/* ============================================================
   DIAMOND SND Co., Ltd. — STYLESHEET CHÍNH
   Tông màu: Beige/Cream (#e8d9c0) nền + Navy Blue (#1a2b4c) nhấn
   Font: Cormorant Garamond (serif, sang trọng) + Inter (sans)
   ============================================================ */

/* ============================================================
   1. BIẾN CSS (Design Tokens)
   ============================================================ */
:root {
  /* --- Màu sắc chính --- */
  --color-navy:        #1a2b4c;   /* Navy blue đậm — điểm nhấn chính */
  --color-navy-mid:    #253a63;   /* Navy trung bình — hover states */
  --color-navy-light:  #2e4a7d;   /* Navy nhạt — gradient */
  --color-cream:       #e8d9c0;   /* Cream/Beige — nền chủ đạo */
  --color-cream-dark:  #d9c9ae;   /* Cream tối hơn — border, divider */
  --color-cream-light: #f5efe4;   /* Cream sáng — card background */
  --color-warm-white:  #faf7f2;   /* Trắng ấm — hero overlay */
  --color-gold:        #c9a84c;   /* Vàng — accent nhỏ */
  --color-text-dark:   #1a1a1a;   /* Chữ đen chính */
  --color-text-mid:    #4a4a4a;   /* Chữ xám trung bình */
  --color-text-light:  #7a7a7a;   /* Chữ xám nhạt — phụ */

  /* --- Typography --- */
  --font-serif:  'Cormorant Garamond', Georgia, serif;
  --font-sans:   'Inter', system-ui, -apple-system, sans-serif;

  /* --- Kích thước font --- */
  --text-xs:    0.75rem;    /* 12px */
  --text-sm:    0.875rem;   /* 14px */
  --text-base:  1rem;       /* 16px */
  --text-lg:    1.125rem;   /* 18px */
  --text-xl:    1.25rem;    /* 20px */
  --text-2xl:   1.5rem;     /* 24px */
  --text-3xl:   1.875rem;   /* 30px */
  --text-4xl:   2.25rem;    /* 36px */
  --text-5xl:   3rem;       /* 48px */
  --text-6xl:   3.75rem;    /* 60px */
  --text-7xl:   4.5rem;     /* 72px */

  /* --- Khoảng cách --- */
  --space-xs:   0.5rem;
  --space-sm:   1rem;
  --space-md:   1.5rem;
  --space-lg:   2rem;
  --space-xl:   3rem;
  --space-2xl:  4rem;
  --space-3xl:  6rem;

  /* --- Bo góc --- */
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  16px;
  --radius-xl:  24px;
  --radius-full: 9999px;

  /* --- Đổ bóng --- */
  --shadow-sm:  0 1px 3px rgba(26, 43, 76, 0.08);
  --shadow-md:  0 4px 16px rgba(26, 43, 76, 0.12);
  --shadow-lg:  0 8px 32px rgba(26, 43, 76, 0.16);
  --shadow-xl:  0 16px 64px rgba(26, 43, 76, 0.20);

  /* --- Chuyển động --- */
  --transition-fast:   0.15s ease;
  --transition-base:   0.3s ease;
  --transition-slow:   0.6s ease;

  /* --- Header height --- */
  --header-height: 80px;
}


/* ============================================================
   2. RESET & BASE STYLES
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  /* Cuộn mượt khi nhấn menu */
  scroll-behavior: smooth;
  /* Offset cho header cố định */
  scroll-padding-top: var(--header-height);
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  color: var(--color-text-dark);
  background-color: var(--color-cream);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Ẩn outline mặc định, thay bằng outline đẹp hơn */
:focus-visible {
  outline: 2px solid var(--color-navy);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

ul {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}


/* ============================================================
   3. LAYOUT UTILITIES
   ============================================================ */

/* Container — giới hạn chiều rộng, căn giữa */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* Khoảng cách trên/dưới cho các section */
.section-padding {
  padding: var(--space-3xl) 0;
}

/* Ẩn trên desktop */
.br-desktop {
  display: block;
}


/* ============================================================
   4. HEADER — thanh điều hướng cố định
   ============================================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background-color: rgba(232, 217, 192, 0.92);
  /* Kính mờ — đẹp trên các nền bên dưới */
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-cream-dark);
  transition: background-color var(--transition-base),
              box-shadow var(--transition-base);
}

/* Header khi cuộn xuống — đổ bóng rõ hơn */
.site-header.scrolled {
  background-color: rgba(232, 217, 192, 0.97);
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* Logo + tên công ty */
.brand-link {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  text-decoration: none;
}

.brand-logo-img {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-navy);
  transition: transform var(--transition-base);
}

.brand-link:hover .brand-logo-img {
  transform: rotate(-5deg) scale(1.05);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-name {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-navy);
  letter-spacing: 0.02em;
}

.brand-tagline {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  color: var(--color-text-mid);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

/* Menu điều hướng */
.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.nav-link {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-mid);
  letter-spacing: 0.05em;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-full);
  transition: color var(--transition-fast),
              background-color var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  right: 50%;
  height: 1.5px;
  background-color: var(--color-navy);
  transition: left var(--transition-base), right var(--transition-base);
  border-radius: var(--radius-full);
}

.nav-link:hover {
  color: var(--color-navy);
  background-color: rgba(26, 43, 76, 0.06);
}

.nav-link:hover::after,
.nav-link.active::after {
  left: var(--space-sm);
  right: var(--space-sm);
}

.nav-link.active {
  color: var(--color-navy);
  font-weight: 600;
}

/* Nút hamburger cho mobile — ẩn trên desktop */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  padding: 4px;
}

.hamburger-line {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-navy);
  border-radius: var(--radius-full);
  transition: transform var(--transition-base), opacity var(--transition-base);
  transform-origin: center;
}

/* Hiệu ứng "X" khi menu mở */
.hamburger.open .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.open .hamburger-line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger.open .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}


/* ============================================================
   5. HERO SECTION — banner đầu trang
   ============================================================ */
.hero-section {
  position: relative;
  /* Giảm xuống 55vh — đủ thóang mà không chiếm quá nhiều màn hình */
  min-height: 55vh;
  display: flex;
  align-items: center;
  justify-content: center;
  /* Hình nền gradient thủ công thay cho ảnh (thoát phụ thuộc ảnh hero) */
  background:
    linear-gradient(
      160deg,
      var(--color-navy) 0%,
      #253a63 35%,
      #1e3258 55%,
      #2c4470 80%,
      #1a2b4c 100%
    );
  overflow: hidden;
}

