/* ══════════════════════════════════════════════════════════════════
   SHOP RAU XANH — WARM-ARTISAN
   Font: Fraunces italic 300/400 (heading, wabi-sabi light italic) +
         DM Sans 300/400/500/600 (body)
   Tone: warm sand/kraft-paper dominant | Identity: WARM-ARTISAN
   Accent: Ochre Clay #a67a3c | Secondary: Khaki Olive #7d7a4a
   Nav: Nav-5 Centered Logo + Links Below (3-row signage) |
   Hero: H6 Asymmetric Offset (organic blob image overlap)
   Prefix: rx- (rau-xanh)
   Layouts: FEATURE-ICON-ROW · GRID-CARDS · TIMELINE ·
            FULL-BLEED · ALTERNATING-STRIPS · STAT-BAR · HORIZONTAL-SCROLL
   ══════════════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,400;0,9..144,500;1,9..144,300;1,9..144,400;1,9..144,500&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,400&display=swap');

/* ── CSS Custom Properties ── */
:root {
  --bg:              #f3ecdf;
  --surface:         #fdfaf4;
  --dark:            #2a1d12;
  --dark2:           #35261a;
  --border:          #e3d6c2;
  --border-light:    #ece2d1;
  --text:            #2a2015;
  --text-2:          #71624f;
  --text-3:          #a89a83;
  --accent:          #a67a3c;
  --accent-h:        #8f6631;
  --accent-light:    #f6ead9;
  --accent-mid:      #c99a5c;
  --olive:           #7d7a4a;
  --olive-h:         #686641;
  --olive-light:     #eef0e0;
  --sand-deep:       #ece0cb;
  --clay-bg:         #f1e3d1;
  --sale:            #a8432b;
  --sale-light:      #f7e6df;
  --serif:           'Fraunces', serif;
  --sans:            'DM Sans', sans-serif;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  line-height: 1.65;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: var(--sans); cursor: pointer; border: none; background: none; color: inherit; }
input, textarea, select { font-family: var(--sans); }

/* ── Layout ── */
.rx-container    { max-width: 1220px; margin: 0 auto; padding: 0 clamp(16px, 4vw, 64px); }
.rx-container-sm { max-width: 940px;  margin: 0 auto; padding: 0 clamp(16px, 4vw, 64px); }
.rx-sec    { padding: clamp(60px, 8vw, 112px) 0; }
.rx-sec-sm { padding: clamp(40px, 5vw, 68px) 0; }

/* ── Section Header ── */
.rx-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.rx-eyebrow::before {
  content: '';
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--olive);
}
.rx-sec-title {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.22;
  color: var(--text);
  margin-bottom: 16px;
  letter-spacing: -.005em;
}
.rx-sec-title strong {
  font-weight: 500;
  font-style: normal;
  color: var(--accent);
}
.rx-sec-sub {
  font-size: 15.5px;
  font-weight: 400;
  color: var(--text-2);
  max-width: 520px;
  line-height: 1.75;
}
.rx-section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.rx-section-header .rx-sec-title { margin-bottom: 0; }

/* ── Hand-drawn wavy underline accent ── */
.rx-wavy {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 120 12' preserveAspectRatio='none'%3E%3Cpath d='M0 7 Q10 2 20 7 T40 7 T60 7 T80 7 T100 7 T120 7' fill='none' stroke='%23a67a3c' stroke-width='2.4' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 100% 10px;
  padding-bottom: 8px;
}

/* ── Buttons ── */
.rx-btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  padding: 13px 28px;
  border-radius: 6px;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: opacity .2s, background .2s, border-color .2s, color .2s;
  white-space: nowrap;
}
.rx-btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.rx-btn-primary:hover { opacity: .9; }
.rx-btn-olive {
  background: var(--olive);
  color: #fff;
  border-color: var(--olive);
}
.rx-btn-olive:hover { opacity: .9; }
.rx-btn-outline {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
}
.rx-btn-outline:hover { background: var(--accent-light); }
.rx-btn-ghost {
  background: var(--surface);
  color: var(--text-2);
  border-color: var(--border);
}
.rx-btn-ghost:hover { background: var(--sand-deep); }
.rx-btn-dark {
  background: var(--dark);
  color: #fff;
  border-color: var(--dark);
}
.rx-btn-dark:hover { opacity: .88; }
.rx-btn-sm { padding: 9px 18px; font-size: 13px; }
.rx-btn-lg { padding: 16px 34px; font-size: 15px; }

/* ── Reveal Animation ── */
[data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
[data-reveal].visible { opacity: 1; transform: none; }
[data-reveal][data-delay="1"] { transition-delay: .08s; }
[data-reveal][data-delay="2"] { transition-delay: .16s; }
[data-reveal][data-delay="3"] { transition-delay: .24s; }
[data-reveal][data-delay="4"] { transition-delay: .32s; }
[data-reveal][data-delay="5"] { transition-delay: .4s; }

/* ── Organic blob shapes (wabi-sabi motif) ── */
.rx-blob {
  border-radius: 63% 37% 54% 46% / 55% 45% 55% 45%;
  overflow: hidden;
}
.rx-blob-alt {
  border-radius: 42% 58% 61% 39% / 46% 40% 60% 54%;
  overflow: hidden;
}

/* ══════════════════════════════════════════════════════════════════
   PRODUCT CARD — border-radius 8px, subtle warm shadow, hover lift -4px
   ══════════════════════════════════════════════════════════════════ */
.rx-prod-card {
  background: var(--surface);
  border-radius: 8px;
  overflow: hidden;
  position: relative;
  border: 1px solid var(--border-light);
  box-shadow: 0 3px 14px rgba(42,29,18,.05);
  transition: transform .25s, box-shadow .25s;
}
.rx-prod-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 34px rgba(42,29,18,.12);
}
.rx-prod-thumb {
  aspect-ratio: 1/1;
  overflow: hidden;
  position: relative;
  background: var(--accent-light);
}
.rx-prod-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s;
}
.rx-prod-card:hover .rx-prod-thumb img { transform: scale(1.04); }

.rx-prod-badge {
  position: absolute;
  top: 12px; left: 12px;
  background: var(--olive);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .03em;
  padding: 5px 12px;
  border-radius: 5px;
  z-index: 2;
}
.rx-prod-badge.sale { background: var(--sale); }
.rx-prod-badge.new  { background: var(--accent); }

