* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Plus Jakarta Sans', 'Segoe UI', sans-serif;
}

:root {
    --primary: #0D9488;
    --primary-dark: #0F766E;
    --primary-light: #14B8A6;
    --accent: #2563EB;
    --bg: #F1F5F9;
    --white: #FFFFFF;
    --text: #1E293B;
    --text-light: #64748B;
    --border: #E2E8F0;
    --success: #15803D;
    --warning: #B45309;
    --danger: #DC2626;
    --sidebar-width: 240px;
    --sidebar-collapsed-width: 64px;
    --sidebar-bg-start: #0B2B3C;
    --sidebar-bg-end: #134252;
    --radius: 10px;
    --radius-sm: 6px;
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 6px 20px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 12px 35px rgba(15, 23, 42, 0.12);
    --transition: 0.18s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    background: var(--bg);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
}

/* Scrollbars */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: rgba(100, 116, 139, 0.35);
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(100, 116, 139, 0.55);
}

/* SIDEBAR */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: linear-gradient(180deg, var(--sidebar-bg-start) 0%, var(--sidebar-bg-end) 100%);
    color: white;
    display: flex;
    flex-direction: column;
    z-index: 100;
    box-shadow: 2px 0 12px rgba(0,0,0,0.08);
    transition: width 0.25s ease;
    overflow: hidden;
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px 16px;
    background: rgba(0,0,0,0.12);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    flex-shrink: 0;
    white-space: nowrap;
    overflow: hidden;
}

.sidebar-logo-icon {
    font-size: 22px;
    flex-shrink: 0;
    width: 30px;
    text-align: center;
}

.sidebar-header-text {
    overflow: hidden;
    transition: opacity 0.2s ease, max-width 0.25s ease;
    max-width: 180px;
}

.sidebar-header h2 {
    font-size: 14px;
    font-weight: 700;
    color: white;
    line-height: 1.3;
    white-space: nowrap;
}

.sidebar-header p {
    font-size: 10px;
    color: rgba(255,255,255,0.55);
    margin-top: 2px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    white-space: nowrap;
}

.sidebar-menu {
    padding: 10px 8px;
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
}

.menu-section {
    padding: 14px 10px 5px;
    font-size: 10px;
    text-transform: uppercase;
    color: rgba(255,255,255,0.35);
    letter-spacing: 1.5px;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
}

.menu-item {
    display: flex;
    align-items: center;
    padding: 10px 12px;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease, border-left-color 0.15s ease;
    font-size: 13.5px;
    font-weight: 500;
    color: rgba(255,255,255,0.75);
    border-radius: var(--radius-sm);
    margin-bottom: 2px;
    border-left: 3px solid transparent;
    white-space: nowrap;
    overflow: hidden;
    position: relative;
}

.menu-item:hover {
    background: rgba(255,255,255,0.08);
    color: white;
}

.menu-item.active {
    background: #1565C0;
    color: white;
    border-left-color: rgba(255,255,255,0.85);
    box-shadow: none;
}

.menu-item .icon {
    flex-shrink: 0;
    margin-right: 10px;
    font-size: 16px;
    width: 22px;
    text-align: center;
}

.menu-text {
    overflow: hidden;
    transition: opacity 0.2s ease;
}

.menu-badge {
    position: absolute;
    top: 6px;
    right: 8px;
    background: #DC2626;
    color: white;
    font-size: 10px;
    font-weight: 700;
    min-width: 16px;
    height: 16px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    line-height: 1;
}

/* Sidebar collapsed — icônes centrées */
body.sidebar-collapsed .menu-item {
    justify-content: center;
    padding: 10px 0;
}
body.sidebar-collapsed .menu-item .icon {
    margin-right: 0;
}

/* Tooltip flottant (JS-managed, position: fixed) */
.sidebar-tooltip {
    position: fixed;
    left: calc(var(--sidebar-collapsed-width) + 8px);
    background: rgba(15, 23, 42, 0.92);
    color: white;
    padding: 6px 11px;
    border-radius: 6px;
    font-size: 12.5px;
    font-family: 'Plus Jakarta Sans', 'Segoe UI', sans-serif;
    white-space: nowrap;
    z-index: 500;
    pointer-events: none;
    box-shadow: 0 3px 10px rgba(0,0,0,0.3);
    opacity: 0;
    transition: opacity 0.12s ease;
}
.sidebar-tooltip.visible { opacity: 1; }

