/* home.css — trang chủ violet-rose */
.site-main { padding: 0; }

/* ── Section headers ─────────────────────────────────────── */
.section-header { text-align: center; margin-bottom: 2.5rem; }
.section-eyebrow {
  display: inline-block; color: var(--p3);
  font-size: .78rem; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase; margin-bottom: .6rem;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem); font-weight: 700;
  color: var(--text); text-wrap: balance; line-height: 1.2;
}
.section-sub { color: var(--text-muted); margin-top: .5rem; font-size: .95rem; }

/* ── Hero ─────────────────────────────────────────────────── */
.hero {
  background: var(--grad-hero);
  position: relative; overflow: hidden;
  padding: 7rem 1.25rem 5rem;
  text-align: center;
}
.hero::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 60% 50% at 20% 50%, rgba(255,138,180,.15) 0%, transparent 70%),
    radial-gradient(ellipse 50% 60% at 80% 30%, rgba(200,140,255,.18) 0%, transparent 70%);
}
.hero-orb {
  position: absolute; border-radius: 50%; pointer-events: none;
  animation: drift 8s ease-in-out infinite;
}
.hero-orb-1 {
  width: 420px; height: 420px; top: -100px; right: -80px;
  background: radial-gradient(circle, rgba(240,81,138,.22) 0%, transparent 70%);
  animation-duration: 10s;
}
.hero-orb-2 {
  width: 300px; height: 300px; bottom: -60px; left: -60px;
  background: radial-gradient(circle, rgba(167,100,255,.20) 0%, transparent 70%);
  animation-duration: 12s; animation-delay: -4s;
}
@keyframes drift {
  0%, 100% { transform: translate(0,0) scale(1); }
  50%       { transform: translate(20px,-15px) scale(1.04); }
}
@media (prefers-reduced-motion: reduce) { .hero-orb { animation: none; } }

.hero-tag {
  display: inline-block;
  background: rgba(255,255,255,.15); border: 1px solid rgba(255,255,255,.25);
  color: rgba(255,255,255,.92); font-size: .8rem; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase;
  padding: .35rem 1rem; border-radius: 99px; margin-bottom: 1.5rem;
  backdrop-filter: blur(8px);
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5.5vw, 3.8rem);
  font-weight: 700; line-height: 1.15;
  color: #fff; text-wrap: balance; margin-bottom: 1.1rem;
}
.hero h1 em { font-style: italic; color: var(--p5); }
.hero-sub {
  font-size: clamp(.95rem, 2vw, 1.15rem);
  color: rgba(255,255,255,.8); max-width: 540px; margin: 0 auto 2.5rem;
  text-wrap: balance;
}

/* search box */
.search-box {
  background: rgba(255,255,255,.12);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.75rem;
  max-width: 680px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr auto;
  gap: 1rem; align-items: end;
}
.search-label {
  display: block; color: rgba(255,255,255,.75);
  font-size: .78rem; font-weight: 600; letter-spacing: .06em;
  text-transform: uppercase; margin-bottom: .4rem;
}
.search-input {
  width: 100%; padding: .7rem 1rem;
  background: rgba(255,255,255,.9);
  border: 2px solid transparent; border-radius: var(--radius);
  font-size: .95rem; color: var(--text);
}
.search-input:focus { outline: none; border-color: var(--p4); }
.search-input::placeholder { color: #a080b8; }
.btn-search {
  background: var(--grad-btn); color: #fff;
  border: none; border-radius: var(--radius);
  padding: .72rem 1.5rem; font-size: .95rem; font-weight: 700;
  cursor: pointer; white-space: nowrap;
  box-shadow: 0 4px 16px rgba(208,49,123,.4);
  transition: transform .15s, opacity .2s;
}
.btn-search:hover { transform: translateY(-2px); opacity: .92; }

/* hero stats */
.hero-stats {
  display: flex; gap: 2rem; justify-content: center;
  margin-top: 3rem; flex-wrap: wrap;
}
.stat { text-align: center; }
.stat-num {
  font-family: var(--font-display);
  font-size: 1.8rem; font-weight: 700; color: #fff;
  display: block; line-height: 1;
}
.stat-label { font-size: .78rem; color: rgba(255,255,255,.65); margin-top: .3rem; letter-spacing: .04em; }
.stat-divider { width: 1px; background: rgba(255,255,255,.2); align-self: stretch; }

