/* ==========================================================================
   CCRM — Admin stylesheet
   ========================================================================== */

:root {
    --admin-bg: #1a1c23;
    --admin-sidebar: #1f2129;
    --admin-content-bg: #f3f5f7;
    --admin-header: #ffffff;
    --admin-text: #e2e8f0;
    --admin-text-dark: #1f2430;
    --admin-text-muted: #8a93a6;
    --admin-primary: #3b82f6;
    --admin-primary-dark: #2563eb;
    --admin-danger: #ef4444;
    --admin-success: #22c55e;
    --admin-border: #e3e7ee;
    --radius-sm: 8px;
    --radius-md: 14px;
    --shadow-sm: 0 2px 10px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 12px 28px rgba(15, 23, 42, 0.12);
    --transition-base: 0.3s ease;
    --font-base: "Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--font-base);
    background: var(--admin-content-bg);
    color: var(--admin-text-dark);
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

button { font-family: inherit; }

/* ---------- Layout ---------- */

.admin-layout { display: flex; min-height: 100vh; }

.admin-sidebar {
    width: 260px;
    flex-shrink: 0;
    background: var(--admin-sidebar);
    color: var(--admin-text);
    display: flex;
    flex-direction: column;
    padding: 24px 16px;
    position: sticky;
    top: 0;
    height: 100vh;
    transition: transform var(--transition-base);
    z-index: 50;
}

.admin-brand { display: flex; justify-content: center; padding: 8px 12px 28px; }
.admin-brand img { height: 38px; filter: brightness(0) invert(1); }

.admin-nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }

.admin-nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    color: var(--admin-text-muted);
    font-weight: 500;
    font-size: 0.92rem;
    transition: background var(--transition-base), color var(--transition-base);
}

.admin-nav-link svg { width: 19px; height: 19px; flex-shrink: 0; }

.admin-nav-link:hover { background: rgba(255,255,255,0.06); color: #fff; }

.admin-nav-link.active { background: var(--admin-primary); color: #fff; }

.admin-view-site { margin-top: auto; border-top: 1px solid rgba(255,255,255,0.08); padding-top: 16px; }

.admin-main { flex: 1; min-width: 0; }

.admin-topbar {
    background: var(--admin-header);
    height: 72px;
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 0 28px;
    border-bottom: 1px solid var(--admin-border);
    position: sticky;
    top: 0;
    z-index: 40;
}

.admin-page-title { font-size: 1.2rem; margin: 0; flex: 1; }

.admin-burger {
    display: none;
    flex-direction: column;
    gap: 4px;
    width: 32px;
    background: none;
    border: none;
    cursor: pointer;
}

.admin-burger span { height: 2px; background: var(--admin-text-dark); transition: transform var(--transition-base); }

.admin-user { display: flex; align-items: center; gap: 14px; }

.admin-user-email { font-size: 0.85rem; color: var(--admin-text-muted); }

.admin-content { padding: 28px; }

/* ---------- Buttons ---------- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 20px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.88rem;
    border: 1.5px solid transparent;
    cursor: pointer;
    transition: transform var(--transition-base), background var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.btn:hover { transform: translateY(-1px); }

.btn-primary { background: var(--admin-primary); color: #fff; }
.btn-primary:hover { background: var(--admin-primary-dark); box-shadow: var(--shadow-sm); }

.btn-danger { background: var(--admin-danger); color: #fff; }
.btn-danger:hover { background: #dc2626; }

.btn-ghost { background: transparent; border-color: var(--admin-border); color: var(--admin-text-dark); }
.btn-ghost:hover { background: #f1f3f6; }

.btn-sm { padding: 7px 14px; font-size: 0.8rem; }
.btn-block { width: 100%; }

.btn[disabled] { opacity: 0.6; cursor: not-allowed; transform: none; }

.btn-spinner {
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255,255,255,0.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: rotate-slow 0.7s linear infinite;
}

/* ---------- Panels & cards ---------- */

.admin-panel {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 26px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 24px;
}

.admin-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.stats-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 24px;
}

