/* =====================================================
   Control Weight Admin Panel — Dark Glassmorphism Theme
   ===================================================== */

:root {
    --primary: #00b0f0;
    --primary-light: #33c4f5;
    --primary-dark: #0090cc;
    --primary-glow: rgba(0,176,240,0.25);
    --accent-cyan: #00d4ff;
    --accent-purple: #8b5cf6;
    --surface: #070b16;
    --surface-50: #0d1225;
    --surface-100: #111827;
    --surface-200: #161d2e;
    --glass-bg: rgba(255,255,255,0.03);
    --glass-border: rgba(255,255,255,0.06);
    --text-primary: rgba(255,255,255,0.92);
    --text-secondary: rgba(255,255,255,0.65);
    --text-muted: rgba(255,255,255,0.38);
    --border: rgba(255,255,255,0.06);
    --border-light: rgba(255,255,255,0.1);
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    --font: 'Plus Jakarta Sans', sans-serif;
    --sidebar-w: 260px;
    --topbar-h: 64px;
    --radius: 10px;
    --radius-lg: 16px;
    --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-font-smoothing: antialiased; }

body {
    font-family: var(--font);
    background: var(--surface);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

.bg-orbs { position: fixed; inset: 0; pointer-events: none; z-index: 0; overflow: hidden; }
.bg-orbs span {
    position: absolute; border-radius: 50%; filter: blur(100px); opacity: 0.35;
    animation: drift 25s ease-in-out infinite alternate;
}
.bg-orbs span:nth-child(1) { width: 400px; height: 400px; background: rgba(0,176,240,0.12); top: -10%; right: -5%; }
.bg-orbs span:nth-child(2) { width: 350px; height: 350px; background: rgba(139,92,246,0.1); bottom: -10%; left: -5%; animation-delay: -8s; animation-duration: 30s; }
.bg-orbs span:nth-child(3) { width: 250px; height: 250px; background: rgba(212,175,55,0.06); top: 40%; right: 30%; animation-delay: -15s; }

@keyframes drift {
    0% { transform: translate(0,0) scale(1); }
    50% { transform: translate(30px,-40px) scale(1.05); }
    100% { transform: translate(-20px,20px) scale(0.97); }
}

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

/* ========== SIDEBAR ========== */
.sidebar {
    position: fixed; top: 0; left: 0;
    width: var(--sidebar-w); height: 100vh;
    background: var(--surface-50);
    border-right: 1px solid var(--border);
    display: flex; flex-direction: column;
    z-index: 100;
}

.sidebar-head {
    padding: 20px;
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; gap: 10px;
}

.sidebar-head img { height: 28px; }
.sidebar-head span { font-size: 0.75rem; font-weight: 700; color: var(--primary); background: rgba(0,176,240,0.1); padding: 2px 8px; border-radius: 4px; }

.sidebar-nav {
    flex: 1; overflow-y: auto; padding: 12px;
    display: flex; flex-direction: column; gap: 2px;
}

.sidebar-nav a {
    display: flex; align-items: center; gap: 12px;
    padding: 10px 14px; color: var(--text-secondary);
    font-size: 0.88rem; font-weight: 500;
    border-radius: var(--radius); transition: var(--transition);
}

.sidebar-nav a:hover { background: rgba(255,255,255,0.04); color: var(--text-primary); }
.sidebar-nav a.active {
    background: rgba(0,176,240,0.08); color: var(--primary);
    border-left: 3px solid var(--primary);
}
.sidebar-nav a i { font-size: 1.15rem; width: 22px; text-align: center; }

.sidebar-nav .divider { height: 1px; background: var(--border); margin: 8px 0; }

.sidebar-foot {
    padding: 14px 20px; border-top: 1px solid var(--border);
    display: flex; align-items: center; gap: 10px;
}

.sidebar-foot .avatar {
    width: 34px; height: 34px; border-radius: 8px;
    background: linear-gradient(135deg, var(--primary), var(--accent-purple));
    color: #fff; display: flex; align-items: center; justify-content: center;
    font-size: 0.75rem; font-weight: 700;
}

.sidebar-foot .name { font-size: 0.85rem; font-weight: 600; color: var(--text-primary); }
.sidebar-foot .role { font-size: 0.72rem; color: var(--text-muted); }

