:root {
    --bleu-principal: #0B5CAD;
    --bleu-fonce: #073B73;
    --blanc: #FFFFFF;
    --gris-clair: #F3F5F7;
    --gris-moyen: #6B7280;
    --gris-fonce: #374151;
}

body {
    background: var(--gris-clair);
    color: var(--gris-fonce);
    font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

.navbar-sav {
    background: var(--bleu-fonce);
}

.navbar-sav .navbar-brand,
.navbar-sav .nav-link {
    color: #fff !important;
}

.navbar-sav .nav-link.active {
    font-weight: 600;
    border-bottom: 2px solid #fff;
}

.btn-primary {
    background-color: var(--bleu-principal);
    border-color: var(--bleu-principal);
}

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

.card-kpi {
    background: #fff;
    border-radius: 10px;
    padding: 18px;
    text-align: center;
    border: 1px solid #E5E7EB;
}

.card-kpi .value {
    font-size: 28px;
    font-weight: 700;
    color: var(--bleu-fonce);
}

.card-kpi .label {
    color: var(--gris-moyen);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: .03em;
}

.badge-status {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    color: #fff;
    font-size: 12px;
    font-weight: 600;
}

.badge-priority {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 6px;
    color: #fff;
    font-size: 12px;
    font-weight: 600;
}

.message-bubble {
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 12px;
    max-width: 85%;
}

.message-bubble.client {
    background: #EFF6FF;
    margin-right: auto;
}

.message-bubble.staff {
    background: #F0FDF4;
    margin-left: auto;
}

.message-bubble.internal {
    background: #FEF3C7;
    border: 1px dashed #D97706;
    max-width: 100%;
}

.message-meta {
    font-size: 12px;
    color: var(--gris-moyen);
    margin-bottom: 4px;
}

.sla-ok { color: #16A34A; font-weight: 600; }
.sla-warning { color: #F59E0B; font-weight: 600; }
.sla-breached { color: #DC2626; font-weight: 600; }

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bleu-fonce), var(--bleu-principal));
    padding: 24px;
}

.login-card {
    background: #fff;
    border-radius: 12px;
    max-width: 420px;
    width: 100%;
    padding: 32px;
    box-shadow: 0 10px 30px rgba(0,0,0,.2);
}

.advantage-card {
    background: rgba(255,255,255,.12);
    border-radius: 10px;
    padding: 16px;
    color: #fff;
}

.stars {
    font-size: 24px;
    color: #D1D5DB;
    cursor: pointer;
}

.stars .active {
    color: #F59E0B;
}

.timeline-item {
    border-left: 2px solid #E5E7EB;
    padding-left: 16px;
    padding-bottom: 16px;
    position: relative;
}

.timeline-item::before {
    content: "";
    position: absolute;
    left: -6px;
    top: 4px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--bleu-principal);
}