/* ============================================================
   assets/css/style.css — Glassmorphism Dark Theme
   ============================================================ */

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

:root {
    --bg-base:        #0d0d1a;
    --bg-layer1:      #12122a;
    --bg-layer2:      #1a1a3e;
    --glass-bg:       rgba(255, 255, 255, 0.04);
    --glass-border:   rgba(255, 255, 255, 0.08);
    --glass-hover:    rgba(255, 255, 255, 0.07);

    --accent:         #7c3aed;
    --accent-light:   #a78bfa;
    --accent-glow:    rgba(124, 58, 237, 0.35);
    --accent2:        #2563eb;
    --accent2-glow:   rgba(37, 99, 235, 0.3);

    --success:        #10b981;
    --success-bg:     rgba(16, 185, 129, 0.12);
    --danger:         #ef4444;
    --danger-bg:      rgba(239, 68, 68, 0.12);
    --warning:        #f59e0b;
    --warning-bg:     rgba(245, 158, 11, 0.12);
    --info:           #3b82f6;
    --info-bg:        rgba(59, 130, 246, 0.12);

    --text-primary:   #f0f0ff;
    --text-secondary: #9090c0;
    --text-muted:     #5a5a90;

    --radius-sm:      8px;
    --radius-md:      14px;
    --radius-lg:      20px;
    --radius-xl:      28px;

    --shadow-glass:   0 8px 32px rgba(0,0,0,0.4), 0 1px 0 rgba(255,255,255,0.05) inset;
    --shadow-card:    0 4px 24px rgba(0,0,0,0.5);
    --shadow-glow:    0 0 40px var(--accent-glow);

    --transition:     0.25s ease;
    --navbar-h:       68px;
}

/* ── Base ───────────────────────────────────────────────────── */
html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', system-ui, sans-serif;
    background-color: var(--bg-base);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
    background-image:
        radial-gradient(ellipse 80% 50% at 20% -20%, rgba(124, 58, 237, 0.15) 0%, transparent 60%),
        radial-gradient(ellipse 60% 40% at 80% 110%, rgba(37, 99, 235, 0.12) 0%, transparent 60%);
    background-attachment: fixed;
}

a { text-decoration: none; color: var(--accent-light); transition: color var(--transition); }
a:hover { color: var(--text-primary); }

/* ── Scrollbar ──────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-base); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-light); }

/* ── Navbar ─────────────────────────────────────────────────── */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--navbar-h);
    background: rgba(13, 13, 26, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
    box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}
.nav-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 100%;
    display: flex;
    align-items: center;
    gap: 1rem;
}
.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-primary);
    text-decoration: none;
    white-space: nowrap;
}
.nav-icon { font-size: 1.4rem; }
.nav-center { display: flex; align-items: center; gap: 0.25rem; margin: 0 auto; }
.nav-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition);
    white-space: nowrap;
}
.nav-link:hover, .nav-link.active {
    background: var(--glass-hover);
    color: var(--text-primary);
}
.nav-link.active { color: var(--accent-light); }
.nav-right { display: flex; align-items: center; gap: 1rem; margin-left: auto; }

.nav-user { display: flex; align-items: center; gap: 0.75rem; }
.nav-avatar {
    width: 38px; height: 38px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 0.95rem;
    flex-shrink: 0;
    box-shadow: 0 0 16px var(--accent-glow);
}
.nav-user-info { display: flex; flex-direction: column; }
.nav-user-name { font-size: 0.875rem; font-weight: 600; }
.nav-user-role {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}
.badge-admin { color: var(--accent-light); }
.badge-user  { color: var(--success); }

.btn-logout {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.45rem 1rem;
    border-radius: var(--radius-sm);
    background: var(--danger-bg);
    border: 1px solid rgba(239,68,68,0.2);
    color: var(--danger);
    font-size: 0.8rem;
    font-weight: 600;
    transition: all var(--transition);
    cursor: pointer;
    white-space: nowrap;
}
.btn-logout:hover {
    background: var(--danger);
    color: #fff;
    box-shadow: 0 0 20px rgba(239,68,68,0.4);
}

