/* ============================================================
   Materioz — Design System: Atelier Architectural
   Warm terracotta + charcoal + cream palette
   ============================================================ */

/* ---- CSS Variables ---------------------------------------- */
:root {
  /* Palette */
  --color-black: #1E1E1E;
  --color-charcoal: #2A2A28;
  --color-charcoal-light: #353533;
  --color-cream: #FAF8F5;
  --color-cream-dark: #F3F0EB;
  --color-white: #FFFFFF;

  --color-primary: #B8603F;
  --color-primary-hover: #9E4F32;
  --color-primary-light: #F2E0D6;
  --color-success: #3D6B5E;
  --color-success-light: #D6E8E2;
  --color-warning: #D4940A;
  --color-warning-light: #FFF3CD;
  --color-danger: #C0392B;
  --color-danger-light: #F8D7DA;
  --color-info: #2E6B8A;
  --color-info-light: #D1ECF1;
  --color-purple: #6F42C1;
  --color-purple-light: #E2D9F3;

  --text-primary: #1A1A1A;
  --text-body: #4A4A48;
  --text-muted: #8A8A85;
  --text-on-dark: #E8E4DF;
  --text-on-dark-muted: #9A9A95;

  --border-color: #E8E4DF;
  --border-strong: #D4CFC8;
  --bg-table-header: #F5F2ED;

  /* Typography */
  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);

  /* Radii */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 10px;
  --radius-pill: 20px;

  /* Transitions */
  --transition: 0.2s ease;
}

/* ---- Reset & Base ----------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  color: var(--text-body);
  background: var(--color-cream);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--text-primary);
  font-weight: 400;
  line-height: 1.2;
}

h1 { font-size: 1.75rem; }
h2 { font-size: 1.35rem; }
h3 { font-size: 1.1rem; }

a { color: var(--color-primary); transition: color var(--transition); }
a:hover { color: var(--color-primary-hover); }

/* Override Pico defaults */
:where(input, select, textarea) {
  font-family: var(--font-body);
  border-color: var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  transition: border-color var(--transition), box-shadow var(--transition);
}

:where(input, select, textarea):focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
  outline: none;
}

/* ---- Admin Layout ----------------------------------------- */
.admin-layout {
  display: flex;
  min-height: 100vh;
}

.admin-sidebar {
  width: 240px;
  min-width: 240px;
  background: var(--color-black);
  color: var(--text-on-dark);
  display: flex;
  flex-direction: column;
  padding: 0;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.sidebar-header {
  padding: 1.5rem 1.25rem 1.25rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.sidebar-brand {
  width: 36px;
  height: 36px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.2rem;
  flex-shrink: 0;
}

.sidebar-brand-text {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.sidebar-brand-text strong {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-white);
  letter-spacing: 0.01em;
}

.sidebar-brand-text small {
  color: var(--text-on-dark-muted);
  font-size: 0.75rem;
}

.sidebar-nav {
  list-style: none;
  padding: 0.75rem 0;
  margin: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.sidebar-nav li {
  margin: 0;
  padding: 0;
  list-style: none;
}

.admin-sidebar ul {
  margin: 0;
  padding: 0.75rem 0;
}

.admin-sidebar li {
  list-style: none;
  margin: 0;
  padding: 0;
}

/* Reset PicoCSS nav link styles */
.admin-sidebar a {
  all: unset;
  box-sizing: border-box;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.65rem 1.25rem;
  color: var(--text-on-dark-muted);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 400;
  transition: all var(--transition);
  border-left: 3px solid transparent;
  cursor: pointer;
  width: 100%;
}

.nav-icon {
  font-size: 0.9rem;
  width: 1.2em;
  text-align: center;
  opacity: 0.6;
  transition: opacity var(--transition);
}

.sidebar-nav a:hover {
  background: rgba(255,255,255,0.05);
  color: var(--text-on-dark);
  border-left-color: rgba(184,96,63,0.4);
}

.sidebar-nav a:hover .nav-icon { opacity: 0.9; }

.sidebar-nav a.active {
  background: rgba(184,96,63,0.12);
  color: var(--color-white);
  border-left-color: var(--color-primary);
  font-weight: 500;
}

