);
  max-width: 580px;
  margin-bottom: 2.5rem;
  line-height: 1.75;
}
.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
}
.hero-stats {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
  padding-top: 2rem;
  border-top: 1px solid var(--clr-border);
}
.stat-item { }
.stat-number {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--clr-white);
  letter-spacing: -0.03em;
}
.stat-label {
  font-size: 0.82rem;
  color: var(--clr-text-muted);
  margin-top: 0.1rem;
}

/* ── Search Bar ─────────────────────────────────────────────── */
.search-bar {
  display: flex;
  align-items: center;
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 0.5rem 0.5rem 0.5rem 1.25rem;
  gap: 0.75rem;
  max-width: 600px;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.search-bar:focus-within {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px var(--clr-accent-glow);
}
.search-bar input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: var(--clr-text);
  font-size: 0.95rem;
  font-family: var(--font-sans);
}
.search-bar input::placeholder { color: var(--clr-text-dim); }
.search-icon { color: var(--clr-text-dim); flex-shrink: 0; }

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.5rem;
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  font-weight: 600;
  font-family: var(--font-sans);
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  white-space: nowrap;
  text-decoration: none;
}
.btn-primary {
  background: var(--clr-accent);
  color: var(--clr-white);
}
.btn-primary:hover {
  background: #5a52e0;
  color: var(--clr-white);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(108,99,255,0.35);
}
.btn-secondary {
  background: var(--clr-bg-card);
  color: var(--clr-text);
  border: 1px solid var(--clr-border);
}
.btn-secondary:hover {
  background: var(--clr-bg-card-alt);
  color: var(--clr-white);
  border-color: var(--clr-accent);
}
.btn-ghost {
  background: transparent;
  color: var(--clr-text-muted);
  border: 1px solid var(--clr-border);
}
.btn-ghost:hover { color: var(--clr-white); border-color: var(--clr-text-muted); }
.btn-sm { padding: 0.45rem 1rem; font-size: 0.82rem; }
.btn-lg { padding: 0.9rem 2rem; font-size: 1rem; }

/* ── Cards ──────────────────────────────────────────────────── */
.card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: all var(--transition);
}
.card:hover {
  border-color: rgba(108,99,255,0.4);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}
.card-header { margin-bottom: 1rem; }
.card-footer { margin-top: 1.25rem; padding-top: 1.25rem; border-top: 1px solid var(--clr-border); }

/* ── Category Cards ─────────────────────────────────────────── */
.category-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: all var(--transition);
  text-decoration: none;
  color: inherit;
  position: relative;
  overflow: hidden;
}
.category-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-accent), var(--clr-accent-2));
  opacity: 0;
  transition: opacity var(--transition);
}
.category-card:hover {
  border-color: rgba(108,99,255,0.4);
  box-shadow: var(--shadow-glow);
  transform: translateY(-3px);
  color: inherit;
}
.category-card:hover::before { opacity: 1; }
.category-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}
.category-card h3 { font-size: 1.05rem; margin-bottom: 0.25rem; }
.category-card p { font-size: 0.85rem; color: var(--clr-text-muted); margin: 0; line-height: 1.5; }
.category-count {
  font-size: 0.78rem;
  color: var(--clr-text-dim);
  margin-top: auto;
  padding-top: 0.5rem;
}

/* ── Tool Cards ─────────────────────────────────────────────── */
.tool-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: all var(--transition);
}
.tool-card:hover {
  border-color: rgba(108,99,255,0.35);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}
.tool-card-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}
.tool-logo {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--clr-bg-card-alt);
  border: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
  overflow: hidden;
}
.tool-logo img { width: 100%; height: 100%; object-fit: cover; }
.tool-meta { flex: 1; min-width: 0; }
.tool-name { font-size: 1rem; font-weight: 700; color: var(--clr-white); margin-bottom: 0.2rem; }
.tool-tagline { font-size: 0.82rem; color: var(--clr-text-muted); line-height: 1.4; }
.tool-badges { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
  letter-spacing: 0.02em;
}
.badge-free { background: rgba(6,214,160,0.12); color: var(--clr-success); border: 1px solid rgba(6,214,160,0.25); }
.badge-paid { background: rgba(255,209,102,0.1); color: var(--clr-warn); border: 1px solid rgba(255,209,102,0.2); }
.badge-freemium { background: rgba(108,99,255,0.12); color: var(--clr-accent); border: 1px solid rgba(108,99,255,0.25); }
.badge-new { background: rgba(0,212,170,0.12); color: var(--clr-accent-2); border: 1px solid rgba(0,212,170,0.25); }
.badge-featured { background: rgba(255,107,107,0.1); color: var(--clr-danger); border: 1px solid rgba(255,107,107,0.2); }
.badge-category { background: var(--clr-bg-card-alt); color: var(--clr-text-muted); border: 1px solid var(--clr-border); }