/* ── Main Content ───────────────────────────────────────────── */
.main-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: calc(var(--navbar-h) + 2rem) 1.5rem 3rem;
    min-height: 100vh;
}

/* Page without navbar (login) */
body.no-nav .main-content {
    padding-top: 0;
    max-width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

/* ── Flash Messages ─────────────────────────────────────────── */
.flash {
    position: fixed;
    top: calc(var(--navbar-h) + 1rem);
    left: 50%;
    transform: translateX(-50%);
    z-index: 2000;
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.85rem 1.5rem;
    border-radius: var(--radius-md);
    backdrop-filter: blur(16px);
    min-width: 320px;
    max-width: 90vw;
    font-weight: 500;
    animation: slideDown 0.3s ease;
    box-shadow: var(--shadow-card);
}
@keyframes slideDown {
    from { opacity: 0; transform: translateX(-50%) translateY(-20px); }
    to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}
.flash-success { background: var(--success-bg); border: 1px solid rgba(16,185,129,0.3); color: var(--success); }
.flash-danger  { background: var(--danger-bg);  border: 1px solid rgba(239,68,68,0.3);  color: var(--danger); }
.flash-warning { background: var(--warning-bg); border: 1px solid rgba(245,158,11,0.3); color: var(--warning); }
.flash-info    { background: var(--info-bg);    border: 1px solid rgba(59,130,246,0.3); color: var(--info); }
.flash-close {
    background: none;
    border: none;
    color: inherit;
    font-size: 1.3rem;
    cursor: pointer;
    opacity: 0.7;
    margin-left: auto;
    line-height: 1;
    padding: 0;
}
.flash-close:hover { opacity: 1; }

/* ── Card ───────────────────────────────────────────────────── */
.card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow-glass);
    transition: all var(--transition);
    overflow: hidden;
}
.card-header {
    padding: 1.5rem 1.75rem;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}
.card-title {
    font-size: 1.15rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.card-body { padding: 1.75rem; }

/* ── Stats Grid ─────────────────────────────────────────────── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}
.stat-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.2rem;
    transition: all var(--transition);
    backdrop-filter: blur(12px);
    position: relative;
    overflow: hidden;
}
.stat-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--glass-hover), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}
.stat-card:hover::before { opacity: 1; }
.stat-card:hover { border-color: rgba(255,255,255,0.14); transform: translateY(-2px); }

.stat-icon {
    width: 54px; height: 54px;
    border-radius: var(--radius-md);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}
.stat-icon.purple { background: linear-gradient(135deg, rgba(124,58,237,0.25), rgba(124,58,237,0.1)); box-shadow: 0 0 20px var(--accent-glow); }
.stat-icon.green  { background: linear-gradient(135deg, rgba(16,185,129,0.25), rgba(16,185,129,0.1)); box-shadow: 0 0 20px rgba(16,185,129,0.3); }
.stat-icon.red    { background: linear-gradient(135deg, rgba(239,68,68,0.25), rgba(239,68,68,0.1)); box-shadow: 0 0 20px rgba(239,68,68,0.3); }
.stat-icon.blue   { background: linear-gradient(135deg, rgba(59,130,246,0.25), rgba(59,130,246,0.1)); box-shadow: 0 0 20px rgba(59,130,246,0.3); }

.stat-info {}
.stat-value { font-size: 2rem; font-weight: 800; line-height: 1; }
.stat-label { font-size: 0.82rem; color: var(--text-secondary); margin-top: 0.25rem; font-weight: 500; }

