/* ==========================================
   好好選物 — 設計系統
   與主站 (public/css/style.css) 保持視覺一致
   ========================================== */

@font-face {
  font-family: "GenSenRounded2TC";
  src: url("../../css/fonts/GenSenRounded2TC-B.woff") format("woff");
  font-weight: 700;
  font-style: normal;
}
@font-face {
  font-family: "GenSenRounded2TC";
  src: url("../../css/fonts/GenSenRounded2TC-M.woff") format("woff");
  font-weight: normal;
  font-style: normal;
}

:root {
  /* === 色彩（與主站 style.css 變數一致）=== */
  --color-font:  #333333;
  --color-b1:    #41506e;   /* 深藍，主標題、footer */
  --color-b2:    #6b8ec4;   /* 淡藍，次要連結 */
  --color-o1:    #e18c5f;   /* 橘，主按鈕、CTA、价格 */
  --color-o1-dk: #c97849;   /* 橘深，hover */
  --color-br1:   #e7d3b8;   /* 米棕，border、分隔線 */
  --color-br2:   #e7d3b84d;
  --color-br3:   #e7d3b880;
  --color-br4:   #eee2d3;   /* 淡米，卡片、price-box 背景 */
  --color-br5:   #e3c8ae;
  --color-gy1:   #f5f5f0;   /* 頁面底色（灰白暖）*/
  --color-gy5:   #f1ece0;   /* section 背景（暖白）*/
  --color-gy6:   #F1EDE2;
  --color-gy3:   #8a8a8a;
  --color-gy4:   #333333;
  --color-gy7:   #cccccc;
  --color-gy8:   #dddddd;
  --color-gy9:   #999999;
  --color-g1:    #a6d4ad;   /* 綠，成團、成功 */
  --color-r1:    #f2a49c;   /* 粉紅，badge、促銷 */
  --color-y1:    #f5c170;   /* 黃，倒數、warning */
  --color-w:     #ffffff;

  /* === 字型 === */
  --font-title: "GenSenRounded2TC", "Noto Sans TC", sans-serif;
  --font-body:  "Noto Sans TC", -apple-system, BlinkMacSystemFont, sans-serif;

  /* === 圓角 === */
  --radius-sm:   8px;
  --radius-md:   12px;
  --radius-lg:   16px;
  --radius-xl:   24px;
  --radius-full: 9999px;

  /* === 陰影 === */
  --shadow-sm:  0 1px 4px rgba(65, 80, 110, 0.06);
  --shadow-md:  0 4px 14px rgba(65, 80, 110, 0.09);
  --shadow-lg:  0 8px 28px rgba(65, 80, 110, 0.12);

  /* === 過渡 === */
  --transition: all 0.3s ease;
}

/* ========== Reset ========== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--color-gy1);
  color: var(--color-font);
  line-height: 1.75;
  letter-spacing: 0.1em;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--color-b1); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--color-o1); }
img { max-width: 100%; height: auto; display: block; }

/* ========== Top Banner ========== */
.top-banner {
  background: var(--color-b1);
  color: var(--color-w);
  text-align: center;
  padding: 0.5rem 1rem;
  font-size: 0.75rem;
  font-family: var(--font-title);
  letter-spacing: 0.15em;
}

/* ========== Navbar ========== */
.navbar {
  background: var(--color-w);
  border-bottom: 1px solid var(--color-br1);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.navbar .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.navbar-brand {
  font-family: var(--font-title);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-b1);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  letter-spacing: 0.1em;
}
.navbar-brand:hover { color: var(--color-o1); }

.navbar-nav {
  display: flex;
  align-items: center;
  gap: 0.1rem;
  list-style: none;
}

.navbar-nav li {
  display: flex;
  align-items: center;
}

.navbar-nav a {
  color: var(--color-font);
  font-family: var(--font-title);
  font-size: 0.875rem;
  font-weight: normal;
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-full);
  transition: var(--transition);
  letter-spacing: 0.1em;
  height: 36px;
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
}
.navbar-nav a:hover,
.navbar-nav a.active {
  color: var(--color-o1);
  background: var(--color-br4);
}

.navbar-cart,
.navbar-orders {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.cart-badge,
.orders-badge {
  position: absolute;
  top: -4px;
  right: -6px;
  background: var(--color-o1);
  color: var(--color-w);
  font-size: 0.6rem;
  width: 17px;
  height: 17px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-family: var(--font-title);
}