.rx-prod-actions {
  position: absolute;
  top: 12px; right: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  opacity: 0;
  transform: translateX(8px);
  transition: opacity .25s, transform .25s;
  z-index: 2;
}
.rx-prod-card:hover .rx-prod-actions { opacity: 1; transform: none; }
.rx-prod-action-btn {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(253,250,244,.92);
  border: 1px solid var(--border);
  color: var(--text-2);
  display: flex; align-items: center; justify-content: center;
  font-size: 15px;
  transition: all .2s;
}
.rx-prod-action-btn:hover { background: var(--accent); color: #fff; border-color: var(--accent); }

.rx-prod-info { padding: 18px 18px 20px; }
.rx-prod-cat {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 7px;
}
.rx-prod-name {
  font-family: var(--serif);
  font-style: italic;
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 11px;
  line-height: 1.35;
}
.rx-prod-name a { transition: color .2s; }
.rx-prod-name a:hover { color: var(--accent); }
.rx-prod-footer { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.rx-prod-price { display: flex; align-items: baseline; gap: 6px; flex-wrap: wrap; }
.rx-prod-price-new { font-size: 16px; font-weight: 700; color: var(--text); }
.rx-prod-price-old { font-size: 12.5px; color: var(--text-3); text-decoration: line-through; }
.rx-prod-unit { font-size: 12px; color: var(--text-3); }
.rx-add-cart {
  width: 38px; height: 38px;
  border-radius: 8px;
  background: var(--accent-light);
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 15px;
  transition: all .2s;
  flex-shrink: 0;
}
.rx-add-cart:hover { background: var(--accent); color: #fff; }

/* ─────────────────────────────────────────────
   NAV-5 — Centered Logo + Links Below (3-row signage)
───────────────────────────────────────────── */
#rx-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(243,236,223,.95);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.rx-nav-strip {
  background: var(--dark);
  text-align: center;
  padding: 7px 0;
}
.rx-nav-strip span { font-size: 11.5px; letter-spacing: .05em; color: rgba(255,255,255,.68); }
.rx-nav-strip strong { color: var(--accent-mid); font-weight: 600; }

.rx-nav-body { padding-top: 14px; }
.rx-nav-logo-row { display: flex; flex-direction: column; align-items: center; gap: 3px; }
.rx-logo {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: 26px;
  color: var(--text);
  letter-spacing: -.01em;
}
.rx-logo span { color: var(--accent); font-style: normal; font-weight: 500; }
.rx-logo-tag {
  font-size: 10px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--text-3);
}

.rx-nav-links-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
  border-top: 1px solid var(--border);
  margin-top: 13px;
  padding: 11px 0;
}
.rx-nav-links { grid-column: 2; display: flex; gap: 28px; justify-content: center; }
.rx-nav-links a {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-2);
  position: relative;
  transition: color .2s;
  white-space: nowrap;
}
.rx-nav-links a:hover, .rx-nav-links a.active { color: var(--accent); }
.rx-nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -13px; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
}
.rx-nav-left { grid-column: 1; }
.rx-nav-right { grid-column: 3; justify-self: end; display: flex; align-items: center; gap: 12px; }
.rx-nav-cart {
  position: relative;
  width: 40px; height: 40px;
  border-radius: 8px;
  background: var(--clay-bg);
  display: flex; align-items: center; justify-content: center;
  color: var(--text);
  font-size: 16px;
  transition: background .2s;
}
.rx-nav-cart:hover { background: var(--accent-light); color: var(--accent); }
.rx-cart-count {
  position: absolute;
  top: -4px; right: -4px;
  width: 17px; height: 17px;
  background: var(--accent);
  color: #fff;
  border-radius: 50%;
  font-size: 9.5px;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.rx-nav-cta {
  background: var(--accent);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  padding: 10px 20px;
  border-radius: 6px;
  transition: opacity .2s;
}
.rx-nav-cta:hover { opacity: .9; }

/* ── Nav search button + panel ── */
.rx-nav-search-btn {
  width: 40px; height: 40px;
  border-radius: 8px;
  background: var(--clay-bg);
  display: flex; align-items: center; justify-content: center;
  color: var(--text);
  font-size: 16px;
  transition: background .2s, color .2s;
}
.rx-nav-search-btn:hover, .rx-nav-search-btn[aria-expanded="true"] { background: var(--accent-light); color: var(--accent); }
.rx-search-panel {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1100;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 12px 32px rgba(42,29,18,.12);
  padding: 18px 0;
  transform: translateY(-100%);
  opacity: 0;
  transition: transform .25s ease, opacity .25s ease;
  pointer-events: none;
}
.rx-search-panel:not([hidden]) { transform: translateY(0); opacity: 1; pointer-events: auto; }
.rx-search-panel-form { display: flex; align-items: center; gap: 12px; }
.rx-search-panel-form > i { color: var(--text-3); font-size: 16px; }
.rx-search-panel-input {
  flex: 1; border: none; outline: none; background: transparent;
  font-family: var(--sans); font-size: 16px; color: var(--text);
}
.rx-search-panel-input::placeholder { color: var(--text-3); }
.rx-search-panel-submit {
  background: var(--accent); color: #fff; border: none;
  padding: 9px 20px; border-radius: 6px; cursor: pointer;
  font-family: var(--sans); font-size: 13px; font-weight: 500; transition: opacity .2s;
}
.rx-search-panel-submit:hover { opacity: .9; }
.rx-search-panel-close {
  background: none; border: none; font-size: 22px; color: var(--text-3);
  cursor: pointer; line-height: 1; padding: 0 4px; transition: color .2s;
}
.rx-search-panel-close:hover { color: var(--text); }

#rx-burger {
  display: none;
  width: 40px; height: 40px;
  border-radius: 8px;
  background: var(--clay-bg);
  flex-direction: column;
  align-items: center; justify-content: center;
  gap: 5px;
}
#rx-burger span { width: 18px; height: 2px; background: var(--text); border-radius: 2px; transition: all .25s; }
#rx-burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
#rx-burger.open span:nth-child(2) { opacity: 0; }
#rx-burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

