/* =================================================================
   css/admin.css — Panneau d'administration — Design académique
   Responsive : full sidebar (≥1024px) · icônes seules (768-1023px) · overlay (<768px)
   ================================================================= */

/* ─── Variables ────────────────────────────────────────────────── */
:root {
    --navy:         #1a3352;
    --blue:         #25508e;
    --blue-h:       #1a3d6e;
    --blue-light:   #e8edf5;
    --blue-xlight:  #f2f5fb;
    --green:        #1f7a4d;
    --orange:       #b85c00;
    --red:          #c0392b;
    --yellow:       #b8860b;
    --purple:       #5b2d8e;
    --teal:         #0d6b6e;
    --text:         #1e2530;
    --text-m:       #6b7280;
    --border:       #d1d9e0;
    --bg:           #f4f6f9;
    --white:        #ffffff;
    --sidebar-full: 256px;
    --sidebar-mini: 58px;
    --navbar-h:     56px;
    --footer-h:     38px;
    --font:         'Lato', 'Helvetica Neue', Arial, sans-serif;
    --radius:       4px;
    --shadow-sm:    0 1px 3px rgba(0,0,0,.08);
    --shadow:       0 2px 8px rgba(0,0,0,.10);
}

/* ─── Reset ─────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    margin: 0;
    font-size: .9375rem;
    line-height: 1.6;
}

/* ─── Bootstrap 5 overrides ─────────────────────────────────────── */
.btn { border-radius: var(--radius); font-weight: 500; }

.btn-primary {
    background-color: var(--navy);
    border-color: var(--navy);
}
.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--blue-h);
    border-color: var(--blue-h);
    box-shadow: none;
}
.btn-primary:active { background-color: var(--blue-h); border-color: var(--blue-h); }

.btn-outline-primary { color: var(--blue); border-color: var(--blue); }
.btn-outline-primary:hover { background-color: var(--blue); border-color: var(--blue); color: #fff; }

.btn-secondary { background-color: #6b7280; border-color: #6b7280; }

.form-control,
.form-select {
    border-radius: var(--radius);
    font-size: .9rem;
}
.form-control:focus,
.form-select:focus {
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(37,80,142,.12);
}
/* Bouton œil dans input-group : z-index > input focalisé (Bootstrap fixe z-index:3 sur :focus) */
.input-group > .btn {
    position: relative;
    z-index: 4;
}
.form-label { font-weight: 600; font-size: .875rem; color: var(--text); }
.form-check-input:checked { background-color: var(--blue); border-color: var(--blue); }

.table th {
    background: var(--blue-light);
    color: var(--navy);
    font-weight: 700;
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .05em;
    border-bottom: 2px solid var(--border);
    white-space: nowrap;
}
.table td { vertical-align: middle; font-size: .9rem; }
.table > :not(caption) > * > * { padding: .6rem .85rem; }
.table-hover > tbody > tr:hover > * { background-color: var(--blue-xlight); }

.alert { border-radius: var(--radius); border-left-width: 4px; }
.alert-success   { background: rgba(31,122,77,.07);  color: #155c38; border-color: rgba(31,122,77,.4); }
.alert-danger    { background: rgba(192,57,43,.07);  color: #922b21; border-color: rgba(192,57,43,.4); }
.alert-warning   { background: rgba(184,92,0,.07);   color: #7d3f00; border-color: rgba(184,92,0,.4); }
.alert-info      { background: rgba(13,107,110,.07); color: #094f51; border-color: rgba(13,107,110,.4); }

.badge { border-radius: 2px; font-weight: 700; font-size: .72rem; letter-spacing: .02em; }
.badge.bg-primary { background-color: var(--blue)   !important; }
.badge.bg-success { background-color: var(--green)  !important; }
.badge.bg-warning { background-color: var(--yellow) !important; color: #fff !important; }
.badge.bg-danger  { background-color: var(--red)    !important; }

.nav-tabs .nav-link { color: var(--text-m); border-radius: 0; font-size: .9rem; padding: .6rem 1rem; }
.nav-tabs .nav-link.active {
    border-top: 3px solid var(--blue);
    color: var(--navy);
    font-weight: 700;
}
.nav-tabs { flex-wrap: nowrap; overflow-x: auto; overflow-y: hidden; }

