/* ============================================================
   1S AQUA – VN SIGNATURE  |  Main Stylesheet
   ============================================================ */

/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --red:    #c0392b;
  --red-dk: #922b21;
  --red-lt: #e74c3c;
  --gold:   #d4a017;
  --gold-lt:#f0c040;
  --dark:   #1a1a1a;
  --dark2:  #2c2c2c;
  --gray:   #6b7280;
  --light:  #f9f5f0;
  --white:  #ffffff;
  --radius: 16px;
  --shadow: 0 8px 32px rgba(0,0,0,0.12);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.18);
}
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--white);
  color: var(--dark);
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a  { text-decoration: none; color: inherit; }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--light); }
::-webkit-scrollbar-thumb { background: var(--red); border-radius: 3px; }

/* ===== NAVIGATION ===== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(192,57,43,0.1);
  transition: box-shadow 0.3s;
}
.nav.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.1); }
.nav-inner {
  max-width: 1200px; margin: 0 auto;
  padding: 0 20px;
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.nav-logo img { height: 44px; width: auto; }
.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a { font-size: 14px; font-weight: 500; color: var(--dark); transition: color 0.2s; }
.nav-links a:hover { color: var(--red); }
.nav-cta {
  background: var(--red) !important;
  color: var(--white) !important;
  padding: 8px 20px; border-radius: 8px;
  font-weight: 600 !important;
  transition: background 0.2s !important;
}
.nav-cta:hover { background: var(--red-dk) !important; }
.hamburger {
  display: none;
  flex-direction: column; gap: 5px; cursor: pointer; padding: 4px;
}
.hamburger span {
  width: 24px; height: 2px;
  background: var(--dark); border-radius: 2px;
  transition: all 0.3s;
}
.mobile-menu {
  display: none;
  position: fixed; inset: 64px 0 0 0; z-index: 999;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 32px 24px;
  flex-direction: column; gap: 8px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-size: 18px; font-weight: 500;
  padding: 14px 0; border-bottom: 1px solid rgba(0,0,0,0.06);
  color: var(--dark); transition: color 0.2s;
}
.mobile-menu a:hover { color: var(--red); }
.mobile-menu .m-cta {
  margin-top: 16px;
  background: var(--red); color: var(--white);
  padding: 16px; border-radius: 12px;
  text-align: center; font-weight: 700;
  border-bottom: none;
}

