*,
*::before,
*::after {
  box-sizing: border-box;
}

:root {
  --pg-indigo: #4f46e5;
  --pg-indigo-dark: #4338ca;
  --pg-blue: #2563eb;
  --pg-cyan: #0891b2;
  --pg-slate-900: #0f172a;
  --pg-slate-700: #334155;
  --pg-accent-soft: rgba(99, 102, 241, 0.14);
  --pg-card-border: rgba(99, 102, 241, 0.1);
  --bs-primary: #4f46e5;
  --bs-primary-rgb: 79, 70, 229;
}

html,
body {
  padding: 0;
  margin: 0;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #1e293b;
  overflow-x: hidden;
  font-size: 16px;
  background: linear-gradient(165deg, #eef2ff 0%, #f8fafc 28%, #ecfeff 55%, #f1f5f9 100%);
  background-attachment: fixed;
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

.container-md {
  max-width: 1320px;
}

.site-header {
  background: linear-gradient(135deg, #ffffff 0%, #f4f6ff 38%, #eef6ff 100%);
  border-bottom-color: var(--pg-accent-soft) !important;
  box-shadow: 0 4px 28px rgba(30, 58, 138, 0.08);
}

.site-navbar {
  background: transparent !important;
}

.site-header .btn-outline-dark {
  border-color: rgba(79, 70, 229, 0.35);
  color: #312e81;
  font-weight: 500;
}

.site-header .btn-outline-dark:hover {
  background: linear-gradient(135deg, var(--pg-indigo) 0%, var(--pg-blue) 55%, var(--pg-cyan) 100%);
  border-color: transparent;
  color: #fff;
  text-decoration: none;
}

.offcanvas-header {
  background: linear-gradient(90deg, rgba(238, 242, 255, 0.9), rgba(224, 242, 254, 0.85));
  border-bottom: 1px solid var(--pg-card-border);
}

.navbar-brand img {
  width: 40px !important;
  height: 40px !important;
  object-fit: contain;
}

.navbar-brand .fw-bold {
  margin-left: 8px;
}

.nav-link {
  font-size: 1rem;
}

.nav-link:hover {
  text-decoration: none;
  color: var(--pg-indigo);
}

.navbar-nav .nav-link:focus-visible {
  color: var(--pg-indigo);
}

.btn-medium {
  padding: 0.55rem 1.2rem;
  font-size: 1rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--pg-indigo) 0%, var(--pg-blue) 52%, #0d9488 100%);
  border: none;
  box-shadow: 0 4px 14px rgba(79, 70, 229, 0.28);
}

.btn-primary:hover,
.btn-primary:focus {
  background: linear-gradient(135deg, var(--pg-indigo-dark) 0%, #1d4ed8 55%, #0f766e 100%);
  border: none;
  color: #fff;
  box-shadow: 0 6px 20px rgba(79, 70, 229, 0.35);
}

.btn-primary:active {
  background: var(--pg-indigo-dark) !important;
}

.btn-outline-primary {
  border-color: rgba(79, 70, 229, 0.55);
  color: var(--pg-indigo);
}

.btn-outline-primary:hover {
  background: linear-gradient(135deg, var(--pg-indigo), var(--pg-blue));
  border-color: transparent;
  color: #fff;
}

.btn-black {
  background: linear-gradient(135deg, #1e293b 0%, #312e81 100%);
  color: #fff;
  border-radius: 999px;
  border: none;
  box-shadow: 0 2px 10px rgba(30, 27, 75, 0.25);
}

.btn-black:hover {
  background: linear-gradient(135deg, var(--pg-indigo-dark) 0%, #1e1b4b 100%);
  color: #fff;
  box-shadow: 0 4px 16px rgba(79, 70, 229, 0.35);
}

section {
  scroll-margin-top: 80px;
}

.product-card {
  border-radius: 16px;
  overflow: hidden;
  background-color: #ffffff;
  display: flex;
  flex-direction: column;
  height: 100%;
  border: 1px solid var(--pg-card-border);
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.product-card:hover {
  transform: translateY(-3px);
  border-color: rgba(99, 102, 241, 0.22);
  box-shadow: 0 12px 36px rgba(79, 70, 229, 0.12);
}

/* ทับ Bootstrap .border-0 ให้การ์ดสินค้ามีขอบสีอ่อน */
.card.product-card.border-0 {
  border: 1px solid var(--pg-card-border) !important;
}

.card.product-card.border-0:hover {
  border-color: rgba(99, 102, 241, 0.22) !important;
}