.modal-header {
    background: var(--navy);
    color: white;
    border-radius: 0;
    border-bottom: none;
    padding: .85rem 1.25rem;
}
.modal-header .btn-close { filter: invert(1); }
.modal-title { font-size: 1rem; font-weight: 700; }
.modal-footer { border-top: 1px solid var(--border); }

/* ─── Admin Navbar ──────────────────────────────────────────────── */
.admin-navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--navbar-h);
    background: var(--navy);
    border-bottom: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.1rem;
    z-index: 1030;
    box-shadow: 0 2px 6px rgba(0,0,0,.18);
}

.admin-navbar .navbar-brand {
    display: flex;
    align-items: center;
    gap: .55rem;
    font-weight: 700;
    font-size: .97rem;
    color: #fff;
    text-decoration: none;
    white-space: nowrap;
}
.admin-navbar .navbar-brand:hover { color: rgba(255,255,255,.85); }

.admin-navbar .brand-icon {
    width: 30px; height: 30px;
    background: rgba(255,255,255,.18);
    border-radius: var(--radius);
    display: flex; align-items: center; justify-content: center;
    color: white;
    font-size: .95rem;
    flex-shrink: 0;
}

.admin-navbar .nav-start {
    display: flex;
    align-items: center;
    gap: .3rem;
    min-width: 0;
}

.admin-navbar .nav-actions {
    display: flex;
    align-items: center;
    gap: .3rem;
    flex-shrink: 0;
}

.admin-navbar .nav-link-btn {
    display: flex;
    align-items: center;
    gap: .35rem;
    padding: .3rem .6rem;
    color: rgba(255,255,255,.78);
    text-decoration: none;
    font-size: .85rem;
    font-weight: 500;
    border-radius: var(--radius);
    transition: color .12s, background .12s;
    white-space: nowrap;
}
.admin-navbar .nav-link-btn:hover {
    color: #fff;
    background: rgba(255,255,255,.12);
}

.admin-navbar .user-chip {
    display: flex;
    align-items: center;
    gap: .45rem;
    padding: .25rem .55rem;
    border: 1px solid rgba(255,255,255,.22);
    border-radius: var(--radius);
    font-size: .85rem;
    cursor: default;
}
.admin-navbar .user-avatar {
    width: 28px; height: 28px;
    background: var(--blue);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: white;
    font-size: .75rem;
    font-weight: 700;
    flex-shrink: 0;
}
.admin-navbar .user-name {
    font-weight: 600;
    color: #fff;
    line-height: 1.2;
    white-space: nowrap;
    max-width: 130px;
    overflow: hidden;
    text-overflow: ellipsis;
}
.admin-navbar .user-role { font-size: .7rem; color: rgba(255,255,255,.65); line-height: 1.2; }

#sidebar-toggle {
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.2);
    border-radius: var(--radius);
    padding: .3rem .5rem;
    color: rgba(255,255,255,.9);
    cursor: pointer;
    font-size: 1.15rem;
    line-height: 1;
    flex-shrink: 0;
    margin-right: .4rem;
}
#sidebar-toggle:hover { background: rgba(255,255,255,.2); color: #fff; }

/* ─── Admin Sidebar ─────────────────────────────────────────────── */
.admin-sidebar {
    position: fixed;
    top: var(--navbar-h);
    left: 0;
    width: var(--sidebar-full);
    height: calc(100vh - var(--navbar-h));
    background: var(--white);
    border-right: 1px solid var(--border);
    overflow-y: auto;
    overflow-x: hidden;
    z-index: 1020;
    transition: width .22s ease, transform .22s ease;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
}

/* ── Sidebar links ── */
.admin-sidebar .nav-section { padding: .75rem 0 0; }

.admin-sidebar .nav-section-title {
    font-size: .67rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: var(--text-m);
    padding: 0 .9rem .3rem;
    white-space: nowrap;
    overflow: hidden;
    transition: opacity .15s;
}