.stat-card {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 22px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--shadow-sm);
    animation: fade-in-up 0.5s ease both;
    animation-delay: var(--delay, 0s);
}

.stat-card-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-card-icon svg { width: 24px; height: 24px; }

.icon-blue { background: #e0ecff; color: #2563eb; }
.icon-green { background: #def7e3; color: #16a34a; }
.icon-orange { background: #f6dbe1; color: #780b23; }
.icon-red { background: #fde2e1; color: #ef4444; }

.stat-card-value { display: block; font-size: 1.6rem; font-weight: 800; }
.stat-card-label { color: var(--admin-text-muted); font-size: 0.85rem; }

#contacts-chart { width: 100%; height: auto; margin-top: 12px; }

/* ---------- Table ---------- */

.table-wrapper {
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

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

.admin-table th, .admin-table td {
    text-align: left;
    padding: 14px 18px;
    border-bottom: 1px solid var(--admin-border);
    font-size: 0.9rem;
}

.admin-table th { color: var(--admin-text-muted); font-weight: 600; text-transform: uppercase; font-size: 0.72rem; letter-spacing: 0.04em; }

.admin-table tbody tr {
    animation: table-row-enter 0.4s ease both;
    animation-delay: var(--delay, 0s);
    transition: background var(--transition-base);
}

.admin-table tbody tr:hover { background: #f7f9fc; }
.admin-table tbody tr.row-selected { background: #eef4ff; }
.admin-table tbody tr[hidden] { display: none; }

.text-right { text-align: right; }
.row-actions { display: flex; gap: 8px; justify-content: flex-end; flex-wrap: wrap; }

.table-pagination { display: flex; justify-content: flex-end; gap: 8px; padding: 14px 18px; }

.table-pagination button {
    border: 1.5px solid var(--admin-border);
    background: #fff;
    border-radius: var(--radius-sm);
    padding: 6px 14px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: background var(--transition-base);
}

.table-pagination button:hover { background: #f1f3f6; }
.table-pagination button.active { background: var(--admin-primary); color: #fff; border-color: var(--admin-primary); }
.table-pagination button[disabled] { opacity: 0.4; cursor: not-allowed; }

/* ---------- Badges ---------- */

.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.badge-active, .badge-status-answered { background: #def7e3; color: #16a34a; }
.badge-inactive { background: #f1f2f4; color: #6b7280; }
.badge-status-new { background: #fde2e1; color: #ef4444; }
.badge-status-read { background: #fff2da; color: #b8860b; }
.badge-role-admin { background: #e0ecff; color: #2563eb; }
.badge-role-moderator { background: #fff2da; color: #b8860b; }
.badge-role-viewer { background: #f1f2f4; color: #6b7280; }
.badge-entreprise { background: #e0ecff; color: #2563eb; }
.badge-ecole { background: #fff2da; color: #b8860b; }
.badge-marche { background: #def7e3; color: #16a34a; }
.badge-autre { background: #f1f2f4; color: #6b7280; }

.badge-pulse { animation: pulse 1.6s infinite; }

.icon-preview { display: inline-flex; width: 28px; height: 28px; color: var(--admin-primary); }
.icon-preview svg { width: 100%; height: 100%; }

/* ---------- Forms ---------- */

.form-group { margin-bottom: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form-group label { display: block; font-weight: 600; font-size: 0.85rem; margin-bottom: 6px; }

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1.5px solid var(--admin-border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.9rem;
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--admin-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-group input.invalid, .form-group textarea.invalid { border-color: var(--admin-danger); }

.form-hint { color: var(--admin-text-muted); font-size: 0.78rem; }

.field-error { display: block; color: var(--admin-danger); font-size: 0.78rem; margin-top: 6px; animation: slide-down 0.25s ease; }

.form-check label { display: flex; align-items: center; gap: 8px; font-weight: 500; }
.form-check input { width: auto; }

.icon-select-row { display: flex; align-items: center; gap: 12px; }
.icon-select-row select { flex: 1; }
.icon-select-preview { width: 36px; height: 36px; color: var(--admin-primary); flex-shrink: 0; }
.icon-select-preview svg { width: 100%; height: 100%; }

