/* ============================================
   VALHARK — Style Spacer® (cinématique, épuré)
   Inspiré de Spacer • Build Momentum
   ============================================ */

:root {
  /* Tokens Spacer */
  --color-bg: #f6f6f6;
  --color-bg-alt: #e4e7eb;
  --color-bg-dark: #0a0a0a;
  --color-surface: #fff;
  --color-surface-dark: #232324;
  --color-text: #0a0a0a;
  --color-text-muted: #60646c;
  --color-text-soft: #cbd1d8;
  --color-text-inverse: #fff;
  --color-link: #0099ff;
  --color-accent: #0099ff;
  --color-accent-dim: #60646c;
  --font-display: "DM Sans", sans-serif;
  --font-body: "DM Sans", sans-serif;
  --font-ui: "Inter", sans-serif;
  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --border-subtle: rgba(0, 0, 0, 0.08);
  --border-soft: #cbd1d8;
  --max-width: 1600px;
  --header-bg: rgba(255, 255, 255, 0.9);
  --header-blur: 9px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ========== Viewport & Layout ========== */
.viewport {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.viewport-home {
  padding: 0;
}

/* ========== Header fixe style Spacer ========== */
.header {
  position: relative;
  z-index: 10;
  width: 100%;
  display: flex;
  justify-content: center;
}

.header-fixed {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  -webkit-backdrop-filter: blur(var(--header-blur));
  backdrop-filter: blur(var(--header-blur));
  background: var(--header-bg);
  box-shadow: 0 1px 0 var(--border-subtle);
}

.header-inner {
  width: 100%;
  max-width: var(--max-width);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  gap: 10px;
}

.logo {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  font-weight: 500;
  letter-spacing: -0.04em;
  color: var(--color-text);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-link {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: -0.04em;
  color: var(--color-text);
  text-decoration: none;
  transition: color 0.2s ease;
}

.nav-link:hover,
.nav-link-active {
  color: var(--color-link);
  text-decoration: underline;
}

.nav .nav-label {
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  color: var(--color-text-muted);
}

.nav-cart { position: relative; }

.cart-count {
  display: inline-block;
  min-width: 1.2em;
  padding: 0.15em 0.45em;
  margin-left: 0.25em;
  font-size: 0.75em;
  background: var(--color-surface-dark);
  color: var(--color-text-inverse);
  border-radius: 999px;
}

/* ========== Hero style Spacer (fond sombre, titre blanc) ========== */
.hero-spacer {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-spacer-bg {
  position: absolute;
  inset: 0;
  background: var(--color-bg-dark);
  mask-image: linear-gradient(0deg, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 12%);
  -webkit-mask-image: linear-gradient(0deg, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 12%);
}

.hero-spacer-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--max-width);
  padding: 120px 20px 160px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
}

.hero-spacer-content {
  max-width: 75%;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.hero-spacer-label {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-soft);
}

.hero-spacer-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 12vw, 10rem);
  font-weight: 400;
  line-height: 0.9;
  letter-spacing: -0.06em;
  color: var(--color-text-inverse);
  margin: 0;
}

.hero-spacer-title .line {
  display: block;
}

.hero-spacer-tagline {
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
  line-height: 1.5;
  letter-spacing: -0.02em;
  color: var(--color-text-inverse);
  opacity: 0.9;
  margin: 0.5rem 0 0;
  max-width: 42ch;
}

.hero-spacer-cta {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.btn-spacer {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: -0.04em;
  color: var(--color-text-inverse);
  background: var(--color-surface-dark);
  border: none;
  border-radius: var(--radius-md);
  text-decoration: none;
  box-shadow: 0 0 1px rgba(255, 255, 255, 0.25);
  transition: background 0.2s ease, transform 0.2s ease;
}

.btn-spacer:hover {
  background: #3d3d3e;
}

.hero-spacer-hint {
  font-size: 0.75rem;
  color: var(--color-text-soft);
}

/* ========== Section secondaire (fond clair) ========== */
.section-spacer {
  width: 100%;
  background: var(--color-bg);
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 160px 20px 100px;
}

.section-content {
  max-width: 60ch;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 400;
  letter-spacing: -0.06em;
  line-height: 1.1;
  color: var(--color-text);
  margin: 0;
}

.section-text {
  font-size: 1rem;
  line-height: 1.5;
  letter-spacing: -0.02em;
  color: var(--color-text-muted);
  margin: 0;
}

.link-spacer {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-link);
  text-decoration: underline;
  transition: opacity 0.2s ease;
}

.link-spacer:hover {
  opacity: 0.8;
}

/* ========== Footer style Spacer ========== */
.footer-spacer {
  width: 100%;
  border-top: 1px solid var(--border-subtle);
  background: var(--color-bg);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 40px 20px;
}

.footer-inner p,
.footer p {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* Footer des pages PHP (boutique, 404, etc.) */
.footer {
  width: 100%;
  border-top: 1px solid var(--border-subtle);
  background: var(--color-bg);
  padding: 40px 20px;
  text-align: center;
}

.footer p {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin: 0 0 1rem;
}

.footer a,
.spacer-footer-links a {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer a:hover,
.spacer-footer-links a:hover {
  color: var(--color-link);
  text-decoration: underline;
}

.spacer-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem 2rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

/* ========== Pages Boutique & Panier (thème clair) ========== */
.viewport-catalogue {
  min-height: 100vh;
  padding-top: 80px;
  padding-bottom: 2rem;
}

.main-catalogue {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 20px 4rem;
}

.catalogue-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 400;
  letter-spacing: -0.06em;
  margin-bottom: 2rem;
  text-align: center;
  color: var(--color-text);
}

.catalogue-message {
  text-align: center;
  color: var(--color-link);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.catalogue-empty {
  text-align: center;
  color: var(--color-text-muted);
  margin: 2rem 0;
}