.tool-description { font-size: 0.88rem; color: var(--clr-text-muted); line-height: 1.6; }
.tool-rating {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
}
.stars { color: var(--clr-warn); letter-spacing: 1px; }
.rating-count { color: var(--clr-text-dim); font-size: 0.78rem; }
.tool-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--clr-border);
}

/* ── Featured Tool (large card) ─────────────────────────────── */
.featured-tool {
  background: linear-gradient(135deg, var(--clr-bg-card) 0%, rgba(108,99,255,0.08) 100%);
  border: 1px solid rgba(108,99,255,0.3);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: center;
}
.featured-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(108,99,255,0.15);
  border: 1px solid rgba(108,99,255,0.3);
  color: var(--clr-accent);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.3rem 0.8rem;
  border-radius: 100px;
  margin-bottom: 1rem;
}

/* ── Section Headers ────────────────────────────────────────── */
.section-header { margin-bottom: 3rem; }
.section-header.centered { text-align: center; }
.section-eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: 0.75rem;
}
.section-title { margin-bottom: 0.75rem; }
.section-subtitle {
  font-size: 1.05rem;
  color: var(--clr-text-muted);
  max-width: 560px;
  line-height: 1.7;
}
.section-header.centered .section-subtitle { margin: 0 auto; }

/* ── Filter Bar ─────────────────────────────────────────────── */
.filter-bar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}
.filter-btn {
  padding: 0.4rem 1rem;
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 500;
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-muted);
  cursor: pointer;
  transition: all var(--transition);
}
.filter-btn:hover, .filter-btn.active {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  color: var(--clr-white);
}

/* ── Comparison Table ───────────────────────────────────────── */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.comparison-table th {
  background: var(--clr-bg-card-alt);
  color: var(--clr-text-muted);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.9rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--clr-border);
}
.comparison-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--clr-border);
  color: var(--clr-text);
  vertical-align: middle;
}
.comparison-table tr:last-child td { border-bottom: none; }
.comparison-table tr:hover td { background: rgba(108,99,255,0.04); }
.check { color: var(--clr-success); font-size: 1rem; }
.cross { color: var(--clr-danger); font-size: 1rem; }

/* ── FAQ / Accordion ────────────────────────────────────────── */
.faq-item {
  border-bottom: 1px solid var(--clr-border);
}
.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 1.25rem 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--clr-white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-family: var(--font-sans);
  transition: color var(--transition);
}
.faq-question:hover { color: var(--clr-accent); }
.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
  transition: all var(--transition);
  color: var(--clr-text-muted);
}
.faq-item.open .faq-icon {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  color: var(--clr-white);
  transform: rotate(45deg);
}
.faq-answer {
  display: none;
  padding: 0 0 1.25rem;
  color: var(--clr-text-muted);
  font-size: 0.92rem;
  line-height: 1.75;
}
.faq-item.open .faq-answer { display: block; }