/* PIED DE SIDEBAR : profil utilisateur + bouton toggle */
.sidebar-footer {
    padding: 12px 10px;
    border-top: 1px solid rgba(255,255,255,0.1);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 8px;
    overflow: hidden;
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
}

.sidebar-avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: rgba(255,255,255,0.15);
    color: white;
    font-weight: 700;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border: 2px solid rgba(255,255,255,0.25);
}

.sidebar-user-info {
    overflow: hidden;
    transition: opacity 0.2s ease;
}

.sidebar-user-name {
    font-size: 12px;
    font-weight: 600;
    color: white;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sidebar-user-role {
    font-size: 10px;
    color: rgba(255,255,255,0.5);
    margin-top: 1px;
    white-space: nowrap;
}

.sidebar-toggle-btn {
    background: rgba(255,255,255,0.1);
    border: none;
    color: rgba(255,255,255,0.65);
    width: 28px;
    height: 28px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background 0.15s ease, color 0.15s ease;
}

.sidebar-toggle-btn:hover {
    background: rgba(255,255,255,0.2);
    color: white;
}

/* MAIN CONTENT */
.main {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    transition: margin-left 0.25s ease;
}

/* SIDEBAR COLLAPSED (desktop) */
body.sidebar-collapsed .sidebar {
    width: var(--sidebar-collapsed-width);
}
body.sidebar-collapsed .main {
    margin-left: var(--sidebar-collapsed-width);
}
body.sidebar-collapsed .sidebar-header-text,
body.sidebar-collapsed .sidebar-user-info,
body.sidebar-collapsed .menu-text {
    opacity: 0;
    max-width: 0;
    overflow: hidden;
}
body.sidebar-collapsed .menu-section {
    font-size: 0;
    padding: 8px 0 3px;
}
body.sidebar-collapsed .sidebar-footer {
    justify-content: center;
    padding: 12px 0;
}
body.sidebar-collapsed .sidebar-user {
    justify-content: center;
    flex: 0;
}

.topbar {
    background: var(--white);
    padding: 16px 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 99;
    box-shadow: var(--shadow-sm);
}

.topbar h1 {
    font-size: 19px;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.2px;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 13px;
    color: var(--text-light);
}

#user-name {
    background: #ECFDF5;
    color: var(--primary-dark);
    padding: 6px 14px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 12.5px;
}

.topbar-right button {
    transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
    font-weight: 600;
    box-shadow: var(--shadow-sm);
}

.topbar-right button:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.badge {
    background: var(--danger);
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    font-size: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.content {
    padding: 28px;
}

/* PAGE TRANSITION */
.page { display: none; }
.page.active {
    display: block;
    animation: fadeInUp 0.35s ease;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* CARDS */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 20px;
    margin-bottom: 25px;
}

.card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 22px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    border-left: 4px solid var(--primary);
    transition: transform var(--transition), box-shadow var(--transition);
}

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

.card h3 {
    font-size: 11.5px;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 10px;
    font-weight: 700;
}

.card .value {
    font-size: 30px;
    font-weight: 800;
    color: var(--text);
    letter-spacing: -0.5px;
}

.card .sub {
    font-size: 12px;
    color: var(--text-light);
    margin-top: 6px;
}

.card.green { border-left-color: var(--success); }
.card.orange { border-left-color: var(--warning); }
.card.red { border-left-color: var(--danger); }

/* FORM PAGE (page dédiée remplaçant une modale) */
.form-page {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    padding: 24px 28px;
    margin-bottom: 25px;
}

.form-page h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--text);
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.btn-retour {
    margin-bottom: 18px;
}

/* TABLES */
.table-container {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    overflow: hidden;
    margin-bottom: 25px;
}

.table-header {
    padding: 18px 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
    gap: 12px;
    background: linear-gradient(180deg, #FAFBFC 0%, #FFFFFF 100%);
}