#rx-nav-mob {
  position: fixed;
  top: 0; right: -100%;
  width: min(320px, 84vw);
  height: 100vh;
  background: var(--surface);
  z-index: 1100;
  padding: 40px 32px 32px;
  display: flex; flex-direction: column; gap: 4px;
  transition: right .35s cubic-bezier(.4,0,.2,1);
  box-shadow: -10px 0 40px rgba(42,29,18,.14);
  overflow-y: auto;
}
#rx-nav-mob.open { right: 0; }
#rx-nav-mob .rx-logo { margin-bottom: 24px; }
#rx-nav-mob a {
  font-family: var(--serif);
  font-style: italic;
  font-size: 21px;
  font-weight: 400;
  color: var(--text-2);
  padding: 14px 0;
  border-bottom: 1px solid var(--border-light);
}
#rx-nav-mob a.active { color: var(--accent); }
#rx-nav-mob .rx-btn { margin-top: 20px; justify-content: center; }

/* ══════════════════════════════════════════════════════════════════
   HERO — H6 Asymmetric Offset (organic blob overlap)
   ══════════════════════════════════════════════════════════════════ */
.rx-hero {
  position: relative;
  padding-top: 152px;
  padding-bottom: 100px;
  background: var(--bg);
  overflow: hidden;
}
.rx-hero::before {
  content: '';
  position: absolute;
  top: -80px; left: -120px;
  width: 360px; height: 360px;
  background: var(--olive-light);
  border-radius: 50%;
  opacity: .55;
  z-index: 0;
}
.rx-hero-inner { position: relative; z-index: 1; }
.rx-hero-content { max-width: 620px; position: relative; z-index: 2; }
.rx-hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--olive);
  font-size: 12.5px;
  font-weight: 600;
  padding: 7px 16px;
  border-radius: 999px;
  margin-bottom: 26px;
}
.rx-hero-title {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(38px, 5.6vw, 68px);
  line-height: 1.12;
  color: var(--text);
  margin-bottom: 22px;
}
.rx-hero-title strong { font-weight: 500; font-style: normal; color: var(--accent); }
.rx-hero-desc {
  font-size: 16.5px;
  color: var(--text-2);
  max-width: 460px;
  line-height: 1.75;
  margin-bottom: 34px;
}
.rx-hero-actions { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; margin-bottom: 40px; }
.rx-hero-badges { display: flex; gap: 26px; flex-wrap: wrap; }
.rx-hero-badge { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-2); }
.rx-hero-badge i { color: var(--olive); font-size: 16px; }

.rx-hero-visual {
  position: absolute;
  top: 20px;
  right: -28px;
  width: 44%;
  max-width: 460px;
  aspect-ratio: 4/4.6;
  z-index: 1;
  box-shadow: 0 30px 60px rgba(42,29,18,.18);
}
.rx-hero-visual img { width: 100%; height: 100%; object-fit: cover; }
.rx-hero-float {
  position: absolute;
  bottom: 18px;
  left: -30px;
  background: var(--surface);
  border-radius: 14px;
  padding: 14px 18px;
  box-shadow: 0 16px 40px rgba(42,29,18,.16);
  display: flex; align-items: center; gap: 12px;
  z-index: 3;
}
.rx-hero-float-icon {
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--accent-light); color: var(--accent);
  display: flex; align-items: center; justify-content: center; font-size: 17px;
}
.rx-hero-float strong { display: block; font-size: 14px; color: var(--text); }
.rx-hero-float span { font-size: 12px; color: var(--text-3); }

/* ══════════════════════════════════════════════════════════════════
   FEATURE-ICON-ROW (commitments strip)
   ══════════════════════════════════════════════════════════════════ */
.rx-commit { background: var(--surface); border-top: 1px solid var(--border-light); border-bottom: 1px solid var(--border-light); }
.rx-commit-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.rx-commit-item { display: flex; align-items: flex-start; gap: 14px; }
.rx-commit-icon {
  width: 46px; height: 46px;
  border-radius: 12px;
  background: var(--olive-light);
  color: var(--olive);
  display: flex; align-items: center; justify-content: center;
  font-size: 19px;
  flex-shrink: 0;
}
.rx-commit-item h3 { font-family: var(--serif); font-style: italic; font-weight: 500; font-size: 15.5px; margin-bottom: 4px; }
.rx-commit-item p { font-size: 13px; color: var(--text-3); line-height: 1.5; }

/* ══════════════════════════════════════════════════════════════════
   CATEGORY GRID-CARDS (blob images)
   ══════════════════════════════════════════════════════════════════ */
.rx-cat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
  margin-top: 44px;
}
.rx-cat-card { text-align: center; }
.rx-cat-img {
  aspect-ratio: 1/1;
  margin-bottom: 16px;
  background: var(--accent-light);
  border: 1px solid var(--border-light);
  transition: transform .3s;
}
.rx-cat-card:hover .rx-cat-img { transform: translateY(-6px); }
.rx-cat-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.rx-cat-card:hover .rx-cat-img img { transform: scale(1.06); }
.rx-cat-card h3 { font-family: var(--serif); font-style: italic; font-weight: 500; font-size: 16.5px; color: var(--text); margin-bottom: 4px; }
.rx-cat-card p { font-size: 12.5px; color: var(--text-3); }

/* ══════════════════════════════════════════════════════════════════
   TIMELINE — Từ vườn đến bàn ăn
   ══════════════════════════════════════════════════════════════════ */
.rx-timeline { background: var(--sand-deep); }
.rx-timeline-track {
  position: relative;
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.rx-timeline-track::before {
  content: '';
  position: absolute;
  top: 28px; left: 0; right: 0;
  height: 2px;
  background-image: linear-gradient(to right, var(--accent) 0 8px, transparent 8px 16px);
  background-size: 16px 2px;
  background-repeat: repeat-x;
  opacity: .55;
}
.rx-timeline-step { position: relative; text-align: center; }
.rx-timeline-num {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--surface);
  border: 2px solid var(--accent);
  color: var(--accent);
  font-family: var(--serif);
  font-style: italic;
  font-weight: 500;
  font-size: 21px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px;
  position: relative;
  z-index: 1;
}
.rx-timeline-step h3 { font-family: var(--serif); font-style: italic; font-weight: 500; font-size: 17px; margin-bottom: 8px; }
.rx-timeline-step p { font-size: 13.5px; color: var(--text-2); line-height: 1.6; max-width: 220px; margin: 0 auto; }

