:root {
    --bg-main: #f1f5f9;
    --bg-card: #ffffff;
    --text-dark: #0f172a;
    --text-muted: #64748b;
    --primary: #3b82f6;
    --primary-hover: #2563eb;
    --success: #10b981;
    --success-bg: #d1fae5;
    --danger: #ef4444;
    --danger-bg: #fee2e2;
    --border: #e2e8f0;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1);
    --radius-md: 14px;
    --radius-lg: 20px;
    --nav-wrapper-height: 85px; /* Tinggi nav + footer */
}

[data-theme="dark"] {
    --bg-main: #0f172a;
    --bg-card: #1e293b;
    --text-dark: #f8fafc;
    --text-muted: #94a3b8;
    --border: #334155;
    --success-bg: rgba(16, 185, 129, 0.15);
    --danger-bg: rgba(239, 68, 68, 0.15);
}

* {
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
    margin: 0;
    padding: 0;
    transition: background-color 0.3s, border-color 0.3s, color 0.3s;
}

body {
    background-color: var(--bg-main);
    color: var(--text-dark);
    padding-bottom: calc(var(--nav-wrapper-height) + 20px); 
    -webkit-tap-highlight-color: transparent;
}

/* Header */
.top-header {
    background: var(--bg-card);
    padding: 14px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 50;
    box-shadow: var(--shadow-sm);
}

.header-brand { display: flex; align-items: center; gap: 10px; }
.logo-box {
    width: 38px; height: 38px;
    background: var(--bg-main);
    border-radius: 10px;
    padding: 7px;
    color: var(--primary);
}
.header-titles h1 { font-size: 1.15rem; font-weight: 700; letter-spacing: -0.3px; }

/* Struktur Halaman Utama */
.main-content { max-width: 900px; margin: 0 auto; padding: 20px; }

/* Grid 2 Kartu Konstan */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-bottom: 20px; }

/* Jika di HP kecil, form/info mungkin perlu 1 kolom, tapi dompet tetap dikunci 2 kolom */
@media (max-width: 600px) {
    .grid-2 { grid-template-columns: 1fr; }
    .dompet-grid.grid-2 { grid-template-columns: repeat(2, 1fr); }
}

/* Kartu / Card Modern */
.card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: 20px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.dashboard-card {
    background: linear-gradient(135deg, var(--primary), #1e3a8a);
    color: white;
    border: none;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 24px 20px;
}
.dashboard-card .label-light { font-size: 0.8rem; font-weight: 600; text-transform: uppercase; color: #cbd5e1; letter-spacing: 0.5px; margin-bottom: 6px;}
.dashboard-card h2 { font-size: 1.8rem; font-weight: 800; }

.card-title { font-size: 1.05rem; font-weight: 700; margin-bottom: 14px; }
.card-title-sm { font-size: 0.95rem; font-weight: 600; margin-bottom: 12px; }

.section-header { margin: 24px 0 16px 0; }
.section-title { font-size: 1.15rem; font-weight: 700; }

/* Typography & Utils */
.text-primary { color: var(--primary); }
.text-danger { color: var(--danger); }
.label { font-size: 0.75rem; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px;}
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.flex-wrap { flex-wrap: wrap; }
.mt-20 { margin-top: 20px; }
.m-0 { margin: 0 !important; }

/* Input & Buttons */
input, select {
    width: 100%;
    padding: 10px 14px;
    font-size: 0.9rem;
    border: 1px solid var(--border);
    border-radius: 10px;
    background-color: var(--bg-main);
    color: var(--text-dark);
    outline: none;
}
input:focus, select:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(59,130,246,0.15); }

.input-group { display: flex; gap: 8px; }
.form-grid-small { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 12px; }

button {
    font-family: inherit; font-weight: 600; cursor: pointer; border: none;
    border-radius: 10px; padding: 10px 16px; font-size: 0.9rem; transition: all 0.2s;
    display: flex; align-items: center; justify-content: center; gap: 6px;
}
button:active { transform: scale(0.97); }

.icon-plus { font-size: 1rem; font-weight: 800; } 

.btn-primary { background: var(--primary); color: white; box-shadow: 0 4px 10px rgba(59, 130, 246, 0.25); }
.btn-primary:hover { background: var(--primary-hover); }
.btn-outline { background: transparent; border: 1px solid var(--border); color: var(--text-dark); }
.btn-outline-sm { background: transparent; border: 1px solid var(--border); color: var(--text-dark); padding: 6px 12px; font-size: 0.8rem;}
.btn-danger { background: var(--danger); color: white; }
.btn-danger-sm { background: var(--danger-bg); color: var(--danger); padding: 6px 12px; font-size: 0.8rem; }
.btn-icon { width: 38px; height: 38px; border-radius: 50%; padding: 0; background: var(--bg-main); border: 1px solid var(--border); font-size: 1.1rem;}
.w-100 { width: 100%; }

/* Tab Navigasi Logic */
.tab-pane { display: none; animation: fadeIn 0.3s ease; }
.tab-pane.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* Dompet Grid List (Beranda) */
.dompet-grid .wallet-card {
    border: 1px solid var(--border); padding: 16px; border-radius: var(--radius-md);
    cursor: pointer; background: var(--bg-card); transition: all 0.2s;
}
.wallet-card:hover { border-color: var(--primary); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.wallet-card h3 { font-size: 1rem; font-weight: 600; margin-bottom: 6px; }
.wallet-card .w-saldo { font-size: 1.25rem; font-weight: 700; color: var(--primary); }

