/* =======================================================
   TW PLATFORM — Design System SRS v6.0
   Mode Jour  : [data-theme="day"]   — Client B2B, Coursier
   Mode Nuit  : [data-theme="night"] — Admin, Dispatch
   ======================================================= */

/* -------------------------------------------------------
   TOKENS COMMUNS
   ------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

/* -------------------------------------------------------
   MODE JOUR (défaut — portail client & coursier)
   ------------------------------------------------------- */
:root,
[data-theme="day"] {
    --bg-base:    #FFFFFF;
    --bg-panel:   #FAFAFA;
    --bg-raised:  #F3F4F7;
    --bg-input:   #FAFAFA;
    --bg-input-f: #F0F0F3;
    --fg-primary:   #0B0B0F;
    --fg-secondary: rgba(11,11,15,0.55);
    --fg-muted:     rgba(11,11,15,0.32);
    --bd-subtle:  #F3F4F7;
    --bd-default: #E5E5EA;
    --bd-strong:  #0B0B0F;
    --shadow-sm:  0 1px 3px rgba(0,0,0,0.06);
    --shadow-md:  0 4px 12px rgba(0,0,0,0.08);
    --r: 4px;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --t: 0.18s ease;
}

/* -------------------------------------------------------
   MODE NUIT (admin & dispatch)
   ------------------------------------------------------- */
[data-theme="night"] {
    --bg-base:    #05060A;
    --bg-panel:   #151821;
    --bg-raised:  #1C2030;
    --bg-input:   #151821;
    --bg-input-f: #1C2030;
    --fg-primary:   #F5F7FA;
    --fg-secondary: rgba(245,247,250,0.55);
    --fg-muted:     rgba(245,247,250,0.30);
    --bd-subtle:  #232633;
    --bd-default: #2D3045;
    --bd-strong:  #F5F7FA;
    --shadow-sm:  0 1px 3px rgba(0,0,0,0.3);
    --shadow-md:  0 4px 12px rgba(0,0,0,0.4);
}

/* -------------------------------------------------------
   BASE
   ------------------------------------------------------- */
body {
    font-family: var(--font);
    background: var(--bg-base);
    color: var(--fg-primary);
    min-height: 100vh;
    line-height: 1.5;
}

a { color: inherit; text-decoration: none; }
button { font-family: var(--font); }

/* -------------------------------------------------------
   TOPBAR / NAVIGATION
   ------------------------------------------------------- */
.tw-topbar {
    position: sticky;
    top: 0;
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    height: 56px;
    background: var(--bg-base);
    border-bottom: 1px solid var(--bd-subtle);
}

.tw-brand {
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--fg-primary);
}
.tw-brand small {
    font-weight: 400;
    font-size: 0.65em;
    color: var(--fg-secondary);
    letter-spacing: 0;
    text-transform: none;
    margin-left: 8px;
}

.tw-topbar-right { display: flex; align-items: center; gap: 16px; }

.tw-user-tag {
    font-size: 0.82rem;
    color: var(--fg-secondary);
}
.tw-user-tag strong { color: var(--fg-primary); font-weight: 500; }

/* -------------------------------------------------------
   BOUTONS
   ------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--r);
    font-size: 0.82rem;
    font-weight: 500;
    font-family: var(--font);
    cursor: pointer;
    border: 1px solid transparent;
    transition: all var(--t);
    text-decoration: none;
    white-space: nowrap;
}

/* Primaire: inversé (fg sur bg) */
.btn-primary {
    background: var(--fg-primary);
    color: var(--bg-base);
    border-color: var(--fg-primary);
}
.btn-primary:hover { opacity: 0.85; transform: translateY(-1px); }

/* Secondaire: contour */
.btn-secondary {
    background: transparent;
    color: var(--fg-secondary);
    border-color: var(--bd-default);
}
.btn-secondary:hover {
    color: var(--fg-primary);
    border-color: var(--bd-strong);
    background: var(--bg-raised);
}