@media (max-width: 768px) {
  .hero-section {
    min-height: 68vh;
  }
}

/* Pattern trang trí tinh tế — đường kẻ dọc mờ */
.hero-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 60px,
      rgba(232, 217, 192, 0.04) 60px,
      rgba(232, 217, 192, 0.04) 61px
    ),
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 80px,
      rgba(232, 217, 192, 0.03) 80px,
      rgba(232, 217, 192, 0.03) 81px
    );
  pointer-events: none;
}

/* Vòng tròn trang trí phía góc phải trên */
.hero-section::after {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 60vw;
  height: 60vw;
  max-width: 700px;
  max-height: 700px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(201, 168, 76, 0.12) 0%,
    rgba(232, 217, 192, 0.06) 40%,
    transparent 70%
  );
  pointer-events: none;
}

/* Hoạ tiết góc trang trí */
.hero-corner {
  position: absolute;
  z-index: 1;
  pointer-events: none;
  opacity: 0.12;
  color: var(--color-gold);
}

/* Góc trái trên */
.hero-corner--tl {
  top: -30px;
  left: -30px;
  width: 200px;
  height: 200px;
}

/* Góc phải dưới */
.hero-corner--br {
  bottom: 30px;
  right: -10px;
  width: 130px;
  height: 130px;
  opacity: 0.08;
}

.hero-corner-svg {
  width: 100%;
  height: 100%;
  animation: hero-corner-spin 60s linear infinite;
}

.hero-corner--br .hero-corner-svg {
  animation-direction: reverse;
  animation-duration: 80s;
}

@keyframes hero-corner-spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    transparent 60%,
    rgba(26, 43, 76, 0.4) 100%
  );
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  /* Giảm padding top/bottom để vừa với 55vh */
  padding: calc(var(--header-height) + var(--space-lg)) var(--space-lg) var(--space-2xl);
  max-width: 800px;
  margin: 0 auto;
}

.hero-label {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-gold);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
  opacity: 0.9;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(var(--text-4xl), 8vw, var(--text-7xl));
  font-weight: 700;
  color: var(--color-cream);
  line-height: 1.1;
  margin-bottom: var(--space-md);
  letter-spacing: -0.01em;
}

.hero-title em {
  font-style: italic;
  color: var(--color-gold);
}

.hero-description {
  font-size: var(--text-lg);
  color: rgba(232, 217, 192, 0.80);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
  font-weight: 300;
}

.hero-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
}

/* Dòng thống kê nhỏ dưới các nút */
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 500;
  color: rgba(232, 217, 192, 0.45);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-stats-dot {
  font-size: 1.2em;
  line-height: 1;
  opacity: 0.6;
}

/* Mũi tên cuộn xuống */
.scroll-down-arrow {
  position: absolute;
  bottom: var(--space-md);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: rgba(232, 217, 192, 0.5);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: bounce-arrow 2.2s cubic-bezier(0.37, 0, 0.63, 1) infinite;
  transition: color var(--transition-fast);
  border-radius: 50%;
  border: 1px solid rgba(232, 217, 192, 0.15);
  background: rgba(232, 217, 192, 0.05);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.scroll-down-arrow:hover {
  color: var(--color-cream);
  border-color: rgba(232, 217, 192, 0.4);
  background: rgba(232, 217, 192, 0.1);
}

.scroll-down-arrow svg {
  width: 20px;
  height: 20px;
}

@keyframes bounce-arrow {
  0%   { transform: translateX(-50%) translateY(0);    opacity: 0.55; }
  40%  { transform: translateX(-50%) translateY(7px);  opacity: 1; }
  60%  { transform: translateX(-50%) translateY(5px);  opacity: 0.9; }
  100% { transform: translateX(-50%) translateY(0);    opacity: 0.55; }
}


/* ============================================================
   6. NÚT BẤM (Buttons)
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.75rem 1.75rem;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.05em;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition:
    background-color var(--transition-base),
    color var(--transition-base),
    transform var(--transition-fast),
    box-shadow var(--transition-base);
  white-space: nowrap;
  text-decoration: none;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

/* Nút chính — navy solid */
.btn-primary {
  background-color: var(--color-cream);
  color: var(--color-navy);
  box-shadow: 0 2px 8px rgba(26, 43, 76, 0.3);
}

.btn-primary:hover {
  background-color: var(--color-cream-light);
  box-shadow: 0 6px 20px rgba(26, 43, 76, 0.4);
}

/* Nút trên nền sáng (sections trắng/cream) */
.about-section .btn-primary,
.products-section .btn-primary,
.youtube-section .btn-primary,
.contact-section .btn-primary,
.etsy-section .btn-primary {
  background-color: var(--color-navy);
  color: var(--color-cream);
  box-shadow: 0 2px 8px rgba(26, 43, 76, 0.2);
}

.about-section .btn-primary:hover,
.products-section .btn-primary:hover,
.youtube-section .btn-primary:hover,
.contact-section .btn-primary:hover,
.etsy-section .btn-primary:hover {
  background-color: var(--color-navy-mid);
  box-shadow: 0 6px 20px rgba(26, 43, 76, 0.3);
}

/* Nút outline — viền cream */
.btn-outline {
  background-color: transparent;
  color: var(--color-cream);
  border: 2px solid rgba(232, 217, 192, 0.5);
}

.btn-outline:hover {
  background-color: rgba(232, 217, 192, 0.12);
  border-color: var(--color-cream);
}

/* Nút lớn */
.btn-large {
  padding: 1rem 2.5rem;
  font-size: var(--text-base);
}

/* Nút full-width */
.btn-full {
  width: 100%;
  justify-content: center;
}

/* Icon trong nút */
.btn-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}


/* ============================================================
   7. SECTION HEADERS — tiêu đề chung của các section
   ============================================================ */
.section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

/* Nhãn nhỏ phía trên tiêu đề */
.section-label {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-gold);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

/* Tiêu đề section */
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  font-weight: 700;
  color: var(--color-navy);
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

/* Thanh gạch ngang trang trí */
.section-divider {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-navy));
  margin: 0 auto var(--space-md);
  border-radius: var(--radius-full);
}

/* Mô tả nhỏ phía dưới tiêu đề */
.section-desc {
  font-size: var(--text-lg);
  color: var(--color-text-mid);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.8;
}


/* ============================================================
   8. VỀ CHÚNG TÔI — About Section
   ============================================================ */
.about-section {
  background-color: var(--color-cream-light);
}

/* Grid 2 cột */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

/* Bọc ảnh với badge nổi */
.about-image-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: visible;
}

.about-image {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  /* Dịch nhẹ sang phải để tạo chiều sâu */
  transform: translateX(0);
  transition: transform var(--transition-slow);
}

.about-image-wrap:hover .about-image {
  transform: translateX(-4px) translateY(-4px);
}

/* Huy hiệu nổi trên ảnh */
.about-badge {
  position: absolute;
  bottom: -16px;
  right: -16px;
  background-color: var(--color-navy);
  color: var(--color-cream);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  box-shadow: var(--shadow-lg);
  z-index: 1;
}