/* ══════════════════════════════════════════════════════════════════
   FULL-BLEED PROMO — torn-paper edge
   ══════════════════════════════════════════════════════════════════ */
.rx-promo {
  background: var(--dark2);
  position: relative;
  overflow: hidden;
  padding: clamp(70px, 9vw, 110px) 0;
  clip-path: polygon(0% 2.4%, 4% 0%, 8% 2%, 12% 0%, 16% 2.4%, 20% 0%, 24% 2%, 28% 0%, 32% 2.4%, 36% 0%, 40% 2%, 44% 0%, 48% 2.4%, 52% 0%, 56% 2%, 60% 0%, 64% 2.4%, 68% 0%, 72% 2%, 76% 0%, 80% 2.4%, 84% 0%, 88% 2%, 92% 0%, 96% 2.4%, 100% 0%, 100% 97.6%, 96% 100%, 92% 98%, 88% 100%, 84% 97.6%, 80% 100%, 76% 98%, 72% 100%, 68% 97.6%, 64% 100%, 60% 98%, 56% 100%, 52% 97.6%, 48% 100%, 44% 98%, 40% 100%, 36% 97.6%, 32% 100%, 28% 98%, 24% 100%, 20% 97.6%, 16% 100%, 12% 98%, 8% 100%, 4% 97.6%, 0% 100%);
}
.rx-promo-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 56px;
}
.rx-promo-label { font-size: 12px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; color: var(--accent-mid); margin-bottom: 18px; }
.rx-promo-title {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(30px, 4.2vw, 50px);
  line-height: 1.18;
  color: #fff;
  margin-bottom: 18px;
}
.rx-promo-title strong { font-weight: 500; font-style: normal; color: var(--accent-mid); }
.rx-promo-sub { font-size: 15px; color: rgba(255,255,255,.62); line-height: 1.75; max-width: 420px; margin-bottom: 32px; }
.rx-promo-list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 34px; }
.rx-promo-list li { display: flex; align-items: center; gap: 10px; font-size: 14px; color: rgba(255,255,255,.75); }
.rx-promo-list i { color: var(--accent-mid); }
.rx-promo-visual { position: relative; aspect-ratio: 4/3.4; }
.rx-promo-visual img { width: 100%; height: 100%; object-fit: cover; }
.rx-promo-tag {
  position: absolute; top: 18px; right: -14px;
  background: var(--accent-mid); color: var(--dark);
  font-weight: 700; font-size: 13px;
  padding: 10px 18px; border-radius: 999px;
}

/* ══════════════════════════════════════════════════════════════════
   BRAND STORY — ALTERNATING-STRIPS
   ══════════════════════════════════════════════════════════════════ */
.rx-story-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
  padding: 44px 0;
}
.rx-story-row + .rx-story-row { border-top: 1px solid var(--border); }
.rx-story-row.reverse > .rx-story-img { order: -1; }
.rx-story-img { aspect-ratio: 4/3.3; background: var(--accent-light); border: 1px solid var(--border-light); }
.rx-story-img img { width: 100%; height: 100%; object-fit: cover; }
.rx-story-num { font-family: var(--serif); font-style: italic; font-weight: 400; font-size: 15px; color: var(--accent); margin-bottom: 16px; }
.rx-story-title { font-family: var(--serif); font-style: italic; font-weight: 300; font-size: clamp(24px, 3.2vw, 36px); line-height: 1.25; color: var(--text); margin-bottom: 16px; }
.rx-story-title strong { font-weight: 500; font-style: normal; color: var(--accent); }
.rx-story-text { font-size: 15.5px; color: var(--text-2); line-height: 1.8; margin-bottom: 24px; }
.rx-story-list { display: flex; flex-direction: column; gap: 10px; }
.rx-story-list li { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--text-2); }
.rx-story-list i { color: var(--olive); flex-shrink: 0; }

/* ══════════════════════════════════════════════════════════════════
   STAT-BAR
   ══════════════════════════════════════════════════════════════════ */
.rx-stats { background: var(--dark); }
.rx-stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.rx-stat { text-align: center; padding: 52px 20px; border-right: 1px solid rgba(255,255,255,.08); }
.rx-stat:last-child { border-right: none; }
.rx-stat-num {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(32px, 3.8vw, 48px);
  color: var(--accent-mid);
  line-height: 1;
}
.rx-stat-label { font-size: 13px; color: rgba(255,255,255,.5); margin-top: 10px; letter-spacing: .03em; }

/* ══════════════════════════════════════════════════════════════════
   HORIZONTAL-SCROLL TESTIMONIALS
   ══════════════════════════════════════════════════════════════════ */
.rx-reviews-scroll {
  display: flex; gap: 20px;
  overflow-x: auto; scroll-snap-type: x mandatory;
  padding: 44px 4px 12px;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}
.rx-review-card {
  scroll-snap-align: start;
  flex: 0 0 320px;
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: 10px;
  padding: 26px;
}
.rx-review-stars { color: var(--accent); font-size: 14px; margin-bottom: 16px; }
.rx-review-text { font-size: 14.5px; color: var(--text-2); line-height: 1.75; margin-bottom: 20px; min-height: 92px; font-style: italic; }
.rx-review-author { display: flex; align-items: center; gap: 12px; }
.rx-review-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--olive-light); color: var(--olive);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--serif); font-style: italic; font-weight: 500;
}
.rx-review-name { font-size: 14px; font-weight: 600; color: var(--text); }
.rx-review-sub { font-size: 12px; color: var(--text-3); }

/* ── Newsletter (embedded in footer) ── */
.rx-newsletter-inner { max-width: 520px; }
.rx-newsletter-inner h3 { font-family: var(--serif); font-style: italic; font-weight: 400; font-size: 22px; color: #fff; margin-bottom: 8px; }
.rx-newsletter-inner p { font-size: 13.5px; color: rgba(255,255,255,.5); margin-bottom: 22px; }
.rx-newsletter-form { display: flex; gap: 10px; }
.rx-newsletter-form input {
  flex: 1; padding: 13px 18px;
  border-radius: 6px; border: 1px solid rgba(255,255,255,.15);
  background: rgba(255,255,255,.06); color: #fff; font-size: 13.5px;
  outline: none; transition: border-color .2s;
}
.rx-newsletter-form input::placeholder { color: rgba(255,255,255,.4); }
.rx-newsletter-form input:focus { border-color: var(--accent-mid); }
.rx-newsletter-form button {
  background: var(--accent); color: #fff;
  font-weight: 500; font-size: 13.5px;
  padding: 13px 22px; border-radius: 6px;
  white-space: nowrap;
  transition: opacity .2s;
}
.rx-newsletter-form button:hover { opacity: .9; }