.product-card .card-body {
  padding: 0.75rem 0.75rem 0.85rem;
  display: flex;
  flex-direction: column;
}

.product-card .card-title {
  font-size: 0.95rem;
  line-height: 1.3;
  font-weight: 600;
  min-height: 40px;
  max-height: 40px;
  overflow: hidden;
}

.product-image {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

#intro {
  background: linear-gradient(165deg, #ffffff 0%, #eef2ff 35%, #e0f2fe 70%, #f8fafc 100%);
  border-bottom: 1px solid rgba(99, 102, 241, 0.08);
}

#intro h1 {
  font-size: 2.8rem;
  background: linear-gradient(120deg, #1e293b 0%, #4338ca 45%, #0369a1 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

#intro .lead {
  font-size: 1.1rem;
  color: var(--pg-slate-700);
}

.bg-gray {
  background: linear-gradient(180deg, rgba(238, 242, 255, 0.65) 0%, rgba(241, 245, 249, 0.9) 100%);
}

/* การ์ดทั่วไป */
.card {
  border-radius: 14px;
  border: 1px solid var(--pg-card-border);
}

.card.shadow-sm {
  box-shadow: 0 4px 22px rgba(15, 23, 42, 0.07) !important;
}

.site-footer {
  font-size: 0.95rem;
  background: linear-gradient(180deg, #1e293b 0%, #0f172a 55%, #0c1222 100%);
  color: #cbd5e1;
  border-top: 1px solid rgba(129, 140, 248, 0.28) !important;
  box-shadow: 0 -12px 40px rgba(15, 23, 42, 0.15);
}

.site-footer h5,
.site-footer h6 {
  font-size: 1rem;
  color: #f8fafc;
  font-weight: 600;
}

.site-footer a {
  color: #a5b4fc;
  text-decoration: none;
}

.site-footer a:hover {
  color: #e0e7ff;
  text-decoration: underline;
}

.site-footer .text-muted {
  color: #94a3b8 !important;
}

.site-footer hr {
  border-color: rgba(148, 163, 184, 0.25);
  opacity: 1;
}

.site-footer .ratio {
  border: 1px solid rgba(129, 140, 248, 0.2);
}

.footer-registration-image {
  max-width: 110px;
  width: 100%;
  max-height: 150px;
  object-fit: contain;
}

.cookie-banner {
  font-size: 0.9rem;
}

.cookie-banner .card {
  border-radius: 16px;
  border: 1px solid rgba(99, 102, 241, 0.15);
  border-left: 4px solid var(--pg-indigo);
  background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
  box-shadow: 0 -8px 40px rgba(30, 27, 75, 0.18) !important;
}

.cookie-banner .card h6 {
  color: #312e81;
}

.cookie-banner a {
  color: var(--pg-indigo);
  font-weight: 500;
}

.card-body pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Courier New", monospace;
}

.btn-outline-secondary {
  border-color: rgba(100, 116, 139, 0.4);
  color: #475569;
}

.btn-outline-secondary:hover {
  background: rgba(238, 242, 255, 0.9);
  border-color: rgba(79, 70, 229, 0.35);
  color: #312e81;
}

.form-control:focus,
.form-select:focus {
  border-color: rgba(79, 70, 229, 0.55);
  box-shadow: 0 0 0 0.2rem rgba(79, 70, 229, 0.12);
}

.box {
  display: flex;
  flex-wrap: nowrap;
  width: 100%;
  gap: 0;
}

.item {
  flex: 0 0 calc(100% / 6);
  max-width: calc(100% / 6);
  padding: 0;
  margin: 0;
  overflow: hidden;
}

.img-jpg {
  width: 100%;
  aspect-ratio: 1 / 1;
  position: relative;
  overflow: hidden;
}

.img-jpg img {
  object-fit: cover;
  width: 100%;
  height: 100%;
}

#reviews .card-title {
  font-size: 0.95rem;
}

#reviews .review-text {
  font-size: 0.82rem;
  color: #64748b;
  margin-bottom: 0.25rem;
}

#reviews .card {
  border: 1px solid var(--pg-card-border);
  border-radius: 14px;
  background: linear-gradient(180deg, #ffffff 0%, #fafbff 100%);
}

/* ปุ่มวงกลมเพิ่มตะกร้า */
.product-card .btn-dark.rounded-circle {
  background: linear-gradient(145deg, var(--pg-indigo), #1e293b);
  border: none;
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.35);
}

