/* --- Konfigurasi Dasar & Variabel Warna Modern --- */
:root {
    --primary-color: #4361ee;
    --primary-dark: #3a5be7;
    --primary-light: #e0e7ff;
    --sidebar-bg: #1b2537;
    --sidebar-text: #a0aec0;
    --sidebar-hover-bg: #25344d;
    --sidebar-active-text: #ffffff;
    --background-color: #f7f8fa;
    --text-color: #4a5568;
    --heading-color: #1a202c;
    --border-color: #e2e8f0;
    --card-bg: #ffffff;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #3b82f6;
    --view-color: #14b8a6;
    --secondary-color: #6c757d;
}

/* --- Pengaturan Global & Font --- */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap');

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

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    font-size: 14px;
}

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

/* --- Layout Utama --- */
.wrapper { display: flex; }
.main-content { margin-left: 260px; width: calc(100% - 260px); padding: 30px; }

/* --- Sidebar (Menu Navigasi) --- */
.sidebar {
    width: 260px;
    background-color: var(--sidebar-bg);
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease-in-out;
    z-index: 1000;
}
.sidebar-header { padding: 22px 25px; font-size: 1.4rem; font-weight: 600; color: white; display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.sidebar-header i { color: var(--primary-color); }
.sidebar-menu { list-style: none; flex-grow: 1; padding: 10px 0; overflow-y: auto; }
.sidebar-menu::-webkit-scrollbar { width: 6px; }
.sidebar-menu::-webkit-scrollbar-thumb { background-color: #4a5568; border-radius: 3px; }
.sidebar-menu li a { display: flex; align-items: center; gap: 15px; padding: 13px 25px; margin: 2px 10px; color: var(--sidebar-text); transition: all 0.2s ease-in-out; border-radius: 8px; font-weight: 500; }
.sidebar-menu li a:hover { background-color: var(--sidebar-hover-bg); color: var(--sidebar-active-text); }
.sidebar-menu li.active > a { background-color: var(--primary-color); color: var(--sidebar-active-text); font-weight: 600; }
.sidebar-menu .menu-divider { padding: 15px 25px 5px; font-size: 0.8em; font-weight: 600; text-transform: uppercase; color: #4a5568; }
.sidebar-menu .dropdown a .dropdown-icon { margin-left: auto; transition: transform 0.3s; }
.sidebar-menu .dropdown.active > a .dropdown-icon { transform: rotate(180deg); }
.sidebar-menu .dropdown .dropdown-content { list-style: none; max-height: 0; overflow: hidden; transition: max-height 0.4s ease-out; padding-left: 20px; }
.sidebar-menu .dropdown.active > .dropdown-content { max-height: 500px; }

/* --- Header Konten --- */
header { display: flex; justify-content: space-between; align-items: center; background: transparent; padding: 0 0 20px 0; margin-bottom: 20px; }
header h2 { color: var(--heading-color); font-size: 1.8rem; font-weight: 700; }
.hamburger-menu { display: none; cursor: pointer; }

/* --- Elemen Konten Umum --- */
.content-block { background: var(--card-bg); padding: 30px; border-radius: 12px; box-shadow: 0 5px 20px rgba(0,0,0,0.05); margin-bottom: 20px; }
.d-flex { display: flex; }
.justify-content-between { justify-content: space-between; }
.align-items-center { align-items: center; }
.mb-4 { margin-bottom: 20px; }
.form-inline, .search-form { display: flex; align-items: flex-end; gap: 10px; }

/* --- Kartu Statistik Dasbor --- */
.dashboard-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 25px; }
.stat-card { display: flex; align-items: center; gap: 20px; background: var(--card-bg); padding: 25px; border-radius: 12px; border: 1px solid var(--border-color); }
.stat-icon { font-size: 2rem; width: 65px; height: 65px; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #fff; flex-shrink: 0; }
.stat-icon.icon-pelanggan { background: var(--primary-color); }
.stat-icon.icon-verifikasi { background: var(--warning-color); }
.stat-icon.icon-tunggakan { background: var(--danger-color); }
.stat-icon.icon-pemasukan { background: var(--success-color); }
.stat-info h4 { margin: 0 0 5px 0; font-size: 1rem; font-weight: 500; color: var(--text-color); }
.stat-info p { font-size: 2.2rem; font-weight: 700; color: var(--heading-color); margin: 0; line-height: 1; }