/* ===== HERO ===== */
.hero {
  min-height: 100svh;
  position: relative;
  display: flex; align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #0d1b2a 0%, #1a2f4a 50%, #0d1b2a 100%);
}
.hero-bg {
  position: absolute; inset: 0;
  background-image: url('/images/z4963786840451_9ef1b68115420c40fd2416a3dc423607.jpg');
  background-size: cover; background-position: center;
  opacity: 0.35;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(
    135deg,
    rgba(13,27,42,0.85) 0%,
    rgba(192,57,43,0.25) 50%,
    rgba(13,27,42,0.7) 100%
  );
}
.hero-content {
  position: relative; z-index: 2;
  max-width: 1200px; margin: 0 auto;
  padding: 100px 24px 60px;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 60px; align-items: center;
}
.hero-text { color: var(--white); }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(212,160,23,0.2);
  border: 1px solid rgba(212,160,23,0.4);
  color: var(--gold-lt);
  padding: 6px 16px; border-radius: 100px;
  font-size: 12px; font-weight: 600; letter-spacing: 1px;
  text-transform: uppercase; margin-bottom: 20px;
}
.hero-badge::before { content: '✦'; }
.hero-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 900; line-height: 1.1; margin-bottom: 20px;
}
.hero-title .accent { color: var(--gold-lt); }
.hero-sub {
  font-size: 16px; line-height: 1.7;
  color: rgba(255,255,255,0.8);
  margin-bottom: 36px; max-width: 460px;
}
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.btn-primary {
  background: var(--red); color: var(--white);
  padding: 14px 28px; border-radius: 10px;
  font-weight: 700; font-size: 15px;
  border: none; cursor: pointer; transition: all 0.25s;
  display: inline-flex; align-items: center; gap: 8px;
}
.btn-primary:hover {
  background: var(--red-dk); transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(192,57,43,0.4);
}
.btn-outline {
  background: transparent; color: var(--white);
  padding: 14px 28px; border-radius: 10px;
  font-weight: 600; font-size: 15px;
  border: 2px solid rgba(255,255,255,0.4);
  cursor: pointer; transition: all 0.25s;
}
.btn-outline:hover { border-color: var(--white); background: rgba(255,255,255,0.1); }
.hero-stats {
  display: flex; gap: 28px; margin-top: 48px;
  padding-top: 36px; border-top: 1px solid rgba(255,255,255,0.15);
}
.stat-item { text-align: left; }
.stat-num {
  font-family: 'Playfair Display', serif;
  font-size: 32px; font-weight: 700; color: var(--gold-lt);
}
.stat-label { font-size: 12px; color: rgba(255,255,255,0.6); margin-top: 2px; }
.hero-image { position: relative; display: flex; justify-content: center; }
.hero-img-wrap { position: relative; width: 100%; max-width: 420px; }
.hero-img-main {
  width: 100%; border-radius: 24px;
  border: 3px solid rgba(212,160,23,0.3);
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
  object-fit: cover; aspect-ratio: 3/4;
}
.hero-img-badge {
  position: absolute; bottom: -16px; right: -16px;
  background: var(--red); color: var(--white);
  padding: 12px 18px; border-radius: 14px;
  font-weight: 700; font-size: 13px;
  box-shadow: var(--shadow); text-align: center;
}
.hero-img-badge span { display: block; font-size: 22px; font-weight: 900; }
.scroll-hint {
  position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
  z-index: 2; text-align: center; color: rgba(255,255,255,0.5);
  font-size: 12px; letter-spacing: 1px;
  animation: bounce 2s infinite;
}
.scroll-hint::after { content: '↓'; display: block; font-size: 20px; margin-top: 4px; }
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ===== SECTIONS COMMON ===== */
section { padding: 80px 24px; }
.container { max-width: 1200px; margin: 0 auto; }
.section-label {
  font-size: 11px; font-weight: 700; letter-spacing: 2px;
  text-transform: uppercase; color: var(--red); margin-bottom: 12px;
}
.section-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700; line-height: 1.2; margin-bottom: 16px;
}
.section-sub { font-size: 16px; color: var(--gray); line-height: 1.7; max-width: 560px; }
.section-head { margin-bottom: 56px; }
.section-head.center { text-align: center; }
.section-head.center .section-sub { margin: 0 auto; }

/* ===== ABOUT ===== */
.about { background: var(--light); }
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 64px; align-items: center;
}
.about-imgs { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.about-img { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.about-img img { width: 100%; height: 220px; object-fit: cover; }
.about-img.tall { grid-row: span 2; }
.about-img.tall img { height: 100%; }
.about-pill {
  display: inline-block;
  background: rgba(192,57,43,0.08);
  border: 1px solid rgba(192,57,43,0.2);
  color: var(--red); padding: 6px 14px;
  border-radius: 100px; font-size: 13px; font-weight: 600;
  margin-bottom: 20px;
}
.about-text p { font-size: 15px; line-height: 1.8; color: var(--gray); margin-bottom: 16px; }
.about-checks { margin-top: 24px; display: flex; flex-direction: column; gap: 12px; }
.check-item { display: flex; align-items: flex-start; gap: 12px; }
.check-icon {
  flex-shrink: 0; width: 24px; height: 24px;
  background: var(--red); color: var(--white);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; margin-top: 1px;
}
.check-item p { font-size: 14px; line-height: 1.6; }
.check-item strong { color: var(--dark); }

