/* ============================================================
   public/assets/css/app.css
   Design System DigitalMarket
   ============================================================ */

/* --- Variables CSS --- */
:root {
  --color-primary:    #6c63ff;
  --color-primary-d:  #5a52d5;
  --color-accent:     #3ecf8e;
  --color-accent-d:   #2db378;
  --color-bg:         #f4f6f9;
  --color-surface:    #ffffff;
  --color-surface-2:  #f8f9ff;
  --color-border:     #e2e8f0;
  --color-text:       #1a1a2e;
  --color-text-muted: #64748b;
  --color-error:      #ef4444;
  --color-warning:    #f59e0b;
  --color-success:    #22c55e;
  --color-info:       #3b82f6;

  --radius-sm:  6px;
  --radius-md:  10px;
  --radius-lg:  14px;
  --radius-xl:  20px;

  --shadow-sm:  0 1px 3px rgba(0,0,0,.08);
  --shadow-md:  0 4px 16px rgba(0,0,0,.1);
  --shadow-lg:  0 8px 32px rgba(0,0,0,.12);

  --font-sans:  -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono:  'JetBrains Mono', 'Fira Code', monospace;

  --transition: 0.2s ease;
}

.text-primary{
    color: var(--color-primary);
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ============================================================
   LAYOUT GLOBAL
   ============================================================ */
.main-content { min-height: calc(100vh - 64px - 200px); }

/* --- Navbar --- */
.navbar {
  position: sticky; top: 0; z-index: 100;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  height: 64px;
}
.nav-container {
  max-width: 1280px; margin: 0 auto;
  padding: 0 24px;
  height: 100%; display: flex; align-items: center; gap: 24px;
}
.nav-brand { font-weight: 800; font-size: 1.2rem; color: var(--color-text); text-decoration: none; }
.nav-links  { display: flex; gap: 20px; }
.nav-links a { color: var(--color-text-muted); font-size: .9rem; }
.nav-links a:hover { color: var(--color-primary); text-decoration: none; }
.nav-actions { margin-left: auto; display: flex; align-items: center; gap: 12px; }
.btn-cart {
  position: relative; padding: 8px 14px;
  background: var(--color-surface-2);
  border-radius: var(--radius-md);
  font-size: .9rem; color: var(--color-text); text-decoration: none;
}
.cart-count {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 20px; height: 20px; padding: 0 5px;
  background: var(--color-primary); color: #fff;
  border-radius: 999px; font-size: .7rem; font-weight: 700;
}

/* --- Footer --- */
.footer { background: var(--color-text); color: #aaa; padding: 48px 0 0; }
.footer-container {
  max-width: 1280px; margin: 0 auto;
  padding: 0 24px 32px; display: grid;
  grid-template-columns: 2fr 1fr 1fr; gap: 32px;
}
.footer-brand span { color: #fff; font-weight: 700; font-size: 1.1rem; }
.footer-brand p { margin-top: 8px; font-size: .9rem; }
.footer-links h4 { color: #fff; margin-bottom: 12px; font-size: .85rem; }
.footer-links a { display: block; color: #aaa; font-size: .85rem; margin-bottom: 6px; }
.footer-links a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid #333; padding: 16px 24px; text-align: center; }
.footer-bottom p { font-size: .8rem; }

