/* Smart Trends — Main Stylesheet */
/* ============================================================ */

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

:root {
  --bg:         #0f1117;
  --surface:    #1a1d26;
  --surface2:   #222638;
  --border:     #2d3148;
  --accent:     #6366f1;
  --accent-h:   #4f52d6;
  --accent2:    #a78bfa;
  --amazon:     #ff9900;
  --amazon-h:   #e88800;
  --text:       #e2e8f0;
  --muted:      #94a3b8;
  --danger:     #f87171;
  --success:    #34d399;
  --warning:    #fbbf24;
  --radius:     10px;
  --radius-lg:  14px;
  --shadow:     0 4px 24px rgba(0,0,0,.35);
  --font:       -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 16px;
}

a { color: var(--accent2); text-decoration: none; }
a:hover { color: var(--accent); }
img { max-width: 100%; height: auto; display: block; }

/* ── Layout ───────────────────────────────────────────────── */
.container { max-width: 1160px; margin: 0 auto; padding: 0 1.25rem; }
.container--narrow { max-width: 860px; margin: 0 auto; padding: 0 1.25rem; }

/* ── Header ───────────────────────────────────────────────── */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .85rem 1.25rem;
  max-width: 1160px;
  margin: 0 auto;
}
.site-logo {
  font-size: 1.3rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  white-space: nowrap;
}
.site-logo span { font-weight: 400; -webkit-text-fill-color: var(--muted); color: var(--muted); }
.site-nav { display: flex; gap: .25rem; flex-wrap: wrap; }
.site-nav a {
  padding: .4rem .75rem;
  border-radius: 6px;
  font-size: .88rem;
  color: var(--muted);
  transition: background .15s, color .15s;
}
.site-nav a:hover, .site-nav a.active {
  background: var(--surface2);
  color: var(--text);
}

/* ── Hero ─────────────────────────────────────────────────── */
.hero {
  background: radial-gradient(ellipse at 60% 0%, rgba(99,102,241,.18) 0%, transparent 70%),
              var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 3.5rem 1.25rem;
  text-align: center;
}
.hero h1 {
  font-size: clamp(1.75rem, 4vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.2;
  margin-bottom: .75rem;
}
.hero h1 span {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero p { color: var(--muted); font-size: 1.05rem; max-width: 560px; margin: 0 auto 1.75rem; }

/* ── Search bar ───────────────────────────────────────────── */
.search-form {
  display: flex;
  max-width: 520px;
  margin: 0 auto;
  gap: .5rem;
}
.search-form input {
  flex: 1;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: .65rem 1rem;
  font-size: .95rem;
  outline: none;
}
.search-form input:focus { border-color: var(--accent); }
.search-form button {
  background: var(--accent);
  border: none;
  border-radius: 8px;
  color: #fff;
  padding: .65rem 1.25rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: background .15s;
}
.search-form button:hover { background: var(--accent-h); }

/* ── Section headers ──────────────────────────────────────── */
.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin: 2.5rem 0 1.25rem;
  padding-bottom: .6rem;
  border-bottom: 1px solid var(--border);
}
.section-header h2 { font-size: 1.2rem; font-weight: 700; }
.section-header a  { font-size: .85rem; color: var(--accent2); }

/* ── Review card grid ─────────────────────────────────────── */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 1.25rem;
}

.review-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color .2s, transform .2s;
}
.review-card:hover { border-color: var(--accent); transform: translateY(-2px); }

.review-card__image {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--surface2);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
}
.review-card__image img {
  max-height: 160px;
  width: auto;
  object-fit: contain;
  transition: transform .3s;
}
.review-card:hover .review-card__image img { transform: scale(1.05); }

.review-card__body { padding: 1rem 1.1rem 1.25rem; flex: 1; display: flex; flex-direction: column; }
.review-card__cat {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--accent2);
  margin-bottom: .4rem;
  font-weight: 600;
}
.review-card__title {
  font-size: .95rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--text);
  margin-bottom: .5rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.review-card__rating {
  display: flex;
  align-items: center;
  gap: .4rem;
  margin-bottom: .6rem;
  font-size: .85rem;
}
.stars { color: var(--amazon); letter-spacing: .05em; font-size: .9rem; }
.review-card__price {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: .85rem;
}
.review-card__footer { margin-top: auto; display: flex; gap: .5rem; }