/* ══════════════════════════════════════════════════════════════════
   FOOTER — dark warm brown, newsletter form, large social icons
   ══════════════════════════════════════════════════════════════════ */
#rx-footer { background: var(--dark); padding: 64px 0 0; }
.rx-footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  flex-wrap: wrap;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.rx-footer-social { display: flex; gap: 12px; }
.rx-soc-btn {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.7);
  font-size: 18px;
  transition: all .2s;
}
.rx-soc-btn:hover { background: var(--accent); color: #fff; border-color: var(--accent); }

.rx-footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 48px;
  padding: 48px 0;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.rx-footer-brand .rx-logo { color: #fff; margin-bottom: 16px; }
.rx-footer-brand .rx-logo span { color: var(--accent-mid); }
.rx-footer-brand p { font-size: 13.5px; color: rgba(255,255,255,.45); line-height: 1.75; max-width: 280px; }
.rx-footer-col h4 { font-family: var(--serif); font-style: italic; font-weight: 500; font-size: 15px; color: #fff; margin-bottom: 18px; }
.rx-footer-col ul { display: flex; flex-direction: column; gap: 11px; }
.rx-footer-col a { font-size: 13.5px; color: rgba(255,255,255,.5); transition: color .2s; }
.rx-footer-col a:hover { color: var(--accent-mid); }
.rx-footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding: 22px 0; flex-wrap: wrap; gap: 12px;
}
.rx-footer-bottom p { font-size: 12.5px; color: rgba(255,255,255,.32); }
.rx-footer-pay { display: flex; gap: 8px; flex-wrap: wrap; }
.rx-pay-badge { font-size: 11px; font-weight: 600; color: rgba(255,255,255,.4); border: 1px solid rgba(255,255,255,.1); padding: 5px 10px; border-radius: 5px; }

/* ── Zalo Float ── */
.rx-zalo-float { position: fixed; bottom: 26px; right: 26px; z-index: 900; display: flex; align-items: center; gap: 10px; }
.rx-zalo-tooltip {
  background: var(--dark); color: #fff; font-size: 12.5px; font-weight: 500;
  padding: 8px 14px; border-radius: 8px; white-space: nowrap;
  opacity: 0; transform: translateY(4px); pointer-events: none; transition: all .2s;
}
.rx-zalo-float:hover .rx-zalo-tooltip { opacity: 1; transform: none; }
.rx-zalo-btn {
  width: 54px; height: 54px; border-radius: 50%;
  background: #0068FF; color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
  box-shadow: 0 8px 24px rgba(0,104,255,.4);
  transition: transform .2s;
}
.rx-zalo-btn:hover { transform: scale(1.08); }

/* ══════════════════════════════════════════════════════════════════
   INNER PAGE HEADER + BREADCRUMB
   ══════════════════════════════════════════════════════════════════ */
.rx-page-header { padding: 172px 0 40px; background: var(--surface); border-bottom: 1px solid var(--border-light); }
.rx-breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-3); margin-bottom: 14px; flex-wrap: wrap; }
.rx-breadcrumb a { color: var(--text-3); transition: color .2s; }
.rx-breadcrumb a:hover { color: var(--accent); }
.rx-page-title {
  font-family: var(--serif); font-style: italic; font-weight: 300;
  font-size: clamp(28px, 3.8vw, 44px); color: var(--text);
}
.rx-page-count { font-size: 14px; color: var(--text-3); margin-top: 8px; }

/* ══════════════════════════════════════════════════════════════════
   SHOP LAYOUT (san-pham.html) — sidebar filter + grid
   ══════════════════════════════════════════════════════════════════ */
.rx-shop-layout { display: grid; grid-template-columns: 264px 1fr; gap: 40px; padding: 44px 0 80px; align-items: start; }
.rx-filter-sidebar { position: sticky; top: 172px; }
.rx-filter-block { padding-bottom: 26px; margin-bottom: 26px; border-bottom: 1px solid var(--border); }
.rx-filter-block:last-child { border-bottom: none; }
.rx-filter-title {
  font-family: var(--serif); font-style: italic; font-weight: 500;
  font-size: 15px; color: var(--text); margin-bottom: 16px;
  display: flex; align-items: center; justify-content: space-between;
}
.rx-filter-clear { font-size: 11.5px; font-weight: 600; color: var(--accent); cursor: pointer; font-style: normal; }
.rx-filter-options { display: flex; flex-direction: column; gap: 11px; }
.rx-filter-opt { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--text-2); cursor: pointer; }
.rx-filter-opt input[type="checkbox"] { accent-color: var(--accent); width: 16px; height: 16px; cursor: pointer; }
.rx-filter-price-range { display: flex; align-items: center; gap: 8px; }
.rx-filter-price-range input {
  width: 0; flex: 1; background: var(--surface); border: 1px solid var(--border);
  border-radius: 6px; padding: 9px 10px; color: var(--text); font-size: 13px; outline: none;
}
.rx-filter-price-range input:focus { border-color: var(--accent); }
.rx-search-box {
  display: flex; align-items: center; gap: 8px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 6px; padding: 9px 12px;
}
.rx-search-box i { color: var(--text-3); font-size: 14px; }
.rx-search-box:focus-within { border-color: var(--accent); }
.rx-search-input {
  flex: 1; border: none; outline: none; background: transparent;
  font-family: var(--sans); font-size: 13.5px; color: var(--text);
}
.rx-search-input::placeholder { color: var(--text-3); }
.rx-search-empty { grid-column: 1 / -1; text-align: center; padding: 60px 0; color: var(--text-3); font-size: 14.5px; }
.rx-tag-opts { display: flex; flex-wrap: wrap; gap: 8px; }
.rx-tag-opt {
  padding: 7px 14px; border-radius: 999px; border: 1px solid var(--border);
  font-size: 12.5px; font-weight: 500; color: var(--text-2); cursor: pointer; transition: all .2s;
}
.rx-tag-opt:hover, .rx-tag-opt.selected { border-color: var(--olive); background: var(--olive-light); color: var(--olive); }