/* Ringkasan & Form Transaksi (Tab 2) */
.dompet-aktif-title { font-size: 1.1rem; margin-bottom: 4px; }
.saldo-aktif { font-size: 1.6rem; font-weight: 800; margin-top: 4px; }
.aksi-dompet-vert { display: flex; flex-direction: column; gap: 8px; }
.summary-mini { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 16px; padding-top: 16px; border-top: 1px dashed var(--border);}
.sum-item { font-size: 0.85rem; font-weight: 600; padding: 10px; border-radius: 10px;}
.sum-item.masuk { background: var(--success-bg); color: var(--success); }
.sum-item.keluar { background: var(--danger-bg); color: var(--danger); }

/* Search Box Canggih */
.header-tabel { gap: 12px; margin-bottom: 16px; }
.search-box { position: relative; width: 100%; max-width: 260px; }
.search-icon { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); font-size: 0.9rem; opacity: 0.6; pointer-events: none;}
.search-box input { padding-left: 34px; padding-top: 8px; padding-bottom: 8px; border-radius: 20px; font-size: 0.85rem; }
.toolbar-filter { display: flex; gap: 10px; margin-bottom: 16px; }

/* Tabel Data Canggih */
.table-responsive { width: 100%; overflow-x: auto; border-radius: 10px; border: 1px solid var(--border); }
.data-table { width: 100%; border-collapse: collapse; text-align: center; white-space: nowrap; font-size: 0.85rem; }
.data-table th, .data-table td { border: 1px solid var(--border); padding: 12px 14px; vertical-align: middle; }
.data-table th { background-color: var(--bg-main); font-weight: 600; color: var(--text-muted); text-transform: uppercase; font-size: 0.75rem; letter-spacing: 0.5px;}
.data-table tbody tr { background-color: var(--bg-card); transition: background-color 0.2s;}
.data-table tbody tr:hover { background-color: var(--bg-main); }
.dt-masuk td:nth-child(3) { color: var(--success); font-weight: 700; }
.dt-keluar td:nth-child(3) { color: var(--danger); font-weight: 700; }
.img-thumb { width: 36px; height: 36px; border-radius: 6px; object-fit: cover; cursor: pointer; border: 1px solid var(--border); transition: transform 0.2s;}
.img-thumb:hover { transform: scale(1.1); }
.td-actions { display: flex; justify-content: center; gap: 6px; }

/* Empty State */
.empty-state { text-align: center; padding: 60px 20px; color: var(--text-muted); }
.emoji-large { font-size: 3rem; margin-bottom: 12px; }
.empty-state h3 { font-size: 1.15rem; margin-bottom: 8px; color: var(--text-dark); }
.empty-state p { font-size: 0.9rem; }

/* Navigation & Footer Wrapper */
.bottom-wrapper {
    position: fixed;
    bottom: 0; left: 0; width: 100%;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-top: 1px solid var(--border);
    z-index: 100;
}
[data-theme="dark"] .bottom-wrapper { background: rgba(30, 41, 59, 0.9); }

.bottom-nav {
    display: flex; justify-content: space-around; align-items: center;
    height: 60px;
}
.nav-item {
    flex: 1; height: 100%; background: transparent; border: none; border-radius: 0;
    display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 4px;
    color: var(--text-muted); padding: 0; transition: color 0.3s;
}
.nav-item.active { color: var(--primary); }
.nav-icon { font-size: 1.25rem; transition: transform 0.3s; }
.nav-item.active .nav-icon { transform: translateY(-2px); }
.nav-text { font-size: 0.7rem; font-weight: 700; }

.floating-footer {
    text-align: center;
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--text-muted);
    padding-bottom: 8px;
    opacity: 0.7;
}

/* Custom Modals (Alert, Confirm, Prompt) */
.custom-modal-overlay {
    display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.6); backdrop-filter: blur(4px);
    z-index: 1000; justify-content: center; align-items: center; padding: 20px;
    animation: fadeIn 0.2s;
}
.custom-modal-box {
    background: var(--bg-card); width: 100%; max-width: 320px;
    border-radius: var(--radius-lg); padding: 24px; text-align: center;
    box-shadow: 0 20px 25px -5px rgba(0,0,0,0.2); transform: scale(0.95); animation: popIn 0.3s forwards;
}
@keyframes popIn { to { transform: scale(1); } }
.modal-icon { font-size: 2.5rem; margin-bottom: 12px; }
.modal-title { font-size: 1.15rem; font-weight: 700; margin-bottom: 8px; }
.modal-desc { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 20px; line-height: 1.4;}
.modal-input { margin-bottom: 20px; text-align: center; font-weight: 600; font-size: 1rem; }
.modal-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

/* Image Preview Modal */
.img-preview-large { max-width: 100%; max-height: 70vh; border-radius: 12px; box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5); margin-bottom: 20px; border: 3px solid white; object-fit: contain;}
.btn-close-float { position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%); background: white; color: black; border-radius: 30px; box-shadow: var(--shadow-lg);}

/* Loader */
.loading-state { position: fixed; top:0; left:0; width:100%; height:100%; display: flex; flex-direction: column; justify-content: center; align-items: center; background: var(--bg-main); z-index: 999; }
.spinner { width: 40px; height: 40px; border: 4px solid var(--border); border-top-color: var(--primary); border-radius: 50%; animation: spin 1s linear infinite; margin-bottom: 16px;}
@keyframes spin { to { transform: rotate(360deg); } }