/* --- VARIABEL WARNA --- */
:root {
    --dark-blue: #0b1120;
    --card-blue: #1e293b;
    --header-bg: #0f172a;
    --accent-yellow: #ffff00;
    --accent-green: #00ff00;
    --text-gray: #94a3b8;
}

/* --- DASAR --- */
* { 
    box-sizing: border-box; 
}

body { 
    background: var(--dark-blue); 
    color: white; 
    font-family: 'Segoe UI', Tahoma, sans-serif; /* Font modern untuk isi */
    margin: 0; 
    padding: 0;
    display: flex; 
    flex-direction: column; 
    min-height: 100vh;
}

/* --- HEADER (Halaman Index & Unit) --- */
header {
    height: 110px; 
    background: var(--header-bg); 
    border-bottom: 4px solid #334155;
    display: flex; 
    align-items: center; 
    justify-content: space-between; /* Logo+Teks di kiri, Jam di kanan */
    padding: 0 40px; 
    box-shadow: 0 4px 15px rgba(0,0,0,0.5);
    flex-shrink: 0;
    font-family: 'Times New Roman', Times, serif; /* Font khusus header */
}

/* Pembungkus Logo & Teks */
.header-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

/* Ukuran Logo PTPN */
.logo-ptpn {
    height: 70px; /* Atur tinggi logo */
    width: auto;
    filter: drop-shadow(0 0 5px rgba(255,255,255,0.1));
}

/* Area Judul & Subtitle */
.title-section {
    display: flex;
    flex-direction: column;
}

header h1 { 
    color: var(--accent-yellow); 
    margin: 0; 
    font-size: 26px; 
    text-transform: uppercase; 
    letter-spacing: 1px;
    line-height: 1.2;
}

header p { 
    color: var(--accent-green); 
    margin: 2px 0 0 0; 
    font-weight: bold; 
    font-size: 14px;
    letter-spacing: 1px;
}

/* Jam Digital di Kanan */
.clock-display {
    font-size: 22px;
    font-weight: bold;
    color: white;
    font-family: 'Courier New', Courier, monospace;
    background: rgba(255,255,255,0.05);
    padding: 10px 20px;
    border-radius: 8px;
    border: 1px solid #334155;
}

/* --- GRID UNTUK INDEX.PHP (Menu Utama) --- */
.main-grid {
    padding: 40px 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.kebun-card {
    background: var(--card-blue); 
    border-radius: 15px; 
    padding: 30px;
    text-align: center; 
    text-decoration: none; 
    color: white;
    border: 2px solid transparent; 
    transition: all 0.3s ease;
    display: flex; 
    flex-direction: column; 
    align-items: center;
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}

.kebun-card:hover {
    border-color: var(--accent-green);
    transform: translateY(-8px);
    background: #24344d;
}

.icon { font-size: 50px; margin-bottom: 15px; }
.name { font-size: 20px; font-weight: bold; color: var(--accent-yellow); margin-bottom: 15px; text-transform: uppercase; }

.badge { 
    background: #15803d; 
    padding: 8px 15px; 
    border-radius: 50px; 
    font-size: 11px; 
    font-weight: bold; 
    border: 1px solid var(--accent-green);
}

/* --- GRID UNTUK UNIT.PHP (Monitoring) --- */
.monitor-wrapper {
    flex-grow: 1;
    display: grid;
    grid-template-columns: repeat(2, 1fr); 
    gap: 15px;
    padding: 20px;
    overflow-y: auto;
    background: #000; /* Background hitam untuk area kamera */
}

.cam-card { 
    position: relative; 
    background: #111; 
    border: 1px solid #333; 
    overflow: hidden; 
    height: 350px; 
}

.cam-card iframe { 
    width: 100%; 
    height: 100%; 
    border: none; 
    background: #000; 
}

.cam-label { 
    position: absolute; 
    bottom: 0; 
    left: 0; 
    right: 0;
    background: rgba(0,0,0,0.7); 
    font-size: 11px; 
    padding: 8px 12px;
    display: flex; 
    align-items: center;
    color: white;
}

.live-dot { 
    height: 8px; 
    width: 8px; 
    background: red; 
    border-radius: 50%; 
    display: inline-block; 
    margin-right: 8px; 
    animation: blink 1s infinite; 
}

@keyframes blink { 
    0%, 100% {opacity: 1} 
    50% {opacity: 0.2} 
}

/* Custom Scrollbar */
.monitor-wrapper::-webkit-scrollbar { width: 10px; }
.monitor-wrapper::-webkit-scrollbar-track { background: #050a14; }
.monitor-wrapper::-webkit-scrollbar-thumb { background: #1e293b; border-radius: 10px; }
.monitor-wrapper::-webkit-scrollbar-thumb:hover { background: var(--accent-green); }