/* ── Categories ──────────────────────────────────────────── */
.categories { padding: 5rem 0 4rem; }
.cat-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1.25rem; }
.cat-card {
  background: var(--grad-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 2rem 1.25rem 1.75rem;
  text-align: center; text-decoration: none; color: var(--text);
  display: flex; flex-direction: column; align-items: center;
  transition: transform .25s, box-shadow .25s, border-color .25s;
  position: relative; overflow: hidden;
}
.cat-card::before {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 3px;
  background: var(--grad-btn); transform: scaleX(0);
  transform-origin: left; transition: transform .3s;
}
.cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--p4); text-decoration: none; }
.cat-card:hover::before { transform: scaleX(1); }
.cat-icon {
  font-size: 2.2rem; margin-bottom: 1rem;
  width: 64px; height: 64px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(168,37,142,.12), rgba(240,81,138,.12));
}
.cat-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: .35rem; color: var(--p1); }
.cat-card p { font-size: .83rem; color: var(--text-muted); line-height: 1.4; margin: 0; }

/* ── Featured ────────────────────────────────────────────── */
.featured { padding: 4rem 0; background: linear-gradient(180deg, transparent, rgba(124,31,162,.04)); }
.features-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.5rem; }
.feature-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: transform .25s, box-shadow .25s; box-shadow: var(--shadow-sm);
}
.feature-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.feature-thumb {
  height: 190px; overflow: hidden; background: var(--grad-hero);
  display: flex; align-items: center; justify-content: center;
  font-size: 4rem; position: relative;
}
.feature-thumb-text {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: .5rem .75rem;
  background: linear-gradient(to top, rgba(0,0,0,.5), transparent);
  color: #fff; font-size: .8rem; font-weight: 600;
}
.feature-body { padding: 1.25rem; }
.feature-badge {
  display: inline-block; padding: .2rem .65rem;
  background: linear-gradient(135deg, rgba(168,37,142,.15), rgba(240,81,138,.12));
  color: var(--p2); border-radius: 99px;
  font-size: .73rem; font-weight: 700; letter-spacing: .04em;
  text-transform: uppercase; margin-bottom: .6rem;
}
.feature-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: .4rem; color: var(--text); }
.feature-card p { font-size: .86rem; color: var(--text-muted); line-height: 1.5; margin: 0; }
.feature-foot {
  padding: .9rem 1.25rem; border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}
.feature-rating { font-size: .82rem; color: var(--text-muted); }
.feature-rating strong { color: var(--text); }
.btn-sm-pill {
  background: var(--grad-btn); color: #fff;
  font-size: .8rem; font-weight: 600;
  padding: .35rem .85rem; border-radius: 99px;
  border: none; cursor: pointer; transition: opacity .2s;
  text-decoration: none; display: inline-block;
}
.btn-sm-pill:hover { opacity: .85; text-decoration: none; }

/* ── Why us ──────────────────────────────────────────────── */
.why-us { padding: 5rem 0; }
.why-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 2rem; }
.why-card { padding: 2rem 1.5rem; text-align: center; }
.why-icon {
  width: 56px; height: 56px; border-radius: 16px;
  background: linear-gradient(135deg, rgba(124,31,162,.12), rgba(240,81,138,.10));
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem; margin: 0 auto 1.1rem; border: 1px solid var(--border);
}
.why-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: .5rem; }
.why-card p { font-size: .86rem; color: var(--text-muted); line-height: 1.55; margin: 0; }

/* ── CTA banner ──────────────────────────────────────────── */
.cta-wrap { padding: 0 1.25rem 5rem; }
.cta-banner {
  max-width: var(--container); margin: 0 auto;
  border-radius: 24px; overflow: hidden;
  background: var(--grad-hero); padding: 4rem 2.5rem;
  text-align: center; position: relative;
}
.cta-banner::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 70% 80% at 50% 50%, rgba(255,138,180,.12) 0%, transparent 70%);
}
.cta-banner h2 {
  font-family: var(--font-display); font-size: clamp(1.6rem,3.5vw,2.5rem);
  color: #fff; text-wrap: balance; position: relative; margin-bottom: .75rem;
}
.cta-banner p { color: rgba(255,255,255,.78); margin: 0 0 2rem; font-size: 1rem; position: relative; }
.btn-cta-white {
  display: inline-block; background: #fff; color: var(--p1);
  font-weight: 700; font-size: 1rem;
  padding: .8rem 2.2rem; border-radius: 99px;
  box-shadow: 0 4px 20px rgba(0,0,0,.2);
  transition: transform .2s, box-shadow .2s; position: relative;
}
.btn-cta-white:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(0,0,0,.25); text-decoration: none; color: var(--p2); }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 900px) {
  .cat-grid { grid-template-columns: repeat(2,1fr); }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .why-grid { grid-template-columns: 1fr 1fr; }
  .search-box { grid-template-columns: 1fr; }
  .btn-search { width: 100%; }
  .stat-divider { display: none; }
  .hero-stats { gap: 1.5rem; }
}
@media (max-width: 600px) {
  .cat-grid { grid-template-columns: repeat(2,1fr); }
  .features-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .hero { padding: 5rem 1.25rem 3.5rem; }
}