/* ── Newsletter / CTA Banner ────────────────────────────────── */
.cta-banner {
  background: linear-gradient(135deg, rgba(108,99,255,0.15) 0%, rgba(0,212,170,0.08) 100%);
  border: 1px solid rgba(108,99,255,0.25);
  border-radius: var(--radius-xl);
  padding: 4rem 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: -100px; left: 50%;
  transform: translateX(-50%);
  width: 600px; height: 300px;
  background: radial-gradient(ellipse, rgba(108,99,255,0.12) 0%, transparent 70%);
  pointer-events: none;
}
.cta-banner h2 { margin-bottom: 1rem; }
.cta-banner p { color: var(--clr-text-muted); max-width: 480px; margin: 0 auto 2rem; }
.email-form {
  display: flex;
  gap: 0.75rem;
  max-width: 440px;
  margin: 0 auto;
  flex-wrap: wrap;
  justify-content: center;
}
.email-form input {
  flex: 1;
  min-width: 220px;
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 0.7rem 1.1rem;
  color: var(--clr-text);
  font-size: 0.92rem;
  font-family: var(--font-sans);
  outline: none;
  transition: border-color var(--transition);
}
.email-form input:focus { border-color: var(--clr-accent); }
.email-form input::placeholder { color: var(--clr-text-dim); }

/* ── Breadcrumb ─────────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: var(--clr-text-dim);
  margin-bottom: 2rem;
}
.breadcrumb a { color: var(--clr-text-muted); }
.breadcrumb a:hover { color: var(--clr-accent); }
.breadcrumb-sep { color: var(--clr-text-dim); }

/* ── Spoke Network Diagram ──────────────────────────────────── */
.spoke-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
}
.spoke-item {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  transition: all var(--transition);
  text-decoration: none;
  color: inherit;
}
.spoke-item:hover {
  border-color: var(--clr-accent);
  background: var(--clr-bg-card-alt);
  color: inherit;
  transform: translateX(3px);
}
.spoke-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--clr-accent);
  flex-shrink: 0;
}
.spoke-name { font-size: 0.88rem; font-weight: 600; color: var(--clr-text); }
.spoke-count { font-size: 0.75rem; color: var(--clr-text-dim); }

/* ── Blog / Article Cards ───────────────────────────────────── */
.article-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.article-card:hover {
  border-color: rgba(108,99,255,0.35);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}
.article-card-img {
  width: 100%;
  aspect-ratio: 16/9;
  background: var(--clr-bg-card-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  overflow: hidden;
}
.article-card-body { padding: 1.5rem; flex: 1; display: flex; flex-direction: column; }
.article-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.78rem;
  color: var(--clr-text-dim);
  margin-bottom: 0.75rem;
}
.article-meta .tag {
  color: var(--clr-accent);
  font-weight: 600;
}
.article-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: 0.5rem;
  line-height: 1.4;
}
.article-excerpt { font-size: 0.85rem; color: var(--clr-text-muted); line-height: 1.6; flex: 1; }
.article-card-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.read-more {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--clr-accent);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}
.read-more:hover { color: var(--clr-accent-2); }

/* ── Sidebar ────────────────────────────────────────────────── */
.sidebar-widget {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}
.sidebar-widget h4 {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
  margin-bottom: 1rem;
}

/* ── Score / Rating Display ─────────────────────────────────── */
.score-circle {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: conic-gradient(var(--clr-accent) calc(var(--score, 85) * 1%), var(--clr-bg-card-alt) 0);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.score-circle::before {
  content: '';
  position: absolute;
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--clr-bg-card);
}
.score-value {
  position: relative;
  z-index: 1;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--clr-white);
}
.score-bar {
  height: 6px;
  background: var(--clr-bg-card-alt);
  border-radius: 100px;
  overflow: hidden;
  margin-top: 0.4rem;
}
.score-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--clr-accent), var(--clr-accent-2));
  border-radius: 100px;
  transition: width 1s ease;
}

/* ── Pros / Cons ────────────────────────────────────────────── */
.pros-cons { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.pros-list, .cons-list {
  background: var(--clr-bg-card);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}
.pros-list { border-top: 3px solid var(--clr-success); }
.cons-list { border-top: 3px solid var(--clr-danger); }
.pros-list h4 { color: var(--clr-success); font-size: 0.85rem; margin-bottom: 0.75rem; }
.cons-list h4 { color: var(--clr-danger); font-size: 0.85rem; margin-bottom: 0.75rem; }
.pros-list li, .cons-list li {
  font-size: 0.88rem;
  color: var(--clr-text-muted);
  padding: 0.3rem 0;
  padding-left: 1.2rem;
  position: relative;
}
.pros-list li::before { content: '✓'; position: absolute; left: 0; color: var(--clr-success); font-weight: 700; }
.cons-list li::before { content: '✗'; position: absolute; left: 0; color: var(--clr-danger); font-weight: 700; }