/* ========== MAIN ========== */
.main { margin-left: var(--sidebar-w); position: relative; z-index: 1; }

.topbar {
    position: sticky; top: 0; z-index: 50;
    height: var(--topbar-h);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 28px;
    background: rgba(7,11,22,0.75);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.topbar h1 { font-size: 1.15rem; font-weight: 700; }

.content { padding: 24px 28px 60px; }

/* ========== CARDS ========== */
.card {
    background: var(--glass-bg); backdrop-filter: blur(20px);
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    overflow: hidden; transition: var(--transition);
}

.card:hover { border-color: rgba(0,176,240,0.1); }

.card-head {
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 22px;
    border-bottom: 1px solid var(--border);
}

.card-head h3 { font-size: 0.92rem; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.card-head h3 i { color: var(--primary); }
.card-body { padding: 20px 22px; }

/* ========== STAT BOXES ========== */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 24px; }

.stat-box {
    background: var(--glass-bg); backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 20px; transition: var(--transition);
}

.stat-box:hover { border-color: rgba(0,176,240,0.12); transform: translateY(-2px); }
.stat-box .icon { font-size: 1.4rem; color: var(--primary); margin-bottom: 10px; }
.stat-box .value { font-size: 1.6rem; font-weight: 800; margin-bottom: 2px; }
.stat-box .label { font-size: 0.78rem; color: var(--text-muted); }
.stat-box .sub { font-size: 0.72rem; color: var(--text-muted); margin-top: 4px; }

/* ========== TABLE ========== */
.table-wrap { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }

table th {
    text-align: left; padding: 10px 16px;
    font-size: 0.72rem; font-weight: 600;
    color: var(--text-muted); text-transform: uppercase;
    letter-spacing: 0.5px; background: rgba(255,255,255,0.02);
    border-bottom: 1px solid var(--border); white-space: nowrap;
}

table td {
    padding: 10px 16px;
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary); white-space: nowrap;
}

table tbody tr:hover { background: rgba(0,176,240,0.02); }

/* ========== BADGES ========== */
.badge {
    display: inline-flex; padding: 3px 10px;
    border-radius: 50px; font-size: 0.72rem;
    font-weight: 600; text-transform: capitalize;
}

.badge-success { background: rgba(34,197,94,0.12); color: #4ade80; }
.badge-warning { background: rgba(245,158,11,0.12); color: #fbbf24; }
.badge-danger { background: rgba(239,68,68,0.12); color: #f87171; }
.badge-info { background: rgba(59,130,246,0.12); color: #60a5fa; }
.badge-primary { background: rgba(0,176,240,0.12); color: var(--primary-light); }
.badge-purple { background: rgba(139,92,246,0.12); color: #a78bfa; }

/* ========== FORMS ========== */
.form-group { margin-bottom: 16px; }
.form-label { display: block; font-size: 0.82rem; font-weight: 500; color: var(--text-secondary); margin-bottom: 6px; }

.form-input, .form-select, .form-textarea {
    width: 100%; padding: 10px 14px;
    background: var(--surface-100);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    font-family: var(--font); font-size: 0.88rem;
    color: var(--text-primary); outline: none;
    transition: var(--transition);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0,176,240,0.12);
}

.form-input::placeholder { color: var(--text-muted); }
.form-textarea { resize: vertical; }
.form-hint { font-size: 0.72rem; color: var(--text-muted); margin-top: 4px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    padding: 9px 20px; border-radius: var(--radius);
    font-family: var(--font); font-weight: 600; font-size: 0.85rem;
    border: none; cursor: pointer; transition: var(--transition); white-space: nowrap;
    text-decoration: none;
}

.btn-primary { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: #fff; }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 20px var(--primary-glow); }
.btn-outline { background: transparent; color: var(--text-secondary); border: 1px solid var(--border-light); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-ghost { background: rgba(255,255,255,0.04); color: var(--text-secondary); }
.btn-ghost:hover { background: rgba(255,255,255,0.08); }
.btn-impersonate { background: rgba(139,92,246,0.12); color: #a78bfa; border: 1px solid rgba(139,92,246,0.2); }
.btn-impersonate:hover { background: rgba(139,92,246,0.25); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(139,92,246,0.15); }
.btn-danger { background: rgba(239,68,68,0.15); color: #f87171; }
.btn-danger:hover { background: rgba(239,68,68,0.25); }
.btn-sm { padding: 6px 14px; font-size: 0.78rem; }
.btn-full { width: 100%; }

