/* =========================================================
   PrestaBoost — Design System
   Palette, typo, composants partagés entre toutes les pages.
   ========================================================= */

:root {
    /* Couleurs */
    --ds-bg:          #f5f5f7;
    --ds-bg-2:        #eef0f3;
    --ds-surface:     #ffffff;
    --ds-surface-2:   #fbfbfc;
    --ds-surface-3:   #f3f4f6;

    --ds-ink:         #0a0a0a;
    --ds-ink-2:       #404040;
    --ds-ink-3:       #737373;
    --ds-ink-4:       #a3a3a3;

    --ds-line:        rgba(10, 10, 10, 0.06);
    --ds-line-2:      rgba(10, 10, 10, 0.035);
    --ds-line-strong: rgba(10, 10, 10, 0.10);

    --ds-accent:      #0a0a0a;
    --ds-accent-soft: #f3f4f6;

    --ds-success:     #15803d;
    --ds-success-soft:#ecfdf5;
    --ds-warning:     #b45309;
    --ds-warning-soft:#fef3c7;
    --ds-danger:      #b91c1c;
    --ds-danger-soft: #fee2e2;
    --ds-danger-tint: #fef5f5;
    --ds-info:        #1d4ed8;
    --ds-info-soft:   #dbeafe;

    /* Rayons */
    --ds-r-xs: 6px;
    --ds-r-sm: 8px;
    --ds-r:    10px;
    --ds-r-md: 12px;
    --ds-r-lg: 16px;
    --ds-r-xl: 20px;

    /* Ombres */
    --ds-shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
    --ds-shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04), 0 1px 3px rgba(15, 23, 42, 0.03);
    --ds-shadow-md: 0 4px 12px -2px rgba(15, 23, 42, 0.06), 0 1px 3px rgba(15, 23, 42, 0.04);
    --ds-shadow-lg: 0 12px 32px -8px rgba(15, 23, 42, 0.12);

    /* Easing */
    --ds-ease: cubic-bezier(0.4, 0, 0.2, 1);
}

/* =========================
   Reset & typography
   ========================= */
html, body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-feature-settings: 'cv11', 'ss01', 'tnum';
    color: var(--ds-ink);
    background: var(--ds-bg);
}

.ds, .ds * { box-sizing: border-box; }

/* =========================
   Page header (titre + subtitle)
   ========================= */
.ds-page-head {
    margin-bottom: 28px;
}
.ds-page-head__crumbs {
    display: flex; align-items: center; gap: 8px;
    font-size: 13px; color: var(--ds-ink-3); font-weight: 500;
    margin-bottom: 12px;
}
.ds-page-head__crumbs-current { color: var(--ds-ink); }
.ds-page-head__title {
    font-size: 32px; font-weight: 700;
    line-height: 1.05; letter-spacing: -0.035em;
    margin: 0 0 6px;
}
.ds-page-head__lede {
    font-size: 14.5px; color: var(--ds-ink-3);
    line-height: 1.5; max-width: 640px; margin: 0;
}
.ds-page-head__row {
    display: flex; align-items: flex-end;
    justify-content: space-between; gap: 24px;
    flex-wrap: wrap;
}

/* =========================
   Card / Surface
   ========================= */
.ds-card {
    background: var(--ds-surface);
    border-radius: var(--ds-r-lg);
    box-shadow: var(--ds-shadow-sm);
    overflow: hidden;
}
.ds-card__head {
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 22px;
    border-bottom: 1px solid var(--ds-line);
    background: linear-gradient(180deg, var(--ds-surface-2), var(--ds-surface));
}
.ds-card__head h2,
.ds-card__head h3 {
    font-size: 15px; font-weight: 600; margin: 0;
    letter-spacing: -0.015em;
}
.ds-card__head p {
    font-size: 13px; color: var(--ds-ink-3); margin: 2px 0 0;
}
.ds-card__body { padding: 18px 22px; }