.navbar-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.4rem;
  cursor: pointer;
  color: var(--color-b1);
  padding: 0.4rem;
}

.nav-login.btn {
  background: var(--color-o1) !important;
  color: var(--color-w) !important;
  border: none !important;
  height: 36px;
  padding: 0 1rem;
  font-size: 0.875rem;
}
.nav-login.btn:hover {
  background: var(--color-o1-dk) !important;
  color: var(--color-w) !important;
}

/* ========== Container ========== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.7rem 1.6rem;
  border: 2px solid transparent;
  border-radius: var(--radius-full);
  font-family: var(--font-title);
  font-size: 0.875rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  letter-spacing: 0.1em;
}

.btn-primary {
  background: var(--color-o1);
  color: var(--color-w);
  border-color: var(--color-o1);
}
.btn-primary:hover {
  background: var(--color-o1-dk);
  border-color: var(--color-o1-dk);
  color: var(--color-w);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(225, 140, 95, 0.35);
}

.btn-secondary {
  background: var(--color-b1);
  color: var(--color-w);
  border-color: var(--color-b1);
}
.btn-secondary:hover {
  background: #334059;
  border-color: #334059;
  color: var(--color-w);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--color-o1);
  color: var(--color-o1);
}
.btn-outline:hover {
  background: var(--color-o1);
  color: var(--color-w);
}

.btn-outline-sage {
  background: transparent;
  border: 2px solid var(--color-br1);
  color: var(--color-b1);
}
.btn-outline-sage:hover {
  background: var(--color-br4);
  border-color: var(--color-br5);
  color: var(--color-b1);
}

.btn-danger {
  background: #d97b7b;
  color: var(--color-w);
  border-color: #d97b7b;
}
.btn-danger:hover {
  background: #c06060;
  border-color: #c06060;
  color: var(--color-w);
}

.btn-line { background: #06C755; color: var(--color-w); border-color: #06C755; }
.btn-line:hover { background: #05b04c; color: var(--color-w); border-color: #05b04c; }

.btn-sm  { padding: 0.35rem 1rem; font-size: 0.8rem; }
.btn-lg  { padding: 0.875rem 2.2rem; font-size: 0.95rem; }
.btn-block { width: 100%; }

/* ========== Hero Banner ========== */
.hero {
  background: linear-gradient(160deg, var(--color-gy5) 0%, var(--color-br4) 100%);
  border-bottom: 1px solid var(--color-br1);
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3.5rem 1.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
  min-height: 360px;
}

.hero-content { position: relative; z-index: 2; }

.hero-kicker {
  display: inline-flex;
  align-items: center;
  color: var(--color-o1);
  font-family: var(--font-title);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  margin-bottom: 0.6rem;
}

.hero-content h1 {
  font-family: var(--font-title);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--color-b1);
  line-height: 1.3;
  margin-bottom: 1rem;
  letter-spacing: 0.15em;
}
.hero-content h1 span { color: var(--color-o1); }

.hero-content p {
  color: var(--color-gy3);
  font-size: 1rem;
  margin-bottom: 1.75rem;
  letter-spacing: 0.1em;
  max-width: 30rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 1.75rem;
  max-width: 420px;
}

.hero-metrics div {
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid var(--color-br1);
  border-radius: var(--radius-md);
  padding: 0.7rem 0.75rem;
}

.hero-metrics strong,
.hero-metrics span {
  display: block;
  font-family: var(--font-title);
}

.hero-metrics strong {
  color: var(--color-b1);
  font-size: 1rem;
  line-height: 1.2;
}

.hero-metrics span {
  color: var(--color-gy3);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
}

.hero-deco {
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

/* ========== Category Cards ========== */
.category-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin: 2.5rem 0;
}

.category-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  display: flex;
  align-items: flex-end;
  padding: 1.25rem 1.5rem;
  text-decoration: none;
  transition: var(--transition);
  border: 1px solid var(--color-br1);
}
.category-card:nth-child(1) { background: linear-gradient(135deg, #fdecd8, #f9dfc5); }
.category-card:nth-child(2) { background: linear-gradient(135deg, #ddeae8, #ccddd9); }
.category-card:nth-child(3) { background: linear-gradient(135deg, #fdf3e0, #f9e8c5); }
.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-br5);
}