.table-header h3 {
    font-size: 15px;
    font-weight: 700;
    color: var(--text);
}

table {
    width: 100%;
    border-collapse: collapse;
}

th {
    background: #F8FAFC;
    padding: 12px 18px;
    text-align: left;
    font-size: 11.5px;
    font-weight: 700;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.6px;
    border-bottom: 1px solid var(--border);
}

td {
    padding: 13px 18px;
    font-size: 13px;
    border-bottom: 1px solid var(--border);
    color: var(--text);
}

tr:last-child td {
    border-bottom: none;
}

tbody tr {
    transition: background var(--transition);
}

tbody tr:hover td {
    background: #F0FDFA;
}

tbody tr.row-alert td {
    background: #FEF3C7;
}

tbody tr.row-danger td {
    background: #FEE2E2;
}

tbody tr.row-alert:hover td {
    background: #FDE9A8;
}

tbody tr.row-danger:hover td {
    background: #FCD3D3;
}

/* BUTTONS */
.btn {
    padding: 9px 18px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--white);
    color: var(--text);
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: background var(--transition), transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.btn:hover {
    border-color: var(--primary-light);
    color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.btn:active {
    transform: translateY(0);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    border: none;
    box-shadow: 0 2px 8px rgba(13, 148, 136, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    color: white;
    box-shadow: 0 4px 14px rgba(13, 148, 136, 0.4);
    transform: translateY(-1px);
}

.btn-success {
    background: var(--success);
    color: white;
    border: none;
}

.btn-success:hover {
    background: #166534;
    color: white;
}

.btn-danger {
    background: var(--white);
    color: var(--danger);
    border: 1px solid #FECACA;
}

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

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

/* SEARCH */
.search-box {
    padding: 9px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 13px;
    width: 250px;
    outline: none;
    background: #F8FAFC;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.search-box:focus {
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.12);
}

input[type="date"],
input[type="datetime-local"] {
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 13px;
    outline: none;
    background: #F8FAFC;
    color: var(--text);
    transition: border-color var(--transition), box-shadow var(--transition);
}

input[type="date"]:focus,
input[type="datetime-local"]:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.12);
    background: var(--white);
}

/* ALERTS */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 15px;
    font-size: 13px;
    font-weight: 500;
}

.alert-warning {
    background: #FEF3C7;
    border-left: 4px solid var(--warning);
    color: #92400E;
}

.alert-danger {
    background: #FEE2E2;
    border-left: 4px solid var(--danger);
    color: var(--danger);
}

/* PATIENT COMBOBOX */
.patient-combo {
    position: relative;
}

.patient-combo-list {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    max-height: 180px;
    overflow-y: auto;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    z-index: 1100;
    margin-top: 4px;
}

.patient-combo-list.active {
    display: block;
    animation: fadeInUp 0.15s ease;
}

.patient-combo-item {
    padding: 9px 14px;
    font-size: 13px;
    cursor: pointer;
    transition: background var(--transition);
}

.patient-combo-item:hover,
.patient-combo-item.highlighted {
    background: #F0FDFA;
    color: var(--primary-dark);
}

.patient-combo-item.no-result {
    color: var(--text-light);
    cursor: default;
}

/* MODAL */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(15, 23, 42, 0.45);
    backdrop-filter: blur(2px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal-overlay.active {
    display: flex;
    animation: overlayIn 0.2s ease;
}

@keyframes overlayIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal {
    background: white;
    border-radius: var(--radius);
    padding: 32px;
    width: 560px;
    max-width: 92%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: modalIn 0.25s ease;
}

.modal.modal-lg {
    width: 720px;
}

@keyframes modalIn {
    from { opacity: 0; transform: translateY(16px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--text);
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 11.5px;
    font-weight: 700;
    color: var(--text-light);
    margin-bottom: 7px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 11px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 13.5px;
    outline: none;
    background: #F8FAFC;
    color: var(--text);
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.12);
}

.required-mark {
    color: var(--danger);
    margin-left: 2px;
}

.input-error {
    border-color: var(--danger) !important;
    background: #FEF2F2 !important;
}