.rx-shop-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 26px; flex-wrap: wrap; gap: 12px; }
.rx-result-count { font-size: 13.5px; color: var(--text-3); }
.rx-sort-select {
  background: var(--surface); border: 1px solid var(--border); color: var(--text);
  padding: 9px 34px 9px 14px; border-radius: 6px; font-size: 13.5px; cursor: pointer; outline: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2371624f' stroke-width='2.5'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
}
.rx-sort-select:focus { border-color: var(--accent); }
.rx-prod-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }

.rx-pagination { display: flex; gap: 8px; justify-content: center; margin-top: 52px; }
.rx-page-btn {
  width: 40px; height: 40px; border-radius: 8px;
  border: 1px solid var(--border); color: var(--text-2);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; background: var(--surface); transition: all .2s;
}
.rx-page-btn.active, .rx-page-btn:hover { background: var(--accent); color: #fff; border-color: var(--accent); }

/* ══════════════════════════════════════════════════════════════════
   PRODUCT DETAIL PAGE
   ══════════════════════════════════════════════════════════════════ */
.rx-detail-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; padding: 44px 0 80px; align-items: start; }
.rx-gallery-main { aspect-ratio: 1/1; overflow: hidden; background: var(--accent-light); margin-bottom: 14px; border: 1px solid var(--border-light); }
.rx-gallery-main img { width: 100%; height: 100%; object-fit: cover; }
.rx-gallery-thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.rx-gallery-thumb { aspect-ratio: 1/1; overflow: hidden; border: 2px solid transparent; border-radius: 6px; cursor: pointer; background: var(--accent-light); transition: border-color .2s; }
.rx-gallery-thumb.active { border-color: var(--accent); }
.rx-gallery-thumb img { width: 100%; height: 100%; object-fit: cover; }

.rx-detail-cat { color: var(--text-3); font-size: 12.5px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; }
.rx-detail-title { font-family: var(--serif); font-style: italic; font-weight: 300; font-size: clamp(26px, 3.4vw, 40px); margin: 12px 0 16px; color: var(--text); }
.rx-detail-rating { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; font-size: 13px; color: var(--text-3); }
.rx-detail-rating .rx-stars { color: var(--accent); }
.rx-detail-price { display: flex; align-items: baseline; gap: 12px; margin-bottom: 8px; flex-wrap: wrap; }
.rx-detail-price-new { font-size: 30px; font-weight: 700; color: var(--text); }
.rx-detail-price-old { font-size: 17px; color: var(--text-3); text-decoration: line-through; }
.rx-detail-unit { font-size: 13px; color: var(--text-3); margin-bottom: 20px; }
.rx-detail-desc { font-size: 15px; color: var(--text-2); line-height: 1.8; margin-bottom: 28px; }
.rx-detail-badges { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.rx-detail-badge { display: flex; align-items: center; gap: 6px; font-size: 12.5px; color: var(--olive); background: var(--olive-light); padding: 6px 12px; border-radius: 999px; }
.rx-divider { height: 1px; background: var(--border); margin: 24px 0; }

.rx-option-block { margin-bottom: 24px; }
.rx-option-label { font-size: 13px; font-weight: 600; letter-spacing: .04em; margin-bottom: 12px; display: flex; justify-content: space-between; color: var(--text); }
.rx-qty-add { display: flex; gap: 12px; align-items: center; margin-bottom: 18px; }
.rx-qty-selector { display: flex; align-items: center; border: 1.5px solid var(--border); border-radius: 6px; width: fit-content; }
.rx-qty-selector button { width: 42px; height: 46px; font-size: 18px; color: var(--text); transition: background .2s; }
.rx-qty-selector button:hover { background: var(--sand-deep); }
.rx-qty-selector input { width: 48px; height: 46px; text-align: center; background: none; border: none; border-left: 1.5px solid var(--border); border-right: 1.5px solid var(--border); color: var(--text); font-size: 15px; outline: none; }
.rx-detail-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 24px; }
.rx-detail-actions .rx-btn { flex: 1; min-width: 160px; justify-content: center; }
.rx-btn-wishlist {
  width: 46px; height: 46px; border-radius: 6px;
  border: 1.5px solid var(--border); background: var(--surface);
  color: var(--text-2); display: flex; align-items: center; justify-content: center;
  transition: all .2s;
}
.rx-btn-wishlist:hover { border-color: var(--accent); color: var(--accent); }
.rx-detail-trust { display: flex; gap: 20px; flex-wrap: wrap; padding-top: 16px; border-top: 1px solid var(--border); }
.rx-trust-item { display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--text-2); }
.rx-trust-item i { color: var(--accent); font-size: 16px; }

/* Product Tabs */
.rx-tabs { margin-top: 60px; }
.rx-tab-nav { display: flex; gap: 4px; border-bottom: 1px solid var(--border); overflow-x: auto; }
.rx-tab-btn {
  padding: 14px 22px; font-family: var(--sans); font-size: 13.5px; font-weight: 600;
  color: var(--text-3); border-bottom: 2px solid transparent; white-space: nowrap; transition: all .2s;
}
.rx-tab-btn.active { color: var(--accent); border-color: var(--accent); }
.rx-tab-panel { display: none; padding: 32px 0; }
.rx-tab-panel.active { display: block; }
.rx-nutri-table { width: 100%; border-collapse: collapse; }
.rx-nutri-table tr { border-bottom: 1px solid var(--border-light); }
.rx-nutri-table td { padding: 12px 16px; font-size: 14px; }
.rx-nutri-table td:first-child { font-weight: 600; color: var(--text-2); width: 220px; background: var(--sand-deep); }
.rx-review-item { padding: 22px 0; border-bottom: 1px solid var(--border-light); }
.rx-review-top { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 10px; }
.rx-review-item .rx-review-avatar { width: 38px; height: 38px; }
.rx-review-item-name { font-size: 14px; font-weight: 600; color: var(--text); }
.rx-review-item-date { font-size: 12px; color: var(--text-3); margin-top: 2px; }
.rx-review-item-text { font-size: 14px; color: var(--text-2); line-height: 1.7; }

.rx-related { background: var(--sand-deep); }
.rx-related-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 40px; }