.category-card-img {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -62%);
  width: 72px;
  height: 72px;
  object-fit: contain;
}
.category-card-label {
  font-family: var(--font-title);
  font-weight: 700;
  color: var(--color-b1);
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  z-index: 1;
}

.category-card-count {
  position: absolute;
  right: 1rem;
  bottom: 1.2rem;
  color: var(--color-gy3);
  font-family: var(--font-title);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  z-index: 1;
}

/* ========== Intro ========== */
.select-intro {
  display: grid;
  grid-template-columns: minmax(240px, 0.82fr) 1fr;
  gap: 2rem;
  align-items: center;
  background: var(--color-w);
  border: 1px solid var(--color-br1);
  border-radius: var(--radius-lg);
  padding: 1.75rem 2rem;
  margin-bottom: 2rem;
}

.intro-label {
  display: block;
  color: var(--color-b2);
  font-family: var(--font-title);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  margin-bottom: 0.45rem;
}

.select-intro h2 {
  font-family: var(--font-title);
  color: var(--color-b1);
  font-size: 1.25rem;
  line-height: 1.55;
}

.select-intro p {
  color: var(--color-gy3);
  font-size: 0.9rem;
  line-height: 1.9;
  letter-spacing: 0.08em;
}

.buying-guide {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.9rem;
  margin: 1.5rem 0 2rem;
}

.buying-guide article {
  background: var(--color-w);
  border: 1px solid var(--color-br1);
  border-radius: var(--radius-lg);
  padding: 1rem;
  box-shadow: var(--shadow-sm);
}

.buying-guide strong {
  display: block;
  color: var(--color-b1);
  font-family: var(--font-title);
  font-size: 0.92rem;
  margin-bottom: 0.35rem;
  letter-spacing: 0.08em;
}

.buying-guide span {
  display: block;
  color: var(--color-gy3);
  font-size: 0.8rem;
  line-height: 1.7;
  letter-spacing: 0.05em;
}

/* ========== Section Header ========== */
.section-header { text-align: center; margin: 3rem 0 2rem; }
.section-header h2 {
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-b1);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  letter-spacing: 0.15em;
}

.section-dots { display: flex; justify-content: center; gap: 5px; margin-top: 0.6rem; }
.section-dots span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-o1);
  opacity: 0.5;
}
.section-dots span:nth-child(3) { opacity: 1; }

/* ========== Product Grid ========== */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  padding: 0 0 2rem;
}

/* ========== Card ========== */
.card {
  background: var(--color-w);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  border: 1px solid var(--color-br1);
  text-decoration: none;
  color: inherit;
  display: block;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-br5);
}

.card-img-wrap {
  position: relative;
  background: var(--color-br4);
  overflow: hidden;
}
.card-img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.card:hover .card-img { transform: scale(1.04); }

.card-body { padding: 1rem 1.1rem 1.2rem; }

.card-category {
  font-family: var(--font-title);
  font-size: 0.65rem;
  color: var(--color-b2);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: normal;
  margin-bottom: 0.3rem;
  display: block;
}

.card-title {
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-b1);
  margin-bottom: 0.5rem;
  line-height: 1.4;
  letter-spacing: 0.1em;
}

.card-desc {
  font-size: 0.78rem;
  color: var(--color-gy3);
  margin-bottom: 0.7rem;
  line-height: 1.6;
  letter-spacing: 0.05em;
  min-height: 2.5rem;
}

.card-price { display: flex; align-items: baseline; gap: 0.5rem; }
.card-price .current {
  font-family: var(--font-title);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-o1);
}
.card-price .original {
  font-size: 0.78rem;
  color: var(--color-gy7);
  text-decoration: line-through;
}

.product-badge {
  position: absolute;
  top: 0.8rem;
  left: 0.8rem;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  border-radius: var(--radius-full);
  padding: 0.2rem 0.65rem;
  font-family: var(--font-title);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  box-shadow: var(--shadow-sm);
}

.product-badge.is-preorder {
  background: var(--color-o1);
  color: var(--color-w);
}

.product-badge.is-stock {
  background: var(--color-g1);
  color: #2d5f39;
}

.product-badge.is-highlight {
  background: var(--color-r1);
  color: var(--color-w);
}