/* ============================================================
   COMPOSANTS — Boutons
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 20px; border-radius: var(--radius-md);
  font-weight: 600; font-size: .9rem; cursor: pointer;
  transition: all var(--transition); border: none;
  text-decoration: none; white-space: nowrap;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-d); }
.btn-accent  { background: var(--color-accent);  color: #fff; }
.btn-accent:hover  { background: var(--color-accent-d); }
.btn-outline {
  background: transparent;
  border: 1.5px solid var(--color-primary);
  color: var(--color-primary);
}
.btn-outline:hover { background: var(--color-primary); color: #fff; }
.btn-danger  { background: var(--color-error); color: #fff; }
.btn-sm  { padding: 7px 14px; font-size: .8rem; }
.btn-xs  { padding: 4px 10px; font-size: .75rem; }
.btn-block { width: 100%; }
.btn:disabled { opacity: .5; cursor: not-allowed; pointer-events: none; }
.btn-pay {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff; padding: 16px 24px; font-size: 1rem;
  box-shadow: 0 4px 16px rgba(108,99,255,.35);
  margin-top: 20px;
}
.btn-pay:hover { box-shadow: 0 6px 24px rgba(108,99,255,.5); transform: translateY(-1px); }

/* ============================================================
   COMPOSANTS — Formulaires
   ============================================================ */
.form-group { margin-bottom: 20px; }
.form-label { display: block; font-weight: 600; font-size: .875rem; margin-bottom: 6px; }
.form-label .required { color: var(--color-error); margin-left: 2px; }
.input, .textarea, .select {
  width: 100%; padding: 10px 14px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: .9rem; font-family: var(--font-sans);
  background: var(--color-surface);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.input:focus, .textarea:focus, .select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(108,99,255,.15);
}
.input.is-error { border-color: var(--color-error); }
.input.is-error:focus { box-shadow: 0 0 0 3px rgba(239,68,68,.15); }
.textarea { resize: vertical; min-height: 120px; }
.form-error { font-size: .8rem; color: var(--color-error); margin-top: 5px; }
.form-hint  { font-size: .8rem; color: var(--color-text-muted); margin-top: 5px; }
.checkbox-label { display: flex; align-items: center; gap: 10px; cursor: pointer; font-size: .9rem; }
.checkbox-label input { width: 16px; height: 16px; accent-color: var(--color-primary); }

/* ============================================================
   COMPOSANTS — Cartes & Sections
   ============================================================ */
.section-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px; margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}
.section-title { font-size: 1.05rem; font-weight: 700; margin-bottom: 20px; }
.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.section-header .section-title { margin-bottom: 0; }
.link-more { font-size: .85rem; color: var(--color-primary); }
.page-title { font-size: 1.5rem; font-weight: 800; margin-bottom: 28px; }

/* ============================================================
   COMPOSANTS — Tableaux
   ============================================================ */
.data-table { width: 100%; border-collapse: collapse; font-size: .875rem; }
.data-table th, .data-table td { padding: 10px 14px; text-align: left; }
.data-table th { font-weight: 600; color: var(--color-text-muted); border-bottom: 2px solid var(--color-border); }
.data-table td { border-bottom: 1px solid var(--color-border); }
.data-table tr:hover td { background: var(--color-surface-2); }
.data-table-sm th, .data-table-sm td { padding: 7px 10px; }

/* ============================================================
   COMPOSANTS — Badges
   ============================================================ */
.badge {
  display: inline-flex; align-items: center;
  padding: 3px 10px; border-radius: 999px;
  font-size: .75rem; font-weight: 600; white-space: nowrap;
}
.badge-success  { background: #dcfce7; color: #166534; }
.badge-error    { background: #fee2e2; color: #991b1b; }
.badge-warning  { background: #fef9c3; color: #854d0e; }
.badge-info     { background: #dbeafe; color: #1e40af; }
.badge-neutral  { background: #f1f5f9; color: #475569; }
.badge-client   { background: rgba(108,99,255,.1); color: var(--color-primary); }

/* ============================================================
   COMPOSANTS — Alertes
   ============================================================ */
.alert { padding: 12px 16px; border-radius: var(--radius-md); font-size: .875rem; }
.alert-error   { background: #fee2e2; color: #991b1b; border: 1px solid #fecaca; }
.alert-success { background: #dcfce7; color: #166534; border: 1px solid #bbf7d0; }
.alert-warning { background: #fef9c3; color: #854d0e; border: 1px solid #fde68a; }
.alert-info    { background: #dbeafe; color: #1e40af; border: 1px solid #bfdbfe; }

