:root {
    /* Dark Mode (Default) */
    --bg-body: #0f172a;
    --sidebar-bg: rgba(15, 23, 42, 0.95);
    --card-bg: rgba(30, 41, 59, 0.7);
    --glass: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-main: #f8fafc;
    --text-dim: #94a3b8;
    --accent: #38bdf8;
    --accent-glow: rgba(56, 189, 248, 0.3);
    --chart-grid: rgba(255, 255, 255, 0.05);
}

body.light-mode {
    /* Light Mode */
    --bg-body: #f1f5f9;
    --sidebar-bg: #ffffff;
    --card-bg: rgba(255, 255, 255, 0.8);
    --glass: rgba(0, 0, 0, 0.03);
    --glass-border: rgba(0, 0, 0, 0.1);
    --text-main: #0f172a;
    --text-dim: #64748b;
    --accent: #0284c7;
    --accent-glow: rgba(2, 132, 199, 0.2);
    --chart-grid: rgba(0, 0, 0, 0.05);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-body);
    color: var(--text-main);
    overflow-x: hidden;
    line-height: 1.6;
    transition: background-color 0.3s, color 0.3s;
}

.dashboard-wrapper {
    display: flex;
    min-height: 100vh;
}

/* SIDEBAR */
.sidebar {
    width: 280px;
    background: var(--sidebar-bg);
    border-right: 1px solid var(--glass-border);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
    z-index: 100;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.logo-icon {
    font-size: 2rem;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    background: linear-gradient(to right, #38bdf8, #818cf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Nav Buttons */
.nav-menu {
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.btn-nav {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: 12px;
    text-decoration: none;
    color: var(--text-dim);
    font-weight: 500;
    transition: all 0.2s;
    border: 1px solid transparent;
}

.btn-nav:hover {
    background: var(--glass);
    color: var(--text-main);
    border-color: var(--glass-border);
}

.btn-nav.active {
    background: var(--accent-glow);
    color: var(--accent);
    border-color: var(--accent);
}

/* Theme Toggle */
.theme-switch {
    margin-bottom: 2rem;
    padding: 1rem;
    background: var(--glass);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.theme-switch span {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-dim);
}

.toggle-container {
    position: relative;
    width: 44px;
    height: 22px;
}

.toggle-container input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: #64748b;
    transition: .4s;
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 14px;
    width: 14px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: var(--accent);
}

input:checked + .slider:before {
    transform: translateX(22px);
}

/* Filters */
.filter-group {
    margin-bottom: 1.5rem;
}

.filter-group label {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-dim);
    margin-bottom: 0.5rem;
}

select {
    width: 100%;
    background: var(--sidebar-bg); /* Menggunakan warna sidebar agar lebih solid */
    border: 1px solid var(--glass-border);
    color: var(--text-main);
    padding: 0.75rem;
    border-radius: 12px;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.3s ease;
    outline: none;
}

select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-glow);
}

select option {
    background-color: var(--sidebar-bg);
    color: var(--text-main);
}

.btn-primary {
    width: 100%;
    background: linear-gradient(135deg, #38bdf8, #6366f1);
    color: white;
    border: none;
    padding: 1rem;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(56, 189, 248, 0.5);
}

.sidebar-footer {
    margin-top: auto;
    font-size: 0.75rem;
    color: var(--text-dim);
    background: var(--glass);
    padding: 1rem;
    border-radius: 12px;
}

/* MAIN CONTENT */
.main-content {
    flex: 1;
    padding: 2rem;
}

.metro-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: minmax(140px, auto);
    gap: 1.5rem;
}

.grid-item {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 1.5rem;
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease, border-color 0.3s ease, background-color 0.3s;
    display: flex;
    flex-direction: column;
}

.grid-item:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
}

.span-4 { grid-column: span 4; }
.span-2 { grid-column: span 2; }
.span-row-2 { grid-row: span 2; }

.trend-box { min-height: 400px; }
.item-header { margin-bottom: 1.5rem; }
.item-header h3 { font-size: 1.125rem; font-weight: 600; }
.item-header p { font-size: 0.875rem; color: var(--text-dim); }

.stat-box { flex-direction: row; align-items: center; gap: 1rem; }
.stat-icon {
    font-size: 1.75rem;
    width: 48px;
    height: 48px;
    background: var(--glass);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-details h3 { font-size: 0.75rem; text-transform: uppercase; color: var(--text-dim); letter-spacing: 0.025em; }
.stat-details p { font-size: 1.5rem; font-weight: 700; }

/* Accents */
.notice { border-left: 4px solid #6366f1; }
.detail { border-left: 4px solid #22d3ee; }
.ratio { border-left: 4px solid #fbbf24; }
.cert-f { border-left: 4px solid #4ade80; }
.cert-g { border-left: 4px solid #2dd4bf; }
.usage-mb { border-left: 4px solid #fcd34d; }
.usage-ph3 { border-left: 4px solid #10b981; }
.usage-sf { border-left: 4px solid #3b82f6; }
.provider-mb { border-left: 4px solid #6366f1; }
.provider-ph3 { border-left: 4px solid #34d399; }
.provider-sf { border-left: 4px solid #60a5fa; }
.fumigator { border-left: 4px solid #f472b6; }
.alat { border-left: 4px solid #c084fc; }
.lokasi { border-left: 4px solid #f87171; }

.table-wrapper { overflow-x: auto; margin-top: 1rem; }
table { width: 100%; border-collapse: collapse; }
th { text-align: left; padding: 0.75rem; border-bottom: 1px solid var(--glass-border); color: var(--text-dim); font-size: 0.75rem; text-transform: uppercase; }
td { padding: 0.75rem; border-bottom: 1px solid var(--glass-border); font-size: 0.875rem; }
code { background: var(--glass); padding: 0.2rem 0.4rem; border-radius: 4px; color: var(--accent); }
.badge { padding: 0.25rem 0.5rem; border-radius: 6px; font-size: 0.7rem; font-weight: 600; text-transform: uppercase; }
.badge.warning { background: rgba(251, 191, 36, 0.1); color: #fbbf24; border: 1px solid rgba(251, 191, 36, 0.3); }

/* RESPONSIVE */
@media (max-width: 1400px) {
    .metro-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .span-4 { grid-column: span 3; }
}

@media (max-width: 1100px) {
    .dashboard-wrapper {
        flex-direction: column;
    }
    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
        border-right: none;
        border-bottom: 1px solid var(--glass-border);
    }
    .metro-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .span-4, .span-2 { grid-column: span 2; }
}

@media (max-width: 768px) {
    .main-content {
        padding: 1rem;
    }
    .metro-grid {
        grid-template-columns: 1fr;
        grid-auto-rows: auto;
    }
    .span-4, .span-2, .grid-item { 
        grid-column: span 1 !important; 
    }
    .span-row-2 { 
        grid-row: span 1 !important; 
    }
    .stat-box {
        padding: 1rem;
    }
    .stat-details p {
        font-size: 1.25rem;
    }
}