.sidebar-nav a.active .nav-icon { opacity: 1; }

.sidebar-footer {
  padding: 1rem 1.25rem;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.logout-link {
  color: var(--text-on-dark-muted) !important;
  text-decoration: none;
  font-size: 0.82rem;
  transition: color var(--transition);
}

.logout-link:hover { color: var(--color-danger) !important; }

.admin-main {
  flex: 1;
  padding: 2rem 2.5rem;
  overflow-x: auto;
  background: var(--color-cream);
  min-height: 100vh;
}

/* ---- Login Pages ------------------------------------------ */
.login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: var(--color-cream);
  padding: 2rem;
}

.login-card {
  max-width: 420px;
  width: 100%;
  padding: 2.5rem;
  text-align: center;
  background: var(--color-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.login-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.login-brand-mark {
  width: 52px;
  height: 52px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.6rem;
}

.login-card h1 {
  margin: 0;
  font-size: 1.5rem;
}

.login-card h2 {
  margin-bottom: 1.5rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 400;
  color: var(--text-muted);
}

.login-subtitle {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-bottom: 1.5rem;
}

.login-help {
  margin-top: 1.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.access-code-input {
  text-transform: uppercase;
  letter-spacing: 0.35em;
  font-size: 1.5rem !important;
  text-align: center;
  font-weight: 600;
  padding: 0.75rem !important;
}

.error-code {
  font-family: var(--font-display);
  font-size: 4rem;
  color: var(--border-strong);
  line-height: 1;
  margin-bottom: 0.5rem;
}

/* ---- Flash Messages --------------------------------------- */
.messages-container {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: 400px;
}

.flash-message {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.875rem;
  box-shadow: var(--shadow-md);
  animation: slideIn 0.3s ease;
}

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

.flash-success { background: var(--color-success-light); color: #155724; border: 1px solid #B8D9CC; }
.flash-error   { background: var(--color-danger-light); color: #721c24; border: 1px solid #f5c6cb; }
.flash-warning { background: var(--color-warning-light); color: #856404; border: 1px solid #ffeeba; }
.flash-info    { background: var(--color-info-light); color: #0c5460; border: 1px solid #bee5eb; }

.close-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
  color: inherit;
  opacity: 0.5;
  padding: 0;
  flex-shrink: 0;
  transition: opacity var(--transition);
}

.close-btn:hover { opacity: 1; }

/* ---- Page Header ------------------------------------------ */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-header h1 {
  margin: 0;
  font-size: 1.75rem;
}

.header-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* ---- Buttons ---------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.45rem 1rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  border: 1px solid var(--border-color);
  line-height: 1.5;
  background: var(--color-white);
  color: var(--text-body);
  transition: all var(--transition);
}

.btn:hover {
  background: var(--color-cream-dark);
  border-color: var(--border-strong);
  color: var(--text-primary);
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: var(--color-white);
}

.btn-secondary {
  background: var(--color-cream-dark);
  color: var(--text-body);
  border-color: var(--border-strong);
}
.btn-secondary:hover {
  background: var(--border-color);
  color: var(--text-primary);
}

.btn-danger {
  background: var(--color-danger);
  color: var(--color-white);
  border-color: var(--color-danger);
}
.btn-danger:hover {
  background: #A93226;
  border-color: #A93226;
  color: var(--color-white);
}

.btn-warning {
  background: var(--color-warning);
  color: var(--color-white);
  border-color: var(--color-warning);
}
.btn-warning:hover {
  background: #B87D08;
  border-color: #B87D08;
  color: var(--color-white);
}

.btn-success {
  background: var(--color-success);
  color: var(--color-white);
  border-color: var(--color-success);
}
.btn-success:hover {
  background: #2D5448;
  border-color: #2D5448;
  color: var(--color-white);
}

.btn-sm { padding: 0.25rem 0.6rem; font-size: 0.78rem; }
.btn-lg { padding: 0.65rem 1.5rem; font-size: 0.95rem; }
.btn-full { width: 100%; }