.badge-icon {
  font-size: var(--text-xl);
}

.badge-text {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.05em;
}

/* Nội dung cột phải */
.about-lead {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-navy);
  line-height: 1.5;
  margin-bottom: var(--space-md);
}

.about-text {
  font-size: var(--text-base);
  color: var(--color-text-mid);
  line-height: 1.9;
  margin-bottom: var(--space-md);
}

/* Các chỉ số thống kê */
.about-stats {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-cream-dark);
}

.stat-item {
  text-align: center;
  flex: 1;
}

.stat-number {
  display: block;
  font-family: var(--font-serif);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-navy);
  line-height: 1;
  margin-bottom: 4px;
}

.stat-label {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 500;
}

.stat-divider {
  width: 1px;
  height: 48px;
  background-color: var(--color-cream-dark);
  flex-shrink: 0;
}


/* ============================================================
   9. SẢN PHẨM — Products Section
   ============================================================ */
.products-section {
  background-color: var(--color-cream);
}

/* Grid sản phẩm — 3 cột mặc định */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-2xl);
}

/* Card sản phẩm */
.product-card {
  background-color: var(--color-cream-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  /* Delay animation tùy từng card */
  animation-delay: var(--delay, 0s);
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

/* Bọc ảnh sản phẩm */
.product-image-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 1 / 1;
}

.product-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-card:hover .product-image {
  transform: scale(1.06);
}

/* Overlay hiện khi hover — nút "Xem trên Etsy" */
.product-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(26, 43, 76, 0.65);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-base);
  backdrop-filter: blur(2px);
}

.product-card:hover .product-overlay {
  opacity: 1;
}

.product-cta-btn {
  display: inline-block;
  padding: 0.6rem 1.4rem;
  background-color: var(--color-cream);
  color: var(--color-navy);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  letter-spacing: 0.05em;
  transform: translateY(12px);
  transition: transform var(--transition-base), background-color var(--transition-fast);
  text-decoration: none;
}

.product-card:hover .product-cta-btn {
  transform: translateY(0);
}

.product-cta-btn:hover {
  background-color: var(--color-cream-light);
}

/* Thông tin sản phẩm phía dưới ảnh */
.product-info {
  padding: var(--space-md);
}

.product-name {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: 4px;
}

.product-sub {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.products-more {
  text-align: center;
}


/* ============================================================
   10. ETSY SHOP — Etsy Section
   ============================================================ */
.etsy-section {
  background: linear-gradient(135deg, var(--color-navy) 0%, #253a63 100%);
  color: var(--color-cream);
  text-align: center;
}

.etsy-inner {
  max-width: 700px;
  margin: 0 auto;
}

.etsy-section .section-label {
  color: var(--color-gold);
}

.etsy-section .section-title {
  color: var(--color-cream);
}

.etsy-section .section-divider {
  background: linear-gradient(90deg, var(--color-gold), rgba(232, 217, 192, 0.5));
}

/* Icon Etsy lớn */
.etsy-icon-wrap {
  margin-bottom: var(--space-md);
}

.etsy-brand-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.2));
}

.etsy-desc {
  font-size: var(--text-lg);
  color: rgba(232, 217, 192, 0.85);
  line-height: 1.8;
  margin-bottom: var(--space-xl);
}

.etsy-desc strong {
  color: var(--color-cream);
  font-weight: 600;
}

/* Danh sách đặc điểm nổi bật */
.etsy-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm) var(--space-lg);
  margin-bottom: var(--space-2xl);
  text-align: left;
}

.etsy-feature-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-base);
  color: rgba(232, 217, 192, 0.8);
}

.feature-icon {
  font-size: var(--text-xl);
  flex-shrink: 0;
}

/* Override nút cho nền navy */
.etsy-section .btn-primary {
  background-color: var(--color-cream) !important;
  color: var(--color-navy) !important;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.etsy-section .btn-primary:hover {
  background-color: var(--color-cream-light) !important;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

/* Nhóm 2 nút cạnh nhau trong Etsy section */
.etsy-btn-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* Override btn-outline trên nền navy: viền + chữ cream, hover đổ cream */
.etsy-section .btn-outline {
  color: var(--color-cream) !important;
  border-color: rgba(232, 217, 192, 0.55) !important;
  background-color: transparent !important;
}

.etsy-section .btn-outline:hover {
  background-color: rgba(232, 217, 192, 0.12) !important;
  border-color: var(--color-cream) !important;
  color: var(--color-cream) !important;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}


/* ============================================================
   11. YOUTUBE — YouTube Section
   ============================================================ */
.youtube-section {
  background-color: var(--color-cream-light);
}

/* Grid 2 cột: video | nội dung */
.youtube-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

/* Khung video */
.youtube-video-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

/* Placeholder khi chưa có video thật */
.video-placeholder {
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, var(--color-navy) 0%, #253a63 100%);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: opacity var(--transition-base);
}

.video-placeholder:hover {
  opacity: 0.92;
}

.video-placeholder-inner {
  text-align: center;
  color: var(--color-cream);
  padding: var(--space-lg);
}

.play-icon {
  width: 64px;
  height: 64px;
  color: rgba(232, 217, 192, 0.7);
  margin: 0 auto var(--space-md);
  transition: color var(--transition-fast), transform var(--transition-base);
}

.video-placeholder:hover .play-icon {
  color: var(--color-cream);
  transform: scale(1.1);
}

.video-placeholder-text {
  font-size: var(--text-sm);
  color: rgba(232, 217, 192, 0.65);
  line-height: 1.7;
}

.video-placeholder-text strong {
  color: rgba(232, 217, 192, 0.9);
  font-weight: 500;
}

/* iframe thật khi thay thế placeholder */
.youtube-video-wrap iframe {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: none;
  display: block;
}

/* Nội dung bên phải */
.youtube-channel-name {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: var(--space-md);
}

.youtube-desc {
  font-size: var(--text-base);
  color: var(--color-text-mid);
  line-height: 1.9;
  margin-bottom: var(--space-lg);
}

.youtube-topics {
  margin-bottom: var(--space-xl);
}

.youtube-topic-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  font-size: var(--text-base);
  color: var(--color-text-mid);
  padding: var(--space-xs) 0;
  border-bottom: 1px solid var(--color-cream-dark);
}

.topic-dot {
  color: var(--color-gold);
  font-size: var(--text-xs);
  flex-shrink: 0;
  margin-top: 5px;
}


/* ============================================================
   12. LIÊN HỆ — Contact Section
   ============================================================ */
.contact-section {
  background-color: var(--color-cream);
}

/* Grid 2 cột: form | thông tin */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
}

