/* ═══════════════════════════════════════════════════════
   FCIL Membres — Premium Design System
   ═══════════════════════════════════════════════════════ */

/* ─── Reset & Variables ─────────────────────────────── */
*, *::before, *::after {
    margin: 0; padding: 0; box-sizing: border-box;
}

:root {
    --bg-primary: #0a0e27;
    --bg-secondary: #111638;
    --bg-card: rgba(255, 255, 255, 0.05);
    --bg-card-hover: rgba(255, 255, 255, 0.1);
    --border-glass: rgba(255, 255, 255, 0.1);
    --border-hover: rgba(255, 255, 255, 0.2);
    --text-primary: #e8eaf6;
    --text-secondary: rgba(255, 255, 255, 0.6);
    --text-muted: rgba(255, 255, 255, 0.4);
    --accent: #6c63ff;
    --accent-hover: #7c75ff;
    --accent-glow: rgba(108, 99, 255, 0.3);
    --success: #4caf50;
    --success-bg: rgba(76, 175, 80, 0.15);
    --error: #ef5350;
    --error-bg: rgba(239, 83, 80, 0.15);
    --warning: #ff9800;
    --warning-bg: rgba(255, 152, 0, 0.15);
    --radius: 16px;
    --radius-sm: 10px;
    --radius-xs: 6px;
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

html {
    font-size: 15px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
}

body::before {
    content: '';
    position: fixed;
    top: -50%; left: -50%;
    width: 200%; height: 200%;
    background: radial-gradient(circle at 30% 20%, rgba(108, 99, 255, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(99, 179, 255, 0.06) 0%, transparent 50%);
    z-index: -1;
    animation: bgFloat 20s ease-in-out infinite;
}

@keyframes bgFloat {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-2%, -1%); }
}

/* ─── Glass Effect ──────────────────────────────────── */
.glass {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius);
}

/* ─── Buttons ───────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    color: var(--text-primary);
    white-space: nowrap;
}

.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
    background: linear-gradient(135deg, var(--accent), #8b5cf6);
    color: #fff;
    box-shadow: 0 4px 15px var(--accent-glow);
}
.btn-primary:hover {
    background: linear-gradient(135deg, var(--accent-hover), #9b7cf6);
    box-shadow: 0 6px 20px var(--accent-glow);
}

.btn-full { width: 100%; justify-content: center; padding: 12px; font-size: 1rem; }

.btn-sync {
    background: rgba(76, 175, 80, 0.15);
    border: 1px solid rgba(76, 175, 80, 0.3);
    color: #81c784;
}
.btn-sync:hover {
    background: rgba(76, 175, 80, 0.25);
}
.btn-sync:disabled {
    opacity: 0.5;
    cursor: wait;
}

.btn-admin {
    background: rgba(108, 99, 255, 0.15);
    border: 1px solid rgba(108, 99, 255, 0.3);
    color: #a5a0ff;
}
.btn-admin:hover {
    background: rgba(108, 99, 255, 0.25);
}

.btn-logout {
    background: rgba(239, 83, 80, 0.1);
    border: 1px solid rgba(239, 83, 80, 0.2);
    padding: 8px 10px;
    font-size: 1rem;
}
.btn-logout:hover { background: rgba(239, 83, 80, 0.25); }

.btn-sm { padding: 5px 12px; font-size: 0.8rem; border-radius: var(--radius-xs); }
.btn-danger { background: var(--error-bg); border: 1px solid rgba(239,83,80,0.3); color: #ef9a9a; }
.btn-danger:hover { background: rgba(239,83,80,0.3); }
.btn-success { background: var(--success-bg); border: 1px solid rgba(76,175,80,0.3); color: #a5d6a7; }
.btn-success:hover { background: rgba(76,175,80,0.3); }

.btn-close {
    background: none; border: none; color: var(--text-secondary);
    cursor: pointer; font-size: 1.1rem; padding: 4px 8px;
}