.admin-sidebar .nav-link {
    display: flex;
    align-items: center;
    gap: .7rem;
    padding: .52rem .9rem;
    color: var(--text);
    text-decoration: none;
    font-size: .9rem;
    font-weight: 500;
    border-left: 3px solid transparent;
    transition: background .1s, border-color .1s;
    white-space: nowrap;
    overflow: hidden;
}
.admin-sidebar .nav-link i {
    width: 20px;
    text-align: center;
    font-size: .95rem;
    color: var(--text-m);
    flex-shrink: 0;
}
.admin-sidebar .nav-link span { overflow: hidden; transition: opacity .15s; }
.admin-sidebar .nav-link:hover {
    background: var(--blue-xlight);
    color: var(--navy);
    border-left-color: var(--blue);
    text-decoration: none;
}
.admin-sidebar .nav-link:hover i { color: var(--blue); }
.admin-sidebar .nav-link.active {
    background: var(--blue-light);
    color: var(--navy);
    border-left-color: var(--navy);
    font-weight: 700;
}
.admin-sidebar .nav-link.active i { color: var(--navy); }

.admin-sidebar .sidebar-footer {
    margin-top: auto;
    border-top: 1px solid var(--border);
    padding: .4rem 0 .5rem;
}
.admin-sidebar .logout-link { color: var(--red) !important; }
.admin-sidebar .logout-link i { color: var(--red) !important; }
.admin-sidebar .logout-link:hover {
    background: rgba(192,57,43,.06) !important;
    border-left-color: var(--red) !important;
}

.admin-sidebar::-webkit-scrollbar { width: 4px; }
.admin-sidebar::-webkit-scrollbar-track { background: transparent; }
.admin-sidebar::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

/* ─── Sidebar overlay (mobile) ──────────────────────────────────── */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.45);
    z-index: 1019;
}
.sidebar-overlay.show { display: block; }

/* ─── Admin Footer ──────────────────────────────────────────────── */
.admin-footer {
    position: fixed;
    bottom: 0; left: 0; right: 0;
    height: var(--footer-h);
    background: var(--white);
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1010;
    font-size: .78rem;
    color: var(--text-m);
    gap: .35rem;
}
.admin-footer a { color: var(--blue); text-decoration: none; }
.admin-footer a:hover { text-decoration: underline; }

/* ─── Content area ──────────────────────────────────────────────── */
.content {
    margin-left: var(--sidebar-full);
    min-height: 100vh;
    padding: calc(var(--navbar-h) + 1.4rem) 1.4rem calc(var(--footer-h) + 1.25rem);
    transition: margin-left .22s ease;
}

/* ─── Page header ────────────────────────────────────────────────── */
.page-header {
    background: var(--white);
    border: 1px solid var(--border);
    border-top: 3px solid var(--navy);
    padding: .9rem 1.2rem;
    margin-bottom: 1.2rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: .75rem;
    flex-wrap: wrap;
    box-shadow: var(--shadow-sm);
    border-radius: 0 0 var(--radius) var(--radius);
}
.page-header h1,
.page-header h2 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--navy);
}
.page-header .text-muted { font-size: .855rem; margin-top: .15rem; }
.page-header .page-header-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .4rem;
    flex-shrink: 0;
    align-items: center;
}

/* ─── Cards ──────────────────────────────────────────────────────── */
.main-card,
.dashboard-card,
.admin-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 1.2rem;
    box-shadow: var(--shadow-sm);
}
.card-header {
    background: var(--navy);
    color: white;
    padding: .65rem 1.2rem;
    border-bottom: none;
    font-weight: 700;
    font-size: .93rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .5rem;
    flex-wrap: wrap;
}
.card-header .card-header-actions { display: flex; gap: .35rem; flex-wrap: wrap; align-items: center; }
.card-header .btn { font-size: .8rem; padding: .25rem .65rem; }
.card-body { padding: 1.2rem; }

/* ─── Stats row (badges rapides) ─────────────────────────────────── */
.stats-row {
    display: flex;
    flex-wrap: wrap;
    gap: .6rem;
    margin-bottom: 1.2rem;
}
.stat-badge {
    display: flex;
    align-items: center;
    gap: .55rem;
    background: var(--white);
    border: 1px solid var(--border);
    border-left: 3px solid var(--blue);
    padding: .5rem .9rem;
    color: var(--navy);
    font-weight: 600;
    font-size: .855rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
}
.stat-badge i { font-size: 1rem; color: var(--blue); }

/* ─── Stats cards grid ───────────────────────────────────────────── */
.stats-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(145px, 1fr));
    gap: .7rem;
    margin-bottom: 1.2rem;
}
.stats-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-top: 3px solid var(--blue);
    border-radius: var(--radius);
    padding: 1rem 1.1rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
}
.stats-card.primary { border-top-color: var(--blue); }
.stats-card.success { border-top-color: var(--green); }
.stats-card.warning { border-top-color: var(--orange); }
.stats-card.danger  { border-top-color: var(--red); }
.stats-card.info    { border-top-color: var(--teal); }
.stats-card h5 {
    font-size: .7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .05em;
    color: var(--text-m);
    margin-bottom: .35rem;
}
.stats-card h3 { font-size: 1.65rem; font-weight: 700; margin: 0; color: var(--navy); }