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: .55rem 1rem;
  border-radius: 7px;
  font-size: .88rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: opacity .15s, background .15s;
  text-align: center;
}
.btn:hover { opacity: .88; }
.btn--primary { background: var(--accent); color: #fff; }
.btn--amazon  { background: var(--amazon); color: #1a1a1a; }
.btn--amazon:hover { background: var(--amazon-h); }
.btn--outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
}
.btn--outline:hover { border-color: var(--accent); color: var(--text); }
.btn--sm { padding: .4rem .75rem; font-size: .82rem; }
.btn--full { width: 100%; display: block; }

/* ── Category pills ───────────────────────────────────────── */
.category-pills { display: flex; gap: .5rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.pill {
  padding: .35rem .85rem;
  border-radius: 99px;
  font-size: .82rem;
  font-weight: 600;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--muted);
  cursor: pointer;
  transition: all .15s;
}
.pill:hover, .pill.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ── Category grid ────────────────────────────────────────── */
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
}
.category-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem 1rem;
  text-align: center;
  transition: border-color .2s, transform .2s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
}
.category-card:hover { border-color: var(--accent2); transform: translateY(-2px); }
.category-card__icon { font-size: 2rem; }
.category-card__name { font-weight: 700; font-size: .95rem; color: var(--text); }
.category-card__count { font-size: .8rem; color: var(--muted); }

/* ── Review page ──────────────────────────────────────────── */
.review-hero {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 2.5rem 0;
}
.review-hero__inner {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 2.5rem;
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 1.25rem;
}
@media (max-width: 700px) {
  .review-hero__inner { grid-template-columns: 1fr; }
}
.review-hero__img {
  background: var(--surface2);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 260px;
  gap: 1rem;
}
.review-hero__img > img, .review-hero__img > #mainProductImg { max-height: 220px; width: auto; object-fit: contain; }

.gallery-thumbs {
  display: flex;
  gap: .4rem;
  flex-wrap: wrap;
  justify-content: center;
}
.gallery-thumb {
  width: 48px; height: 48px;
  border: 2px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  padding: 2px;
  cursor: pointer;
  transition: border-color .2s;
}
.gallery-thumb.active,
.gallery-thumb:hover { border-color: var(--accent2); }
.gallery-thumb img { width: 100%; height: 100%; object-fit: contain; }

.review-hero__meta { display: flex; flex-direction: column; justify-content: center; gap: .6rem; }
.review-hero__cat  { font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; color: var(--accent2); font-weight: 700; }
.review-hero__title { font-size: clamp(1.2rem, 3vw, 1.75rem); font-weight: 800; line-height: 1.3; }
.review-hero__brand { color: var(--muted); font-size: .9rem; }
.review-hero__rating { display: flex; align-items: center; gap: .75rem; }
.review-hero__price { font-size: 1.8rem; font-weight: 800; }

.rating-bars { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem .75rem; margin: .5rem 0; }
.rating-bar { display: flex; align-items: center; gap: .5rem; font-size: .82rem; color: var(--muted); }
.rating-bar__track { flex: 1; height: 5px; background: var(--border); border-radius: 99px; overflow: hidden; }
.rating-bar__fill  { height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent2)); border-radius: 99px; }

/* ── Review content ───────────────────────────────────────── */
.review-content { padding: 2.5rem 0; }
.review-content p { margin-bottom: 1.1rem; color: var(--muted); line-height: 1.75; }
.review-content h2 { font-size: 1.25rem; font-weight: 700; margin: 2rem 0 .75rem; color: var(--text); }
.review-content h3 { font-size: 1.05rem; font-weight: 700; margin: 1.5rem 0 .5rem; color: var(--text); }
.review-content ul { padding-left: 1.4rem; margin-bottom: 1rem; }
.review-content ul li { margin-bottom: .35rem; color: var(--muted); }

