:root {
    /* Palet warna utama: biru → ungu → kuning (dengan aksen teal & pink) */
    --primary: #2563eb;
    --primary-dark: #1742b0;
    --accent-purple: #8b5cf6;
    --accent-pink: #ec4899;
    --accent-yellow: #f6c343;
    --accent-yellow-deep: #f59e0b;
    --accent-teal: #06b6d4;
    --accent-green: #10b981;

    --text-dark: #1e2333;
    --text-muted: #5b6478;

    --card-bg: #f6f8fe;
    --shadow-dark: rgba(37, 60, 130, 0.20);
    --shadow-light: rgba(255, 255, 255, 0.95);

    --grad-hero: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 45%, #f6c343 100%);
    --grad-hero-soft: linear-gradient(135deg, rgba(59,130,246,0.14) 0%, rgba(139,92,246,0.12) 45%, rgba(246,195,67,0.16) 100%);

    --radius-lg: 20px;
    --radius-md: 14px;
}

* { box-sizing: border-box; }

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    color: var(--text-dark);
    min-height: 100vh;
    padding-top: 84px;
    background: linear-gradient(150deg, #dbeafe 0%, #e6ecff 20%, #ece6fb 45%, #fdeecb 75%, #fff3cf 100%);
    background-attachment: fixed;
}

/* Lapisan mesh warna lembut di belakang seluruh halaman agar terasa lebih hidup */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background:
        radial-gradient(700px circle at 8% 8%, rgba(59,130,246,0.16), transparent 60%),
        radial-gradient(650px circle at 95% 12%, rgba(246,195,67,0.20), transparent 55%),
        radial-gradient(700px circle at 50% 100%, rgba(139,92,246,0.14), transparent 55%);
}

/* ============ NAVBAR ============ */
.navbar-app {
    background: linear-gradient(115deg, #ffffff 0%, #eef2ff 55%, #fff7dc 100%);
    box-shadow: 0 10px 28px var(--shadow-dark), 0 -2px 0 var(--shadow-light) inset;
    border-bottom: 3px solid transparent;
    border-image: var(--grad-hero) 1;
    padding: 10px 0;
    min-height: 68px;
    z-index: 1050;
}

.navbar-app .brand-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--grad-hero);
    color: #fff;
    font-size: 1.1rem;
    box-shadow: 4px 4px 10px var(--shadow-dark), -3px -3px 8px var(--shadow-light);
    flex-shrink: 0;
}

.navbar-app .brand-title {
    font-size: 0.88rem;
    font-weight: 700;
    color: #0f172a;
    white-space: nowrap;
}

.navbar-app .brand-subtitle {
    font-size: 0.68rem;
    color: var(--text-muted);
    font-weight: 600;
    white-space: nowrap;
}

.navbar-app .brand-subtitle .bi {
    color: var(--accent-purple) !important;
}

.navbar-app .nav-link {
    color: #475569;
    font-weight: 600;
    font-size: 0.82rem;
    padding: 8px 14px !important;
    border-radius: 30px;
    white-space: nowrap;
    transition: all 0.2s ease;
}

.navbar-app .nav-link:hover {
    color: var(--primary-dark);
    background: rgba(255, 255, 255, 0.7);
}

.navbar-app .nav-link.active {
    background: var(--grad-hero);
    color: #ffffff !important;
    box-shadow: 0 4px 14px rgba(139, 92, 246, 0.4);
}

.neu-toggler {
    background: linear-gradient(135deg, #ffffff, #eef2ff);
    border: none;
    box-shadow: 4px 4px 8px var(--shadow-dark), -4px -4px 8px var(--shadow-light);
    border-radius: 10px;
    color: var(--primary-dark);
    font-size: 1.3rem;
    padding: 4px 10px;
}
.neu-toggler:focus { box-shadow: 4px 4px 8px var(--shadow-dark), -4px -4px 8px var(--shadow-light); outline: none; }

.neu-dropdown {
    background: linear-gradient(160deg, #ffffff 0%, #f3f6ff 100%);
    border: none;
    border-radius: var(--radius-md);
    box-shadow: 8px 8px 24px var(--shadow-dark), -8px -8px 20px var(--shadow-light);
    padding: 8px;
}
.neu-dropdown .dropdown-item {
    border-radius: 10px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #475569;
    padding: 8px 12px;
}
.neu-dropdown .dropdown-item:hover { background: rgba(37, 99, 235, 0.08); color: var(--primary-dark); }
.neu-dropdown .dropdown-item.active { background: var(--grad-hero); color: #fff; }

@media (max-width: 991.98px) {
    body { padding-top: 76px; }
    #mainNavbar {
        background: linear-gradient(160deg, #ffffff 0%, #f3f6ff 100%);
        margin-top: 12px;
        border-radius: var(--radius-md);
        box-shadow: 6px 6px 16px var(--shadow-dark), -6px -6px 16px var(--shadow-light);
        padding: 10px;
    }
    .navbar-app .nav-link { margin-bottom: 4px; }
}