/* ── Footer ─────────────────────────────────────────────────── */
.site-footer {
  background: var(--clr-bg-card);
  border-top: 1px solid var(--clr-border);
  padding: 4rem 0 2rem;
  margin-top: 5rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-brand p {
  font-size: 0.88rem;
  color: var(--clr-text-muted);
  margin-top: 1rem;
  max-width: 280px;
  line-height: 1.7;
}
.footer-col h5 {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-text-dim);
  margin-bottom: 1rem;
}
.footer-col ul { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-col ul li a {
  font-size: 0.88rem;
  color: var(--clr-text-muted);
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--clr-white); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid var(--clr-border);
  font-size: 0.82rem;
  color: var(--clr-text-dim);
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-legal { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.footer-legal a { color: var(--clr-text-dim); }
.footer-legal a:hover { color: var(--clr-text-muted); }

/* ── Affiliate Disclosure ───────────────────────────────────── */
.disclosure-bar {
  background: rgba(255,209,102,0.06);
  border: 1px solid rgba(255,209,102,0.15);
  border-radius: var(--radius-md);
  padding: 0.75rem 1.25rem;
  font-size: 0.8rem;
  color: var(--clr-text-dim);
  margin-bottom: 2rem;
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
}
.disclosure-bar .icon { color: var(--clr-warn); flex-shrink: 0; margin-top: 1px; }

/* ── Utility Classes ────────────────────────────────────────── */
.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;
}
.divider { height: 1px; background: var(--clr-border); margin: 2.5rem 0; }
.tag-list { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.tag {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--clr-text-muted);
  background: var(--clr-bg-card-alt);
  border: 1px solid var(--clr-border);
  padding: 0.2rem 0.65rem;
  border-radius: 100px;
}
.tag:hover { border-color: var(--clr-accent); color: var(--clr-accent); }
.highlight-box {
  background: rgba(108,99,255,0.08);
  border: 1px solid rgba(108,99,255,0.2);
  border-left: 3px solid var(--clr-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
  font-size: 0.92rem;
  color: var(--clr-text);
}
.toc {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-bottom: 2rem;
}
.toc h4 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--clr-text-muted); margin-bottom: 1rem; }
.toc ol { list-style: decimal; padding-left: 1.25rem; display: flex; flex-direction: column; gap: 0.4rem; }
.toc ol li a { font-size: 0.88rem; color: var(--clr-text-muted); }
.toc ol li a:hover { color: var(--clr-accent); }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .main-nav { display: none; }
  .hamburger { display: flex; }
  .main-nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 68px; left: 0; right: 0;
    background: var(--clr-bg);
    border-bottom: 1px solid var(--clr-border);
    padding: 1rem 1.5rem;
    gap: 0.25rem;
    z-index: 99;
  }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .featured-tool { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .pros-cons { grid-template-columns: 1fr; }
  .hero-stats { gap: 1.5rem; }
  .section { padding: 3.5rem 0; }
  .cta-banner { padding: 2.5rem 1.5rem; }
  .comparison-table { font-size: 0.82rem; }
  .comparison-table th, .comparison-table td { padding: 0.75rem; }
}

@media (max-width: 480px) {
  .hero { padding: 3.5rem 0 3rem; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .email-form { flex-direction: column; }
  .email-form input, .email-form .btn { width: 100%; }
}

/* ── Animations ─────────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp 0.5s ease forwards; }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}
.pulse { animation: pulse 2s ease infinite; }

/* ── Schema / AIEO structured data helpers ──────────────────── */
/* These classes mark content for structured extraction */
.aieo-answer { /* Used for direct-answer blocks */ }
.aieo-definition { font-style: italic; }
.aieo-summary { /* Lead paragraph for AI extraction */ }