.input-error:focus {
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.15) !important;
}

.form-group input[type="checkbox"],
.form-group input[type="radio"] {
    width: auto;
    padding: 0;
    border: none;
    background: none;
    accent-color: var(--primary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.modal-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 24px;
    padding-top: 18px;
    border-top: 1px solid var(--border);
}

/* STATUS BADGES */
.status {
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.3px;
}

.status-ok { background: #DCFCE7; color: var(--success); }
.status-warning { background: #FEF3C7; color: var(--warning); }
.status-danger { background: #FEE2E2; color: var(--danger); }
.status-info { background: #DBEAFE; color: var(--accent); }

/* LOADING */
.loading {
    text-align: center;
    padding: 40px;
    color: var(--text-light);
    font-size: 14px;
}

.loading::after {
    content: '';
    display: inline-block;
    width: 14px;
    height: 14px;
    margin-left: 10px;
    border: 2px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    vertical-align: middle;
    animation: spin 0.7s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* LOGIN PAGE */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--sidebar-bg-start) 0%, var(--primary-dark) 55%, var(--primary) 100%);
    position: relative;
    overflow: hidden;
    padding: 20px;
}

.login-page::before,
.login-page::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
}

.login-page::before {
    width: 480px;
    height: 480px;
    top: -160px;
    right: -120px;
}

.login-page::after {
    width: 320px;
    height: 320px;
    bottom: -120px;
    left: -80px;
    background: rgba(255,255,255,0.05);
}

.login-box {
    background: var(--white);
    border-radius: 16px;
    padding: 44px 38px;
    width: 380px;
    max-width: 90%;
    box-shadow: var(--shadow-lg);
    text-align: center;
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.4s ease;
}

.login-logo {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    border-radius: 18px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    box-shadow: 0 6px 16px rgba(13, 148, 136, 0.35);
}

.login-box h2 {
    color: var(--text);
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 4px;
    letter-spacing: -0.3px;
}

.login-box p.subtitle {
    color: var(--text-light);
    font-size: 12.5px;
    margin-bottom: 28px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.login-box .form-group {
    text-align: left;
}

.login-box .btn-primary {
    width: 100%;
    padding: 12px;
    font-size: 14px;
    margin-top: 8px;
    border-radius: var(--radius-sm);
}

.login-error {
    background: #FEE2E2;
    color: var(--danger);
    border-left: 4px solid var(--danger);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 12.5px;
    margin-bottom: 18px;
    display: none;
    text-align: left;
}

.login-error.active {
    display: block;
    animation: fadeInUp 0.2s ease;
}

/* LIGNES ORDONNANCE */
.ligne-ordonnance {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 0.7fr 1.5fr 0.7fr 1fr auto;
    gap: 8px;
    margin-bottom: 4px;
    align-items: center;
}

.ligne-ordonnance input,
.ligne-ordonnance select {
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 12px;
    outline: none;
    background: #F8FAFC;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.ligne-ordonnance input:focus,
.ligne-ordonnance select:focus {
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.12);
}

.ligne-ordonnance input[readonly] {
    background: #EEF2F7;
    color: var(--text-light);
}

.ligne-ordonnance .btn-remove {
    background: var(--white);
    color: var(--danger);
    border: 1px solid #FECACA;
    border-radius: var(--radius-sm);
    width: 28px;
    height: 28px;
    cursor: pointer;
    font-size: 14px;
    transition: background var(--transition), color var(--transition);
}

.ligne-ordonnance .btn-remove:hover {
    background: var(--danger);
    color: white;
    border-color: var(--danger);
}

.ligne-ordonnance-wrapper {
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 1px dashed var(--border);
}

.ligne-ordonnance-wrapper:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.ligne-ordonnance-info {
    font-size: 11px;
    color: var(--text-light);
    margin-top: 4px;
    padding-left: 2px;
}

/* LIGNES ACHAT */
.ligne-achat {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr auto;
    gap: 8px;
    margin-bottom: 8px;
    align-items: center;
}