/* ─── Management cards ───────────────────────────────────────────── */
.management-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(175px, 1fr));
    gap: .85rem;
    margin-bottom: 1.2rem;
}
.management-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-top: 3px solid var(--blue);
    border-radius: var(--radius);
    padding: 1.2rem 1rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: box-shadow .15s, transform .15s;
}
.management-card:hover {
    box-shadow: 0 4px 14px rgba(0,0,0,.10);
    transform: translateY(-1px);
}
.management-card.publications { border-top-color: var(--blue); }
.management-card.conferences  { border-top-color: var(--green); }
.management-card.courses      { border-top-color: var(--orange); }
.management-card.awards       { border-top-color: var(--red); }
.management-card.analytics    { border-top-color: var(--teal); }
.management-card.settings     { border-top-color: var(--purple); }

.management-card i { font-size: 1.75rem; margin-bottom: .55rem; }
.management-card.publications i { color: var(--blue); }
.management-card.conferences i  { color: var(--green); }
.management-card.courses i      { color: var(--orange); }
.management-card.awards i       { color: var(--red); }
.management-card.analytics i    { color: var(--teal); }
.management-card.settings i     { color: var(--purple); }
.management-card h5 { font-weight: 700; color: var(--navy); font-size: .93rem; margin-bottom: .35rem; }
.management-card p  { font-size: .82rem; color: var(--text-m); margin-bottom: .8rem; }
.management-card .btn {
    background: var(--navy);
    border-color: var(--navy);
    color: white;
    font-size: .82rem;
    padding: .28rem .8rem;
}
.management-card .btn:hover { background: var(--blue); border-color: var(--blue); }

/* ─── Quick actions ──────────────────────────────────────────────── */
.quick-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .45rem;
    margin-bottom: 1.2rem;
}
.action-btn {
    display: flex;
    align-items: center;
    gap: .4rem;
    padding: .35rem .8rem;
    background: var(--white);
    border: 1px solid var(--border);
    color: var(--navy);
    text-decoration: none;
    font-size: .855rem;
    font-weight: 500;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    transition: background .1s, border-color .1s;
}
.action-btn:hover {
    background: var(--blue-xlight);
    border-color: var(--blue);
    color: var(--navy);
    text-decoration: none;
}

/* ─── Notification card ─────────────────────────────────────────── */
.notification-card {
    background: #fffcee;
    border: 1px solid #e8c84a;
    border-left: 4px solid #e8c84a;
    border-radius: var(--radius);
    padding: .75rem 1.1rem;
    margin-bottom: 1.1rem;
    display: flex;
    align-items: center;
    gap: .8rem;
    flex-wrap: wrap;
}

/* ─── Activity list ─────────────────────────────────────────────── */
.recent-activities {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: .9rem 1.1rem;
    margin-bottom: 1.2rem;
    box-shadow: var(--shadow-sm);
}
.recent-activities h5 { font-weight: 700; color: var(--navy); margin-bottom: .75rem; font-size: .97rem; }
.activity-item {
    display: flex;
    align-items: center;
    padding: .45rem 0;
    border-bottom: 1px solid var(--border);
    gap: .75rem;
}
.activity-item:last-child { border-bottom: none; }
.activity-icon {
    width: 30px; height: 30px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: .78rem;
    flex-shrink: 0;
}

/* ─── Status badges ─────────────────────────────────────────────── */
.status-badge {
    display: inline-block;
    padding: .18rem .52rem;
    font-size: .72rem;
    font-weight: 700;
    border: 1px solid;
    border-radius: 2px;
    letter-spacing: .02em;
    white-space: nowrap;
}
.status-published    { color: var(--green);  border-color: var(--green);  background: rgba(31,122,77,.07); }
.status-working_paper{ color: var(--blue);   border-color: var(--blue);   background: rgba(37,80,142,.07); }
.status-under_review { color: var(--orange); border-color: var(--orange); background: rgba(184,92,0,.07); }
.status-forthcoming  { color: var(--purple); border-color: var(--purple); background: rgba(91,45,142,.07); }
.status-draft        { color: var(--text-m); border-color: var(--border); background: var(--bg); }
.status-active       { color: var(--green);  border-color: var(--green);  background: rgba(31,122,77,.07); }
.status-inactive     { color: var(--text-m); border-color: var(--border); background: var(--bg); }