/* =========================
   KPI / Stats
   ========================= */
.ds-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
    margin-bottom: 24px;
}
.ds-stat {
    background: linear-gradient(180deg, #ffffff 0%, var(--ds-surface-2) 100%);
    border-radius: var(--ds-r-md);
    padding: 18px 20px;
    box-shadow: var(--ds-shadow-sm);
    transition: box-shadow 0.2s var(--ds-ease);
}
.ds-stat:hover { box-shadow: var(--ds-shadow-md); }
.ds-stat--hero {
    background:
        radial-gradient(ellipse 100% 80% at 100% 0%, rgba(220, 38, 38, 0.18), transparent 60%),
        radial-gradient(ellipse 80% 60% at 0% 100%, rgba(99, 102, 241, 0.10), transparent 60%),
        linear-gradient(180deg, #1a1a1a 0%, #0a0a0a 100%);
    color: #fff;
    box-shadow: 0 4px 24px -6px rgba(10, 10, 10, 0.25), 0 1px 3px rgba(10, 10, 10, 0.15);
}
.ds-stat__top {
    display: flex; align-items: center; justify-content: space-between;
    gap: 8px; margin-bottom: 14px;
}
.ds-stat__label {
    font-size: 12.5px; font-weight: 500; color: var(--ds-ink-3);
    letter-spacing: -0.005em;
}
.ds-stat--hero .ds-stat__label { color: rgba(255,255,255,0.6); }

.ds-stat__num {
    font-size: 28px; font-weight: 700; line-height: 1;
    letter-spacing: -0.04em; font-variant-numeric: tabular-nums;
    display: flex; align-items: baseline; gap: 2px;
}
.ds-stat__unit {
    font-size: 17px; font-weight: 600; color: var(--ds-ink-3);
    margin-left: 2px; letter-spacing: -0.02em;
}
.ds-stat--hero .ds-stat__unit { color: rgba(255,255,255,0.5); }

.ds-stat__foot {
    margin-top: 8px; font-size: 12.5px; color: var(--ds-ink-3);
}
.ds-stat--hero .ds-stat__foot { color: rgba(255,255,255,0.5); }

/* Variantes de couleur d'accent */
.ds-stat--success .ds-stat__num { color: var(--ds-success); }
.ds-stat--warning .ds-stat__num { color: var(--ds-warning); }
.ds-stat--danger  .ds-stat__num { color: var(--ds-danger); }

/* =========================
   Boutons
   ========================= */
.ds-btn {
    display: inline-flex; align-items: center; gap: 6px;
    font-family: inherit;
    font-size: 13px; font-weight: 600;
    padding: 8px 14px;
    border: none; border-radius: var(--ds-r-sm);
    cursor: pointer; line-height: 1.2;
    transition: all 0.15s var(--ds-ease);
    text-decoration: none;
    white-space: nowrap;
}
.ds-btn--primary {
    background: var(--ds-ink); color: #fff;
}
.ds-btn--primary:hover {
    background: #262626;
    transform: translateY(-1px);
    box-shadow: var(--ds-shadow-sm);
}
.ds-btn--primary:active { transform: translateY(0); }

.ds-btn--ghost {
    background: var(--ds-surface);
    color: var(--ds-ink);
    box-shadow: var(--ds-shadow-sm);
}
.ds-btn--ghost:hover { background: var(--ds-surface-2); }

.ds-btn--subtle {
    background: var(--ds-accent-soft);
    color: var(--ds-ink);
}
.ds-btn--subtle:hover { background: var(--ds-line); }

.ds-btn--danger {
    background: var(--ds-danger); color: #fff;
}
.ds-btn--danger:hover { background: #991b1b; }

.ds-btn--sm { padding: 6px 10px; font-size: 12px; }
.ds-btn--lg { padding: 10px 18px; font-size: 14px; }