/* ── Page Header ────────────────────────────────────────────── */
.page-header {
    margin-bottom: 2rem;
}
.page-title {
    font-size: 1.75rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--text-primary), var(--accent-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}
.page-subtitle {
    color: var(--text-secondary);
    margin-top: 0.35rem;
    font-size: 0.9rem;
}
.page-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.6rem 1.25rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    border: 1px solid transparent;
    text-decoration: none;
    white-space: nowrap;
    font-family: inherit;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    color: #fff;
    border-color: rgba(124,58,237,0.3);
    box-shadow: 0 4px 16px var(--accent-glow);
}
.btn-primary:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 6px 24px var(--accent-glow);
    color: #fff;
}
.btn-secondary {
    background: var(--glass-bg);
    border-color: var(--glass-border);
    color: var(--text-secondary);
}
.btn-secondary:hover:not(:disabled) {
    background: var(--glass-hover);
    color: var(--text-primary);
    border-color: rgba(255,255,255,0.15);
}
.btn-success {
    background: var(--success-bg);
    border-color: rgba(16,185,129,0.25);
    color: var(--success);
}
.btn-success:hover:not(:disabled) { background: var(--success); color: #fff; box-shadow: 0 4px 16px rgba(16,185,129,0.3); }
.btn-danger {
    background: var(--danger-bg);
    border-color: rgba(239,68,68,0.25);
    color: var(--danger);
}
.btn-danger:hover:not(:disabled) { background: var(--danger); color: #fff; box-shadow: 0 4px 16px rgba(239,68,68,0.3); }
.btn-warning {
    background: var(--warning-bg);
    border-color: rgba(245,158,11,0.25);
    color: var(--warning);
}
.btn-warning:hover:not(:disabled) { background: var(--warning); color: #fff; }
.btn-sm { padding: 0.35rem 0.75rem; font-size: 0.8rem; }
.btn-icon { padding: 0.45rem; border-radius: var(--radius-sm); }

/* ── Table ──────────────────────────────────────────────────── */
.table-wrapper { overflow-x: auto; }
table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}
thead tr { border-bottom: 1px solid var(--glass-border); }
thead th {
    padding: 0.85rem 1rem;
    text-align: left;
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-secondary);
    white-space: nowrap;
}
tbody tr {
    border-bottom: 1px solid rgba(255,255,255,0.04);
    transition: background var(--transition);
}
tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: var(--glass-hover); }
td {
    padding: 1rem;
    color: var(--text-primary);
    vertical-align: middle;
}
.td-name { font-weight: 600; }
.td-email { color: var(--text-secondary); }
.td-actions { display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap; }

/* ── Badges ─────────────────────────────────────────────────── */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.25rem 0.65rem;
    border-radius: 99px;
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
}
.badge::before { content: ''; width: 6px; height: 6px; border-radius: 50%; }
.badge-active   { background: var(--success-bg); color: var(--success); border: 1px solid rgba(16,185,129,0.25); }
.badge-active::before { background: var(--success); box-shadow: 0 0 6px var(--success); }
.badge-inactive { background: var(--danger-bg); color: var(--danger); border: 1px solid rgba(239,68,68,0.25); }
.badge-inactive::before { background: var(--danger); }

/* ── Forms ──────────────────────────────────────────────────── */
.form-group { margin-bottom: 1.4rem; }
.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}
.form-label span.required { color: var(--danger); margin-left: 2px; }
.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.9rem;
    font-family: inherit;
    transition: all var(--transition);
    outline: none;
}
.form-control:focus {
    border-color: var(--accent);
    background: rgba(255,255,255,0.07);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-control::placeholder { color: var(--text-muted); }
select.form-control { cursor: pointer; }
select.form-control option { background: var(--bg-layer2); }
.form-hint { font-size: 0.78rem; color: var(--text-muted); margin-top: 0.35rem; }
.form-error { font-size: 0.8rem; color: var(--danger); margin-top: 0.35rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
@media (max-width: 640px) { .form-row { grid-template-columns: 1fr; } }

/* ── Toggle Switch ──────────────────────────────────────────── */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    cursor: pointer;
}
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
    position: absolute;
    inset: 0;
    background: rgba(239,68,68,0.3);
    border-radius: 24px;
    transition: all var(--transition);
    border: 1px solid rgba(239,68,68,0.25);
}
.toggle-slider::before {
    content: '';
    position: absolute;
    width: 18px; height: 18px;
    left: 2px; top: 2px;
    background: var(--danger);
    border-radius: 50%;
    transition: all var(--transition);
}
.toggle-switch input:checked + .toggle-slider {
    background: var(--success-bg);
    border-color: rgba(16,185,129,0.3);
}
.toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(20px);
    background: var(--success);
}