/* Form liên hệ */
.contact-form-wrap {
  background-color: var(--color-cream-light);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: var(--space-xs);
  letter-spacing: 0.03em;
}

.required {
  color: #c0392b;
  margin-left: 2px;
}

/* Input và Textarea */
.form-input,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-sans);
  font-size: var(--text-base);
  color: var(--color-text-dark);
  background-color: var(--color-cream);
  border: 1.5px solid var(--color-cream-dark);
  border-radius: var(--radius-md);
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    background-color var(--transition-fast);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--color-navy);
  background-color: white;
  box-shadow: 0 0 0 3px rgba(26, 43, 76, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-light);
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
}

/* Hiển thị lỗi validation */
.form-error {
  display: block;
  font-size: var(--text-xs);
  color: #c0392b;
  margin-top: 4px;
  min-height: 1rem;
}

/* Input có lỗi */
.form-input.error,
.form-textarea.error {
  border-color: #c0392b;
  background-color: #fff5f5;
}

/* Thông báo gửi thành công */
.form-success {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background-color: rgba(26, 43, 76, 0.06);
  border: 1px solid rgba(26, 43, 76, 0.2);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-navy);
  text-align: center;
  font-weight: 500;
}

/* Thông tin liên lạc bên phải */
.contact-info-title {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: var(--space-lg);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.contact-detail-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
}

.contact-icon {
  width: 44px;
  height: 44px;
  background-color: var(--color-cream-light);
  border: 1.5px solid var(--color-cream-dark);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-icon svg {
  width: 20px;
  height: 20px;
  color: var(--color-navy);
}

.contact-detail-item div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.contact-detail-item strong {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-navy);
  display: block;
}

.contact-detail-item span,
.contact-link {
  font-size: var(--text-sm);
  color: var(--color-text-mid);
}

.contact-link:hover {
  color: var(--color-navy);
  text-decoration: underline;
}

/* Giờ phản hồi */
.contact-hours {
  padding: var(--space-md);
  background-color: var(--color-cream-light);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-gold);
}

.hours-title {
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: var(--space-xs);
  font-size: var(--text-sm);
}

.contact-hours p {
  font-size: var(--text-sm);
  color: var(--color-text-mid);
  line-height: 1.7;
}


/* ============================================================
   13. FOOTER
   ============================================================ */
.site-footer {
  background-color: var(--color-navy);
  color: var(--color-cream);
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-2xl);
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-3xl);
}

/* Cột brand */
.footer-logo-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.footer-logo-img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 1.5px solid rgba(232, 217, 192, 0.3);
}

.footer-brand-name {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-cream);
}

.footer-tagline {
  font-size: var(--text-sm);
  color: rgba(232, 217, 192, 0.6);
  line-height: 1.7;
  max-width: 280px;
}

/* Cột nav */
.footer-nav-title {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-gold);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer-link {
  font-size: var(--text-sm);
  color: rgba(232, 217, 192, 0.7);
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-cream);
}

/* Mạng xã hội */
.social-icons {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.social-icon-link {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background-color: rgba(232, 217, 192, 0.08);
  border: 1px solid rgba(232, 217, 192, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(232, 217, 192, 0.7);
  transition:
    background-color var(--transition-base),
    color var(--transition-fast),
    transform var(--transition-fast);
}

.social-icon-link:hover {
  background-color: rgba(232, 217, 192, 0.15);
  color: var(--color-cream);
  transform: translateY(-3px);
}

.social-icon-link svg {
  width: 18px;
  height: 18px;
}

/* Thanh copyright */
.footer-bottom {
  border-top: 1px solid rgba(232, 217, 192, 0.12);
  padding: var(--space-md) 0;
}

.copyright {
  font-size: var(--text-xs);
  color: rgba(232, 217, 192, 0.45);
  text-align: center;
  letter-spacing: 0.03em;
}


/* ============================================================
   14. NÚT SCROLL-TO-TOP
   ============================================================ */
.scroll-top-btn {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  z-index: 900;
  width: 48px;
  height: 48px;
  background-color: var(--color-navy);
  color: var(--color-cream);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  transition:
    opacity var(--transition-base),
    transform var(--transition-base),
    background-color var(--transition-fast);
  opacity: 0;
}

.scroll-top-btn:not([hidden]) {
  opacity: 1;
}

.scroll-top-btn:hover {
  background-color: var(--color-navy-mid);
  transform: translateY(-3px);
}

.scroll-top-btn svg {
  width: 20px;
  height: 20px;
}


/* ============================================================
   15. HIỆU ỨNG FADE-IN KHI CUỘN (Scroll Animations)
   ============================================================ */

/* Trạng thái ban đầu — ẩn */
.fade-in-up,
.fade-in-left,
.fade-in-right {
  opacity: 0;
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
}

.fade-in-up    { transform: translateY(40px); }
.fade-in-left  { transform: translateX(-40px); }
.fade-in-right { transform: translateX(40px); }

/* Khi phần tử vào viewport — hiển thị */
.fade-in-up.visible,
.fade-in-left.visible,
.fade-in-right.visible {
  opacity: 1;
  transform: translate(0, 0);
}


/* ============================================================
   16. RESPONSIVE — Tablet (max 1024px)
   ============================================================ */
@media (max-width: 1024px) {
  /* Grid sản phẩm xuống 2 cột */
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* About, YouTube, Contact về 1 cột */
  .about-grid,
  .youtube-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  /* Ảnh about căn giữa */
  .about-image-wrap {
    max-width: 500px;
    margin: 0 auto;
  }

  /* Etsy features 1 cột */
  .etsy-features {
    grid-template-columns: 1fr;
  }

  /* Footer về 2 cột */
  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}


/* ============================================================
   17. RESPONSIVE — Mobile (max 768px)
   ============================================================ */
@media (max-width: 768px) {

  :root {
    --header-height: 68px;
  }

  /* Ẩn break trên mobile */
  .br-desktop { display: none; }

  /* Khoảng cách sections nhỏ lại */
  .section-padding {
    padding: var(--space-2xl) 0;
  }

  /* Container padding nhỏ hơn */
  .container {
    padding: 0 var(--space-md);
  }

  /* ---- HEADER MOBILE ---- */
  /* Ẩn menu — hiện hamburger */
  .hamburger {
    display: flex;
  }

  /* Menu mobile — dropdown từ trên xuống */
  .main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background-color: rgba(232, 217, 192, 0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-base), opacity var(--transition-base);
    z-index: 999;
  }

  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-md) 0;
  }

  .nav-link {
    display: block;
    padding: var(--space-md) var(--space-lg);
    border-radius: 0;
    border-bottom: 1px solid var(--color-cream-dark);
    font-size: var(--text-base);
  }

