:root {
  color-scheme: light;
  --bg: #f8fafc;
  --bg-soft: #eef6ff;
  --surface: #ffffff;
  --surface-strong: #f1f5f9;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --secondary: #7c3aed;
  --accent: #14b8a6;
  --success: #16a34a;
  --warning: #f59e0b;
  --danger: #dc2626;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --ring: rgba(37, 99, 235, 0.28);
  --shadow-sm: 0 6px 18px rgba(15, 23, 42, 0.07);
  --shadow-md: 0 18px 45px rgba(15, 23, 42, 0.12);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --container: 1180px;
  --ease: 180ms ease;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  background:
    radial-gradient(circle at 10% 10%, rgba(255, 0, 128, 0.18), transparent 50%),
    radial-gradient(circle at 90% 10%, rgba(124, 58, 237, 0.22), transparent 50%),
    radial-gradient(circle at 90% 90%, rgba(56, 189, 248, 0.25), transparent 50%),
    radial-gradient(circle at 10% 90%, rgba(16, 185, 129, 0.18), transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(236, 72, 153, 0.15), transparent 60%),
    #f8fafc;
  background-attachment: fixed;
  color: var(--text);
}

body::selection {
  background: rgba(37, 99, 235, 0.18);
}

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

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--ease), background var(--ease), box-shadow var(--ease), transform var(--ease);
}

a:hover {
  color: var(--secondary);
}

button,
input,
textarea,
select {
  font: inherit;
}

button,
input[type="submit"] {
  cursor: pointer;
}

:focus-visible {
  outline: 3px solid var(--ring);
  outline-offset: 3px;
  border-radius: 6px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 50;
  padding: 0.65rem 0.9rem;
  border-radius: var(--radius-sm);
  background: var(--text);
  color: #ffffff;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-page {
  display: flex;
  min-height: 100vh;
  flex-direction: column;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(226, 232, 240, 0.84);
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(32px) saturate(180%);
  -webkit-backdrop-filter: blur(32px) saturate(180%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
}

.nav-shell {
  width: min(100% - 32px, var(--container));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text);
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: inline-grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #ffffff;
  box-shadow: 0 12px 28px rgba(37, 99, 235, 0.24);
  font-size: 1rem;
  font-weight: 900;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0.5rem 0.85rem;
  border-radius: 999px;
  color: var(--muted);
  font-weight: 700;
}

.nav-link:hover,
.nav-link.is-active {
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(8px);
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.site-main {
  width: min(100% - 32px, var(--container));
  margin: 0 auto;
  flex: 1;
  padding: clamp(1.5rem, 4vw, 3.5rem) 0;
}

.section {
  margin-top: clamp(1.5rem, 3vw, 2.5rem);
}

.page-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.eyebrow {
  margin: 0 0 0.45rem;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--text);
  line-height: 1.15;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(2.15rem, 5vw, 4.5rem);
  max-width: 12ch;
}

h2 {
  font-size: clamp(1.45rem, 3vw, 2.2rem);
}

h3 {
  font-size: clamp(1.1rem, 2vw, 1.45rem);
}

p {
  margin: 0;
  color: var(--muted);
}

.lead {
  max-width: 62ch;
  margin-top: 1rem;
  color: #475569;
  font-size: clamp(1rem, 2vw, 1.14rem);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.85fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: center;
  min-height: calc(100vh - 145px);
  padding-bottom: 1rem;
}

.hero-copy {
  min-width: 0;
}

.hero-actions,
.actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

.hero-media {
  position: relative;
  min-height: 430px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #0f172a;
  box-shadow: var(--shadow-md);
}

.hero-media img {
  width: 100%;
  height: 100%;
  min-height: 430px;
  object-fit: cover;
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 36%, rgba(15, 23, 42, 0.7));
}

.hero-stat {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  z-index: 1;
  width: min(250px, calc(100% - 2rem));
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-sm);
}

.hero-stat strong {
  display: block;
  color: var(--text);
  font-size: 1.35rem;
}

.hero-stat span {
  color: var(--muted);
  font-size: 0.92rem;
}

.feature-grid,
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.card,
.panel,
.form-card,
.table-card,
.summary-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: 0 12px 40px 0 rgba(31, 38, 135, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.9), inset 1px 0 0 rgba(255, 255, 255, 0.6);
}

