/* Smart AI Tools Review — Global Stylesheet */
:root {
  --bg: #0d0f14;
  --bg2: #151820;
  --bg3: #1e2230;
  --border: #2a2e3e;
  --accent: #6c63ff;
  --accent2: #4ecdc4;
  --text: #e8eaf0;
  --muted: #8b90a8;
  --gold: #f5a623;
  --green: #2ecc71;
  --red: #e74c3c;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --radius: 10px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent2); }

img { max-width: 100%; display: block; }

/* NAV */
nav {
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0 1.5rem;
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.logo {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}
.logo span { color: var(--accent); }
.nav-links { display: flex; gap: 1.5rem; list-style: none; }
.nav-links a { color: var(--muted); font-size: 0.92rem; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--text); }

/* HERO */
.hero {
  text-align: center;
  padding: 5rem 1.5rem 4rem;
  background: linear-gradient(160deg, #0d0f14 0%, #13162a 100%);
  border-bottom: 1px solid var(--border);
}
.hero-badge {
  display: inline-block;
  background: rgba(108,99,255,0.15);
  border: 1px solid rgba(108,99,255,0.4);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.3rem 0.9rem;
  border-radius: 100px;
  margin-bottom: 1.2rem;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  max-width: 800px;
  margin: 0 auto 1rem;
}
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p {
  color: var(--muted);
  font-size: 1.1rem;
  max-width: 580px;
  margin: 0 auto 2rem;
}
.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #7b73ff; color: #fff; transform: translateY(-1px); box-shadow: 0 6px 20px rgba(108,99,255,0.4); }
.btn-outline { background: transparent; color: var(--accent); border: 1.5px solid var(--accent); }
.btn-outline:hover { background: var(--accent); color: #fff; }

/* SECTIONS */
section { padding: 4rem 1.5rem; }
.container { max-width: 1100px; margin: 0 auto; }
.section-label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.5rem;
}
.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}
.section-sub { color: var(--muted); max-width: 560px; margin-bottom: 2.5rem; }

/* CARDS GRID */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color 0.2s, transform 0.2s;
}
.card:hover { border-color: var(--accent); transform: translateY(-3px); }
.card-tag {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent2);
  margin-bottom: 0.6rem;
}
.card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 0.4rem; }
.card p { color: var(--muted); font-size: 0.9rem; line-height: 1.6; margin-bottom: 1rem; }
.rating { display: flex; align-items: center; gap: 0.3rem; font-size: 0.85rem; color: var(--gold); margin-bottom: 0.8rem; }
.rating span { color: var(--muted); margin-left: 0.2rem; }
.price-tag { font-size: 0.85rem; color: var(--muted); margin-bottom: 1rem; }
.price-tag strong { color: var(--text); }

/* REVIEW PAGE */
.review-hero {
  background: linear-gradient(160deg, #0d0f14 0%, #13162a 100%);
  border-bottom: 1px solid var(--border);
  padding: 4rem 1.5rem 3rem;
}
.review-hero .breadcrumb { font-size: 0.82rem; color: var(--muted); margin-bottom: 1.2rem; }
.review-hero .breadcrumb a { color: var(--muted); }
.review-hero .breadcrumb a:hover { color: var(--accent); }
.review-meta { display: flex; align-items: center; gap: 1.5rem; flex-wrap: wrap; margin: 1rem 0 1.5rem; }
.overall-rating {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.5rem 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.overall-rating .score { font-size: 1.8rem; font-weight: 800; color: var(--gold); }
.overall-rating .max { color: var(--muted); font-size: 0.85rem; align-self: flex-end; padding-bottom: 4px; }
.verdict-badge {
  background: rgba(46,204,113,0.15);
  border: 1px solid rgba(46,204,113,0.4);
  color: var(--green);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.3rem 0.9rem;
  border-radius: 100px;
}