  .nav-link::after {
    display: none;
  }

  /* ---- HERO MOBILE ---- */
  .hero-title {
    font-size: clamp(var(--text-3xl), 10vw, var(--text-5xl));
  }

  .hero-description {
    font-size: var(--text-base);
  }

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-buttons .btn {
    justify-content: center;
  }

  /* ---- ABOUT MOBILE ---- */
  .about-badge {
    right: 0;
    bottom: -12px;
  }

  .about-stats {
    gap: var(--space-md);
  }

  /* ---- PRODUCTS MOBILE — 1 cột ---- */
  .products-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: var(--space-xl);
  }

  /* ---- FOOTER MOBILE ---- */
  .footer-inner {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    padding-top: var(--space-2xl);
    padding-bottom: var(--space-2xl);
  }

  .footer-brand {
    grid-column: auto;
  }

  /* Ẩn scroll top trên mobile nhỏ */
  .scroll-top-btn {
    bottom: var(--space-md);
    right: var(--space-md);
    width: 42px;
    height: 42px;
  }

  /* Form và contact về 1 cột (đã xử lý ở tablet) */
  .contact-form-wrap {
    padding: var(--space-lg);
  }
}


/* ============================================================
   18. RESPONSIVE — Mobile nhỏ (max 480px)
   ============================================================ */
@media (max-width: 480px) {
  .brand-tagline {
    display: none;
  }

  .about-stats {
    flex-direction: column;
    gap: var(--space-md);
    align-items: center;
  }

  .stat-divider {
    width: 60px;
    height: 1px;
  }

  .hero-buttons .btn {
    font-size: var(--text-sm);
    padding: 0.7rem 1.4rem;
  }
}


/* ============================================================
   19. NAV DROPDOWN — menu YouTube có submenu
   ============================================================ */

/* Item cha chứa dropdown */
.nav-item-dropdown {
  position: relative;
}

/* Nút toggle — giao diện giống nav-link thông thường */
.nav-dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-mid);
  letter-spacing: 0.05em;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-full);
  background: none;
  border: none;
  cursor: pointer;
  transition: color var(--transition-fast), background-color var(--transition-fast);
  white-space: nowrap;
  position: relative;
}

.nav-dropdown-toggle::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  right: 50%;
  height: 1.5px;
  background-color: var(--color-navy);
  transition: left var(--transition-base), right var(--transition-base);
  border-radius: var(--radius-full);
}

.nav-dropdown-toggle:hover,
.nav-item-dropdown.open .nav-dropdown-toggle {
  color: var(--color-navy);
  background-color: rgba(26, 43, 76, 0.06);
}

.nav-item-dropdown.open .nav-dropdown-toggle::after {
  left: var(--space-sm);
  right: var(--space-sm);
}

/* Mũi tên xoay khi mở */
.dropdown-arrow {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.nav-item-dropdown.open .dropdown-arrow {
  transform: rotate(180deg);
}

/* Danh sách submenu */
.nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  min-width: 210px;
  background-color: var(--color-cream-light);
  border: 1px solid var(--color-cream-dark);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 6px 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base), transform var(--transition-base);
  z-index: 200;
  list-style: none;
}

/* Mũi tên nhỏ trỏ lên */
.nav-dropdown::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 12px;
  height: 6px;
  background-color: var(--color-cream-light);
  clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
  border-top: 1px solid var(--color-cream-dark);
}

/* Khi mở dropdown */
.nav-item-dropdown.open .nav-dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

/* Link trong submenu */
.nav-dropdown-link {
  display: block;
  padding: 0.55rem 1.1rem;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--color-text-mid);
  transition: color var(--transition-fast), background-color var(--transition-fast);
  border-radius: 0;
  white-space: nowrap;
}

.nav-dropdown-link:hover {
  color: var(--color-navy);
  background-color: rgba(26, 43, 76, 0.06);
}


/* ============================================================
   20. VIDEO THUMBNAIL — placeholder đẹp thay text cũ
   ============================================================ */

/* Bọc ngoài — giữ border-radius và shadow từ youtube-video-wrap */
.video-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  display: block;
}

/* Ảnh nền thumbnail */
.video-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.video-thumb:hover .video-thumb-img {
  transform: scale(1.04);
}

/* Lớp phủ gradient tối */
.video-thumb-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(10, 20, 40, 0.55) 0%,
    rgba(10, 20, 40, 0.20) 40%,
    rgba(10, 20, 40, 0.55) 100%
  );
  transition: background var(--transition-base);
}

.video-thumb:hover .video-thumb-overlay {
  background: linear-gradient(
    to bottom,
    rgba(10, 20, 40, 0.65) 0%,
    rgba(10, 20, 40, 0.28) 40%,
    rgba(10, 20, 40, 0.65) 100%
  );
}

/* Nhãn kênh phía trên bên trái */
.video-thumb-label {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 600;
  color: rgba(232, 217, 192, 0.9);
  letter-spacing: 0.04em;
  text-shadow: 0 1px 3px rgba(0,0,0,0.4);
}

/* Nút Play ở giữa */
.video-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background-color: rgba(232, 217, 192, 0.15);
  border: 2.5px solid rgba(232, 217, 192, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-cream);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  transition: background-color var(--transition-base),
              border-color var(--transition-base),
              transform var(--transition-base);
}

.video-thumb:hover .video-play-btn {
  background-color: rgba(232, 217, 192, 0.25);
  border-color: var(--color-cream);
  transform: translate(-50%, -50%) scale(1.08);
}

.video-play-btn svg {
  width: 30px;
  height: 30px;
  margin-left: 4px; /* optically center the play triangle */
}

/* Footer: tiêu đề + thời lượng */
.video-thumb-footer {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-md);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-sm);
}

.video-thumb-title {
  font-family: var(--font-serif);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-cream);
  line-height: 1.3;
  text-shadow: 0 1px 4px rgba(0,0,0,0.5);
}

.video-thumb-duration {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-cream);
  background-color: rgba(0,0,0,0.6);
  padding: 2px 7px;
  border-radius: 3px;
  white-space: nowrap;
  flex-shrink: 0;
}


/* ============================================================
   21. ETSY NOTE — lưu ý multi-shop
   ============================================================ */
.etsy-note {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: var(--text-sm);
  color: rgba(232, 217, 192, 0.65);
  margin-bottom: var(--space-xl);
  text-align: left;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.etsy-note-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
  opacity: 0.7;
}


/* ============================================================
   22. MEDIA SECTION — mảng truyền thông đa nội dung
   ============================================================ */
.media-section {
  background-color: var(--color-cream);
}

/* Grid 3 cards đều nhau */
.media-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