/* ─── Alerts ────────────────────────────────────────── */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    animation: slideDown 0.3s ease;
}
.alert-error {
    background: var(--error-bg);
    border: 1px solid rgba(239, 83, 80, 0.3);
    color: #ef9a9a;
}
.alert-success {
    background: var(--success-bg);
    border: 1px solid rgba(76, 175, 80, 0.3);
    color: #a5d6a7;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ═══════════════════════════════════════════════════════
   LOGIN PAGE
   ═══════════════════════════════════════════════════════ */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
}

.login-container { width: 100%; max-width: 420px; }

.login-card {
    padding: 40px 32px;
    box-shadow: var(--shadow);
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-icon {
    font-size: 3rem;
    margin-bottom: 12px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.login-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.login-subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 4px;
}

.login-form { display: flex; flex-direction: column; gap: 20px; }

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-group label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input {
    padding: 12px 14px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 0.95rem;
    transition: all var(--transition);
    outline: none;
}

.form-group input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
    background: rgba(255, 255, 255, 0.08);
}

.form-group input::placeholder { color: var(--text-muted); }

.password-wrapper {
    position: relative;
}
.password-wrapper input { width: 100%; padding-right: 44px; }
.toggle-password {
    position: absolute;
    right: 4px; top: 50%;
    transform: translateY(-50%);
    background: none; border: none;
    cursor: pointer; padding: 8px;
    font-size: 1rem;
    opacity: 0.6;
    transition: opacity var(--transition);
}
.toggle-password:hover { opacity: 1; }

.login-footer {
    text-align: center;
    margin-top: 24px;
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* ═══════════════════════════════════════════════════════
   NAVBAR
   ═══════════════════════════════════════════════════════ */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 24px;
    border-radius: 0;
    border-top: none;
    border-left: none;
    border-right: none;
    background: rgba(10, 14, 39, 0.85);
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-logo { font-size: 1.5rem; }

.nav-title {
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: -0.3px;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: 6px;
    padding-left: 14px;
    border-left: 1px solid var(--border-glass);
}

.user-email {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* ─── Sync status ───────────────────────────────────── */
.sync-status {
    text-align: center;
    padding: 6px 16px;
    background: rgba(108, 99, 255, 0.08);
    color: var(--text-secondary);
    font-size: 0.78rem;
    border-bottom: 1px solid var(--border-glass);
}

.sync-feedback {
    margin: 16px 24px 0;
    padding: 12px 16px;
    animation: slideDown 0.3s ease;
}
.sync-feedback-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    font-size: 0.88rem;
}
.sync-success { border-color: rgba(76,175,80,0.4); background: rgba(76,175,80,0.1); }
.sync-error { border-color: rgba(239,83,80,0.4); background: rgba(239,83,80,0.1); }

.spinning { animation: spin 1s linear infinite; display: inline-block; }
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

/* ═══════════════════════════════════════════════════════
   CONTENT
   ═══════════════════════════════════════════════════════ */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 20px 24px;
}

/* ─── Breadcrumb ────────────────────────────────────── */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 16px;
    margin-bottom: 16px;
    flex-wrap: wrap;
    font-size: 0.88rem;
}
.breadcrumb-item {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition);
    padding: 2px 6px;
    border-radius: var(--radius-xs);
}
.breadcrumb-item:hover {
    color: var(--accent);
    background: rgba(108, 99, 255, 0.1);
}
.breadcrumb-sep { color: var(--text-muted); font-size: 0.75rem; }

/* ─── Search ────────────────────────────────────────── */
.search-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    margin-bottom: 20px;
}
.search-icon { font-size: 1rem; color: var(--text-muted); }
.search-bar input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 0.92rem;
}
.search-bar input::placeholder { color: var(--text-muted); }

/* ─── File Grid ─────────────────────────────────────── */
.file-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 12px;
}

.file-card {
    transition: all var(--transition);
    overflow: hidden;
}
.file-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.file-link {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    text-decoration: none;
    color: var(--text-primary);
}

.file-icon {
    font-size: 2rem;
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.04);
}
.file-icon-folder { background: rgba(255, 193, 7, 0.12); }

.file-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.file-name {
    font-weight: 500;
    font-size: 0.92rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-meta {
    font-size: 0.78rem;
    color: var(--text-secondary);
}