/* ─── File upload zone ──────────────────────────────────────────── */
.file-upload-zone {
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    text-align: center;
    background: var(--bg);
    cursor: pointer;
    transition: border-color .12s, background .12s;
}
.file-upload-zone:hover {
    border-color: var(--blue);
    background: var(--blue-xlight);
}

/* ─── Table action buttons ──────────────────────────────────────── */
.btn-action { padding: .2rem .48rem; font-size: .78rem; }
.featured-indicator { color: var(--yellow); margin-left: 4px; }
.actions-col { white-space: nowrap; }

/* ─── Text truncation ────────────────────────────────────────────── */
.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ─── Section heading ────────────────────────────────────────────── */
.section-heading {
    font-size: .93rem;
    font-weight: 700;
    color: var(--navy);
    border-bottom: 2px solid var(--border);
    padding-bottom: .35rem;
    margin-bottom: .9rem;
    margin-top: 1.25rem;
}
.section-heading:first-child { margin-top: 0; }

/* ─── Form sections ──────────────────────────────────────────────── */
.form-section {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.1rem 1.2rem;
    margin-bottom: 1.1rem;
}
.form-section-title {
    font-size: .8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--text-m);
    margin-bottom: .85rem;
    padding-bottom: .4rem;
    border-bottom: 1px solid var(--border);
}

/* ─── Dashboard footer note ─────────────────────────────────────── */
.dashboard-footer {
    text-align: center;
    font-size: .82rem;
    color: var(--text-m);
    padding: .75rem;
    border-top: 1px solid var(--border);
    margin-top: .5rem;
}

/* ─── Profile page ──────────────────────────────────────────────── */
.profile-header {
    background: var(--white);
    border: 1px solid var(--border);
    border-top: 3px solid var(--navy);
    border-radius: 0 0 var(--radius) var(--radius);
    padding: 2rem 1.5rem 1.5rem;
    margin-bottom: 1.2rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
}
.profile-avatar {
    width: 80px; height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--border);
    margin-bottom: .85rem;
}
.profile-avatar-placeholder {
    width: 80px; height: 80px;
    border-radius: 50%;
    background: var(--blue-light);
    border: 3px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto .85rem;
    font-size: 2rem;
    color: var(--blue);
}
.profile-header h2 { font-size: 1.25rem; font-weight: 700; color: var(--navy); }
.stats-grid {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}
.stat-item { text-align: center; }
.stat-item h5 { font-size: 1.2rem; font-weight: 700; color: var(--navy); margin-bottom: .15rem; }
.stat-item p  { font-size: .78rem; color: var(--text-m); margin: 0; }

.profile-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 1.2rem;
    box-shadow: var(--shadow-sm);
}
.profile-card .nav-tabs {
    border-bottom: 1px solid var(--border);
    background: var(--bg);
    padding: 0 1rem;
}
.profile-card .tab-content { padding: 1.5rem 1.2rem; }

.password-strength {
    height: 3px;
    margin-top: .35rem;
    border-radius: 2px;
    background: var(--border);
    transition: background .2s, width .2s;
}

/* ─── Login page ─────────────────────────────────────────────────── */
.login-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--navy);
    padding: 1rem;
}
.login-card {
    width: 100%;
    max-width: 390px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: 0 4px 24px rgba(0,0,0,.22);
    overflow: hidden;
}
.login-card-header {
    background: var(--navy);
    color: white;
    text-align: center;
    padding: 1.75rem 1.5rem 1.25rem;
}
.login-card-header h1 { font-size: 1.2rem; font-weight: 700; margin: .5rem 0 .2rem; }
.login-card-header p  { font-size: .85rem; color: rgba(255,255,255,.7); margin: 0; }
.login-card-header .login-icon {
    width: 52px; height: 52px;
    background: rgba(255,255,255,.15);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.4rem;
    color: white;
    margin: 0 auto .5rem;
}
.login-card-body { padding: 1.5rem; }

/* ═══════════════════════════════════════════════════════════════════
   RESPONSIVE BREAKPOINTS
   ═══════════════════════════════════════════════════════════════════ */