/* Card mảng nội dung */
.media-card {
  background-color: var(--color-cream-light);
  border: 1.5px solid var(--color-cream-dark);
  border-radius: var(--radius-xl);
  padding: var(--space-xl) var(--space-lg);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  transition: transform var(--transition-base),
              box-shadow var(--transition-base),
              border-color var(--transition-base);
  position: relative;
  overflow: hidden;
}

/* Đường viền gradient tinh tế khi hover */
.media-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(26,43,76,0.06), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
}

.media-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-navy);
}

.media-card:hover::before {
  opacity: 1;
}

/* Vòng tròn bọc icon SVG */
.media-card-icon-wrap {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-navy), var(--color-navy-mid));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 16px rgba(26, 43, 76, 0.25);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.media-card:hover .media-card-icon-wrap {
  transform: scale(1.08) rotate(-4deg);
  box-shadow: 0 6px 20px rgba(26, 43, 76, 0.35);
}

.media-card-icon {
  width: 28px;
  height: 28px;
  color: var(--color-cream);
}

/* Emoji lớn bên dưới icon wrap */
.media-card-emoji {
  font-size: 2rem;
  line-height: 1;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.15));
}

/* Tiêu đề card */
.media-card-title {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-navy);
  line-height: 1.2;
}

/* Mô tả card */
.media-card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-mid);
  line-height: 1.8;
  flex: 1; /* Đẩy tag xuống dưới cùng */
}

/* Tag nhãn đối tượng */
.media-card-tag {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-navy);
  background-color: rgba(26, 43, 76, 0.08);
  border: 1px solid rgba(26, 43, 76, 0.15);
  border-radius: var(--radius-full);
  padding: 4px 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: auto;
}

/* Ghi chú phía dưới 3 cards */
.media-note {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  max-width: 660px;
  margin: 0 auto;
  padding: var(--space-md) var(--space-lg);
  background-color: var(--color-cream-light);
  border: 1px solid var(--color-cream-dark);
  border-left: 3px solid var(--color-gold);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text-mid);
  line-height: 1.7;
}

.media-note-icon {
  width: 18px;
  height: 18px;
  color: var(--color-gold);
  flex-shrink: 0;
  margin-top: 2px;
}

.media-note p {
  margin: 0;
}


/* ============================================================
   23. FOOTER ADDRESS — dòng địa chỉ trong footer brand
   ============================================================ */
.footer-address {
  font-size: var(--text-xs);
  color: rgba(232, 217, 192, 0.5);
  margin-top: 6px;
  line-height: 1.5;
}


/* ============================================================
   24. RESPONSIVE MỞ RỘNG cho các thành phần mới
   ============================================================ */

/* --- Tablet (max 1024px) --- */
@media (max-width: 1024px) {
  /* Media cards về 1 hàng 3 cột nhỏ hơn — giữ nguyên */
  .media-cards-grid {
    gap: var(--space-md);
  }

  /* Dropdown nav — điều chỉnh vị trí nếu gần cạnh phải */
  .nav-dropdown {
    left: auto;
    right: 0;
    transform: translateY(-8px);
  }
  .nav-dropdown::before {
    left: auto;
    right: 24px;
    transform: none;
  }
  .nav-item-dropdown.open .nav-dropdown {
    transform: translateY(0);
  }
}

/* --- Mobile (max 768px) --- */
@media (max-width: 768px) {

  /* ---- Nav dropdown mobile: hiển thị inline trong mobile menu ---- */
  .nav-item-dropdown {
    position: static;
  }

  /* Nút toggle trông như nav-link bình thường */
  .nav-dropdown-toggle {
    width: 100%;
    border-radius: 0;
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--color-cream-dark);
    font-size: var(--text-base);
    justify-content: space-between;
  }
  .nav-dropdown-toggle::after { display: none; }

  /* Submenu hiển thị dạng accordion bên dưới */
  .nav-dropdown {
    position: static;
    opacity: 1;
    pointer-events: auto;
    transform: none !important;
    box-shadow: none;
    border: none;
    border-radius: 0;
    background-color: rgba(26, 43, 76, 0.04);
    padding: 0;
    /* Ẩn bằng max-height khi đóng */
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
  }

  .nav-dropdown::before { display: none; }

  .nav-item-dropdown.open .nav-dropdown {
    max-height: 200px; /* Đủ lớn để hiện 2 items */
  }

  .nav-dropdown-link {
    padding: 0.75rem var(--space-xl);
    font-size: var(--text-base);
    border-bottom: 1px solid rgba(26, 43, 76, 0.06);
    color: var(--color-text-mid);
  }

  /* ---- Media cards: 1 cột trên mobile ---- */
  .media-cards-grid {
    grid-template-columns: 1fr;
    max-width: 440px;
    margin-left: auto;
    margin-right: auto;
  }

  /* ---- Video thumb nhỏ hơn ---- */
  .video-play-btn {
    width: 56px;
    height: 56px;
  }
  .video-play-btn svg {
    width: 22px;
    height: 22px;
  }

  /* ---- Media note căn trái ---- */
  .media-note {
    text-align: left;
    padding: var(--space-md);
  }
}

/* --- Mobile nhỏ (max 480px) --- */
@media (max-width: 480px) {
  .media-card {
    padding: var(--space-lg) var(--space-md);
  }
  .media-card-emoji {
    font-size: 1.6rem;
  }
}


/* ============================================================
   25. GIÁ TRỊ CỐT LÕI — values section
   ============================================================ */
.values-section {
  background-color: var(--color-cream-light);
}

/* Header với nhãn gạch ngang hai bên */
.values-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.values-label-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.values-label-line {
  flex: 1;
  max-width: 80px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold));
}

.values-label-wrap .values-label-line:last-child {
  background: linear-gradient(90deg, var(--color-gold), transparent);
}

.values-label-text {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  white-space: nowrap;
}

/* Grid 3 cột cho value cards */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

/* Card giá trị */
.value-card {
  background-color: var(--color-cream);
  border: 1px solid var(--color-cream-dark);
  border-radius: var(--radius-lg);
  padding: var(--space-xl) var(--space-lg);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-md);
  transition: transform var(--transition-base),
              box-shadow var(--transition-base),
              border-color var(--transition-base);
  position: relative;
  overflow: hidden;
}

/* Đường kẻ ngang màu navy phía trên */
.value-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-navy), var(--color-gold));
  border-radius: var(--radius-full);
  transition: right var(--transition-slow);
}

.value-card:hover::before {
  right: 0;
}

.value-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(26, 43, 76, 0.2);
}

/* Vòng tròn viền chứa icon */
.value-card-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 2px solid var(--color-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: transparent;
  flex-shrink: 0;
  transition: background-color var(--transition-base),
              transform var(--transition-base);
}

.value-card-icon svg {
  width: 28px;
  height: 28px;
  color: var(--color-navy);
  transition: color var(--transition-fast);
}