/* ============================================================
   COMPOSANTS — Flash messages
   ============================================================ */
.flash-container { position: fixed; top: 76px; right: 20px; z-index: 500; display: flex; flex-direction: column; gap: 8px; }
.flash {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 12px;
  min-width: 280px; max-width: 420px;
  padding: 12px 16px; border-radius: var(--radius-md);
  box-shadow: var(--shadow-md); font-size: .875rem;
  transition: opacity 0.3s ease;
}
.flash-success { background: #dcfce7; color: #166534; border-left: 4px solid #22c55e; }
.flash-error   { background: #fee2e2; color: #991b1b; border-left: 4px solid #ef4444; }
.flash-warning { background: #fef9c3; color: #854d0e; border-left: 4px solid #f59e0b; }
.flash-info    { background: #dbeafe; color: #1e40af; border-left: 4px solid #3b82f6; }
.flash-close { background: none; border: none; cursor: pointer; font-size: 1.1rem; opacity: .6; padding: 0 4px; }
.flash-close:hover { opacity: 1; }

/* ============================================================
   COMPOSANTS — Spinners
   ============================================================ */
.spinner {
  width: 32px; height: 32px; border-radius: 50%;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  animation: spin 0.8s linear infinite; margin: 0 auto;
}
.spinner-sm {
  display: inline-block; width: 14px; height: 14px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,.4); border-top-color: #fff;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================================
   COMPOSANTS — KPIs Admin
   ============================================================ */
.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 24px; }
.kpi-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px; display: flex; align-items: center; gap: 16px;
  box-shadow: var(--shadow-sm);
}
.kpi-icon { font-size: 2rem; }
.kpi-value { font-size: 1.4rem; font-weight: 800; color: var(--color-text); }
.kpi-label { font-size: .78rem; color: var(--color-text-muted); margin-top: 2px; }
.kpi-revenue  .kpi-value { color: var(--color-accent-d); }
.kpi-orders   .kpi-value { color: var(--color-primary); }

/* ============================================================
   PAGE CHECKOUT
   ============================================================ */
.checkout-page { max-width: 1100px; margin: 40px auto; padding: 0 24px; }
.checkout-container { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: start; }
.checkout-summary, .checkout-payment {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 28px;
  box-shadow: var(--shadow-sm);
}
.order-items { border-top: 1px solid var(--color-border); margin: 16px 0; }
.order-item {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px 0; border-bottom: 1px solid var(--color-border);
}
.order-item:last-child { border-bottom: none; }
.order-item-info { display: flex; align-items: center; gap: 12px; flex: 1; }
.order-item-thumb { width: 52px; height: 52px; object-fit: cover; border-radius: var(--radius-sm); background: var(--color-surface-2); }
.order-item-thumb.placeholder { display: flex; align-items: center; justify-content: center; font-size: 1.4rem; flex-shrink: 0; }
.order-item-name  { font-weight: 600; font-size: .9rem; }
.order-item-meta  { font-size: .78rem; color: var(--color-text-muted); }
.order-item-price { font-weight: 700; color: var(--color-primary); white-space: nowrap; }
.coupon-section   { display: flex; gap: 8px; align-items: center; margin: 16px 0; flex-wrap: wrap; }
.coupon-section .input { flex: 1; min-width: 140px; }
.coupon-msg       { font-size: .8rem; }
.order-totals     { border-top: 1px solid var(--color-border); padding-top: 14px; }
.total-row        { display: flex; justify-content: space-between; padding: 6px 0; font-size: .9rem; }
.total-final      { font-size: 1.05rem; font-weight: 700; border-top: 1px solid var(--color-border); padding-top: 10px; margin-top: 4px; }
.security-badges  { display: flex; gap: 8px; margin-bottom: 20px; flex-wrap: wrap; }
.security-badges .badge { background: var(--color-surface-2); color: var(--color-text-muted); border: 1px solid var(--color-border); }
.stripe-element-container { min-height: 80px; }
.stripe-loading { display: flex; flex-direction: column; align-items: center; padding: 24px; gap: 12px; color: var(--color-text-muted); font-size: .85rem; }
.checkout-notice  { font-size: .78rem; color: var(--color-text-muted); margin-top: 16px; text-align: center; line-height: 1.6; }