/* ---- Badges ----------------------------------------------- */
.badge {
  display: inline-block;
  padding: 0.2em 0.6em;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: 0.72em;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* State badges */
.badge-draft         { background: var(--color-cream-dark); color: var(--text-muted); }
.badge-cart_validated { background: #D6E5F5; color: #1A4A7A; }
.badge-refined       { background: var(--color-warning-light); color: #856404; }
.badge-locked        { background: var(--color-purple-light); color: #4A235A; }
.badge-done          { background: var(--color-success); color: var(--color-white); }
.badge-cancelled     { background: var(--color-danger-light); color: #721c24; }
.badge-warning       { background: var(--color-warning); color: var(--color-white); }

/* Customer type */
.badge-type {
  background: var(--color-cream-dark);
  color: var(--text-muted);
  font-size: 0.68em;
  border: 1px solid var(--border-color);
}

/* Section badges */
.badge-section {
  background: var(--color-cream-dark);
  color: var(--text-body);
  border: 1px solid var(--border-color);
}

/* Actor badges */
.badge-actor-admin    { background: var(--color-primary); color: var(--color-white); }
.badge-actor-customer { background: var(--text-muted); color: var(--color-white); }

/* ---- Tables ----------------------------------------------- */
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-color);
}

th, td {
  padding: 0.7rem 0.85rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

th {
  background: var(--bg-table-header);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(184,96,63,0.02); }
tr.row-alert td { background: #FFF8E1; }

td.actions { white-space: nowrap; vertical-align: middle; display: flex; align-items: center; gap: 0.4rem; }
td.actions .btn { margin: 0; }
td.actions form { margin: 0; }
td.actions button.btn { margin-bottom: 0; }

/* ---- Forms ------------------------------------------------ */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-group-full { grid-column: 1 / -1; }

.form-group { display: flex; flex-direction: column; }
.form-group label { font-weight: 500; color: var(--text-primary); font-size: 0.875rem; }

.required { color: var(--color-danger); }
.form-hint {
  font-weight: normal;
  color: var(--text-muted);
  font-size: 0.78rem;
  margin-left: 0.4rem;
}

.has-error input,
.has-error select,
.has-error textarea {
  border-color: var(--color-danger);
}

.error-text { color: var(--color-danger); font-size: 0.78rem; margin-top: 0.25rem; }

.form-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 2rem;
  align-items: center;
}

/* ---- Catalog List (admin) --------------------------------- */
.catalog-thumbnail {
  width: 56px;
  height: 56px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.no-image {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-cream-dark);
  color: var(--text-muted);
  font-size: 0.6rem;
  border-radius: var(--radius-sm);
  text-align: center;
}

.thumbnail-cell { padding: 0.4rem 0.85rem; }
.price-cell { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }

.margin-pct { color: var(--text-muted); }
.margin-pct.negative { color: var(--color-danger); }

/* ---- Filter Form ------------------------------------------ */
.filter-form { margin-bottom: 1.5rem; }
.filter-row {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  align-items: flex-end;
}

.filter-row select,
.filter-row input[type="text"] {
  min-width: 160px;
}

/* ---- Image Preview ---------------------------------------- */
.image-preview {
  max-width: 200px;
  max-height: 200px;
  object-fit: contain;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  margin-bottom: 0.5rem;
}

.image-preview.hidden { display: none; }
.current-image { margin-bottom: 0.5rem; }

/* ---- Dashboard State Cards -------------------------------- */
.state-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.state-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.25rem 1rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  background: var(--color-white);
  border: 1px solid var(--border-color);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.state-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  transition: width var(--transition);
}

.state-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.state-count {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 400;
  line-height: 1;
  color: var(--text-primary);
}

.state-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-top: 0.35rem;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* State card color accents */
.state-draft::before         { background: var(--text-muted); }
.state-cart_validated::before { background: var(--color-info); }
.state-refined::before       { background: var(--color-warning); }
.state-locked::before        { background: var(--color-purple); }
.state-done::before          { background: var(--color-success); }
.state-cancelled::before     { background: var(--color-danger); }

.state-card:hover::before { width: 6px; }

/* ---- Section Header with Action Button -------------------- */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.section-header h2 { margin: 0; }

/* ---- Project Detail --------------------------------------- */
.project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.5rem;
  align-items: center;
}