.value-card:hover .value-card-icon {
  background-color: var(--color-navy);
  transform: rotate(-5deg);
}

.value-card:hover .value-card-icon svg {
  color: var(--color-cream);
}

.value-card-title {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-navy);
  line-height: 1.25;
}

.value-card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-mid);
  line-height: 1.85;
  flex: 1;
}

.value-card-link {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-navy);
  letter-spacing: 0.03em;
  text-decoration: none;
  border-bottom: 1.5px solid var(--color-cream-dark);
  padding-bottom: 2px;
  transition: border-color var(--transition-fast),
              color var(--transition-fast);
  margin-top: auto;
}

.value-card-link:hover {
  color: var(--color-gold);
  border-color: var(--color-gold);
}


/* ============================================================
   26. THÀNH TỰU — counter section nền navy
   ============================================================ */
.achievements-section {
  position: relative;
  background-color: var(--color-navy);
  padding: var(--space-3xl) 0;
  overflow: hidden;
}

/* Pattern trang trí tương tự hero nhưng nhẹ hơn */
.achievements-bg-pattern {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(
      90deg, transparent, transparent 80px,
      rgba(232, 217, 192, 0.03) 80px,
      rgba(232, 217, 192, 0.03) 81px
    ),
    repeating-linear-gradient(
      0deg, transparent, transparent 60px,
      rgba(232, 217, 192, 0.02) 60px,
      rgba(232, 217, 192, 0.02) 61px
    );
  pointer-events: none;
}

/* Ánh sáng radial mờ phía góc để tạo chiều sâu */
.achievements-section::after {
  content: '';
  position: absolute;
  bottom: -40%;
  left: -10%;
  width: 50vw;
  height: 50vw;
  max-width: 600px;
  max-height: 600px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(201, 168, 76, 0.08) 0%,
    transparent 65%
  );
  pointer-events: none;
}

.achievements-inner {
  position: relative;
  z-index: 1;
}

/* Header row: tiêu đề + nút XEM THÊM */
.achievements-header {
  margin-bottom: var(--space-2xl);
}

.achievements-title-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-lg);
}

/* Nhãn nhỏ phía trên tiêu đề */
.achievements-label-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.achievements-label-line {
  display: inline-block;
  width: 24px;
  height: 1.5px;
  background-color: var(--color-gold);
  border-radius: var(--radius-full);
}

.achievements-label-text {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.25em;
  text-transform: uppercase;
}

/* Tiêu đề section màu cream */
.achievements-title {
  font-family: var(--font-serif);
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  font-weight: 700;
  color: var(--color-cream);
  line-height: 1.1;
}

/* Nút "XEM THÊM →" phía phải */
.achievements-more-btn {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 700;
  color: rgba(232, 217, 192, 0.6);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 8px 16px;
  border: 1px solid rgba(232, 217, 192, 0.25);
  border-radius: var(--radius-full);
  white-space: nowrap;
  flex-shrink: 0;
  transition: color var(--transition-fast),
              border-color var(--transition-fast),
              background-color var(--transition-base);
}

.achievements-more-btn:hover {
  color: var(--color-cream);
  border-color: rgba(232, 217, 192, 0.5);
  background-color: rgba(232, 217, 192, 0.06);
}

/* Grid 4 cột thống kê */
.achievements-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

/* Từng khối thống kê */
.achievement-item {
  padding: var(--space-xl) var(--space-lg);
  border: 1px solid rgba(232, 217, 192, 0.15);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  transition: background-color var(--transition-base);
}

/* Xóa border trùng giữa các ô */
.achievement-item + .achievement-item {
  border-left: none;
}

.achievement-item:hover {
  background-color: rgba(232, 217, 192, 0.04);
}

/* Hàng chứa số liệu (prefix + number) */
.achievement-number-wrap {
  display: flex;
  align-items: baseline;
  gap: 2px;
  line-height: 1;
}

/* Ký tự prefix "+" */
.achievement-prefix {
  font-family: var(--font-serif);
  font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
  font-weight: 700;
  color: var(--color-gold);
}

/* Số lớn màu gold */
.achievement-number {
  font-family: var(--font-serif);
  font-size: clamp(var(--text-4xl), 5vw, var(--text-7xl));
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1;
  /* Transition cho count-up animation */
  transition: color var(--transition-fast);
  display: inline-block;
}

/* Nhãn bên dưới số */
.achievement-label {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 600;
  color: rgba(232, 217, 192, 0.65);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}


/* ============================================================
   27. ĐÁNH GIÁ KHÁCH HÀNG — reviews section
   ============================================================ */
.reviews-section {
  background-color: var(--color-cream);
}

/* --- Tổng quan điểm --- */
.reviews-overview {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  background-color: var(--color-cream-light);
  border: 1px solid var(--color-cream-dark);
  border-radius: var(--radius-xl);
  padding: var(--space-xl) var(--space-2xl);
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
}

/* Điểm tổng hợp lớn bên trái */
.reviews-score-main {
  text-align: center;
  flex-shrink: 0;
}

.reviews-score-number {
  display: block;
  font-family: var(--font-serif);
  font-size: 4rem;
  font-weight: 700;
  color: var(--color-navy);
  line-height: 1;
  margin-bottom: 8px;
}

.reviews-stars-large {
  font-size: 1.4rem;
  color: var(--color-gold);
  letter-spacing: 2px;
  display: block;
  margin-bottom: 6px;
}

.reviews-count {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  font-weight: 500;
  letter-spacing: 0.05em;
}

/* Đường kẻ dọc phân cách */
.reviews-divider-v {
  width: 1px;
  height: 100px;
  background: linear-gradient(to bottom, transparent, var(--color-cream-dark), transparent);
  flex-shrink: 0;
}

/* 4 chỉ số vòng tròn */
.reviews-metrics {
  display: flex;
  gap: var(--space-lg);
  flex: 1;
  justify-content: space-around;
  flex-wrap: wrap;
}

.review-metric {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  text-align: center;
}

/* Vòng tròn SVG */
.review-metric-ring {
  position: relative;
  width: 64px;
  height: 64px;
}

.metric-ring-svg {
  width: 64px;
  height: 64px;
  transform: rotate(-90deg); /* Bắt đầu từ đỉnh */
}

/* Vòng tròn nền */
.ring-bg {
  fill: none;
  stroke: var(--color-cream-dark);
  stroke-width: 3;
}

/* Vòng tròn lấp đầy navy */
.ring-fill {
  fill: none;
  stroke: var(--color-navy);
  stroke-width: 3;
  stroke-linecap: round;
}

/* Vòng tròn vàng cho tỷ lệ giới thiệu */
.ring-fill--gold {
  stroke: var(--color-gold);
}

/* Số ở giữa vòng tròn */
.metric-ring-value {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-navy);
}