/* ===== FEATURES ===== */
.features { background: var(--white); }
.features-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
.feat-card {
  background: var(--light); border-radius: var(--radius);
  padding: 32px 24px; text-align: center;
  transition: all 0.3s; position: relative; overflow: hidden;
}
.feat-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--red), var(--gold));
  transform: scaleX(0); transform-origin: left; transition: transform 0.3s;
}
.feat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.feat-card:hover::before { transform: scaleX(1); }
.feat-icon { font-size: 44px; margin-bottom: 16px; display: block; }
.feat-card h3 { font-size: 16px; font-weight: 700; color: var(--dark); margin-bottom: 10px; }
.feat-card p { font-size: 13px; line-height: 1.7; color: var(--gray); }

/* ===== PRODUCTS ===== */
.products { background: var(--dark); color: var(--white); }
.products .section-title { color: var(--white); }
.products .section-sub { color: rgba(255,255,255,0.65); }
.products .section-label { color: var(--gold-lt); }
.products-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.product-imgs { position: relative; }
.product-main-img { border-radius: 20px; overflow: hidden; box-shadow: 0 30px 80px rgba(0,0,0,0.5); }
.product-main-img img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.product-thumb-row { display: flex; gap: 10px; margin-top: 12px; }
.product-thumb {
  flex: 1; border-radius: 10px; overflow: hidden;
  cursor: pointer; opacity: 0.7; transition: opacity 0.2s;
}
.product-thumb:hover, .product-thumb.active { opacity: 1; }
.product-thumb img { width: 100%; height: 80px; object-fit: cover; }
.product-info { padding: 8px 0; }
.product-brand {
  font-size: 12px; letter-spacing: 2px; text-transform: uppercase;
  color: var(--gold-lt); font-weight: 700; margin-bottom: 12px;
}
.product-name {
  font-family: 'Playfair Display', serif;
  font-size: clamp(26px,3.5vw,40px); font-weight: 900;
  margin-bottom: 16px; line-height: 1.1;
}
.product-desc { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,0.7); margin-bottom: 28px; }
.spec-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 28px; }
.spec-item {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px; padding: 14px;
}
.spec-item .s-label {
  font-size: 11px; color: rgba(255,255,255,0.5);
  text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 4px;
}
.spec-item .s-val { font-size: 15px; font-weight: 700; color: var(--white); }
.size-row { display: flex; gap: 10px; margin-bottom: 28px; }
.size-btn {
  flex: 1; text-align: center; padding: 10px; border-radius: 8px;
  font-size: 14px; font-weight: 700;
  border: 2px solid rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.7); cursor: pointer; transition: all 0.2s;
}
.size-btn.active, .size-btn:hover {
  border-color: var(--gold); color: var(--gold); background: rgba(212,160,23,0.1);
}
.product-btns { display: flex; gap: 12px; }
.btn-gold {
  flex: 1;
  background: linear-gradient(135deg, var(--gold), var(--gold-lt));
  color: var(--dark); padding: 14px; border-radius: 10px;
  font-weight: 700; font-size: 15px; border: none;
  cursor: pointer; transition: all 0.25s; text-align: center;
  display: block;
}
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(212,160,23,0.4); }
.btn-ghost {
  flex: 1; background: transparent; color: var(--white); padding: 14px;
  border-radius: 10px; font-weight: 600; font-size: 15px;
  border: 2px solid rgba(255,255,255,0.3);
  cursor: pointer; transition: all 0.25s; text-align: center; display: block;
}
.btn-ghost:hover { border-color: var(--white); background: rgba(255,255,255,0.08); }