.catalogue-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.filter-btn {
  padding: 0.5rem 1rem;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.filter-btn:hover {
  color: var(--color-link);
  border-color: var(--color-link);
  background: rgba(0, 153, 255, 0.04);
}

.filter-btn-active {
  color: var(--color-link);
  border-color: var(--color-link);
  background: rgba(0, 153, 255, 0.08);
}

.catalogue-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2.5rem;
}

.product-card {
  background: var(--color-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.product-card:hover {
  border-color: var(--border-soft);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.product-image {
  aspect-ratio: 16 / 10;
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

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

.product-image-placeholder {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-text-muted);
  opacity: 0.5;
}

.product-body {
  padding: 1.5rem 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.product-category {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.product-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin: 0;
  line-height: 1.3;
  color: var(--color-text);
}

.product-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.5;
  flex: 1;
}

.product-price {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-text);
  margin: 0.5rem 0 0;
}

.product-form {
  margin-top: 0.75rem;
}

.btn {
  display: inline-block;
  padding: 0.65rem 1.25rem;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  text-decoration: none;
  text-align: center;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-md);
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.btn-add {
  width: 100%;
  background: var(--color-surface-dark);
  color: var(--color-text-inverse);
}

.btn-add:hover {
  background: #3d3d3e;
  color: var(--color-text-inverse);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--border-soft);
}

.btn-secondary:hover {
  color: var(--color-link);
  border-color: var(--color-link);
  background: rgba(0, 153, 255, 0.04);
}

.btn-disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Panier */
.main-panier {
  max-width: 700px;
}

.panier-table-wrap {
  overflow-x: auto;
  margin: 1.5rem 0;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.panier-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.panier-table th,
.panier-table td {
  padding: 1rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
}

.panier-table tbody tr:last-child td {
  border-bottom: none;
}

.panier-table th {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 500;
}

.panier-table td:last-child,
.panier-table th:last-child {
  text-align: right;
}

.panier-cell-qty { white-space: nowrap; }

.panier-qty-form {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.panier-qty-input {
  width: 3.5rem;
  padding: 0.4rem 0.5rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  text-align: center;
}

.btn-qty-update {
  padding: 0.35rem 0.6rem;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background: transparent;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.btn-qty-update:hover {
  color: var(--color-link);
  border-color: var(--color-link);
}

.panier-cell-remove {
  text-align: center;
  width: 1%;
  white-space: nowrap;
}

.btn-remove {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.btn-remove:hover {
  color: #c94a4a;
  border-color: rgba(201, 74, 74, 0.4);
  background: rgba(201, 74, 74, 0.06);
}

.panier-total {
  font-size: 1.2rem;
  margin: 1.5rem 0;
  text-align: right;
  color: var(--color-text);
}

.panier-total strong {
  color: var(--color-text);
}

.panier-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
}

/* Page commande */
.main-commande {
  max-width: 900px;
}

.commande-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 2rem;
  align-items: start;
}

.commande-form-section {
  background: var(--color-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.commande-error {
  color: #c94a4a;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-bottom: 0.4rem;
}

.form-group .required {
  color: var(--color-link);
}

.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s ease;
}

.form-input::placeholder {
  color: var(--color-text-muted);
  opacity: 0.7;
}

.form-input:focus {
  outline: none;
  border-color: var(--color-link);
}

.btn-submit {
  width: 100%;
  margin-top: 0.75rem;
  padding: 0.85rem;
  border-radius: var(--radius-md);
  background: var(--color-surface-dark);
  color: var(--color-text-inverse);
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: background 0.2s ease;
}

.btn-submit:hover {
  background: #3d3d3e;
}

.commande-recap {
  background: var(--color-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.commande-recap-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 500;
  margin-bottom: 1rem;
  color: var(--color-text);
}

.commande-recap-list {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
}

.commande-recap-list li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.9rem;
  color: var(--color-text);
}

.commande-recap-list li:last-child {
  border-bottom: none;
}

.recap-name { flex: 1; min-width: 0; }
.recap-qty { color: var(--color-text-muted); }
.recap-subtotal { font-weight: 500; }

.commande-recap-total {
  font-size: 1.1rem;
  margin: 0;
  color: var(--color-text);
}

.commande-recap-total strong {
  color: var(--color-text);
}

.commande-simulation-note {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

.commande-back {
  margin-top: 2rem;
}

/* Page confirmation */
.main-confirmation {
  max-width: 560px;
  text-align: center;
}

.confirmation-title {
  margin-bottom: 0.5rem;
  font-family: var(--font-display);
  font-size: 1.75rem;
  color: var(--color-text);
}

.confirmation-message {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.confirmation-note {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
}

.confirmation-recap {
  text-align: left;
  background: var(--color-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.confirmation-recap p {
  margin: 0.4rem 0;
  font-size: 0.95rem;
  color: var(--color-text);
}

.confirmation-items {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  font-size: 0.9rem;
}

.confirmation-items li {
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--color-text);
}

.confirmation-items li:last-child {
  border-bottom: none;
}

.confirmation-total {
  margin: 1rem 0 0;
  font-size: 1.1rem;
  color: var(--color-text);
}

.confirmation-total strong {
  color: var(--color-text);
}

/* Responsive */
@media (max-width: 809px) {
  .hero-spacer-content {
    max-width: 100%;
  }
  .hero-spacer-title {
    font-size: clamp(2.5rem, 15vw, 5rem);
  }
  .section-inner {
    padding: 100px 20px 80px;
  }
  .catalogue-grid {
    grid-template-columns: 1fr;
  }
  .commande-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .header-inner {
    padding: 16px 20px;
  }
  .nav .nav-label {
    display: none;
  }
}