/* ══════════════════════════════════════════════════════════════════
   CART PAGE
   ══════════════════════════════════════════════════════════════════ */
.rx-cart-wrap { padding: 172px 0 80px; }
.rx-cart-title { font-family: var(--serif); font-style: italic; font-weight: 300; font-size: clamp(26px, 3.2vw, 38px); margin-bottom: 32px; color: var(--text); }
.rx-cart-layout { display: grid; grid-template-columns: 1fr 380px; gap: 48px; align-items: start; }
.rx-cart-head {
  display: grid; grid-template-columns: 2.4fr 1fr 1fr 1fr 40px;
  padding-bottom: 16px; border-bottom: 1.5px solid var(--border);
  font-size: 11px; font-weight: 600; letter-spacing: .07em; text-transform: uppercase; color: var(--text-3);
}
.rx-cart-item {
  display: grid; grid-template-columns: 2.4fr 1fr 1fr 1fr 40px; align-items: center;
  gap: 12px; padding: 22px 0; border-bottom: 1px solid var(--border-light);
}
.rx-cart-prod { display: flex; gap: 16px; align-items: center; }
.rx-cart-thumb { width: 78px; height: 78px; border-radius: 8px; overflow: hidden; background: var(--accent-light); flex-shrink: 0; }
.rx-cart-thumb img { width: 100%; height: 100%; object-fit: cover; }
.rx-cart-prod-name { font-family: var(--serif); font-style: italic; font-weight: 500; font-size: 15px; color: var(--text); margin-bottom: 4px; }
.rx-cart-prod-var { font-size: 12px; color: var(--text-3); }
.rx-cart-price, .rx-cart-subtotal { font-size: 14.5px; color: var(--text-2); }
.rx-cart-subtotal { font-weight: 700; color: var(--text); }
.rx-cart-qty { display: flex; align-items: center; border: 1.5px solid var(--border); border-radius: 6px; width: fit-content; }
.rx-cart-qty button { width: 32px; height: 36px; font-size: 15px; color: var(--text-2); }
.rx-cart-qty input { width: 38px; height: 36px; text-align: center; border: none; border-left: 1.5px solid var(--border); border-right: 1.5px solid var(--border); background: none; font-size: 13.5px; color: var(--text); outline: none; }
.rx-remove-btn { width: 32px; height: 32px; border-radius: 6px; border: 1.5px solid var(--border); display: flex; align-items: center; justify-content: center; color: var(--text-3); transition: all .2s; }
.rx-remove-btn:hover { border-color: var(--sale); color: var(--sale); }

.rx-order-summary { background: var(--surface); border-radius: 10px; padding: 28px; border: 1px solid var(--border); position: sticky; top: 172px; }
.rx-summary-title { font-family: var(--serif); font-style: italic; font-weight: 500; font-size: 19px; color: var(--text); margin-bottom: 22px; padding-bottom: 18px; border-bottom: 1px solid var(--border); }
.rx-summary-row { display: flex; justify-content: space-between; font-size: 14px; color: var(--text-2); margin-bottom: 13px; }
.rx-summary-row.total { font-family: var(--serif); font-style: italic; font-weight: 500; font-size: 18px; color: var(--text); padding-top: 16px; border-top: 1px solid var(--border); margin-top: 6px; }
.rx-summary-row.total span:last-child { color: var(--accent); font-style: normal; font-weight: 700; }
.rx-coupon-input { display: flex; gap: 8px; margin: 18px 0; }
.rx-coupon-input input { flex: 1; height: 42px; padding: 0 14px; border: 1.5px solid var(--border); border-radius: 6px; background: var(--bg); font-size: 13.5px; color: var(--text); outline: none; }
.rx-coupon-input input:focus { border-color: var(--accent); }
.rx-coupon-input button { height: 42px; padding: 0 16px; background: var(--olive); color: #fff; border-radius: 6px; font-size: 12.5px; font-weight: 600; transition: opacity .2s; }
.rx-coupon-input button:hover { opacity: .9; }
.rx-btn-checkout {
  width: 100%; height: 52px; background: var(--accent); color: #fff;
  border-radius: 6px; font-size: 15px; font-weight: 600;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  margin-top: 8px; transition: opacity .2s;
}
.rx-btn-checkout:hover { opacity: .9; }
.rx-secure-badges { display: flex; flex-direction: column; gap: 9px; margin-top: 18px; }
.rx-secure-badge { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--text-3); }
.rx-empty-cart { text-align: center; padding: 60px 20px; }
.rx-empty-cart i { font-size: 48px; color: var(--text-3); margin-bottom: 20px; display: block; }
.rx-empty-cart p { font-size: 15px; color: var(--text-2); margin-bottom: 24px; }

/* ══════════════════════════════════════════════════════════════════
   CONTACT PAGE
   ══════════════════════════════════════════════════════════════════ */
.rx-contact-section { padding: 172px 0 80px; }
.rx-contact-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 72px; align-items: start; }
.rx-contact-info h2 { font-family: var(--serif); font-style: italic; font-weight: 300; font-size: clamp(28px, 3.8vw, 42px); color: var(--text); margin-bottom: 18px; }
.rx-contact-info h2 strong { font-weight: 500; font-style: normal; color: var(--accent); }
.rx-contact-info > p { font-size: 15.5px; color: var(--text-2); line-height: 1.75; margin-bottom: 34px; }
.rx-contact-details { display: flex; flex-direction: column; gap: 20px; margin-bottom: 32px; }
.rx-contact-detail { display: flex; gap: 16px; align-items: flex-start; }
.rx-contact-icon { width: 44px; height: 44px; border-radius: 10px; background: var(--accent-light); color: var(--accent); display: flex; align-items: center; justify-content: center; font-size: 18px; flex-shrink: 0; }
.rx-contact-detail-text strong { display: block; font-size: 14.5px; color: var(--text); margin-bottom: 4px; }
.rx-contact-detail-text p { font-size: 14px; color: var(--text-2); line-height: 1.55; margin: 0; }
.rx-contact-map { border-radius: 10px; overflow: hidden; aspect-ratio: 16/10; border: 1px solid var(--border-light); }
.rx-contact-map iframe { width: 100%; height: 100%; border: 0; filter: sepia(.12) saturate(.9); }