/* ============================================================
   PAGE SUCCÈS PAIEMENT
   ============================================================ */
.success-page { display: flex; align-items: center; justify-content: center; min-height: calc(100vh - 200px); padding: 40px 24px; }
.success-card { background: var(--color-surface); border-radius: var(--radius-xl); padding: 48px; text-align: center; max-width: 520px; box-shadow: var(--shadow-lg); }
.success-icon { font-size: 3.5rem; margin-bottom: 16px; }
.success-card h1 { font-size: 1.8rem; margin-bottom: 8px; }
.success-subtitle { font-weight: 600; margin-bottom: 12px; }
.success-items { text-align: left; margin: 24px 0; border-top: 1px solid var(--color-border); }
.success-item { display: flex; justify-content: space-between; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--color-border); font-size: .9rem; }
.success-actions { display: flex; gap: 12px; justify-content: center; margin-top: 28px; flex-wrap: wrap; }

/* ============================================================
   ESPACE CLIENT
   ============================================================ */
.account-page { max-width: 1100px; margin: 40px auto; padding: 0 24px; }
.account-layout { display: grid; grid-template-columns: 240px 1fr; gap: 28px; align-items: start; }
.account-sidebar {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 20px; position: sticky; top: 80px;
}
.sidebar-user { display: flex; align-items: center; gap: 12px; padding-bottom: 16px; border-bottom: 1px solid var(--color-border); margin-bottom: 16px; }
.avatar { width: 44px; height: 44px; border-radius: 50%; background: var(--color-primary); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 1.1rem; flex-shrink: 0; }
.sidebar-username { font-weight: 600; font-size: .9rem; }
.sidebar-nav a, .sidebar-logout {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 12px; border-radius: var(--radius-sm);
  font-size: .875rem; color: var(--color-text-muted);
  transition: all var(--transition);
  width: 100%; text-align: left; background: none; border: none; cursor: pointer;
}
.sidebar-nav a:hover, .sidebar-logout:hover { background: var(--color-surface-2); color: var(--color-primary); text-decoration: none; }
.sidebar-nav a.active { background: rgba(108,99,255,.1); color: var(--color-primary); font-weight: 600; }
.sidebar-logout { color: var(--color-error); margin-top: 8px; }
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 24px; }
.stat-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: 16px; display: flex; align-items: center; gap: 12px; box-shadow: var(--shadow-sm); }
.stat-icon { font-size: 1.6rem; }
.stat-value { font-size: 1.3rem; font-weight: 800; }
.stat-label { font-size: .75rem; color: var(--color-text-muted); }
.downloads-list { display: flex; flex-direction: column; gap: 12px; }
.download-item { display: grid; grid-template-columns: 1fr auto auto; gap: 16px; align-items: center; padding: 14px; background: var(--color-surface-2); border-radius: var(--radius-md); border: 1px solid var(--color-border); }
.dl-product { font-weight: 600; font-size: .9rem; }
.dl-meta    { font-size: .78rem; color: var(--color-text-muted); margin-top: 2px; }
.dl-count, .dl-expiry { font-size: .78rem; color: var(--color-text-muted); }