/* ── 768px–1023px : sidebar réduite à icônes seules ── */
@media (min-width: 768px) and (max-width: 1023px) {
    .admin-sidebar {
        width: var(--sidebar-mini);
    }
    .admin-sidebar .nav-section-title {
        height: 0;
        opacity: 0;
        pointer-events: none;
        padding: 0;
        margin: 0;
    }
    .admin-sidebar .nav-link {
        justify-content: center;
        padding: .65rem .5rem;
        gap: 0;
        position: relative;
    }
    .admin-sidebar .nav-link span { display: none; }
    .admin-sidebar .nav-link i { width: auto; font-size: 1.1rem; }

    /* Tooltip sur les liens de la sidebar mini */
    .admin-sidebar .nav-link::after {
        content: attr(data-label);
        position: absolute;
        left: calc(100% + 10px);
        top: 50%;
        transform: translateY(-50%);
        background: var(--navy);
        color: #fff;
        font-size: .78rem;
        font-weight: 600;
        padding: .25rem .6rem;
        border-radius: var(--radius);
        white-space: nowrap;
        opacity: 0;
        pointer-events: none;
        transition: opacity .12s;
        z-index: 2000;
        box-shadow: var(--shadow);
    }
    .admin-sidebar .nav-link:hover::after { opacity: 1; }

    /* Masquer le texte du footer sidebar */
    .admin-sidebar .sidebar-footer-text { display: none; }
    .admin-sidebar .sidebar-footer .nav-link { justify-content: center; padding: .65rem .5rem; }

    /* Ne pas afficher le toggle sur tablette — sidebar toujours visible */
    #sidebar-toggle { display: none; }

    .content { margin-left: var(--sidebar-mini); }
}

/* ── ≥ 1024px : sidebar complète, toggle fonctionne ── */
@media (min-width: 1024px) {
    .content { margin-left: var(--sidebar-full); }

    /* État collapsed manuel (toggle au clic) */
    .admin-sidebar.collapsed {
        transform: translateX(calc(-1 * var(--sidebar-full)));
    }
    .content.sidebar-collapsed { margin-left: 0; }
}

/* ── < 768px : sidebar hors écran, overlay ── */
@media (max-width: 767px) {
    .admin-sidebar {
        transform: translateX(calc(-1 * var(--sidebar-full)));
        box-shadow: none;
        width: var(--sidebar-full);
    }
    .admin-sidebar.show {
        transform: translateX(0);
        box-shadow: 4px 0 20px rgba(0,0,0,.18);
    }
    .content {
        margin-left: 0 !important;
        padding-left: 1rem;
        padding-right: 1rem;
    }

    /* Navbar mobile : cacher les labels texte */
    .admin-navbar .nav-link-btn .btn-label { display: none; }
    .admin-navbar .user-details { display: none; }
    .admin-navbar .user-chip { padding: .25rem .35rem; border: none; }
}

/* ── < 576px : très petit écran ── */
@media (max-width: 575px) {
    .admin-navbar .nav-link-btn { display: none; }

    .page-header { padding: .75rem 1rem; }
    .page-header h2 { font-size: .98rem; }

    .card-body { padding: .9rem .85rem; }
    .content { padding-left: .75rem; padding-right: .75rem; }

    .management-cards { grid-template-columns: 1fr 1fr; gap: .55rem; }
    .stats-cards      { grid-template-columns: 1fr 1fr; gap: .55rem; }
    .stats-row        { gap: .4rem; }
    .stat-badge       { font-size: .8rem; padding: .4rem .7rem; }

    .management-card  { padding: .9rem .7rem; }
    .management-card i { font-size: 1.4rem; }
    .management-card h5 { font-size: .85rem; }
    .management-card p  { font-size: .78rem; }

    .quick-actions .action-btn span { display: none; }
    .quick-actions .action-btn { padding: .35rem .55rem; }

    .table > :not(caption) > * > * { padding: .45rem .55rem; }
}

/* ── Print ── */
@media print {
    .admin-navbar, .admin-sidebar, .admin-footer,
    .sidebar-overlay, #sidebar-toggle,
    .quick-actions, .page-header .page-header-actions { display: none !important; }
    .content { margin: 0 !important; padding: 1rem !important; }
    .page-header { border: none; box-shadow: none; border-top: none; }
}