/* ===== NUTRITION ===== */
.nutrition { background: var(--light); }
.nutrition-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.nutr-card { background: var(--white); border-radius: 20px; padding: 36px; box-shadow: var(--shadow); }
.nutr-title { font-family: 'Playfair Display', serif; font-size: 22px; font-weight: 700; margin-bottom: 8px; }
.nutr-sub { font-size: 13px; color: var(--gray); margin-bottom: 24px; }
.nutr-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 0; border-bottom: 1px solid rgba(0,0,0,0.06);
}
.nutr-row:last-child { border-bottom: none; }
.nutr-name { font-size: 14px; font-weight: 500; }
.nutr-bar-wrap { flex: 1; margin: 0 16px; height: 6px; background: rgba(0,0,0,0.08); border-radius: 3px; overflow: hidden; }
.nutr-bar { height: 100%; border-radius: 3px; background: linear-gradient(90deg, var(--red), var(--gold)); }
.nutr-val { font-size: 14px; font-weight: 700; color: var(--red); min-width: 40px; text-align: right; }
.benefits-list { display: flex; flex-direction: column; gap: 20px; }
.benefit-item {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--white); border-radius: 14px;
  padding: 20px; box-shadow: var(--shadow);
}
.benefit-icon {
  font-size: 28px; flex-shrink: 0; width: 52px; height: 52px;
  background: rgba(192,57,43,0.08); border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
}
.benefit-item h4 { font-size: 15px; font-weight: 700; margin-bottom: 4px; }
.benefit-item p { font-size: 13px; color: var(--gray); line-height: 1.6; }

/* ===== GALLERY ===== */
.gallery { background: var(--white); }
.gallery-grid {
  display: grid; grid-template-columns: repeat(3,1fr);
  grid-auto-rows: 240px; gap: 12px;
}
.gallery-item { border-radius: 14px; overflow: hidden; position: relative; cursor: pointer; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item.wide { grid-column: span 2; }
.gallery-item.tall { grid-row: span 2; }
.gallery-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.5) 0%, transparent 60%);
  opacity: 0; transition: opacity 0.3s;
  display: flex; align-items: flex-end; padding: 20px;
}
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-overlay span { color: var(--white); font-size: 14px; font-weight: 600; }

/* ===== WHY ===== */
.why { background: linear-gradient(135deg, var(--red-dk) 0%, var(--red) 100%); color: var(--white); }
.why .section-title { color: var(--white); }
.why .section-label { color: var(--gold-lt); }
.why-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.why-card {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius); padding: 32px 24px;
  text-align: center; transition: background 0.3s;
}
.why-card:hover { background: rgba(255,255,255,0.16); }
.why-num {
  font-family: 'Playfair Display', serif;
  font-size: 52px; font-weight: 900;
  color: rgba(255,255,255,0.2); line-height: 1; margin-bottom: 8px;
}
.why-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 10px; }
.why-card p { font-size: 13px; line-height: 1.7; color: rgba(255,255,255,0.75); }

/* ===== FEEDING GUIDE ===== */
.feeding { background: var(--light); }
.feeding-steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; position: relative; }
.feeding-steps::before {
  content: '';
  position: absolute; top: 40px; left: 60px; right: 60px; height: 2px;
  background: linear-gradient(90deg, var(--red), var(--gold)); z-index: 0;
}
.step-card { text-align: center; position: relative; z-index: 1; }
.step-num {
  width: 80px; height: 80px;
  background: var(--white); border: 3px solid var(--red);
  border-radius: 50%; margin: 0 auto 20px;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Playfair Display', serif;
  font-size: 28px; font-weight: 900; color: var(--red);
  box-shadow: var(--shadow);
}
.step-card h3 { font-size: 15px; font-weight: 700; margin-bottom: 8px; }
.step-card p { font-size: 13px; color: var(--gray); line-height: 1.6; }