.ligne-achat input {
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 12px;
    outline: none;
    background: #F8FAFC;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.ligne-achat input:focus {
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.12);
}

.ligne-achat input[readonly] {
    background: #EEF2F7;
    color: var(--text-light);
}

.ligne-achat .btn-remove {
    background: var(--white);
    color: var(--danger);
    border: 1px solid #FECACA;
    border-radius: var(--radius-sm);
    width: 28px;
    height: 28px;
    cursor: pointer;
    font-size: 14px;
    transition: background var(--transition), color var(--transition);
}

.ligne-achat .btn-remove:hover {
    background: var(--danger);
    color: white;
    border-color: var(--danger);
}

.ligne-achat-wrapper {
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 1px dashed var(--border);
}

.ligne-achat-wrapper:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.ligne-achat-info {
    font-size: 11px;
    color: var(--text-light);
    margin-top: 4px;
    padding-left: 2px;
}

.ligne-achat-nouvel {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
    gap: 8px;
    margin-top: 6px;
}

.ligne-achat-nouvel input,
.ligne-achat-nouvel select {
    padding: 6px 8px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 11px;
    outline: none;
    background: #F8FAFC;
}

/* LIGNES EXAMEN */
.ligne-examen {
    display: grid;
    grid-template-columns: 1.5fr 1.5fr 1fr auto;
    gap: 8px;
    margin-bottom: 8px;
    align-items: center;
}

.ligne-examen input,
.ligne-examen select {
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 12px;
    outline: none;
    background: #F8FAFC;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.ligne-examen input:focus,
.ligne-examen select:focus {
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.12);
}

.ligne-examen .btn-remove {
    background: var(--white);
    color: var(--danger);
    border: 1px solid #FECACA;
    border-radius: var(--radius-sm);
    width: 28px;
    height: 28px;
    cursor: pointer;
    font-size: 14px;
    transition: background var(--transition), color var(--transition);
}

.ligne-examen .btn-remove:hover {
    background: var(--danger);
    color: white;
    border-color: var(--danger);
}

.ligne-examen-wrapper:last-child {
    margin-bottom: 0;
}

/* HAMBURGER BUTTON (hidden on desktop) */
.btn-hamburger {
    display: none;
    background: none;
    border: none;
    font-size: 22px;
    cursor: pointer;
    padding: 4px 8px;
    color: var(--text);
    line-height: 1;
    border-radius: var(--radius-sm);
    transition: background var(--transition);
    flex-shrink: 0;
}
.btn-hamburger:hover { background: var(--bg); }

/* Sidebar backdrop for mobile overlay */
.sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    z-index: 150;
}

/* TABLETTE (769px – 1024px) : sidebar icônes uniquement, hover expand */
@media (min-width: 769px) and (max-width: 1024px) {
    .main { margin-left: var(--sidebar-collapsed-width); transition: none; }

    .sidebar {
        width: var(--sidebar-collapsed-width);
        transition: width 0.22s ease;
    }
    .sidebar:hover {
        width: var(--sidebar-width);
        box-shadow: 4px 0 20px rgba(0, 0, 0, 0.18);
        z-index: 110;
    }

    /* Masquer texte sidebar-header, ne garder que l'icône */
    .sidebar-header-text { opacity: 0; max-width: 0; }
    .sidebar:hover .sidebar-header-text { opacity: 1; max-width: 200px; }

    /* Section labels masqués */
    .menu-section { font-size: 0; padding: 8px 0 3px; }
    .sidebar:hover .menu-section { font-size: 10px; padding: 14px 10px 5px; }

    /* Items : icône centrée, texte masqué */
    .menu-item { justify-content: center; padding: 10px 0; }
    .menu-item .icon { margin-right: 0; }
    .menu-text { opacity: 0; max-width: 0; }
    .sidebar:hover .menu-item { justify-content: flex-start; padding: 10px 12px; }
    .sidebar:hover .menu-item .icon { margin-right: 10px; }
    .sidebar:hover .menu-text { opacity: 1; max-width: 200px; }