.metric-name {
  font-size: var(--text-xs);
  color: var(--color-text-mid);
  font-weight: 500;
  max-width: 80px;
  text-align: center;
  line-height: 1.4;
}

/* --- Grid review cards: 3 cột trên desktop --- */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  align-items: start;
}

/* Card review compact */
.review-card {
  background-color: var(--color-cream-light);
  border: 1px solid var(--color-cream-dark);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: transform var(--transition-base),
              box-shadow var(--transition-base);
}

.review-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

/* Card có phản hồi shop — viền gold nhạt */
.review-card--has-reply {
  border-color: rgba(201, 168, 76, 0.4);
}

/* Hàng trên: avatar + tên + sao */
.review-card-top {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Avatar chữ cái đầu */
.review-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-navy), var(--color-navy-mid));
  color: var(--color-cream);
  font-family: var(--font-serif);
  font-size: var(--text-sm);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.review-meta {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0;
  line-height: 1.2;
}

.reviewer-name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-navy);
}

.review-date {
  font-size: 11px;
  color: var(--color-text-light);
}

/* Sao vàng */
.review-stars {
  font-size: var(--text-xs);
  color: var(--color-gold);
  letter-spacing: 1px;
  flex-shrink: 0;
}

/* Nội dung review — font nhỏ hơn nhẹ & spacing gọn */
.review-text {
  font-family: var(--font-serif);
  font-size: 13.5px;
  font-weight: 400;
  color: var(--color-text-dark);
  line-height: 1.5;
  font-style: italic;
  margin: 0;
}

/* Tên sản phẩm — font 11px compact */
.review-product {
  font-size: 11px;
  color: var(--color-text-mid);
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(26, 43, 76, 0.04);
  padding: 3px 6px;
  border-radius: var(--radius-sm);
  margin-top: 2px;
  line-height: 1.3;
}

.review-product svg {
  flex-shrink: 0;
  opacity: 0.7;
}

/* Huy hiệu đã xác minh */
.review-verified {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  color: var(--color-text-light);
  font-weight: 500;
  margin-top: 1px;
}

.review-verified svg {
  color: #2e7d32; /* Xanh lá mờ cho tích xanh */
  flex-shrink: 0;
}

/* Phản hồi từ shop — gọn gàng */
.shop-reply {
  background-color: rgba(26, 43, 76, 0.04);
  border: 1px solid rgba(26, 43, 76, 0.08);
  border-left: 3px solid var(--color-gold);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-top: 2px;
}

.shop-reply-header {
  display: flex;
  align-items: center;
  gap: 5px;
}

.shop-reply-avatar {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--color-cream-dark);
}

.shop-reply-name {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-navy);
}

.shop-reply-badge {
  font-size: 10px;
  color: var(--color-text-light);
  background-color: rgba(201, 168, 76, 0.15);
  border-radius: var(--radius-full);
  padding: 0 6px;
  font-weight: 500;
}

.shop-reply-text {
  font-size: 11.5px;
  color: var(--color-text-mid);
  line-height: 1.4;
  font-style: italic;
}


/* ============================================================
   28. RESPONSIVE cho các section mới (Tablet + Mobile)
   ============================================================ */

/* --- Tablet (max 1024px) --- */
@media (max-width: 1024px) {
  /* Reviews grid: 2 cột trên tablet */
  .reviews-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Values: 1 hàng 3 cột giữ nguyên nhưng gap nhỏ hơn */
  .values-grid { gap: var(--space-md); }

  /* Achievements: 2x2 grid */
  .achievements-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .achievement-item + .achievement-item {
    border-left: 1px solid rgba(232, 217, 192, 0.15);
  }
  .achievement-item:nth-child(3) {
    border-top: none;
    border-left: none;
  }
  .achievement-item:nth-child(4) {
    border-top: none;
  }

  /* Reviews overview: wrap */
  .reviews-overview {
    padding: var(--space-lg);
    gap: var(--space-lg);
  }
  .reviews-divider-v { display: none; }
  .reviews-metrics { justify-content: flex-start; }
}

/* --- Mobile (max 768px) --- */
@media (max-width: 768px) {

  /* Values: 1 cột */
  .values-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

  .value-card { align-items: center; text-align: center; }
  .value-card-link { margin-top: 0; }

  /* Achievements: 2 cột */
  .achievements-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .achievements-title-row {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-md);
  }

  /* Reviews grid: 1 cột */
  .reviews-grid {
    grid-template-columns: 1fr;
  }

  /* Reviews overview dạng stack dọc */
  .reviews-overview {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--space-lg);
  }

  .reviews-metrics {
    justify-content: center;
    gap: var(--space-md);
  }
}

/* --- Mobile nhỏ (max 480px) --- */
@media (max-width: 480px) {
  /* Achievements: vẫn 2 cột nhưng chữ nhỏ hơn */
  .achievement-number {
    font-size: var(--text-4xl);
  }
  .achievement-prefix {
    font-size: var(--text-2xl);
  }


/* ============================================================
   29. HEADER RIGHT & LANGUAGE SWITCHER (EN/VI)
   ============================================================ */
.header-right {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.lang-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  background-color: var(--color-cream-light);
  border: 1px solid var(--color-cream-dark);
  border-radius: var(--radius-full);
  padding: 5px 12px;
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-navy);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}

.site-header.scrolled .lang-toggle-btn {
  background-color: rgba(26, 43, 76, 0.05);
  border-color: rgba(26, 43, 76, 0.15);
}

.lang-toggle-btn:hover {
  border-color: var(--color-gold);
  color: var(--color-navy);
  box-shadow: var(--shadow-sm);
}

.lang-opt {
  opacity: 0.45;
  transition: opacity var(--transition-fast), color var(--transition-fast);
}

.lang-opt.active {
  opacity: 1;
  color: var(--color-navy);
  font-weight: 700;
}

.lang-divider {
  opacity: 0.3;
}


/* ============================================================
   30. REVIEWS EXPAND / COLLAPSE & PRODUCT TAG IN CARD
   ============================================================ */
.reviews-expand-wrap {
  text-align: center;
  margin-top: var(--space-xl);
}

.reviews-expand-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 12px 28px;
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  cursor: pointer;
  background-color: transparent;
  color: var(--color-navy);
  border: 1px solid var(--color-navy);
  transition: all var(--transition-fast);
}

.reviews-expand-btn:hover {
  background-color: var(--color-navy);
  color: var(--color-cream);
}

.reviews-expand-icon {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-base);
}

.review-product {
  font-size: var(--text-xs);
  color: var(--color-text-mid);
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(26, 43, 76, 0.04);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  margin-top: 4px;
  line-height: 1.4;
}

.review-product svg {
  flex-shrink: 0;
  color: var(--color-gold);
}