/* ── Search Bar ─────────────────────────────────────────────── */
.search-bar {
    position: relative;
}
.search-bar svg {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}
.search-bar .form-control { padding-left: 2.75rem; }

/* ── Login Page ─────────────────────────────────────────────── */
.login-wrap {
    width: 100%;
    max-width: 440px;
    padding: 1rem;
}
.login-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-glass), 0 0 60px rgba(124,58,237,0.1);
}
.login-logo {
    text-align: center;
    margin-bottom: 1.75rem;
}
.login-logo-icon {
    width: 72px; height: 72px;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    border-radius: var(--radius-lg);
    display: flex; align-items: center; justify-content: center;
    font-size: 2rem;
    margin: 0 auto 1rem;
    box-shadow: 0 0 40px var(--accent-glow);
}
.login-title { font-size: 1.5rem; font-weight: 800; }
.login-subtitle { color: var(--text-secondary); font-size: 0.875rem; margin-top: 0.25rem; }

/* ── User Profile Card ──────────────────────────────────────── */
.profile-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem 1.75rem;
    border-bottom: 1px solid var(--glass-border);
    flex-wrap: wrap;
}
.profile-avatar {
    width: 80px; height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    display: flex; align-items: center; justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    box-shadow: 0 0 30px var(--accent-glow);
    flex-shrink: 0;
}
.profile-info {}
.profile-name { font-size: 1.4rem; font-weight: 800; }
.profile-email { color: var(--text-secondary); font-size: 0.875rem; margin-top: 0.2rem; }

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
}
.info-item {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    transition: all var(--transition);
}
.info-item:hover {
    background: var(--glass-hover);
    border-color: rgba(255,255,255,0.12);
}
.info-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 0.4rem;
}
.info-value { font-size: 1rem; font-weight: 600; }

/* ── Modal / Confirm ────────────────────────────────────────── */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.65);
    backdrop-filter: blur(6px);
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
}
.modal-overlay.active { opacity: 1; pointer-events: all; }
.modal-box {
    background: var(--bg-layer2);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 2rem;
    max-width: 440px;
    width: 100%;
    box-shadow: var(--shadow-glass);
    transform: scale(0.95);
    transition: transform var(--transition);
}
.modal-overlay.active .modal-box { transform: scale(1); }
.modal-title { font-size: 1.2rem; font-weight: 700; margin-bottom: 0.75rem; }
.modal-text { color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 1.5rem; }
.modal-actions { display: flex; gap: 0.75rem; justify-content: flex-end; }

/* ── Empty State ────────────────────────────────────────────── */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-muted);
}
.empty-state-icon { font-size: 3.5rem; margin-bottom: 1rem; opacity: 0.5; }
.empty-state-title { font-size: 1.1rem; font-weight: 600; color: var(--text-secondary); }
.empty-state-text { font-size: 0.875rem; margin-top: 0.35rem; }

/* ── Utilities ──────────────────────────────────────────────── */
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.text-muted { color: var(--text-muted); font-size: 0.875rem; }
.text-small { font-size: 0.82rem; }
.fw-bold { font-weight: 700; }
.w-full { width: 100%; }
.hidden { display: none !important; }

/* ── Footer ─────────────────────────────────────────────────── */
.footer {
    text-align: center;
    padding: 1.5rem;
    color: var(--text-muted);
    font-size: 0.8rem;
    border-top: 1px solid var(--glass-border);
    margin-top: 3rem;
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 768px) {
    .nav-center { display: none; }
    .nav-user-info { display: none; }
    .nav-inner { gap: 0.75rem; }
    .main-content { padding: calc(var(--navbar-h) + 1.25rem) 1rem 2rem; }
    .page-header { display: block; }
    .page-actions { margin-top: 1rem; }
    .card-header { flex-direction: column; align-items: flex-start; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
    .login-card { padding: 1.75rem; }
    .profile-header { flex-direction: column; text-align: center; }
}