/* ===================================================
   速來得網購團購網 - 品牌共用樣式
   =================================================== */

:root {
  --color-primary: #0f6ea8;
  --color-primary-dark: #0a4d78;
  --color-primary-light: #e6f3fb;
  --color-secondary: #1cb6a0;
  --color-accent: #ff6f3c;
  --color-accent-dark: #e2551f;
  --color-bg: #f5fafd;
  --color-surface: #ffffff;
  --color-text: #16303f;
  --color-muted: #64798a;
  --color-border: #dceaf3;
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-soft: 0 8px 24px rgba(15, 110, 168, 0.1);
  --shadow-card: 0 4px 14px rgba(15, 110, 168, 0.08);
  --header-height: 72px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", system-ui, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  padding-top: var(--header-height);
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; margin: 0; padding: 0; }
button { font-family: inherit; cursor: pointer; }

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
}

.nav-wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 20px;
  color: var(--color-primary-dark);
  white-space: nowrap;
}

.brand-logo {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
  font-weight: 800;
  flex-shrink: 0;
}

.brand small {
  display: block;
  font-size: 11px;
  font-weight: 400;
  color: var(--color-muted);
}

.main-nav ul {
  display: flex;
  gap: 4px;
}

.main-nav a {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 999px;
  font-weight: 500;
  color: var(--color-text);
  transition: background 0.2s, color 0.2s;
}

.main-nav a:hover {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

.main-nav a.active {
  background: var(--color-primary);
  color: #fff;
}

.nav-cart-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: 999px;
  background: var(--color-accent);
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
  transition: background 0.2s;
}
.nav-cart-btn:hover { background: var(--color-accent-dark); }

.cart-badge {
  position: absolute;
  top: -6px;
  right: -6px;
  background: #fff;
  color: var(--color-accent-dark);
  font-size: 11px;
  font-weight: 800;
  min-width: 18px;
  height: 18px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border: none;
  background: var(--color-primary-light);
  border-radius: var(--radius-sm);
  font-size: 18px;
  color: var(--color-primary-dark);
}

@media (max-width: 860px) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .main-nav {
    position: absolute;
    top: var(--header-height);
    left: 0; right: 0;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    display: none;
    box-shadow: var(--shadow-soft);
  }
  .main-nav.open { display: block; }
  .main-nav ul { flex-direction: column; padding: 12px; gap: 4px; }
  .main-nav a { display: block; text-align: center; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  border: none;
  transition: transform 0.15s, box-shadow 0.15s, background 0.2s;
}
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--color-accent);
  color: #fff;
  box-shadow: 0 6px 16px rgba(255, 111, 60, 0.35);
}
.btn-primary:hover { background: var(--color-accent-dark); }

.btn-outline {
  background: #fff;
  color: var(--color-primary-dark);
  border: 2px solid var(--color-primary);
}
.btn-outline:hover { background: var(--color-primary-light); }

.btn-secondary {
  background: var(--color-primary);
  color: #fff;
}
.btn-secondary:hover { background: var(--color-primary-dark); }

.btn-block { width: 100%; }
.btn-sm { padding: 8px 16px; font-size: 13px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(180deg, var(--color-primary-light) 0%, var(--color-bg) 100%);
  padding: 56px 0 40px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 40px;
  align-items: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #fff;
  border: 1px solid var(--color-border);
  color: var(--color-primary-dark);
  font-size: 13px;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: 42px;
  line-height: 1.3;
  margin: 0 0 16px;
  color: var(--color-primary-dark);
}

.hero h1 span { color: var(--color-accent); }

.hero p {
  font-size: 16px;
  color: var(--color-muted);
  margin-bottom: 28px;
  max-width: 480px;
}

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}
.hero-media img { width: 100%; height: 100%; object-fit: cover; }

.hero-stats {
  display: flex;
  gap: 28px;
  margin-top: 36px;
  flex-wrap: wrap;
}
.hero-stats div strong {
  display: block;
  font-size: 26px;
  color: var(--color-primary-dark);
}
.hero-stats div span {
  font-size: 13px;
  color: var(--color-muted);
}

/* ---------- Section ---------- */
section { padding: 56px 0; }
.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 36px;
}
.section-tag {
  color: var(--color-secondary);
  font-weight: 800;
  letter-spacing: 2px;
  font-size: 13px;
  text-transform: uppercase;
}
.section-head h2 {
  font-size: 30px;
  color: var(--color-primary-dark);
  margin: 8px 0 10px;
}
.section-head p { color: var(--color-muted); }