/* ===== TESTIMONIALS ===== */
.testimonials { background: var(--white); }
.testi-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.testi-card { background: var(--light); border-radius: var(--radius); padding: 28px; position: relative; }
.testi-card::before {
  content: '"';
  position: absolute; top: 16px; right: 20px;
  font-family: 'Playfair Display', serif;
  font-size: 80px; color: rgba(192,57,43,0.1); line-height: 1;
}
.stars { color: var(--gold); font-size: 16px; margin-bottom: 14px; }
.testi-card p { font-size: 14px; line-height: 1.8; color: var(--gray); margin-bottom: 20px; }
.testi-author { display: flex; align-items: center; gap: 12px; }
.testi-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--red), var(--gold));
  display: flex; align-items: center; justify-content: center;
  color: var(--white); font-weight: 700; font-size: 16px;
}
.testi-info .name { font-weight: 700; font-size: 14px; }
.testi-info .loc  { font-size: 12px; color: var(--gray); }

/* ===== CONTACT ===== */
.contact { background: var(--dark); color: var(--white); }
.contact .section-title { color: var(--white); }
.contact .section-label { color: var(--gold-lt); }
.contact-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; }
/* Location tabs */
.loc-tabs { display: flex; gap: 8px; margin-bottom: 24px; }
.loc-tab {
  flex: 1; padding: 10px 12px; border-radius: 10px; cursor: pointer;
  font-size: 13px; font-weight: 600; text-align: center;
  border: 2px solid rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.5); transition: all 0.2s;
}
.loc-tab.active { border-color: var(--gold); color: var(--gold); background: rgba(212,160,23,0.1); }
.loc-panel { display: none; }
.loc-panel.active { display: flex; flex-direction: column; gap: 18px; }
.contact-item { display: flex; gap: 16px; align-items: flex-start; }
.contact-item-icon {
  width: 48px; height: 48px; flex-shrink: 0;
  background: rgba(255,255,255,0.08); border-radius: 12px;
  display: flex; align-items: center; justify-content: center; font-size: 20px;
}
.contact-item h4 {
  font-size: 12px; color: rgba(255,255,255,0.5);
  margin-bottom: 4px; text-transform: uppercase; letter-spacing: 0.5px;
}
.contact-item p { font-size: 14px; font-weight: 500; line-height: 1.6; }
.contact-item a { color: var(--white); transition: color 0.2s; }
.contact-item a:hover { color: var(--gold-lt); }
.contact-social { display: flex; gap: 10px; margin-top: 8px; }
.c-social-btn {
  display: flex; align-items: center; gap: 8px;
  padding: 9px 16px; border-radius: 8px;
  font-size: 13px; font-weight: 600; transition: all 0.2s;
  border: 1px solid rgba(255,255,255,0.15); color: var(--white);
}
.c-social-btn:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.3); }
.c-social-btn.fb { border-color: #1877f2; color: #6aa3f5; }
.c-social-btn.fb:hover { background: rgba(24,119,242,0.15); }
/* Form */
.contact-form { display: flex; flex-direction: column; gap: 14px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 12px; color: rgba(255,255,255,0.6); font-weight: 500; }
.form-group input,
.form-group textarea,
.form-group select {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 10px; padding: 12px 16px;
  color: var(--white); font-family: 'Inter', sans-serif;
  font-size: 14px; transition: border-color 0.2s; outline: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,0.3); }
.form-group select option { background: var(--dark2); }
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { border-color: var(--gold); }
.form-group textarea { resize: vertical; min-height: 100px; }
.form-submit {
  background: linear-gradient(135deg, var(--red), var(--red-lt));
  color: var(--white); border: none; padding: 16px; border-radius: 10px;
  font-weight: 700; font-size: 16px; cursor: pointer; transition: all 0.25s; margin-top: 4px;
  font-family: 'Inter', sans-serif; width: 100%;
}
.form-submit:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(192,57,43,0.4); }