.card-reason {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.75rem;
}

.card-reason span {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  border: 1px solid var(--color-br1);
  border-radius: var(--radius-full);
  background: var(--color-gy5);
  color: var(--color-b1);
  padding: 0.18rem 0.58rem;
  font-family: var(--font-title);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
}

.card-link {
  display: inline-flex;
  align-items: center;
  color: var(--color-b2);
  font-family: var(--font-title);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  margin-top: 0.8rem;
}

.card:hover .card-link { color: var(--color-o1); }

/* ========== Group Progress ========== */
.group-progress { margin-top: 0.7rem; }

.group-progress-bar {
  height: 5px;
  background: var(--color-br2);
  border-radius: var(--radius-full);
  overflow: hidden;
}
.group-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-g1), var(--color-o1));
  border-radius: var(--radius-full);
  transition: width 0.5s ease;
}

.group-progress-text {
  font-size: 0.68rem;
  color: var(--color-gy3);
  margin-top: 4px;
  display: flex;
  justify-content: space-between;
  font-family: var(--font-title);
  letter-spacing: 0.05em;
}
.countdown { color: var(--color-y1); font-weight: 700; }

/* ========== Search Bar ========== */
.search-bar {
  display: flex;
  justify-content: center;
  margin: 1.5rem 0;
}
.search-bar-inner {
  display: flex;
  gap: 0.5rem;
  width: 100%;
  max-width: 480px;
}

.product-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 0 1rem;
}

.product-toolbar p {
  color: var(--color-gy3);
  font-family: var(--font-title);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
}

.product-toolbar label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-b1);
  font-family: var(--font-title);
  font-size: 0.78rem;
  white-space: nowrap;
}

.product-toolbar .form-control {
  width: 160px;
  padding-top: 0.45rem;
  padding-bottom: 0.45rem;
  font-size: 0.82rem;
}

.chip {
  padding: 0.35rem 1.1rem;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--color-br1);
  background: var(--color-w);
  font-size: 0.8rem;
  cursor: pointer;
  transition: var(--transition);
  color: var(--color-gy3);
  font-family: var(--font-title);
  font-weight: normal;
  letter-spacing: 0.1em;
}
.chip:hover { border-color: var(--color-o1); color: var(--color-o1); }
.chip.active {
  background: var(--color-o1);
  border-color: var(--color-o1);
  color: var(--color-w);
}

/* ========== Forms ========== */
.form-group { margin-bottom: 1rem; }

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-b1);
  margin-bottom: 0.4rem;
  font-family: var(--font-title);
  letter-spacing: 0.1em;
}

.form-control {
  width: 100%;
  padding: 0.7rem 1rem;
  border: 1.5px solid var(--color-br1);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition);
  background: var(--color-w);
  color: var(--color-font);
  letter-spacing: 0.05em;
}
.form-control:focus {
  outline: none;
  border-color: var(--color-o1);
  box-shadow: 0 0 0 3px rgba(225, 140, 95, 0.15);
}
.form-control::placeholder { color: var(--color-gy8); }

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238a8a8a' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

/* ========== Badges ========== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  border-radius: var(--radius-full);
  font-size: 0.68rem;
  font-weight: 700;
  font-family: var(--font-title);
  letter-spacing: 0.08em;
}
.badge-active    { background: #d8eedd; color: #2d6a4f; }
.badge-inactive  { background: var(--color-br4); color: var(--color-gy3); }
.badge-pending   { background: #fdf3d5; color: #8a6000; }
.badge-paid      { background: #d6eaf5; color: #1a5e8a; }
.badge-shipped   { background: #e8e0f5; color: #4a2f8a; }
.badge-completed { background: #d8eedd; color: #2d6a4f; }
.badge-cancelled { background: #fde0e0; color: #8a2020; }

/* ========== Page Header ========== */
.page-header { padding: 2rem 0 1.25rem; }
.page-header h1 {
  font-family: var(--font-title);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-b1);
  letter-spacing: 0.15em;
}
.page-header p { color: var(--color-gy3); margin-top: 0.3rem; letter-spacing: 0.08em; }