.meta-item { font-size: 0.875rem; color: var(--text-body); }

.credentials-section,
.transitions-section,
.cart-section,
.audit-section,
.stock-alerts {
  margin-bottom: 2rem;
  padding: 1.25rem 1.5rem;
  background: var(--color-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

.credentials-section h2,
.transitions-section h2,
.cart-section h2,
.audit-section h2,
.stock-alerts h2 {
  margin-top: 0;
  margin-bottom: 0.85rem;
  font-size: 1.1rem;
}

.credentials-grid {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
}

code.password-display {
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  background: var(--color-primary-light);
  color: var(--color-primary-hover);
  padding: 0.15em 0.5em;
  border-radius: var(--radius-sm);
}

.transition-buttons {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

tfoot td {
  border-top: 2px solid var(--border-strong);
  border-bottom: none;
}

.totals-row td, .margin-row td { background: var(--bg-table-header); }

.audit-table { font-size: 0.82rem; }

/* ---- Alert Boxes ------------------------------------------ */
.alert {
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
  border-left: 4px solid;
}

.alert-warning { background: var(--color-warning-light); color: #856404; border-color: var(--color-warning); border-top: 1px solid #ffeeba; border-right: 1px solid #ffeeba; border-bottom: 1px solid #ffeeba; }
.alert-error   { background: var(--color-danger-light); color: #721c24; border-color: var(--color-danger); border-top: 1px solid #f5c6cb; border-right: 1px solid #f5c6cb; border-bottom: 1px solid #f5c6cb; }
.alert-success { background: var(--color-success-light); color: #155724; border-color: var(--color-success); border-top: 1px solid #B8D9CC; border-right: 1px solid #B8D9CC; border-bottom: 1px solid #B8D9CC; }
.alert-info    { background: var(--color-info-light); color: #0c5460; border-color: var(--color-info); border-top: 1px solid #bee5eb; border-right: 1px solid #bee5eb; border-bottom: 1px solid #bee5eb; }

/* ---- Add-to-Cart Form (admin) ----------------------------- */
.add-to-cart-form {
  margin-top: 1.5rem;
  padding: 1.25rem;
  background: var(--color-cream);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

.add-to-cart-form h3 {
  margin: 0 0 0.85rem;
  font-size: 0.95rem;
}

.qty-form { margin: 0; }
.qty-input { padding: 0.25rem 0.4rem !important; }

/* ---- Customer Portal Layout ------------------------------- */
.customer-layout {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: var(--color-cream);
}

.customer-header {
  background: var(--color-white);
  border-bottom: 1px solid var(--border-color);
  padding: 0 2rem;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.customer-header-left {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.site-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  transition: opacity var(--transition);
}

.site-brand:hover { opacity: 0.85; }

.brand-mark {
  width: 30px;
  height: 30px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1rem;
}

.brand-text {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.header-divider {
  width: 1px;
  height: 24px;
  background: var(--border-color);
}

.project-name {
  font-size: 0.88rem;
  color: var(--text-body);
  font-weight: 500;
}

.state-badge { font-size: 0.68em; }

.customer-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.customer-nav a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
  transition: all var(--transition);
  position: relative;
}

.customer-nav a:hover,
.customer-nav a.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.customer-nav .logout-link {
  color: var(--text-muted);
  border-bottom-color: transparent;
}

.customer-nav .logout-link:hover { color: var(--color-danger); }

.cart-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  width: 1.3em;
  height: 1.3em;
  font-size: 0.7em;
  font-weight: 700;
  margin-left: 0.3em;
  vertical-align: middle;
}

.customer-main {
  flex: 1;
  padding: 2.5rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  box-sizing: border-box;
}

.customer-footer {
  background: var(--color-white);
  border-top: 1px solid var(--border-color);
  padding: 1rem 2rem;
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ---- Catalog Section Filters ------------------------------ */
.section-filters {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.filter-btn {
  padding: 0.4rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-pill);
  background: var(--color-white);
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}

.filter-btn:hover {
  background: var(--color-cream-dark);
  border-color: var(--border-strong);
  color: var(--text-body);
}

.filter-btn.active {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

/* ---- Catalog Card Grid ------------------------------------ */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1.25rem;
}

.catalog-card {
  background: var(--color-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition);
}

.catalog-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: var(--border-strong);
}