/* ---------- Feature Grid ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.feature-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 26px 20px;
  text-align: center;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border);
}
.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
}
.feature-card h3 { margin: 0 0 8px; font-size: 16px; color: var(--color-text); }
.feature-card p { margin: 0; font-size: 13px; color: var(--color-muted); }

@media (max-width: 860px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- Product Grid & Card ---------- */
.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 8px 18px;
  flex: 1;
  min-width: 220px;
  max-width: 360px;
}
.search-box input {
  border: none;
  outline: none;
  flex: 1;
  font-size: 14px;
  background: transparent;
}

.chip-group { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: #fff;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-muted);
}
.chip.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

@media (max-width: 1024px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 720px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
}

.product-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  transition: transform 0.2s, box-shadow 0.2s;
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 30px rgba(15, 110, 168, 0.16);
}

.product-thumb { position: relative; aspect-ratio: 1 / 1; overflow: hidden; background: var(--color-primary-light); }
.product-thumb img { width: 100%; height: 100%; object-fit: cover; }

.product-badge {
  position: absolute;
  top: 10px; left: 10px;
  background: var(--color-accent);
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 999px;
}
.product-badge.group {
  left: auto;
  right: 10px;
  background: var(--color-secondary);
}

.product-body { padding: 16px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.product-cat { font-size: 12px; color: var(--color-secondary); font-weight: 700; }
.product-name { font-size: 15px; font-weight: 700; color: var(--color-text); }
.product-spec { font-size: 12px; color: var(--color-muted); }

.product-price-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-top: auto;
}
.price-now { font-size: 19px; font-weight: 800; color: var(--color-accent-dark); }
.price-old { font-size: 13px; color: var(--color-muted); text-decoration: line-through; }

.product-actions { display: flex; gap: 8px; margin-top: 6px; }
.qty-input {
  width: 52px;
  text-align: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 8px 4px;
}

/* ---------- Story page ---------- */
.story-hero {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}
.story-hero img { width: 100%; height: 340px; object-fit: cover; }
.story-hero-caption {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 26px 30px;
  background: linear-gradient(0deg, rgba(10,77,120,0.85), transparent);
  color: #fff;
}
.story-hero-caption h1 { margin: 0; font-size: 30px; }
.story-hero-caption p { margin: 6px 0 0; opacity: 0.9; }

.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 10px;
}
.timeline-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 22px 18px;
  box-shadow: var(--shadow-card);
}
.timeline-item .year { color: var(--color-accent-dark); font-weight: 800; font-size: 20px; }
.timeline-item h4 { margin: 6px 0; color: var(--color-primary-dark); }
.timeline-item p { margin: 0; font-size: 13px; color: var(--color-muted); }

@media (max-width: 860px) {
  .timeline { grid-template-columns: repeat(2, 1fr); }
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 860px) { .value-grid { grid-template-columns: 1fr; } }

.value-card {
  background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  border-radius: var(--radius-md);
  padding: 28px 24px;
}
.value-card h3 { margin: 0 0 10px; }
.value-card p { margin: 0; opacity: 0.9; font-size: 14px; }

/* ---------- Cart page ---------- */
.cart-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 28px;
  align-items: start;
}
@media (max-width: 900px) {
  .cart-layout { grid-template-columns: 1fr; }
}

.cart-list {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.cart-row {
  display: grid;
  grid-template-columns: 72px 1fr auto auto auto;
  gap: 14px;
  align-items: center;
  padding: 16px;
  border-bottom: 1px solid var(--color-border);
}
.cart-row:last-child { border-bottom: none; }
.cart-row img { width: 72px; height: 72px; border-radius: var(--radius-sm); object-fit: cover; }
.cart-row .name { font-weight: 700; font-size: 14px; }
.cart-row .spec { font-size: 12px; color: var(--color-muted); }
.cart-row .price { font-weight: 800; color: var(--color-accent-dark); white-space: nowrap; }

.qty-control {
  display: flex;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  overflow: hidden;
}
.qty-control button {
  width: 28px; height: 28px;
  border: none;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-weight: 700;
}
.qty-control span { width: 32px; text-align: center; font-size: 13px; }

.remove-btn {
  border: none;
  background: none;
  color: #c0392b;
  font-size: 13px;
  font-weight: 700;
}