.card {
  padding: 1.15rem;
  transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(37, 99, 235, 0.28);
  box-shadow: var(--shadow-md);
}

.card-accent-blue {
  border-top: 1px solid rgba(255, 255, 255, 0.9);
}

.card-accent-violet {
  border-top: 1px solid rgba(255, 255, 255, 0.9);
}

.card-accent-teal {
  border-top: 1px solid rgba(255, 255, 255, 0.9);
}

.panel {
  padding: clamp(1.15rem, 3vw, 1.75rem);
}

.btn,
.button-link,
button,
input[type="submit"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.7rem 1rem;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--primary);
  color: #ffffff;
  font-weight: 800;
  line-height: 1;
  box-shadow: 0 12px 25px rgba(37, 99, 235, 0.22);
  transition: transform var(--ease), background var(--ease), color var(--ease), box-shadow var(--ease), border-color var(--ease);
}

.btn:hover,
.button-link:hover,
button:hover,
input[type="submit"]:hover {
  transform: translateY(-2px);
  background: var(--primary-dark);
  color: #ffffff;
  box-shadow: 0 16px 30px rgba(37, 99, 235, 0.28);
}

.btn:active,
.button-link:active,
button:active,
input[type="submit"]:active {
  transform: translateY(0);
}

.btn-secondary {
  border-color: var(--border);
  background: #ffffff;
  color: var(--text);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  border-color: rgba(124, 58, 237, 0.35);
  background: #f5f3ff;
  color: var(--secondary);
}

.btn-accent {
  background: var(--accent);
  box-shadow: 0 12px 25px rgba(20, 184, 166, 0.2);
}

.btn-accent:hover {
  background: #0f9f92;
  box-shadow: 0 16px 30px rgba(20, 184, 166, 0.26);
}

.btn-danger {
  background: #fff1f2;
  color: var(--danger);
  border-color: #fecdd3;
  box-shadow: none;
}

.btn-danger:hover {
  background: var(--danger);
  color: #ffffff;
}

.btn-group {
  display: flex;
  gap: 0.55rem;
  flex-wrap: wrap;
}

.inline-form {
  display: inline-flex;
  margin: 0;
}

.btn-small {
  min-height: 38px;
  padding: 0.55rem 0.8rem;
  font-size: 0.9rem;
}

.form-shell {
  display: grid;
  min-height: calc(100vh - 160px);
  place-items: center;
}

.form-card {
  width: min(100%, 540px);
  padding: clamp(1.25rem, 4vw, 2rem);
}

.form-card form {
  display: grid;
  gap: 1rem;
  margin-top: 1.25rem;
}

.form-field {
  display: grid;
  gap: 0.4rem;
}

label {
  color: #334155;
  font-weight: 800;
}

input[type="text"],
input[type="password"],
input[type="email"],
input[type="number"],
input[type="url"],
textarea,
select {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.5);
  color: var(--text);
  padding: 0.75rem 0.85rem;
  transition: border-color var(--ease), box-shadow var(--ease), background var(--ease);
}

textarea {
  min-height: 112px;
  resize: vertical;
}

input:hover,
textarea:hover,
select:hover {
  border-color: #cbd5e1;
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--ring);
  outline: none;
}

.checkbox-field {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: #334155;
  font-weight: 800;
}

.checkbox-field input {
  width: 1.05rem;
  height: 1.05rem;
  accent-color: var(--accent);
}

.table-card {
  overflow: hidden;
}

.table-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.15rem;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(90deg, rgba(37, 99, 235, 0.08), rgba(20, 184, 166, 0.08));
}

.table-wrap {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

.data-table th,
.data-table td {
  padding: 1rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: middle;
}

.data-table th {
  background: rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(10px);
  color: #334155;
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.data-table tr {
  transition: background var(--ease), transform var(--ease);
}

.data-table tbody tr:hover {
  background: #f8fbff;
}

.data-table th.actions-column,
.data-table td.actions-cell {
  width: 190px;
  text-align: center;
}