/* --- Tabel --- */
.table-responsive { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 15px; text-align: left; border-bottom: 1px solid var(--border-color); }
thead th { background-color: #f8fafc; font-weight: 600; color: var(--heading-color); text-transform: uppercase; font-size: 0.85em; border-bottom-width: 2px; }
tbody tr:hover { background-color: #f8fafc; }

/* --- Tombol & Form --- */
.button, .btn, button, .action-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: none; border-radius: 8px; cursor: pointer; font-weight: 600; text-decoration: none !important; transition: all 0.2s ease-in-out; font-family: 'Poppins', sans-serif; }
.button:hover, .btn:hover, button:hover, .action-btn:hover { transform: translateY(-2px); box-shadow: 0 4px 10px rgba(0,0,0,0.1); }

.button, .btn, button { padding: 12px 25px; }
.button.primary { background-color: var(--primary-color); color: white; }
.button.secondary { background-color: var(--secondary-color); color: white; }
.button.danger { background-color: var(--danger-color); color: white; }
.button.info { background-color: var(--view-color); color: white; }

.action-btn { font-size: 14px; padding: 0; width: 34px; height: 34px; }
.action-btn i { color: white !important; }
.action-buttons-group { display: flex; gap: 5px; }
.action-btn.edit { background-color: var(--warning-color); }
.action-btn.delete { background-color: var(--danger-color); }
.action-btn.info { background-color: var(--info-color); }
.action-btn.view { background-color: var(--view-color); }
.action-btn.success, .action-btn.konfirmasi { background-color: var(--success-color); }
.action-btn.warning { background-color: #eab308; }

.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; font-weight: 500; }
input, select, textarea { width: 100%; padding: 12px; border: 1px solid var(--border-color); border-radius: 8px; background-color: #fdfdff; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary-color); box-shadow: 0 0 0 3px var(--primary-light); }

/* --- Pesan Notifikasi & Elemen Lainnya --- */
.message-success, .message-error, .message-warning, .message-info { padding: 15px; border-radius: 8px; margin-bottom: 20px; border: 1px solid; font-weight: 500; }
.message-success { background-color: #ecfdf5; color: #065f46; border-color: #a7f3d0; }
.message-error { background-color: #fff1f2; color: #9f1239; border-color: #fecdd3; }
.overlay { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0,0,0,0.5); z-index: 999; }
.overlay.active { display: block; }
.hamburger-menu span { transition: all 0.3s ease-in-out; }
.hamburger-menu.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger-menu.active span:nth-child(2) { opacity: 0; }
.hamburger-menu.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --- Halaman Login --- */
body.login-page { display: flex; justify-content: center; align-items: center; min-height: 100vh; padding: 20px; }
.login-container { width: 100%; max-width: 420px; padding: 40px; background-color: var(--card-bg, #ffffff); border-radius: 12px; box-shadow: 0 10px 30px rgba(0,0,0,0.1); border-top: 5px solid var(--primary-color, #4361ee); }
.login-header { text-align: center; margin-bottom: 30px; }
.login-header .icon { font-size: 2.5rem; color: var(--primary-color, #4361ee); }
.login-header h2 { color: var(--heading-color, #1a202c); font-size: 1.8rem; }
.button.full-width { width: 100%; }

/* --- Responsive --- */
@media (max-width: 768px) {
    .sidebar { transform: translateX(-260px); }
    .sidebar.active { transform: translateX(0); }
    .main-content { margin-left: 0; width: 100%; padding: 15px; }
    .hamburger-menu { display: flex; flex-direction: column; gap: 4px; z-index: 1001; }
    .hamburger-menu span { width: 25px; height: 3px; background-color: var(--heading-color); border-radius: 2px; }
    header h2 { font-size: 1.2rem; }
    .user-info span { display: none; }
}

    .form-actions {
        margin-top: 25px;
        padding-top: 20px;
        border-top: 1px solid var(--border-color);
    }
    
    /* Aturan baru untuk mengubah border fieldset */
    .content-block fieldset {
        border-style: dashed; /* Mengubah gaya border menjadi putus-putus */
        border-color: #ced4da; /* Mengubah warna menjadi abu-abu yang lebih samar */
    }