.rx-contact-form { background: var(--surface); border-radius: 12px; padding: 40px; border: 1px solid var(--border); }
.rx-contact-form h3 { font-family: var(--serif); font-style: italic; font-weight: 500; font-size: 21px; color: var(--text); margin-bottom: 26px; }
.rx-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.rx-form-group { margin-bottom: 20px; }
.rx-form-group label { display: block; font-size: 13px; font-weight: 600; color: var(--text-2); margin-bottom: 8px; }
.rx-form-group input, .rx-form-group select, .rx-form-group textarea {
  width: 100%; padding: 12px 16px; border: 1.5px solid var(--border); border-radius: 6px;
  background: var(--bg); color: var(--text); font-size: 14.5px; outline: none; transition: border-color .2s;
}
.rx-form-group input::placeholder, .rx-form-group textarea::placeholder { color: var(--text-3); }
.rx-form-group input:focus, .rx-form-group select:focus, .rx-form-group textarea:focus { border-color: var(--accent); background: var(--surface); }
.rx-form-group textarea { resize: vertical; min-height: 120px; }
.rx-submit-btn {
  width: 100%; height: 52px; background: var(--accent); color: #fff; border-radius: 6px;
  font-size: 15px; font-weight: 600; display: flex; align-items: center; justify-content: center; gap: 8px;
  transition: opacity .2s;
}
.rx-submit-btn:hover { opacity: .9; }

/* FAQ Accordion */
.rx-faq { margin-top: 64px; }
.rx-faq-item { border-bottom: 1px solid var(--border); }
.rx-faq-q {
  width: 100%; text-align: left; padding: 20px 0;
  font-family: var(--serif); font-style: italic; font-weight: 500; font-size: 16px; color: var(--text);
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  transition: color .2s;
}
.rx-faq-q:hover { color: var(--accent); }
.rx-faq-icon { font-size: 22px; font-weight: 300; color: var(--text-3); transition: transform .25s, color .2s; flex-shrink: 0; }
.rx-faq-item.open .rx-faq-q { color: var(--accent); }
.rx-faq-item.open .rx-faq-icon { transform: rotate(45deg); color: var(--accent); }
.rx-faq-a { font-size: 14px; color: var(--text-2); line-height: 1.75; max-height: 0; overflow: hidden; transition: max-height .3s ease, padding .3s; font-style: normal; }
.rx-faq-item.open .rx-faq-a { max-height: 280px; padding-bottom: 20px; }

/* ══════════════════════════════════════════════════════════════════
   LEGAL ARTICLE (chinh-sach-bao-mat.html, dieu-khoan.html)
   ══════════════════════════════════════════════════════════════════ */
.rx-legal { max-width: 820px; margin: 0 auto; }
.rx-legal-updated {
  font-size: 13px;
  font-weight: 300;
  color: var(--text-3);
  margin-bottom: 36px;
}
.rx-legal-intro {
  font-size: 16px;
  font-weight: 300;
  color: var(--text-2);
  line-height: 1.8;
  margin-bottom: 40px;
}
.rx-legal h2 {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 500;
  color: var(--text);
  margin: 44px 0 16px;
}
.rx-legal > h2:first-of-type { margin-top: 0; }
.rx-legal p {
  font-size: 15px;
  font-weight: 300;
  color: var(--text-2);
  line-height: 1.8;
  margin-bottom: 16px;
}
.rx-legal ul {
  margin: 0 0 16px;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.rx-legal li {
  font-size: 15px;
  font-weight: 300;
  color: var(--text-2);
  line-height: 1.7;
  position: relative;
}
.rx-legal li::before {
  content: '';
  position: absolute;
  left: -20px;
  top: 9px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent-mid);
}
.rx-legal strong { color: var(--text); font-weight: 500; }
.rx-legal a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }
.rx-legal-contact-box {
  margin-top: 12px;
  padding: 24px 28px;
  background: var(--clay-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
}
.rx-legal-contact-box p { margin-bottom: 8px; }
.rx-legal-contact-box p:last-child { margin-bottom: 0; }

/* ══════════════════════════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════════════════════════ */
@media (max-width: 1160px) {
  .rx-cat-grid { grid-template-columns: repeat(2, 1fr); }
  .rx-related-grid { grid-template-columns: repeat(3, 1fr); }
  .rx-commit-row { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .rx-timeline-track { grid-template-columns: repeat(2, 1fr); gap: 40px; }
  .rx-timeline-track::before { display: none; }
  .rx-footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 992px) {
  .rx-nav-links, .rx-nav-cta { display: none; }
  #rx-burger { display: flex; }
  .rx-hero { padding-top: 120px; }
  .rx-hero-content { max-width: 100%; }
  .rx-hero-visual { display: none; }
  .rx-hero::before { width: 220px; height: 220px; }
  .rx-page-header, .rx-cart-wrap, .rx-contact-section { padding-top: 140px; }
  .rx-story-row { grid-template-columns: 1fr; gap: 32px; }
  .rx-story-row.reverse > .rx-story-img { order: 0; }
  .rx-promo-inner { grid-template-columns: 1fr; gap: 36px; }
  .rx-stats-grid { grid-template-columns: repeat(2, 1fr); }
  .rx-stat:nth-child(2) { border-right: none; }
  .rx-stat { border-bottom: 1px solid rgba(255,255,255,.08); }
  .rx-stat:nth-child(3), .rx-stat:nth-child(4) { border-bottom: none; }
  .rx-shop-layout { grid-template-columns: 1fr; }
  .rx-filter-sidebar { position: static; }
  .rx-prod-grid { grid-template-columns: repeat(2, 1fr); }
  .rx-detail-layout { grid-template-columns: 1fr; gap: 36px; }
  .rx-related-grid { grid-template-columns: repeat(2, 1fr); }
  .rx-cart-layout { grid-template-columns: 1fr; }
  .rx-order-summary { position: static; }
  .rx-cart-head { display: none; }
  .rx-cart-item { grid-template-columns: 1fr; gap: 10px; }
  .rx-contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .rx-footer-top { flex-direction: column; }
}
@media (max-width: 640px) {
  .rx-cat-grid, .rx-prod-grid, .rx-related-grid { grid-template-columns: 1fr 1fr; }
  .rx-commit-row, .rx-timeline-track { grid-template-columns: 1fr; }
  .rx-newsletter-form { flex-direction: column; }
  .rx-footer-grid { grid-template-columns: 1fr; }
  .rx-form-row { grid-template-columns: 1fr; }
  .rx-gallery-thumbs { grid-template-columns: repeat(4, 1fr); }
  .rx-nav-strip span { font-size: 10.5px; }
}
@media (max-width: 420px) {
  .rx-prod-grid, .rx-cat-grid { grid-template-columns: 1fr; }
}