.data-table td.actions-cell {
  padding-inline: 0.75rem;
}

.actions-cell .cart-actions {
  display: inline-grid;
  grid-template-columns: auto auto;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.35rem;
  border: 1px solid rgba(203, 213, 225, 0.95);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.06);
}

.actions-cell .quantity-stepper {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.actions-cell .qty-button,
.actions-cell .remove-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: auto;
  border: 1px solid transparent;
  line-height: 1;
  font-weight: 900;
  box-shadow: none;
  transition: transform var(--ease), background var(--ease), color var(--ease), box-shadow var(--ease), border-color var(--ease);
}

.actions-cell .qty-button {
  width: 34px;
  height: 34px;
  min-height: 34px;
  padding: 0;
  border-color: #bfdbfe;
  border-radius: 9px;
  background: #eff6ff;
  color: var(--primary);
  font-size: 1rem;
}

.actions-cell .qty-button:hover {
  transform: translateY(-1px);
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
  box-shadow: 0 10px 20px rgba(37, 99, 235, 0.2);
}

.actions-cell .remove-button {
  min-height: 34px;
  padding: 0.48rem 0.75rem;
  border-color: #fecdd3;
  border-radius: 9px;
  background: #fff1f2;
  color: var(--danger);
  font-size: 0.84rem;
}

.actions-cell .remove-button:hover {
  transform: translateY(-1px);
  background: var(--danger);
  border-color: var(--danger);
  color: #ffffff;
  box-shadow: 0 10px 20px rgba(220, 38, 38, 0.18);
}

.table-image {
  width: 96px;
  height: 72px;
  border-radius: 12px;
  object-fit: cover;
  border: 1px solid var(--border);
  background: var(--surface-strong);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  background: #ecfdf5;
  color: #047857;
  font-weight: 800;
  font-size: 0.85rem;
}

.price {
  color: var(--text);
  font-weight: 900;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.summary-card {
  padding: 1.2rem;
}

.summary-card span {
  display: block;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.summary-card strong {
  display: block;
  margin-top: 0.2rem;
  color: var(--text);
  font-size: 1.7rem;
  line-height: 1.1;
}

.notice {
  padding: 1rem;
  border: 1px solid #fecdd3;
  border-radius: var(--radius-sm);
  background: #fff1f2;
  color: #991b1b;
  font-weight: 800;
}

.cart-toast {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 60;
  max-width: min(360px, calc(100vw - 2rem));
  padding: 0.85rem 1rem;
  border: 1px solid rgba(187, 247, 208, 0.95);
  border-radius: 12px;
  background: rgba(240, 253, 244, 0.96);
  color: #166534;
  font-weight: 900;
  box-shadow: 0 18px 36px rgba(15, 23, 42, 0.16);
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity var(--ease), transform var(--ease);
}

.cart-toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.empty-state {
  padding: 2rem;
  text-align: center;
}

.site-footer {
  border-top: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.68);
}

.footer-shell {
  width: min(100% - 32px, var(--container));
  margin: 0 auto;
  padding: 1rem 0;
  color: var(--muted);
  font-size: 0.92rem;
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero-media,
  .hero-media img {
    min-height: 320px;
  }

  .feature-grid,
  .card-grid,
  .summary-grid {
    grid-template-columns: 1fr;
  }

  .page-header {
    grid-template-columns: 1fr;
    align-items: start;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 15px;
  }

  .nav-shell {
    min-height: auto;
    padding: 0.8rem 0;
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    width: 100%;
    justify-content: flex-start;
  }

  .nav-link {
    padding-inline: 0.7rem;
  }

  .site-main {
    width: min(100% - 24px, var(--container));
    padding-top: 1.25rem;
  }

  .hero-actions,
  .actions,
  .btn-group {
    align-items: stretch;
    flex-direction: column;
  }

  .btn,
  .button-link,
  button,
  input[type="submit"] {
    width: 100%;
  }

  .cart-actions {
    align-items: center;
    justify-content: flex-start;
    flex-direction: row;
  }

  .quantity-stepper {
    width: auto;
  }

  .qty-button {
    width: 32px;
  }

  .hero-stat {
    right: 0.75rem;
    bottom: 0.75rem;
  }

  .data-table {
    min-width: 640px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}