.catalog-card-image {
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--color-cream-dark);
  display: flex;
  align-items: center;
  justify-content: center;
}

.catalog-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.catalog-card:hover .catalog-card-image img {
  transform: scale(1.04);
}

.no-image-lg {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-cream-dark);
  color: var(--text-muted);
  font-size: 0.78rem;
  min-height: 160px;
}

.catalog-card-body {
  padding: 1rem 1.15rem 0.65rem;
  flex: 1;
}

.catalog-section { margin-bottom: 0.4rem; }

.catalog-card-title {
  margin: 0.4rem 0 0.5rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--text-primary);
}

.catalog-card-price {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--color-primary);
}

.catalog-card-footer {
  padding: 0.85rem 1.15rem;
  border-top: 1px solid var(--border-color);
}

.btn-add-cart {
  width: 100%;
  text-align: center;
}

/* ---- Cart Page -------------------------------------------- */
.cart-table-wrapper {
  overflow-x: auto;
  margin-bottom: 1.5rem;
}

.cart-table { min-width: 480px; }

.cart-item-name {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.cart-thumbnail {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  flex-shrink: 0;
}

.cart-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1.25rem;
}

/* ---- Cart Summary ----------------------------------------- */
.cart-summary {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ---- Empty State ------------------------------------------ */
.empty-state {
  color: var(--text-muted);
  padding: 2.5rem 1rem;
  text-align: center;
  background: var(--color-white);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
}

/* ---- Text Utilities --------------------------------------- */
.text-muted { color: var(--text-muted); }

/* ---- Recent Projects section ------------------------------ */
.recent-projects { margin-top: 0.5rem; }

/* ---- Responsive ------------------------------------------- */
@media (max-width: 768px) {
  .admin-layout { flex-direction: column; }
  .admin-sidebar {
    width: 100%;
    min-width: unset;
    height: auto;
    position: relative;
    flex-direction: row;
    flex-wrap: wrap;
  }
  .sidebar-nav {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    padding: 0.25rem;
  }
  .sidebar-nav a { padding: 0.5rem 0.75rem; border-left: none; border-bottom: 2px solid transparent; }
  .sidebar-nav a.active { border-left: none; border-bottom-color: var(--color-primary); }
  .sidebar-footer { padding: 0.5rem 0.75rem; }
  .admin-main { padding: 1.25rem 1rem; }
  .form-grid { grid-template-columns: 1fr; }

  /* Customer mobile */
  .customer-header { padding: 0 1rem; height: auto; padding-top: 0.6rem; padding-bottom: 0.6rem; }
  .customer-main { padding: 1.25rem 1rem; }
  .customer-header-left { gap: 0.5rem; }
  .customer-nav { gap: 1rem; }
  .catalog-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 0.75rem; }
  .header-divider { display: none; }
  .state-cards { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 480px) {
  .state-cards { grid-template-columns: repeat(2, 1fr); }
  .catalog-grid { grid-template-columns: 1fr; }
}

/* ---- Page load animation ---------------------------------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.admin-main,
.customer-main {
  animation: fadeUp 0.35s ease;
}

.login-card {
  animation: fadeUp 0.45s ease;
}

/* Workflow hint (project detail) */
.workflow-hint { margin-bottom: 1rem; }
.workflow-hint summary { cursor: pointer; font-size: 0.875rem; color: var(--text-body); opacity: 0.8; }
.workflow-hint ol { margin: 0.75rem 0; padding-left: 1.5rem; }
.workflow-hint li { margin-bottom: 0.35rem; font-size: 0.875rem; color: var(--text-body); }
.workflow-hint .workflow-current { color: var(--terracotta); font-weight: 600; }
.workflow-hint .workflow-flow { font-size: 0.825rem; color: var(--text-body); opacity: 0.85; margin-top: 0.5rem; }

/* ============================================================
   Landing Page
   ============================================================ */

.landing-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ---- Hero ------------------------------------------------- */
.landing-hero {
  background: var(--color-charcoal);
  color: var(--text-on-dark);
  padding: 6rem 0 5rem;
  text-align: center;
}

.landing-hero-title {
  font-family: var(--font-display);
  font-size: 2.8rem;
  color: var(--color-white);
  margin: 0 0 1.25rem;
  line-height: 1.15;
}