/* ============ SURFACES: kartu, panel, tabel — tetap "timbul" tapi berwarna ============ */
.neu-panel, .neu-card, .neu-table-wrap, .neu-alert {
    background: linear-gradient(150deg, #ffffff 0%, var(--card-bg) 100%);
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: 10px 10px 24px var(--shadow-dark), -9px -9px 20px var(--shadow-light);
}

.neu-panel { padding: 28px; margin-bottom: 24px; position: relative; overflow: hidden; }
.neu-panel::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: var(--grad-hero);
}
.neu-table-wrap { padding: 4px; overflow: hidden; }

.neu-card {
    padding: 22px;
    height: 100%;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border-top: 3px solid transparent;
    border-image: var(--grad-hero) 1;
}
.neu-card:hover {
    transform: translateY(-4px);
    box-shadow: 14px 14px 30px var(--shadow-dark), -12px -12px 26px var(--shadow-light);
}

.neu-stat {
    background: linear-gradient(150deg, #ffffff 0%, var(--card-bg) 100%);
    border-radius: var(--radius-md);
    box-shadow: 7px 7px 18px var(--shadow-dark), -7px -7px 16px var(--shadow-light);
    padding: 20px;
    height: 100%;
}
.neu-stat .stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: #fff;
    box-shadow: 3px 3px 10px rgba(37, 60, 130, 0.25);
}
.neu-stat .stat-value {
    font-size: 1.7rem;
    font-weight: 800;
    background: var(--grad-hero);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.neu-stat .stat-label { font-size: 0.78rem; color: var(--text-muted); font-weight: 600; }

.neu-alert { padding: 14px 20px; }

/* Input "tertekan" (inset) dengan sentuhan warna biru lembut */
.neu-input, .form-control, .form-select {
    background: linear-gradient(145deg, #eef2fb, #ffffff) !important;
    border: none !important;
    border-radius: 12px !important;
    box-shadow: inset 4px 4px 8px var(--shadow-dark), inset -4px -4px 8px var(--shadow-light);
    color: var(--text-dark) !important;
    font-size: 0.88rem;
    padding: 10px 14px !important;
}
.form-control:focus, .form-select:focus {
    box-shadow: inset 4px 4px 8px var(--shadow-dark), inset -4px -4px 8px var(--shadow-light), 0 0 0 3px rgba(139, 92, 246, 0.25) !important;
}

/* ============ TOMBOL: gradasi biru → ungu → kuning ============ */
.btn-neu, .btn-neu-primary, .btn-neu-danger {
    border: none;
    border-radius: 12px;
    font-weight: 700;
    font-size: 0.85rem;
    padding: 9px 18px;
    box-shadow: 5px 5px 14px var(--shadow-dark), -5px -5px 12px var(--shadow-light);
    transition: all 0.15s ease;
}
.btn-neu { background: linear-gradient(145deg, #ffffff, #eef1f9); color: #334155; }
.btn-neu:hover { color: var(--primary-dark); }
.btn-neu-primary {
    background: linear-gradient(120deg, var(--primary) 0%, var(--accent-purple) 55%, var(--accent-yellow) 100%);
    color: #fff;
}
.btn-neu-primary:hover { color: #fff; filter: brightness(1.05); }
.btn-neu-danger { background: linear-gradient(135deg, #fb7185 0%, #f43f5e 55%, #f59e0b 100%); color: #fff; }
.btn-neu-danger:hover { color: #fff; }

.btn-neu:active, .btn-neu-primary:active, .btn-neu-danger:active {
    box-shadow: inset 3px 3px 6px rgba(0,0,0,0.2), inset -3px -3px 6px rgba(255,255,255,0.4);
    transform: translateY(1px);
}

.badge-neu {
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.72rem;
    padding: 5px 12px;
    box-shadow: 2px 2px 6px var(--shadow-dark), -2px -2px 6px var(--shadow-light);
}

.table-neu { margin-bottom: 0; }
.table-neu thead th {
    background: transparent;
    border: none;
    color: var(--primary-dark);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 16px 18px;
}
.table-neu tbody td {
    border: none;
    border-top: 1px solid rgba(99, 102, 241, 0.12);
    padding: 14px 18px;
    vertical-align: middle;
    font-size: 0.87rem;
}
.table-neu tbody tr:hover { background: linear-gradient(90deg, rgba(59,130,246,0.06), rgba(246,195,67,0.08)); }

.section-title {
    font-weight: 800;
    margin-bottom: 2px;
    background: var(--grad-hero);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}
.section-subtitle { color: var(--text-muted); font-size: 0.85rem; }

.app-footer { color: var(--text-muted); }

.modal-content.neu-modal {
    background: linear-gradient(160deg, #ffffff 0%, var(--card-bg) 100%);
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: 14px 14px 34px var(--shadow-dark), -12px -12px 28px var(--shadow-light);
}
.modal-content.neu-modal .modal-header {
    border-bottom: 3px solid transparent;
    border-image: var(--grad-hero) 1;
}

@media print {
    .navbar-app, .app-footer, .no-print { display: none !important; }
    body { background: #fff; padding-top: 0; }
    body::before { display: none; }
}