.pros-cons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin: 2rem 0;
}
@media (max-width: 580px) { .pros-cons { grid-template-columns: 1fr; } }
.pros-cons__box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}
.pros-cons__box h3 { font-size: .9rem; font-weight: 700; margin-bottom: .85rem; }
.pros-cons__box.pros h3 { color: var(--success); }
.pros-cons__box.cons h3 { color: var(--danger); }
.pros-cons__box ul { list-style: none; padding: 0; }
.pros-cons__box ul li { padding: .3rem 0; font-size: .9rem; color: var(--muted); display: flex; gap: .5rem; align-items: flex-start; }
.pros-cons__box.pros ul li::before { content: '✓'; color: var(--success); flex-shrink: 0; }
.pros-cons__box.cons ul li::before { content: '✗'; color: var(--danger);  flex-shrink: 0; }

.verdict-box {
  background: linear-gradient(135deg, rgba(99,102,241,.12), rgba(167,139,250,.08));
  border: 1px solid rgba(99,102,241,.3);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin: 2rem 0;
}
.verdict-box h3 { font-size: .85rem; text-transform: uppercase; letter-spacing: .08em; color: var(--accent2); margin-bottom: .6rem; }
.verdict-box p  { color: var(--text); margin: 0; line-height: 1.7; }

.affiliate-cta {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
  margin: 2rem 0;
}
.affiliate-cta p { color: var(--muted); font-size: .85rem; margin-top: .75rem; }

/* ── Badges ───────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: .2rem .55rem;
  border-radius: 4px;
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.badge--trending { background: rgba(251,191,36,.15); color: var(--warning); border: 1px solid rgba(251,191,36,.3); }
.badge--new      { background: rgba(52,211,153,.12); color: var(--success);  border: 1px solid rgba(52,211,153,.3); }
.badge--draft    { background: rgba(148,163,184,.12); color: var(--muted);  border: 1px solid var(--border); }

/* ── AdSense container ────────────────────────────────────── */
.ad-slot { margin: 2rem 0; text-align: center; }
.ad-slot--leaderboard { min-height: 90px; }
.ad-slot--square      { min-height: 250px; }

/* ── Pagination ───────────────────────────────────────────── */
.pagination { display: flex; justify-content: center; gap: .5rem; margin: 2.5rem 0; }
.pagination a, .pagination span {
  padding: .45rem .85rem;
  border-radius: 7px;
  font-size: .9rem;
  font-weight: 600;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
}
.pagination a:hover, .pagination a.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ── Footer ───────────────────────────────────────────────── */
.site-footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 2.5rem 1.25rem;
  margin-top: 4rem;
  text-align: center;
}
.site-footer p { color: var(--muted); font-size: .85rem; }
.site-footer a { color: var(--accent2); }
.affiliate-disclosure {
  background: rgba(255,153,0,.07);
  border: 1px solid rgba(255,153,0,.2);
  border-radius: 8px;
  padding: .75rem 1rem;
  font-size: .8rem;
  color: #9a7400;
  margin-bottom: 1.5rem;
  text-align: left;
}

/* ── Breadcrumb ───────────────────────────────────────────── */
.breadcrumb { display: flex; gap: .5rem; align-items: center; font-size: .82rem; color: var(--muted); padding: 1rem 0 0; flex-wrap: wrap; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--accent2); }
.breadcrumb span { color: var(--border); }

/* ── Trending badge ───────────────────────────────────────── */
.trending-badge {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  font-size: .72rem;
  font-weight: 700;
  color: var(--warning);
  text-transform: uppercase;
  letter-spacing: .07em;
}

/* ── Mobile nav ───────────────────────────────────────────── */
@media (max-width: 768px) {
  .site-header__inner { flex-wrap: wrap; }
  .site-nav {
    width: 100%;
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: .25rem;
  }
  .site-nav::-webkit-scrollbar { display: none; }
  .site-nav a { white-space: nowrap; flex-shrink: 0; }
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 768px) {
  .site-nav { display: none; }
  .reviews-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
  .category-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
}