.cart-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--color-muted);
}
.cart-empty .icon { font-size: 44px; margin-bottom: 12px; }

.summary-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-card);
}
.summary-card h3 { margin-top: 0; color: var(--color-primary-dark); }
.summary-row {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  margin-bottom: 10px;
  color: var(--color-muted);
}
.summary-row.total {
  font-size: 18px;
  font-weight: 800;
  color: var(--color-text);
  border-top: 1px dashed var(--color-border);
  padding-top: 14px;
  margin-top: 14px;
}
.summary-note {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 12px;
  margin: 14px 0;
}

/* ---------- Member page ---------- */
.member-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 28px;
  align-items: start;
}
@media (max-width: 900px) {
  .member-layout { grid-template-columns: 1fr; }
}

.member-card {
  background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 30px 24px;
  text-align: center;
}
.member-avatar {
  width: 84px; height: 84px;
  border-radius: 50%;
  background: rgba(255,255,255,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 34px;
  margin: 0 auto 14px;
  border: 3px solid rgba(255,255,255,0.5);
}
.member-card h3 { margin: 4px 0; }
.member-level {
  display: inline-block;
  background: rgba(255,255,255,0.2);
  padding: 4px 14px;
  border-radius: 999px;
  font-size: 12px;
  margin-top: 6px;
}
.member-points {
  margin-top: 18px;
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-md);
  padding: 14px;
}
.member-points strong { font-size: 24px; display: block; }
.member-points span { font-size: 12px; opacity: 0.85; }

.form-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-card);
}
.form-card h3 { margin-top: 0; color: var(--color-primary-dark); }
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 600px) { .form-grid { grid-template-columns: 1fr; } }

.form-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 4px; }
.form-field.full { grid-column: 1 / -1; }
.form-field label { font-size: 13px; font-weight: 700; color: var(--color-text); }
.form-field input, .form-field textarea {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
}
.form-field input:focus, .form-field textarea:focus { border-color: var(--color-primary); }

.auth-tabs { display: flex; gap: 8px; margin-bottom: 20px; }
.auth-tabs button {
  flex: 1;
  padding: 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: #fff;
  font-weight: 700;
  color: var(--color-muted);
}
.auth-tabs button.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

.form-msg { font-size: 13px; padding: 10px 14px; border-radius: var(--radius-sm); margin-bottom: 14px; display: none; }
.form-msg.show { display: block; }
.form-msg.success { background: #e5f8ef; color: #1a9b62; }
.form-msg.error { background: #fdecea; color: #c0392b; }

.order-history { margin-top: 24px; }
.order-item {
  display: flex;
  justify-content: space-between;
  padding: 14px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
  font-size: 13px;
}

/* ---------- CTA banner ---------- */
.cta-banner {
  background: linear-gradient(120deg, var(--color-primary-dark), var(--color-primary));
  border-radius: var(--radius-lg);
  padding: 44px;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.cta-banner h2 { margin: 0 0 8px; font-size: 26px; }
.cta-banner p { margin: 0; opacity: 0.85; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-primary-dark);
  color: #fff;
  padding: 46px 0 20px;
  margin-top: 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 28px;
  margin-bottom: 30px;
}
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-grid h4 { margin: 0 0 14px; font-size: 15px; }
.footer-grid ul li { margin-bottom: 8px; font-size: 13px; opacity: 0.85; }
.footer-brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 18px; margin-bottom: 12px; }
.footer-desc { font-size: 13px; opacity: 0.8; max-width: 320px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 18px;
  text-align: center;
  font-size: 12px;
  opacity: 0.7;
}

/* ---------- Dashboard ---------- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 28px;
}
@media (max-width: 860px) { .stat-grid { grid-template-columns: repeat(2, 1fr); } }

.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-card);
}
.stat-card span { font-size: 13px; color: var(--color-muted); }
.stat-card strong { display: block; font-size: 26px; color: var(--color-primary-dark); margin-top: 6px; }

.dashboard-table-wrap {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow-x: auto;
  box-shadow: var(--shadow-card);
}
.dashboard-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  min-width: 720px;
}
.dashboard-table th, .dashboard-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}
.dashboard-table th {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-weight: 700;
  white-space: nowrap;
}
.dashboard-table select {
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  font-size: 12px;
}

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--color-text);
  color: #fff;
  padding: 12px 22px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s, transform 0.25s;
  z-index: 2000;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.badge-line { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }
.badge-line span {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-size: 12px;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 999px;
}