/* ===== ORDERING / MUA HÀNG ===== */
.ordering { background: var(--light); }

/* Kênh mua hàng */
.order-channels {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 16px;
  margin-bottom: 48px;
}
.channel-card {
  display: flex; align-items: center; gap: 16px;
  background: var(--white); border-radius: var(--radius);
  padding: 20px; box-shadow: var(--shadow);
  transition: all 0.25s; color: var(--dark);
  border: 2px solid transparent;
}
.channel-card:hover {
  transform: translateY(-4px); box-shadow: var(--shadow-lg);
  border-color: var(--red);
}
.channel-icon {
  width: 52px; height: 52px; border-radius: 12px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; font-weight: 900; color: var(--white);
}
.channel-info { flex: 1; }
.channel-info h3 { font-size: 15px; font-weight: 700; margin-bottom: 3px; }
.channel-info p  { font-size: 12px; color: var(--gray); margin-bottom: 3px; }
.channel-info span { font-size: 12px; color: var(--red); font-weight: 600; }
.channel-arrow { font-size: 18px; color: var(--gray); transition: color 0.2s; }
.channel-card:hover .channel-arrow { color: var(--red); }

/* Thanh toán */
.payment-wrap {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px;
}
.payment-card {
  background: var(--white); border-radius: 20px;
  padding: 32px; box-shadow: var(--shadow);
}
.payment-header {
  display: flex; gap: 16px; align-items: flex-start; margin-bottom: 24px;
}
.payment-icon {
  font-size: 28px; flex-shrink: 0;
  width: 56px; height: 56px; background: rgba(192,57,43,0.08);
  border-radius: 14px; display: flex; align-items: center; justify-content: center;
}
.payment-header h3 { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.payment-header p  { font-size: 13px; color: var(--gray); line-height: 1.5; }

.bank-info { display: flex; flex-direction: column; gap: 0; margin-bottom: 16px; }
.bank-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 14px; background: var(--light); border-radius: 8px;
  margin-bottom: 6px;
}
.bank-label { font-size: 12px; color: var(--gray); }
.bank-val   { font-size: 14px; font-weight: 600; }
.bank-num   {
  font-size: 18px; font-weight: 900; color: var(--red);
  letter-spacing: 1px; font-family: 'Playfair Display', serif;
}
.bank-note {
  display: flex; gap: 10px; align-items: flex-start;
  background: rgba(192,57,43,0.06);
  border: 1px solid rgba(192,57,43,0.15);
  border-radius: 10px; padding: 12px 14px;
}
.bank-note span { font-size: 16px; flex-shrink: 0; }
.bank-note p { font-size: 12px; color: var(--gray); line-height: 1.6; }

.shipping-list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 8px; }
.ship-item {
  display: flex; gap: 14px; align-items: center;
  padding: 12px 14px; background: var(--light); border-radius: 10px;
}
.ship-logo {
  padding: 6px 12px; border-radius: 6px;
  font-size: 11px; font-weight: 800; letter-spacing: 0.5px;
  flex-shrink: 0; min-width: 80px; text-align: center;
}
.ship-logo.vtp  { background: #e31f26; color: #fff; }
.ship-logo.ghtk { background: #ff6600; color: #fff; }
.ship-item p { font-size: 13px; color: var(--gray); }

/* Responsive */
@media (max-width: 768px) {
  .order-channels { grid-template-columns: 1fr; }
  .payment-wrap   { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .channel-card { flex-wrap: wrap; }
}

/* ===== FOOTER ===== */
.footer { background: #0d0d0d; color: rgba(255,255,255,0.7); padding: 48px 24px 24px; }
.footer-inner { max-width: 1200px; margin: 0 auto; }
.footer-top {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08); margin-bottom: 32px;
}
.footer-brand img { height: 48px; margin-bottom: 16px; filter: brightness(0) invert(1); }
.footer-brand p { font-size: 13px; line-height: 1.8; max-width: 260px; }
.footer-meta { margin-top: 16px; display: flex; flex-direction: column; gap: 6px; }
.footer-meta a { font-size: 12px; color: rgba(255,255,255,0.5); transition: color 0.2s; }
.footer-meta a:hover { color: var(--white); }
.footer-col h4 {
  font-size: 13px; font-weight: 700; color: var(--white);
  text-transform: uppercase; letter-spacing: 1px; margin-bottom: 16px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a { font-size: 13px; transition: color 0.2s; }
.footer-col ul li a:hover { color: var(--white); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; font-size: 12px; }
.social-row { display: flex; gap: 12px; }
.social-btn {
  width: 36px; height: 36px; border-radius: 8px;
  background: rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; transition: background 0.2s; cursor: pointer;
  color: rgba(255,255,255,0.7);
}
.social-btn:hover { background: var(--red); color: var(--white); }