/* =========================
   Form inputs
   ========================= */
.ds-input,
.ds-select,
.ds-textarea {
    font-family: inherit;
    font-size: 13.5px; font-weight: 500;
    color: var(--ds-ink);
    padding: 8px 12px;
    background: var(--ds-surface);
    border: none;
    border-radius: var(--ds-r-sm);
    box-shadow: inset 0 0 0 1px var(--ds-line-strong);
    transition: box-shadow 0.15s var(--ds-ease);
    width: 100%;
    line-height: 1.3;
}
.ds-input:focus,
.ds-select:focus,
.ds-textarea:focus {
    outline: none;
    box-shadow: inset 0 0 0 1px var(--ds-ink), 0 0 0 3px rgba(10, 10, 10, 0.05);
}
.ds-input::placeholder,
.ds-textarea::placeholder { color: var(--ds-ink-4); }

.ds-field {
    display: flex; flex-direction: column; gap: 6px;
}
.ds-field__label {
    font-size: 12.5px; font-weight: 600; color: var(--ds-ink-2);
}
.ds-field__hint {
    font-size: 12px; color: var(--ds-ink-3);
}

/* =========================
   Segmented control / chips / tags
   ========================= */
.ds-seg {
    display: inline-flex;
    background: var(--ds-surface);
    border-radius: var(--ds-r);
    padding: 3px;
    box-shadow: var(--ds-shadow-sm);
}
.ds-seg__btn {
    padding: 7px 14px;
    font-size: 13px; font-weight: 600;
    color: var(--ds-ink-3);
    text-decoration: none;
    border-radius: 7px;
    line-height: 1;
    transition: color 0.15s var(--ds-ease), background 0.15s var(--ds-ease);
    background: transparent; border: none;
    cursor: pointer;
}
.ds-seg__btn:hover { color: var(--ds-ink); }
.ds-seg__btn.is-on,
.ds-seg__btn[aria-selected="true"] {
    background: var(--ds-ink); color: #fff;
}

.ds-tag {
    display: inline-flex; align-items: center;
    padding: 3px 9px;
    background: var(--ds-surface-3);
    color: var(--ds-ink-2);
    font-size: 12px; font-weight: 500;
    border-radius: 999px;
    line-height: 1.4;
}
.ds-tag--success { background: var(--ds-success-soft); color: var(--ds-success); }
.ds-tag--warning { background: var(--ds-warning-soft); color: var(--ds-warning); }
.ds-tag--danger  { background: var(--ds-danger-soft);  color: var(--ds-danger);  }
.ds-tag--info    { background: var(--ds-info-soft);    color: var(--ds-info);    }

/* =========================
   Tableau
   ========================= */
.ds-table-wrap {
    background: var(--ds-surface);
    border-radius: var(--ds-r-lg);
    box-shadow: var(--ds-shadow-sm);
    overflow: hidden;
}
.ds-table {
    width: 100%; border-collapse: collapse;
    font-size: 13.5px;
}
.ds-table thead th {
    text-align: left;
    padding: 12px 20px;
    font-size: 11px; font-weight: 600;
    color: var(--ds-ink-3);
    letter-spacing: 0.04em; text-transform: uppercase;
    background: linear-gradient(180deg, rgba(10,10,10,0.02), rgba(10,10,10,0.005));
    border-bottom: 1px solid var(--ds-line);
    white-space: nowrap;
    position: sticky; top: 0; z-index: 1;
}
.ds-table thead th.num { text-align: right; }
.ds-table tbody td {
    padding: 14px 20px;
    border-bottom: 1px solid var(--ds-line);
    font-variant-numeric: tabular-nums;
    vertical-align: middle;
}
.ds-table tbody tr:last-child td { border-bottom: none; }
.ds-table tbody tr { transition: background 0.12s var(--ds-ease); }
.ds-table tbody tr:hover { background: var(--ds-line-2); }
.ds-table td.num { text-align: right; white-space: nowrap; }

/* =========================
   Empty state
   ========================= */
.ds-empty {
    background: linear-gradient(180deg, #ffffff 0%, var(--ds-surface-2) 100%);
    border-radius: var(--ds-r-lg);
    padding: 64px 32px;
    text-align: center;
    box-shadow: var(--ds-shadow-sm);
}
.ds-empty__glyph {
    display: inline-flex; align-items: center; justify-content: center;
    width: 56px; height: 56px;
    border-radius: 50%;
    background: linear-gradient(180deg, #f4f5f3, #e9ebe7);
    color: var(--ds-ink-3);
    margin-bottom: 16px;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.6), 0 1px 2px rgba(15,23,42,0.04);
}
.ds-empty h3 {
    font-size: 17px; font-weight: 600; margin: 0 0 4px;
    letter-spacing: -0.015em;
}
.ds-empty p {
    margin: 0; color: var(--ds-ink-3); font-size: 14px;
}