.review-body { max-width: 800px; margin: 0 auto; }
.review-body h2 { font-size: 1.5rem; font-weight: 700; margin: 2.5rem 0 1rem; border-bottom: 1px solid var(--border); padding-bottom: 0.5rem; }
.review-body h3 { font-size: 1.1rem; font-weight: 600; margin: 1.5rem 0 0.5rem; }
.review-body p { color: var(--muted); margin-bottom: 1rem; }
.review-body p strong { color: var(--text); }
.review-body ul, .review-body ol { color: var(--muted); padding-left: 1.4rem; margin-bottom: 1rem; }
.review-body li { margin-bottom: 0.4rem; }

.pros-cons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  margin: 1.5rem 0;
}
.pros, .cons {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.2rem 1.4rem;
}
.pros { border-top: 3px solid var(--green); }
.cons { border-top: 3px solid var(--red); }
.pros h4, .cons h4 { font-size: 0.85rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 0.8rem; }
.pros h4 { color: var(--green); }
.cons h4 { color: var(--red); }
.pros ul, .cons ul { list-style: none; padding: 0; }
.pros li::before { content: '✓ '; color: var(--green); font-weight: 700; }
.cons li::before { content: '✗ '; color: var(--red); font-weight: 700; }
.pros li, .cons li { color: var(--muted); font-size: 0.9rem; margin-bottom: 0.5rem; }

.pricing-table {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin: 1.5rem 0;
}
.pricing-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.9rem 1.4rem;
  border-bottom: 1px solid var(--border);
}
.pricing-row:last-child { border-bottom: none; }
.pricing-row .plan { font-weight: 600; font-size: 0.95rem; }
.pricing-row .price { color: var(--gold); font-weight: 700; }
.pricing-row .note { color: var(--muted); font-size: 0.82rem; }

.cta-box {
  background: linear-gradient(135deg, rgba(108,99,255,0.15), rgba(78,205,196,0.1));
  border: 1px solid rgba(108,99,255,0.4);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  margin: 2.5rem 0;
}
.cta-box h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 0.5rem; }
.cta-box p { color: var(--muted); margin-bottom: 1.3rem; font-size: 0.92rem; }

/* RATING BREAKDOWN */
.rating-breakdown { margin: 1.5rem 0; }
.rating-row { display: flex; align-items: center; gap: 1rem; margin-bottom: 0.7rem; }
.rating-label { font-size: 0.85rem; width: 140px; flex-shrink: 0; color: var(--muted); }
.rating-bar-wrap { flex: 1; background: var(--bg3); border-radius: 100px; height: 8px; }
.rating-bar { height: 8px; border-radius: 100px; background: var(--accent); }
.rating-score { font-size: 0.82rem; font-weight: 600; width: 30px; text-align: right; }

/* NEWSLETTER */
.newsletter-section {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  text-align: center;
  padding: 3.5rem 1.5rem;
}
.newsletter-form { display: flex; gap: 0.8rem; justify-content: center; flex-wrap: wrap; margin-top: 1.2rem; }
.newsletter-form input {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.95rem;
  padding: 0.75rem 1.2rem;
  width: 280px;
  outline: none;
}
.newsletter-form input:focus { border-color: var(--accent); }
.newsletter-form input::placeholder { color: var(--muted); }

/* FOOTER */
footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 2.5rem 1.5rem;
  font-size: 0.82rem;
  color: var(--muted);
}
.footer-inner { max-width: 1100px; margin: 0 auto; }
.footer-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 2rem; flex-wrap: wrap; margin-bottom: 2rem; }
.footer-col h4 { color: var(--text); font-size: 0.85rem; font-weight: 700; margin-bottom: 0.8rem; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 0.4rem; }
.footer-col a { color: var(--muted); font-size: 0.82rem; }
.footer-col a:hover { color: var(--accent); }
.disclosure {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1rem 1.2rem;
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}
.footer-bottom { border-top: 1px solid var(--border); padding-top: 1.2rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem; }

/* RESPONSIVE */
@media (max-width: 640px) {
  .pros-cons { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .footer-top { flex-direction: column; }
  .footer-bottom { flex-direction: column; }
}