/* ============================================================
   ADMIN LAYOUT
   ============================================================ */
.admin-layout { display: grid; grid-template-columns: 220px 1fr; min-height: 100vh; }
.admin-sidebar { background: var(--color-text); color: #ccc; padding: 24px 0; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.admin-sidebar-brand { padding: 0 20px 20px; font-weight: 800; font-size: 1.1rem; color: #fff; border-bottom: 1px solid #333; }
.admin-sidebar nav a {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 20px; color: #aaa; font-size: .875rem;
  transition: all var(--transition);
}
.admin-sidebar nav a:hover { background: rgba(255,255,255,.06); color: #fff; text-decoration: none; }
.admin-sidebar nav a.active { background: rgba(108,99,255,.3); color: var(--color-primary); border-right: 3px solid var(--color-primary); }
.admin-main { padding: 32px; background: var(--color-bg); }
.admin-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.chart-wrapper { position: relative; }

/* ============================================================
   FORMULAIRE PRODUIT ADMIN
   ============================================================ */
.product-form-grid { display: grid; grid-template-columns: 1fr 360px; gap: 28px; align-items: start; }
.upload-zone {
  border: 2px dashed var(--color-border); border-radius: var(--radius-lg);
  padding: 32px; text-align: center; cursor: pointer;
  transition: all var(--transition); background: var(--color-surface-2);
}
.upload-zone:hover, .upload-zone.drag-over { border-color: var(--color-primary); background: rgba(108,99,255,.05); }
.upload-zone-icon { font-size: 2.5rem; margin-bottom: 12px; }
.upload-zone p { font-size: .875rem; color: var(--color-text-muted); }
.upload-zone strong { color: var(--color-primary); }
.upload-zone input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.upload-zone .upload-wrapper { position: relative; }
.file-preview { margin-top: 12px; padding: 10px 14px; background: #dcfce7; border-radius: var(--radius-sm); font-size: .8rem; display: flex; align-items: center; gap: 8px; }
.price-input-wrapper { position: relative; }
.price-input-wrapper .currency-symbol { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); color: var(--color-text-muted); font-weight: 600; }
.rich-editor-toolbar { display: flex; gap: 6px; padding: 8px; background: var(--color-surface-2); border: 1px solid var(--color-border); border-bottom: none; border-radius: var(--radius-md) var(--radius-md) 0 0; }
.rich-editor-toolbar button { padding: 4px 8px; border: 1px solid var(--color-border); border-radius: 4px; background: #fff; cursor: pointer; font-size: .8rem; }
.rich-editor-toolbar button:hover { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.rich-editor-content { min-height: 200px; padding: 12px; border: 1px solid var(--color-border); border-radius: 0 0 var(--radius-md) var(--radius-md); background: #fff; }
.rich-editor-content:focus { outline: none; box-shadow: 0 0 0 3px rgba(108,99,255,.15); border-color: var(--color-primary); }

/* ============================================================
   SÉCURITÉ EVENTS (Admin)
   ============================================================ */
.security-events { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.security-event { display: grid; grid-template-columns: 1fr auto auto; gap: 8px; align-items: center; padding: 8px 12px; border-radius: var(--radius-sm); font-size: .8rem; }
.severity-warning  { background: #fef9c3; }
.severity-critical { background: #fee2e2; }
.event-action { font-weight: 600; font-family: var(--font-mono); }
.event-ip, .event-time { color: var(--color-text-muted); }
.empty-state        { color: var(--color-text-muted); font-size: .875rem; padding: 16px 0; }
.empty-state.success { color: var(--color-success); font-weight: 600; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .checkout-container { grid-template-columns: 1fr; }
  .product-form-grid  { grid-template-columns: 1fr; }
  .admin-grid-2 { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .account-layout { grid-template-columns: 1fr; }
  .admin-layout   { grid-template-columns: 1fr; }
  .admin-sidebar  { position: static; height: auto; }
  .stats-grid     { grid-template-columns: 1fr 1fr; }
  .nav-links      { display: none; }
  .footer-container { grid-template-columns: 1fr; }
  .download-item  { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .kpi-grid   { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .success-actions { flex-direction: column; }
}