/* Danger: plein inversé avec bordure épaisse */
.btn-danger {
    background: var(--fg-primary);
    color: var(--bg-base);
    border-color: var(--fg-primary);
    border-width: 2px;
    font-weight: 700;
}
.btn-danger:hover { opacity: 0.85; }

/* Large (full width) */
.btn-lg {
    padding: 14px 24px;
    font-size: 0.92rem;
    font-weight: 600;
    width: 100%;
    justify-content: center;
}

/* -------------------------------------------------------
   FORMULAIRES
   ------------------------------------------------------- */
.form-group { margin-bottom: 14px; }

.form-label {
    display: block;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--fg-muted);
    margin-bottom: 5px;
    text-transform: uppercase;
    letter-spacing: 0.6px;
}

.form-control {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-input);
    border: 1px solid var(--bd-default);
    border-radius: var(--r);
    color: var(--fg-primary);
    font-family: var(--font);
    font-size: 0.9rem;
    outline: none;
    transition: border-color var(--t), box-shadow var(--t);
    appearance: none;
}
.form-control:focus {
    border-color: var(--bd-strong);
    box-shadow: 0 0 0 2px rgba(11,11,15,0.06);
}
[data-theme="night"] .form-control:focus {
    box-shadow: 0 0 0 2px rgba(245,247,250,0.06);
}
textarea.form-control { resize: vertical; min-height: 72px; }
select.form-control { cursor: pointer; }
.form-control::placeholder { color: var(--fg-muted); }

/* -------------------------------------------------------
   BADGES DE STATUT — Contraste Pur N&B
   ------------------------------------------------------- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 9px;
    border-radius: 2px;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    border: 1px solid transparent;
}
.badge::before {
    content: '';
    width: 4px;
    height: 4px;
    border-radius: 50%;
    flex-shrink: 0;
    background: currentColor;
}

/* Day Mode badges */
.badge.en-attente   { background: var(--bg-raised); color: var(--fg-secondary); border-color: var(--bd-default); }
.badge.assignee     { background: var(--bg-raised); color: var(--fg-primary);   border-color: var(--bd-default); }
.badge.receptionne  { background: var(--bg-raised); color: var(--fg-primary);   border-color: var(--bd-strong); }
.badge.en-cours     { background: var(--fg-primary); color: var(--bg-base);     border-color: var(--fg-primary); }
.badge.livree       { background: var(--bg-base);    color: var(--fg-primary);  border-color: var(--fg-primary); border-width: 1.5px; }
.badge.annulee      { background: var(--fg-primary); color: var(--bg-base);     border-color: var(--fg-primary); font-weight: 900; }
.badge.cloturee     { background: var(--bg-raised);  color: var(--fg-muted);   }

/* Night Mode badges (overrides via data-theme="night" on html) */
[data-theme="night"] .badge.en-attente  { background: var(--bg-raised); color: var(--fg-secondary); border-color: var(--bd-default); }
[data-theme="night"] .badge.assignee    { background: var(--bg-raised); color: var(--fg-primary);   border-color: var(--bd-default); }
[data-theme="night"] .badge.receptionne { background: var(--bg-panel);  color: var(--fg-primary);   border-color: var(--bd-strong); }
[data-theme="night"] .badge.en-cours    { background: var(--fg-primary); color: var(--bg-base);     border-color: var(--fg-primary); }
[data-theme="night"] .badge.livree      { background: var(--fg-primary); color: var(--bg-base);     border-color: var(--fg-primary); font-weight: 700; }
[data-theme="night"] .badge.annulee     { background: var(--fg-primary); color: var(--bg-base);     border-color: var(--fg-primary); font-weight: 900; }
[data-theme="night"] .badge.cloturee    { background: var(--bg-raised);  color: var(--fg-muted); }