.file-download {
    font-size: 1.2rem;
    opacity: 0;
    transform: translateX(-8px);
    transition: all var(--transition);
}
.file-card:hover .file-download {
    opacity: 0.7;
    transform: translateX(0);
}

/* ─── Empty State ───────────────────────────────────── */
.empty-state {
    text-align: center;
    padding: 60px 24px;
}
.empty-icon { font-size: 4rem; margin-bottom: 16px; opacity: 0.5; }
.empty-state h2 { font-size: 1.2rem; margin-bottom: 8px; }
.empty-state p { color: var(--text-secondary); margin-bottom: 20px; }

/* ─── Footer ────────────────────────────────────────── */
.footer {
    text-align: center;
    padding: 24px;
    color: var(--text-muted);
    font-size: 0.78rem;
    margin-top: 40px;
}

/* ═══════════════════════════════════════════════════════
   ADMIN PAGE
   ═══════════════════════════════════════════════════════ */
.admin-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}
.admin-header h2 { font-size: 1.3rem; font-weight: 600; }
.admin-header a { text-decoration: none; }

.admin-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 14px;
    margin-bottom: 30px;
}

.stat-card {
    padding: 20px;
    text-align: center;
}
.stat-value {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent), #a5a0ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.stat-label {
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

.section-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ─── Tables ────────────────────────────────────────── */
.table-wrapper {
    overflow-x: auto;
    margin-bottom: 30px;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}
.data-table th {
    text-align: left;
    padding: 10px 14px;
    background: rgba(108, 99, 255, 0.08);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border-glass);
}
.data-table td {
    padding: 10px 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    color: var(--text-primary);
}
.data-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

.badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
}
.badge-admin { background: rgba(108,99,255,0.2); color: #a5a0ff; }
.badge-member { background: rgba(76,175,80,0.15); color: #a5d6a7; }
.badge-active { background: var(--success-bg); color: #a5d6a7; }
.badge-inactive { background: var(--error-bg); color: #ef9a9a; }
.badge-login { background: rgba(108,99,255,0.15); color: #a5a0ff; }
.badge-download { background: rgba(255,152,0,0.15); color: #ffcc80; }
.badge-sync { background: rgba(76,175,80,0.15); color: #a5d6a7; }
.badge-error { background: var(--error-bg); color: #ef9a9a; }

.ip-tag {
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 0.78rem;
    padding: 2px 8px;
    background: rgba(255,255,255,0.05);
    border-radius: var(--radius-xs);
    color: var(--text-secondary);
}

/* ─── Admin Forms ───────────────────────────────────── */
.admin-form {
    display: flex;
    gap: 10px;
    align-items: flex-end;
    flex-wrap: wrap;
    margin-bottom: 20px;
    padding: 16px;
}
.admin-form .form-group { flex: 1; min-width: 180px; }
.admin-form .form-group input { width: 100%; }
.admin-form .btn { align-self: flex-end; height: 42px; }

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.6);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    animation: fadeIn 0.2s ease;
}
.modal {
    max-width: 480px;
    width: 100%;
    padding: 28px;
    box-shadow: 0 16px 48px rgba(0,0,0,0.4);
}
.modal h3 { margin-bottom: 16px; }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 20px; }

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

/* ═══════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════ */
@media (max-width: 768px) {
    .navbar { padding: 10px 16px; flex-wrap: wrap; gap: 8px; }
    .nav-title { font-size: 0.95rem; }
    .btn-text { display: none; }
    .user-email { display: none; }
    .user-info { margin-left: 0; padding-left: 0; border: none; }
    .container { padding: 14px 16px; }
    .file-grid { grid-template-columns: 1fr; }
    .admin-grid { grid-template-columns: repeat(2, 1fr); }
    .admin-form { flex-direction: column; }
    .admin-form .form-group { min-width: 100%; }
    .admin-header { flex-direction: column; align-items: flex-start; }
    .data-table { font-size: 0.78rem; }
    .data-table th, .data-table td { padding: 8px 10px; }
}

@media (max-width: 480px) {
    .login-card { padding: 28px 20px; }
    .admin-grid { grid-template-columns: 1fr 1fr; }
    .stat-value { font-size: 1.5rem; }
}