/* ========== ALERTS ========== */
.alert {
    display: flex; align-items: center; gap: 10px;
    padding: 12px 18px; border-radius: var(--radius);
    font-size: 0.85rem; margin-bottom: 20px;
    animation: fadeDown 0.4s ease;
}

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

.alert-error { background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.2); color: #f87171; }
.alert-success { background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.2); color: #4ade80; }
.alert-info { background: rgba(0,176,240,0.1); border: 1px solid rgba(0,176,240,0.2); color: var(--primary-light); }

/* ========== TABS ========== */
.tabs { display: flex; gap: 4px; margin-bottom: 20px; flex-wrap: wrap; }

.tab-btn {
    padding: 8px 18px; background: none; border: none;
    font-family: var(--font); font-size: 0.85rem;
    font-weight: 500; color: var(--text-muted);
    cursor: pointer; border-radius: var(--radius);
    transition: var(--transition);
}

.tab-btn:hover { color: var(--primary); background: rgba(0,176,240,0.04); }
.tab-btn.active { background: rgba(0,176,240,0.1); color: var(--primary); font-weight: 600; }

.tab-pane { display: none; }
.tab-pane.active { display: block; }

/* ========== PAGINATION ========== */
.pagination {
    display: flex; gap: 4px; align-items: center;
    justify-content: center; margin-top: 20px;
}

.pagination a, .pagination span {
    padding: 6px 12px; border-radius: 6px;
    font-size: 0.82rem; font-weight: 500;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    transition: var(--transition);
}

.pagination a:hover { border-color: var(--primary); color: var(--primary); }
.pagination .active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ========== SEARCH BAR ========== */
.search-bar {
    display: flex; gap: 10px; align-items: center;
    margin-bottom: 20px; flex-wrap: wrap;
}

.search-bar .form-input { flex: 1; }

/* ========== PASSWORD TOGGLE ========== */
.password-wrap { position: relative; }
.password-wrap .form-input { padding-right: 44px; }
.password-toggle {
    position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
    background: none; border: none; color: var(--text-muted);
    cursor: pointer; font-size: 1.1rem; padding: 4px;
}

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

.login-card {
    width: 100%; max-width: 420px;
    background: var(--glass-bg); backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 40px 36px;
}

.login-card .logo { text-align: center; margin-bottom: 28px; }
.login-card .logo img { height: 36px; }
.login-card .logo span { display: block; font-size: 0.75rem; color: var(--text-muted); margin-top: 6px; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; }

.login-card h2 { font-size: 1.2rem; font-weight: 700; margin-bottom: 4px; text-align: center; }
.login-card .sub { font-size: 0.85rem; color: var(--text-muted); text-align: center; margin-bottom: 24px; }

/* ========== GRID HELPERS ========== */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; }
.mb-20 { margin-bottom: 20px; }
.mb-24 { margin-bottom: 24px; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-primary { color: var(--primary); }
.font-mono { font-family: 'JetBrains Mono', monospace; }

/* ========== IMAGE UPLOAD ========== */
.upload-area {
    border: 2px dashed var(--border-light);
    border-radius: var(--radius-lg);
    padding: 30px 20px; text-align: center;
    cursor: pointer; transition: var(--transition);
}

.upload-area:hover { border-color: var(--primary); }
.upload-area i { font-size: 2rem; color: var(--text-muted); margin-bottom: 8px; }
.upload-area p { font-size: 0.85rem; color: var(--text-muted); }

.upload-preview {
    width: 120px; height: 120px;
    border-radius: var(--radius);
    object-fit: cover;
    border: 2px solid var(--border);
}

/* ========== CHART CONTAINER ========== */
.chart-wrap { position: relative; height: 280px; }

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
    .stats { grid-template-columns: repeat(2, 1fr); }
    .form-row, .form-row-3 { grid-template-columns: 1fr; }
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .sidebar { display: none; }
    .main { margin-left: 0; }
    .topbar { padding: 0 16px; }
    .content { padding: 16px; }
    .stats { grid-template-columns: 1fr 1fr; }
}