/* -------------------------------------------------------
   ALERTE URGENCE (Contraste Inversé Radical SRS v6.0)
   ------------------------------------------------------- */
.alert-urgency {
    background: #000000;
    color: #FFFFFF;
    border: 3px solid #000000;
    border-radius: var(--r);
    padding: 12px 16px;
    font-weight: 700;
    font-size: 0.88rem;
    display: flex;
    align-items: center;
    gap: 10px;
}
[data-theme="night"] .alert-urgency {
    background: #FFFFFF;
    color: #000000;
    border-color: #FFFFFF;
}

/* Alerte standard */
.alert-box {
    padding: 12px 16px;
    border-radius: var(--r);
    font-size: 0.85rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    border: 1px solid var(--bd-default);
    background: var(--bg-raised);
    color: var(--fg-primary);
}

/* -------------------------------------------------------
   TABLEAUX
   ------------------------------------------------------- */
.tw-table-wrap { overflow-x: auto; }

.tw-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.tw-table thead th {
    padding: 10px 14px;
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--fg-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    border-bottom: 1px solid var(--bd-default);
    text-align: left;
    background: var(--bg-base);
}

.tw-table tbody tr {
    transition: background var(--t);
}
.tw-table tbody tr:hover { background: var(--bg-raised); }

.tw-table tbody td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--bd-subtle);
    color: var(--fg-secondary);
    white-space: nowrap;
}
.tw-table tbody td:first-child { color: var(--fg-primary); font-weight: 600; }

/* -------------------------------------------------------
   CARTES / PANNEAUX
   ------------------------------------------------------- */
.tw-card {
    background: var(--bg-panel);
    border: 1px solid var(--bd-subtle);
    border-radius: var(--r);
    padding: 24px;
}

.tw-card-sm { padding: 16px 20px; }
.tw-card-lg { padding: 32px; }

/* KPI */
.tw-kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
}

.tw-kpi {
    display: flex;
    flex-direction: column;
    gap: 5px;
}
.tw-kpi-label {
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--fg-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
}
.tw-kpi-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--fg-primary);
    line-height: 1;
}
.tw-kpi-sub { font-size: 0.73rem; color: var(--fg-muted); }

/* -------------------------------------------------------
   SECTION TITRE
   ------------------------------------------------------- */
.tw-section-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--fg-primary);
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}
.tw-section-title::before {
    content: '';
    width: 3px;
    height: 16px;
    background: var(--fg-primary);
    border-radius: 2px;
    flex-shrink: 0;
}

/* -------------------------------------------------------
   CONTENU PRINCIPAL
   ------------------------------------------------------- */
.tw-main {
    max-width: 1280px;
    margin: 0 auto;
    padding: 28px 32px;
}

/* -------------------------------------------------------
   EMPTY STATE
   ------------------------------------------------------- */
.tw-empty {
    text-align: center;
    padding: 48px 24px;
    color: var(--fg-muted);
}
.tw-empty-icon { font-size: 2rem; opacity: 0.2; margin-bottom: 10px; }
.tw-empty p { font-size: 0.88rem; }

/* -------------------------------------------------------
   SPINNER
   ------------------------------------------------------- */
.tw-spinner {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(0,0,0,0.12);
    border-top-color: var(--fg-primary);
    border-radius: 50%;
    animation: tw-spin 0.7s linear infinite;
    display: inline-block;
}
[data-theme="night"] .tw-spinner { border-color: rgba(255,255,255,0.12); border-top-color: var(--fg-primary); }
@keyframes tw-spin { to { transform: rotate(360deg); } }

/* -------------------------------------------------------
   RESPONSIVE
   ------------------------------------------------------- */
@media (max-width: 768px) {
    .tw-topbar { padding: 0 16px; }
    .tw-main { padding: 16px; }
    .tw-card-lg { padding: 20px; }
}
@media (max-width: 480px) {
    .tw-kpi-grid { grid-template-columns: 1fr 1fr; }
}