/* =========================
   Tooltip
   ========================= */
.ds-tip {
    position: relative;
    display: inline-flex; align-items: center;
    cursor: help;
    color: var(--ds-ink-4);
    transition: color 0.15s var(--ds-ease);
    padding: 2px; margin: -2px;
    outline: none;
}
.ds-tip:hover, .ds-tip:focus { color: var(--ds-ink); }
.ds-tip__pop {
    position: absolute;
    bottom: calc(100% + 8px); right: -4px;
    z-index: 50;
    width: 260px;
    background: var(--ds-ink); color: rgba(255,255,255,0.92);
    padding: 11px 13px;
    border-radius: var(--ds-r);
    font-size: 12px; font-weight: 400; line-height: 1.55;
    text-align: left; text-transform: none; letter-spacing: 0;
    box-shadow: 0 12px 32px rgba(0,0,0,0.18);
    opacity: 0; visibility: hidden; pointer-events: none;
    transform: translateY(4px);
    transition: opacity 0.18s var(--ds-ease), visibility 0.18s var(--ds-ease), transform 0.18s var(--ds-ease);
}
.ds-tip__pop::after {
    content: ''; position: absolute;
    top: 100%; right: 8px;
    border: 5px solid transparent;
    border-top-color: var(--ds-ink);
}
.ds-tip:hover .ds-tip__pop,
.ds-tip:focus .ds-tip__pop,
.ds-tip:focus-within .ds-tip__pop {
    opacity: 1; visibility: visible; transform: translateY(0);
}
.ds-tip__pop strong { color: #fff; font-weight: 600; }
.ds-tip__pop em { color: rgba(255,255,255,0.6); font-style: normal; }
.ds-tip__pop code {
    background: rgba(255,255,255,0.12); color: #fde68a;
    padding: 1px 5px; border-radius: 4px; font-size: 11px;
}

/* =========================
   Alert
   ========================= */
.ds-alert {
    display: flex; align-items: flex-start; gap: 10px;
    padding: 12px 14px;
    border-radius: var(--ds-r);
    font-size: 13.5px; line-height: 1.5;
    margin-bottom: 16px;
}
.ds-alert--success { background: var(--ds-success-soft); color: var(--ds-success); }
.ds-alert--warning { background: var(--ds-warning-soft); color: var(--ds-warning); }
.ds-alert--danger  { background: var(--ds-danger-soft);  color: var(--ds-danger);  }
.ds-alert--info    { background: var(--ds-info-soft);    color: var(--ds-info);    }

/* =========================
   Helpers
   ========================= */
.ds-mono {
    font-family: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
    font-variant-numeric: tabular-nums;
}
.ds-muted { color: var(--ds-ink-3); }
.ds-subtle { color: var(--ds-ink-4); }
.ds-divider {
    height: 1px; background: var(--ds-line);
    margin: 16px 0; border: none;
}

/* =========================
   Réutilisabilité ancien code (compat)
   On overrides quelques classes legacy pour qu'elles héritent
   du nouveau langage visuel sans tout réécrire.
   ========================= */
.alert {
    display: flex; align-items: flex-start; gap: 10px;
    padding: 12px 14px; border-radius: var(--ds-r);
    font-size: 13.5px; line-height: 1.5;
    margin-bottom: 16px; border: none;
}
.alert.alert-success { background: var(--ds-success-soft); color: var(--ds-success); }
.alert.alert-danger  { background: var(--ds-danger-soft);  color: var(--ds-danger); }
.alert.alert-warning { background: var(--ds-warning-soft); color: var(--ds-warning); }
.alert.alert-info    { background: var(--ds-info-soft);    color: var(--ds-info); }