/* ========== Table ========== */
.table-wrap { overflow-x: auto; border-radius: var(--radius-lg); }
table { width: 100%; border-collapse: collapse; background: var(--color-w); }
th, td { padding: 0.75rem 1rem; text-align: left; font-size: 0.85rem; }
th {
  background: var(--color-gy5);
  font-weight: 700;
  color: var(--color-b1);
  border-bottom: 2px solid var(--color-br1);
  font-family: var(--font-title);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
}
tr:not(:last-child) td { border-bottom: 1px solid var(--color-br2); }
tr:hover td { background: #fdf7f2; }

/* ========== Modal ========== */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(65, 80, 110, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  backdrop-filter: blur(3px);
}
.modal-overlay.active { opacity: 1; pointer-events: auto; }

.modal {
  background: var(--color-w);
  border-radius: var(--radius-xl);
  padding: 2rem;
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(16px) scale(0.98);
  transition: var(--transition);
  box-shadow: var(--shadow-lg);
}
.modal-overlay.active .modal { transform: translateY(0) scale(1); }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1.5px solid var(--color-br1);
}
.modal-header h3 {
  font-family: var(--font-title);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-b1);
  letter-spacing: 0.1em;
}
.modal-close {
  background: var(--color-br4);
  border: none;
  font-size: 1.1rem;
  cursor: pointer;
  color: var(--color-gy3);
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  line-height: 1;
}
.modal-close:hover { background: var(--color-br1); color: var(--color-b1); }

/* ========== Toast ========== */
.toast-container {
  position: fixed;
  top: 80px;
  right: 20px;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.toast {
  background: var(--color-w);
  border-radius: var(--radius-md);
  padding: 0.8rem 1.25rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  animation: slideIn 0.3s ease;
  min-width: 240px;
  font-size: 0.875rem;
  border-left: 4px solid var(--color-b1);
  letter-spacing: 0.05em;
}
.toast-success { border-left-color: var(--color-g1); }
.toast-error   { border-left-color: #d97b7b; }
.toast-info    { border-left-color: var(--color-b2); }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to   { transform: translateX(0);    opacity: 1; }
}

/* ========== Empty State ========== */
.empty-state { text-align: center; padding: 3.5rem; color: var(--color-gy3); }
.empty-state .icon { font-size: 3.5rem; margin-bottom: 1rem; }
.empty-state p { font-size: 1rem; font-family: var(--font-title); letter-spacing: 0.1em; }
.empty-hint {
  text-align: center;
  color: var(--color-gy3);
  font-family: var(--font-title);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  padding: 2rem 0;
}

/* ========== Newsletter ========== */
.newsletter {
  background: linear-gradient(135deg, var(--color-gy5), var(--color-br4));
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-br1);
  padding: 3rem;
  margin: 3rem 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
}
.newsletter-content h3 {
  font-family: var(--font-title);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-b1);
  margin-bottom: 0.5rem;
  letter-spacing: 0.15em;
}
.newsletter-content p {
  color: var(--color-gy3);
  font-size: 0.9rem;
  margin-bottom: 1rem;
  letter-spacing: 0.08em;
}
.newsletter-deco { display: flex; align-items: center; justify-content: center; }

/* ========== Features ========== */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  padding: 2rem 0 3rem;
}
.feature-card {
  padding: 1.75rem 1.5rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--color-w);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-br1);
  transition: var(--transition);
}
.feature-card:hover { box-shadow: var(--shadow-md); border-color: var(--color-br5); }
.feature-card .icon {
  font-size: 2.2rem;
  margin-bottom: 0.75rem;
  display: flex;
  justify-content: center;
}
.feature-card h4 {
  font-family: var(--font-title);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-b1);
  margin-bottom: 0.4rem;
  letter-spacing: 0.1em;
}
.feature-card p { font-size: 0.8rem; color: var(--color-gy3); line-height: 1.7; letter-spacing: 0.05em; }

/* ========== Footer ========== */
.footer {
  background: var(--color-b1);
  padding: 2.5rem 0 0;
  margin-top: 0;
}
.footer .container { padding-bottom: 0; }

.footer-brand { text-align: center; margin-bottom: 0.75rem; }
.footer-brand .logo {
  font-family: var(--font-title);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-w);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  letter-spacing: 0.15em;
}

.footer-info { text-align: center; font-size: 0.8rem; color: var(--color-br3); margin-bottom: 1.25rem; letter-spacing: 0.08em; }