.landing-hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-on-dark);
  max-width: 640px;
  margin: 0 auto 2rem;
  line-height: 1.7;
  opacity: 0.85;
}

.landing-hero-actions {
  margin-bottom: 1.5rem;
}

.landing-hero-actions .btn-lg {
  padding: 0.75rem 2rem;
  font-size: 1rem;
}

.landing-hero-hint {
  font-size: 0.85rem;
  color: var(--text-on-dark-muted);
}

/* ---- Sections --------------------------------------------- */
.landing-section {
  padding: 4.5rem 0;
}

.landing-section-alt {
  background: var(--color-cream-dark);
}

.landing-section-b2b {
  background: var(--color-charcoal-light);
  color: var(--text-on-dark);
}

.landing-section-b2b .landing-section-title {
  color: var(--color-white);
}

.landing-section-b2b .landing-feature-card {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.1);
  color: var(--text-on-dark);
}

.landing-section-b2b .landing-feature-card h3 {
  color: var(--color-white);
}

.landing-section-b2b .landing-feature-card p {
  color: var(--text-on-dark);
  opacity: 0.8;
}

.landing-section-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  text-align: center;
  margin: 0 0 2.5rem;
  color: var(--text-primary);
}

.landing-b2b-intro {
  text-align: center;
  max-width: 600px;
  margin: -1rem auto 2.5rem;
  font-size: 1.05rem;
  opacity: 0.85;
}

/* ---- Feature Cards ---------------------------------------- */
.landing-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  max-width: 720px;
  margin: 0 auto;
}

.landing-feature-card {
  background: var(--color-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  transition: all var(--transition);
}

.landing-feature-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.landing-feature-icon {
  font-size: 1.8rem;
  margin-bottom: 0.75rem;
}

.landing-feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 0 0 0.65rem;
  color: var(--text-primary);
}

.landing-feature-card p {
  font-size: 0.9rem;
  color: var(--text-body);
  line-height: 1.6;
  margin: 0;
}

/* ---- Steps ------------------------------------------------ */
.landing-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  text-align: center;
}

.landing-step-number {
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.3rem;
  margin: 0 auto 1rem;
}

.landing-step h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin: 0 0 0.5rem;
  color: var(--text-primary);
}

.landing-step p {
  font-size: 0.9rem;
  color: var(--text-body);
  line-height: 1.6;
  margin: 0;
}

/* ---- Category Cards --------------------------------------- */
.landing-categories {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.25rem;
}

.landing-category-card {
  background: var(--color-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.25rem;
  text-align: center;
  transition: all var(--transition);
}

.landing-category-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: var(--color-primary);
}

.landing-category-icon {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.landing-category-card h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  margin: 0 0 0.4rem;
  color: var(--text-primary);
}

.landing-category-card p {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0;
}

/* ---- Footer ----------------------------------------------- */
.landing-footer {
  background: var(--color-charcoal);
  padding: 1.5rem 0;
}

.landing-footer .landing-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.landing-footer-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.landing-footer-name {
  font-family: var(--font-body);
  font-weight: 600;
  color: var(--color-white);
  font-size: 0.95rem;
}

.landing-footer-link {
  color: var(--text-on-dark-muted);
  font-size: 0.85rem;
  text-decoration: none;
  transition: color var(--transition);
}

.landing-footer-link:hover {
  color: var(--color-white);
}

/* ---- Landing Responsive ----------------------------------- */
@media (max-width: 768px) {
  .landing-hero { padding: 4rem 0 3.5rem; }
  .landing-hero-title { font-size: 2rem; }
  .landing-hero-subtitle { font-size: 1rem; }
  .landing-section { padding: 3rem 0; }
  .landing-features { grid-template-columns: 1fr; gap: 1rem; }
  .landing-steps { grid-template-columns: 1fr; gap: 1.5rem; }
  .landing-categories { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
  .landing-container { padding: 0 1.25rem; }
}

@media (max-width: 480px) {
  .landing-hero-title { font-size: 1.6rem; }
  .landing-categories { grid-template-columns: 1fr; }
  .landing-footer .landing-container { flex-direction: column; gap: 0.75rem; text-align: center; }
}