.product-card .btn-dark.rounded-circle:hover {
  background: linear-gradient(145deg, var(--pg-indigo-dark), #312e81);
  color: #fff;
}

/* แบดจ์ตะกร้า */
.site-header .badge.bg-danger {
  background: linear-gradient(135deg, #dc2626, #b91c1c) !important;
}

/* Admin login */
.admin-login-view {
  position: relative;
  min-height: calc(100vh - 200px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2.75rem 1.25rem 3.25rem;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  width: 100vw;
  max-width: 100vw;
  background: linear-gradient(155deg, #0c1222 0%, #1a2744 38%, #123a4a 72%, #0d2835 100%);
  overflow: hidden;
}

.admin-login-view::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 90% 60% at 15% 10%, rgba(99, 102, 241, 0.22), transparent 55%),
    radial-gradient(ellipse 70% 50% at 85% 90%, rgba(6, 182, 212, 0.18), transparent 50%),
    radial-gradient(ellipse 50% 40% at 50% 50%, rgba(255, 255, 255, 0.03), transparent 70%);
  pointer-events: none;
}

.admin-login-view::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 75% 75% at 50% 45%, black 20%, transparent 70%);
  pointer-events: none;
}

.admin-login-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 420px;
}

.admin-login-brand {
  color: #e8eef7;
}

.admin-login-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  margin-bottom: 1rem;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.35) 0%, rgba(6, 182, 212, 0.25) 100%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #c7d2fe;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.admin-login-title {
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
  background: linear-gradient(90deg, #f8fafc 0%, #c7d2fe 50%, #a5f3fc 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.admin-login-sub {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.5;
  color: rgba(232, 238, 247, 0.72);
}

.admin-login-card {
  margin-top: 0.25rem;
  padding: 2rem 1.75rem 1.75rem;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid rgba(255, 255, 255, 0.35);
  box-shadow:
    0 4px 6px rgba(0, 0, 0, 0.04),
    0 24px 48px -12px rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(12px);
}

.admin-login-alert {
  padding: 0.75rem 1rem;
  margin-bottom: 1.25rem;
  border-radius: 12px;
  font-size: 0.9rem;
  line-height: 1.45;
  color: #991b1b;
  background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
  border: 1px solid rgba(248, 113, 113, 0.35);
}

.admin-login-label {
  font-weight: 600;
  font-size: 0.9rem;
  color: #334155;
  margin-bottom: 0.45rem;
}

.admin-login-input {
  border-radius: 12px;
  padding: 0.65rem 1rem;
  border: 1px solid #e2e8f0;
  font-size: 1rem;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.admin-login-input:focus {
  border-color: #6366f1;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.admin-login-submit {
  display: block;
  width: 100%;
  cursor: pointer;
  border: none;
  border-radius: 12px;
  padding: 0.7rem 1.25rem;
  font-weight: 600;
  font-size: 1rem;
  color: #fff;
  background: linear-gradient(135deg, #4f46e5 0%, #2563eb 48%, #0891b2 100%);
  box-shadow: 0 4px 14px rgba(79, 70, 229, 0.4);
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}

.admin-login-submit:hover {
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(79, 70, 229, 0.5);
}

.admin-login-submit:active {
  transform: translateY(0);
}

.admin-login-back {
  display: block;
  text-align: center;
  font-size: 0.9rem;
  color: #64748b;
  text-decoration: none;
  transition: color 0.15s ease;
}

.admin-login-back:hover {
  color: #4f46e5;
  text-decoration: none;
}

@media (max-width: 575.98px) {
  section.py-4,
  section.py-5,
  section.py-4.py-md-5 {
    padding-top: 1.25rem !important;
    padding-bottom: 1.5rem !important;
  }

  .container-md {
    padding-left: 0.9rem;
    padding-right: 0.9rem;
  }

  #intro h1 {
    font-size: 1.6rem;
  }

  #intro .lead {
    font-size: 0.9rem;
  }

  .btn-medium {
    width: 100%;
    display: block;
    text-align: center;
    margin-bottom: 0.4rem;
  }

  .product-image {
    height: 180px;
  }

  .box {
    flex-wrap: wrap;
  }

  .item {
    flex: 0 0 100%;
    max-width: 100%;
  }

  .footer-registration-image {
    max-width: 90px;
  }

  .admin-login-view {
    min-height: calc(100vh - 160px);
    padding: 2rem 1rem 2.5rem;
  }

  .admin-login-card {
    padding: 1.5rem 1.25rem 1.5rem;
  }

  .admin-login-title {
    font-size: 1.4rem;
  }
}