.footer-social { display: flex; justify-content: center; gap: 0.75rem; margin-bottom: 1.5rem; }
.footer-social a {
  width: 34px; height: 34px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; color: var(--color-w);
  background: rgba(255,255,255,0.15);
  transition: var(--transition);
}
.footer-social a:hover { background: var(--color-o1); color: var(--color-w); transform: translateY(-2px); }

.footer-nav {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  padding: 1.25rem 0;
  border-top: 1px solid rgba(255,255,255,0.12);
  flex-wrap: wrap;
}
.footer-nav a {
  font-family: var(--font-title);
  font-size: 0.75rem;
  color: var(--color-br3);
  letter-spacing: 0.1em;
}
.footer-nav a:hover { color: var(--color-w); }

/* ========== Utility ========== */
.text-center { text-align: center; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.hidden { display: none !important; }
.flex { display: flex; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }

/* ========== Floating Checkout ========== */
.checkout-fab {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 80;
  display: none;
  align-items: center;
  gap: 0.75rem;
  min-width: 178px;
  padding: 0.85rem 1rem;
  border-radius: 18px;
  background: var(--color-o1);
  color: var(--color-w);
  box-shadow: 0 16px 35px rgba(65, 80, 110, 0.22);
  font-family: var(--font-title);
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.checkout-fab:hover {
  color: var(--color-w);
  transform: translateY(-2px);
  box-shadow: 0 18px 40px rgba(65, 80, 110, 0.28);
}
.checkout-fab-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  font-size: 0.9rem;
  font-weight: 700;
  flex: 0 0 auto;
}
.checkout-fab strong {
  display: block;
  font-size: 0.92rem;
  letter-spacing: 0.08em;
  line-height: 1.2;
}
.checkout-fab small {
  display: block;
  margin-top: 0.2rem;
  font-size: 0.68rem;
  color: rgba(255, 255, 255, 0.86);
  letter-spacing: 0.04em;
  line-height: 1.2;
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .navbar-toggle { display: block; }
  .navbar-nav {
    display: none;
    position: absolute;
    top: 70px; left: 0; right: 0;
    background: var(--color-w);
    flex-direction: column;
    padding: 1rem;
    box-shadow: var(--shadow-lg);
    border-top: 1px solid var(--color-br1);
    gap: 0.2rem;
  }
  .navbar-nav.open { display: flex; }

  .hero-inner { grid-template-columns: 1fr; text-align: center; padding: 2.5rem 1.5rem; min-height: auto; }
  .hero-content p { margin: 0 auto 1.5rem; }
  .hero-actions { justify-content: center; }
  .hero-metrics { margin-left: auto; margin-right: auto; }
  .hero-deco { margin-top: 1.5rem; justify-content: center; }
  .hero-deco img { max-width: 220px; margin: 0 auto; }

  .category-cards { grid-template-columns: 1fr; gap: 0.75rem; }
  .category-card { aspect-ratio: 3/1; }
  .category-card-img { left: auto; right: 1rem; transform: translateY(-50%); }
  .category-card-count { right: auto; left: 1.5rem; bottom: 0.65rem; }

  .select-intro {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 1.4rem;
  }

  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 0.9rem; }
  .product-toolbar { align-items: flex-start; flex-direction: column; }

  .newsletter { grid-template-columns: 1fr; padding: 2rem; }
  .newsletter-deco { display: none; }

  .features { grid-template-columns: 1fr; gap: 1rem; }
  .buying-guide { grid-template-columns: 1fr; }

  .footer-nav { gap: 1rem; }
}

@media (max-width: 480px) {
  .hero-metrics { grid-template-columns: 1fr; }
  .hero-actions .btn { width: 100%; }
  .search-bar-inner { flex-direction: column; }
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 0.6rem; }
  .card-body { padding: 0.75rem; }
  .card-title { font-size: 0.85rem; }
  .card-price .current { font-size: 0.95rem; }
  .product-badge { top: 0.55rem; left: 0.55rem; font-size: 0.62rem; }
  .card-desc { display: none; }
  .checkout-fab {
    right: 0.85rem;
    bottom: 0.85rem;
    min-width: 160px;
    padding: 0.75rem 0.85rem;
  }
}