    /* Pied de sidebar */
    .sidebar-user-info { opacity: 0; max-width: 0; }
    .sidebar:hover .sidebar-user-info { opacity: 1; max-width: 150px; }
    .sidebar-footer { justify-content: center; }
    .sidebar:hover .sidebar-footer { justify-content: flex-start; }
    .sidebar-toggle-btn { display: none; }

    /* Les tooltips sont gérés par JS (sidebar-tooltip) */

    /* Annuler le collapsed desktop si présent */
    body.sidebar-collapsed .sidebar { width: var(--sidebar-collapsed-width); }
    body.sidebar-collapsed .sidebar:hover { width: var(--sidebar-width); }
    body.sidebar-collapsed .main { margin-left: var(--sidebar-collapsed-width); }

    .content { padding: 18px; }
    .form-row { grid-template-columns: 1fr; }
    .table-header { flex-wrap: wrap; gap: 10px; }
}

/* MOBILE (≤ 768px) : hamburger + sidebar overlay */
@media (max-width: 768px) {
    .btn-hamburger { display: inline-flex; align-items: center; justify-content: center; }

    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.25s ease, width 0s;
        z-index: 200;
        width: var(--sidebar-width);
    }
    body.sidebar-open .sidebar { transform: translateX(0); }
    body.sidebar-open .sidebar-backdrop { display: block; }

    /* Rétablir le texte masqué par sidebar-collapsed */
    .sidebar-header-text, .sidebar-user-info, .menu-text { opacity: 1 !important; max-width: 200px !important; }
    .menu-section { font-size: 10px !important; padding: 14px 10px 5px !important; }
    .menu-item { justify-content: flex-start !important; padding: 10px 12px !important; }
    .menu-item .icon { margin-right: 10px !important; }
    .sidebar-footer { justify-content: flex-start !important; padding: 12px 10px !important; }
    .sidebar-toggle-btn { display: none; }

    .main { margin-left: 0; }

    .topbar {
        padding: 10px 14px;
        gap: 8px;
    }
    .topbar-left {
        display: flex;
        align-items: center;
        gap: 10px;
        flex: 1;
        min-width: 0;
    }
    .topbar h1 {
        font-size: 14px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .topbar-right {
        gap: 6px;
        font-size: 12px;
        flex-shrink: 0;
    }
    #user-name { display: none; }

    .content { padding: 12px; }

    .cards-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    .card { padding: 14px; }
    .card .value { font-size: 22px; }

    /* Tables scrollables horizontalement */
    .table-container { overflow-x: auto; }
    table { min-width: 550px; }

    .table-header {
        flex-direction: column;
        align-items: stretch;
    }
    .table-header > div {
        flex-wrap: wrap;
        gap: 8px;
    }
    .search-box { width: 100%; min-width: 0; }

    /* Formulaires en colonne unique */
    .form-row { grid-template-columns: 1fr; }

    /* Lignes ordonnance/achat/examen responsive */
    .ligne-ordonnance {
        grid-template-columns: 1fr 1fr;
        gap: 6px;
    }
    .ligne-achat {
        grid-template-columns: 1fr 1fr;
        gap: 6px;
    }
    .ligne-examen {
        grid-template-columns: 1fr 1fr;
        gap: 6px;
    }

    /* Modals pleine largeur */
    .modal {
        padding: 18px;
        width: 100%;
        max-width: 96%;
    }
    .modal.modal-lg { width: 100%; }
}

/* TOAST NOTIFICATIONS */
#toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 240px;
    max-width: 360px;
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    color: #fff;
    font-size: 13px;
    font-weight: 500;
    opacity: 0;
    transform: translateX(40px);
    transition: opacity var(--transition), transform var(--transition);
}

.toast.show {
    opacity: 1;
    transform: translateX(0);
}

.toast-icon {
    font-size: 15px;
    line-height: 1;
}

.toast-success {
    background: var(--success);
}

.toast-error {
    background: var(--danger);
}

.toast-warning {
    background: var(--warning);
}

@media (max-width: 720px) {
    #toast-container {
        left: 16px;
        right: 16px;
        top: 12px;
    }

    .toast {
        min-width: 0;
        max-width: none;
        width: 100%;
    }
}