.file-upload-field { display: flex; align-items: center; gap: 16px; }
.upload-preview { width: 64px; height: 64px; object-fit: contain; border: 1.5px solid var(--admin-border); border-radius: var(--radius-sm); padding: 6px; background: #fff; }

.page-preview-toggle { margin-bottom: 10px; }
.page-preview-frame { width: 100%; height: 220px; border: 1.5px solid var(--admin-border); border-radius: var(--radius-sm); margin-bottom: 18px; background: #fff; }

/* ---------- Modal ---------- */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 200;
    padding: 20px;
}

.modal-overlay[hidden] { display: none; }

.modal {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 28px;
    width: 100%;
    max-width: 460px;
    max-height: 90vh;
    overflow-y: auto;
    animation: modal-open 0.3s ease;
}

.modal-lg { max-width: 640px; }

.modal-danger h3 { color: var(--admin-danger); }

.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 22px; }

.contact-meta { color: var(--admin-text-muted); font-size: 0.85rem; }
.contact-message { background: #f7f9fc; padding: 16px; border-radius: var(--radius-sm); }
.contact-response-existing { background: #eef4ff; padding: 16px; border-radius: var(--radius-sm); margin-bottom: 16px; }
.contact-response-existing h4 { margin-top: 0; font-size: 0.85rem; color: var(--admin-primary); }

/* ---------- Toasts ---------- */

.toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 300;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: #fff;
    border-radius: var(--radius-sm);
    padding: 14px 18px;
    box-shadow: var(--shadow-md);
    font-size: 0.88rem;
    font-weight: 600;
    min-width: 240px;
    border-left: 4px solid var(--admin-primary);
    animation: slide-in-left 0.35s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.toast-success { border-color: var(--admin-success); }
.toast-error { border-color: var(--admin-danger); }

.toast-close { background: none; border: none; cursor: pointer; color: var(--admin-text-muted); font-size: 1rem; }

/* ---------- Login page ---------- */

.login-body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--admin-bg), #0f1117);
}

.login-card {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 40px;
    width: 100%;
    max-width: 380px;
    text-align: center;
    box-shadow: var(--shadow-md);
}

.login-logo { height: 48px; margin: 0 auto 18px; }
.login-card h1 { font-size: 1.3rem; margin-bottom: 4px; }
.login-subtitle { color: var(--admin-text-muted); font-size: 0.88rem; margin-bottom: 22px; }
.login-card form { text-align: left; }
.login-back { display: inline-block; margin-top: 18px; font-size: 0.85rem; color: var(--admin-text-muted); }
.login-back:hover { color: var(--admin-primary); }

/* ==========================================================================
   Keyframes
   ========================================================================== */

@keyframes fade-in-up { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slide-in-left { from { opacity: 0; transform: translateX(24px); } to { opacity: 1; transform: translateX(0); } }
@keyframes slide-down { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }
@keyframes scale-in { from { opacity: 0; transform: scale(0.85); } to { opacity: 1; transform: scale(1); } }
@keyframes modal-open { from { opacity: 0; transform: scale(0.92); } to { opacity: 1; transform: scale(1); } }
@keyframes table-row-enter { from { opacity: 0; transform: translateX(-20px); } to { opacity: 1; transform: translateX(0); } }
@keyframes pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.45); } 50% { box-shadow: 0 0 0 6px rgba(239, 68, 68, 0); } }
@keyframes rotate-slow { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; transition-delay: var(--delay, 0s); }
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1024px) {
    .stats-cards { grid-template-columns: repeat(2, 1fr); }
    .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .admin-sidebar {
        position: fixed;
        left: 0;
        top: 0;
        transform: translateX(-100%);
    }

    .admin-sidebar.open { transform: translateX(0); box-shadow: var(--shadow-md); }

    .admin-burger { display: flex; }

    .admin-user-email { display: none; }

    .stats-cards { grid-template-columns: 1fr; }

    .admin-content { padding: 18px; }

    .row-actions { justify-content: flex-start; }
}

@media (max-width: 480px) {
    .admin-table th:nth-child(3), .admin-table td:nth-child(3) { display: none; }
}