/* ===== FLOATING CTA ===== */
.float-cta {
  position: fixed; bottom: 24px; right: 24px; z-index: 900;
  display: flex; flex-direction: column; gap: 10px;
}
.float-btn {
  width: 52px; height: 52px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; cursor: pointer; transition: all 0.25s;
  box-shadow: var(--shadow-lg); border: none;
  text-decoration: none;
}
.float-fb    { background: #1877f2; color: var(--white); }
.float-zalo  { background: #0068ff; color: var(--white); font-size: 14px; font-weight: 900; }
.float-phone { background: var(--red); color: var(--white); animation: pulse 2s infinite; }
.float-btn:hover { transform: scale(1.12); }
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(192,57,43,0.4); }
  50%       { box-shadow: 0 0 0 14px rgba(192,57,43,0); }
}

/* ===== FADE-UP ANIMATION ===== */
.fade-up {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }
.fade-up:nth-child(2) { transition-delay: 0.1s; }
.fade-up:nth-child(3) { transition-delay: 0.2s; }
.fade-up:nth-child(4) { transition-delay: 0.3s; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .features-grid    { grid-template-columns: repeat(2,1fr); }
  .why-grid         { grid-template-columns: repeat(2,1fr); }
  .feeding-steps    { grid-template-columns: repeat(2,1fr); }
  .feeding-steps::before { display: none; }
  .footer-top       { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-links  { display: none; }
  .hamburger  { display: flex; }
  section     { padding: 56px 20px; }
  .hero-content        { grid-template-columns: 1fr; gap: 40px; padding-top: 90px; }
  .hero-image          { order: -1; }
  .hero-img-wrap       { max-width: 280px; margin: 0 auto; }
  .hero-stats          { gap: 20px; }
  .stat-num            { font-size: 26px; }
  .about-grid          { grid-template-columns: 1fr; gap: 36px; }
  .about-imgs          { grid-template-columns: 1fr 1fr; }
  .about-img.tall      { grid-row: span 1; }
  .about-img.tall img  { height: 220px; }
  .products-wrap       { grid-template-columns: 1fr; gap: 36px; }
  .nutrition-wrap      { grid-template-columns: 1fr; gap: 32px; }
  .gallery-grid        { grid-template-columns: repeat(2,1fr); grid-auto-rows: 180px; }
  .gallery-item.wide   { grid-column: span 1; }
  .gallery-item.tall   { grid-row: span 1; }
  .why-grid            { grid-template-columns: 1fr; }
  .feeding-steps       { grid-template-columns: 1fr 1fr; }
  .testi-grid          { grid-template-columns: 1fr; }
  .contact-wrap        { grid-template-columns: 1fr; gap: 40px; }
  .footer-top          { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-bottom       { flex-direction: column; gap: 16px; text-align: center; }
  .form-row            { grid-template-columns: 1fr; }
  .float-cta           { bottom: 16px; right: 16px; }
}
@media (max-width: 480px) {
  .hero-title     { font-size: 30px; }
  .hero-btns      { flex-direction: column; }
  .hero-stats     { flex-direction: column; gap: 12px; }
  .features-grid  { grid-template-columns: 1fr; }
  .feeding-steps  { grid-template-columns: 1fr; }
  .footer-top     { grid-template-columns: 1fr; }
  .gallery-grid   { grid-template-columns: 1fr; grid-auto-rows: 220px; }
  .spec-grid      { grid-template-columns: 1fr; }
  .loc-tabs       { flex-direction: column; }
}