/* ============================================================
   E-PEMBAYARAN - Custom Stylesheet
   SMP Islamic School of Minhaj Al-Ilmi
   ============================================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ---------- CSS Variables ---------- */
:root {
    --primary: #0d6efd;
    --primary-dark: #0a58ca;
    --secondary: #6c757d;
    --accent: #198754;
    --accent-light: #d1e7dd;
    --danger: #dc3545;
    --warning: #ffc107;
    --info: #0dcaf0;
    --dark: #1a1d21;
    --light: #f8f9fa;
    --surface: #ffffff;
    --border: #e2e8f0;
    --text: #212529;
    --text-muted: #6c757d;
    --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
    --shadow: 0 4px 12px rgba(0,0,0,.1);
    --shadow-lg: 0 8px 30px rgba(0,0,0,.12);
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 16px;
    --transition: all .25s ease;
    --sidebar-width: 260px;
    --header-height: 64px;
    --gradient-primary: linear-gradient(135deg, #007bff 0%, #00c6ff 100%);
    --gradient-green: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    --gradient-blue: linear-gradient(135deg, #2193b0 0%, #6dd5ed 100%);
    --gradient-orange: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-dark: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: .9rem;
    color: var(--text);
    background: var(--light);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* ========== LOGIN PAGE ========== */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-dark);
    position: relative;
    overflow: hidden;
    padding: 1rem;
}

.login-wrapper::before {
    content: '';
    position: absolute;
    width: 600px; height: 600px;
    border-radius: 50%;
    background: rgba(0,123,255, .15);
    top: -200px; right: -200px;
    animation: float 8s ease-in-out infinite;
}

.login-wrapper::after {
    content: '';
    position: absolute;
    width: 400px; height: 400px;
    border-radius: 50%;
    background: rgba(0,198,255, .12);
    bottom: -150px; left: -100px;
    animation: float 6s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0); }
    50% { transform: translateY(-30px) rotate(5deg); }
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: rgba(255,255,255,.07);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,.12);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    position: relative;
    z-index: 2;
    animation: slideUp .6s ease-out;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.login-card .logo-section {
    text-align: center;
    margin-bottom: 2rem;
}

.login-card .logo-icon {
    width: 64px; height: 64px;
    background: var(--gradient-primary);
    border-radius: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: #fff;
    margin-bottom: .75rem;
    box-shadow: 0 8px 24px rgba(0,123,255,.4);
}

.login-card h1 {
    color: #fff;
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: .25rem;
}

.login-card .subtitle {
    color: rgba(255,255,255,.5);
    font-size: .8rem;
    font-weight: 400;
}

.login-card .form-group {
    margin-bottom: 1.25rem;
    position: relative;
}

.login-card label {
    color: rgba(255,255,255,.7);
    font-size: .8rem;
    font-weight: 500;
    margin-bottom: .4rem;
    display: block;
}

.login-card .form-control {
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.12);
    border-radius: var(--radius-sm);
    color: #fff;
    padding: .7rem 1rem .7rem 2.75rem;
    font-size: .875rem;
    transition: var(--transition);
    width: 100%;
}

.login-card .form-control::placeholder { color: rgba(255,255,255,.3); }
.login-card .form-control:focus {
    outline: none;
    border-color: rgba(0,123,255,.6);
    background: rgba(255,255,255,.12);
    box-shadow: 0 0 0 3px rgba(0,123,255,.15);
}

.login-card .input-icon {
    position: absolute;
    left: 1rem;
    top: 2.35rem;
    color: rgba(255,255,255,.35);
    font-size: .95rem;
    pointer-events: none;
}

.login-card .btn-login {
    width: 100%;
    padding: .75rem;
    border: none;
    border-radius: var(--radius-sm);
    background: var(--gradient-primary);
    color: #fff;
    font-size: .9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    margin-top: .5rem;
}

.login-card .btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,123,255,.45);
}

.login-card .btn-login:active { transform: translateY(0); }

.login-card .alert {
    font-size: .8rem;
    padding: .65rem 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    border: none;
}

.login-card .alert-danger {
    background: rgba(220,53,69,.15);
    color: #f8a4ad;
}

.login-footer {
    text-align: center;
    margin-top: 1.5rem;
    color: rgba(255,255,255,.3);
    font-size: .75rem;
}

/* ========== SIDEBAR ========== */
.sidebar {
    position: fixed;
    left: 0; top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--dark);
    color: #fff;
    z-index: 1000;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.sidebar-brand {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid rgba(255,255,255,.08);
    display: flex;
    align-items: center;
    gap: .75rem;
}

.sidebar-brand .brand-icon {
    width: 40px; height: 40px;
    background: var(--gradient-primary);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.sidebar-brand h2 {
    font-size: .9rem;
    font-weight: 700;
    line-height: 1.3;
}

.sidebar-brand small {
    font-size: .65rem;
    color: rgba(255,255,255,.45);
    font-weight: 400;
}

.sidebar-nav {
    flex: 1;
    padding: 1rem 0;
}

.nav-section {
    padding: 0 1.5rem;
    margin-bottom: .25rem;
    font-size: .65rem;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: rgba(255,255,255,.3);
    font-weight: 600;
    margin-top: 1rem;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: .75rem;
    padding: .65rem 1.5rem;
    color: rgba(255,255,255,.6);
    text-decoration: none;
    font-size: .85rem;
    font-weight: 500;
    transition: var(--transition);
    border-left: 3px solid transparent;
}

.sidebar-nav a:hover {
    color: #fff;
    background: rgba(255,255,255,.06);
}

.sidebar-nav a.active {
    color: #fff;
    background: rgba(0,123,255,.15);
    border-left-color: #007bff;
}

.sidebar-nav a i { font-size: 1rem; width: 20px; text-align: center; }

/* ========== MAIN CONTENT ========== */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    transition: var(--transition);
}

.top-header {
    height: var(--header-height);
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.top-header .page-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--dark);
}

.top-header .user-info {
    display: flex;
    align-items: center;
    gap: .75rem;
}

.top-header .user-avatar {
    width: 36px; height: 36px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: .8rem;
    font-weight: 600;
}

.top-header .user-name {
    font-size: .85rem;
    font-weight: 600;
    color: var(--dark);
}

.top-header .user-role {
    font-size: .7rem;
    color: var(--text-muted);
}

.content-wrapper {
    padding: 1.5rem;
}

/* ========== DASHBOARD CARDS ========== */
.stat-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 1.25rem;
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.stat-card .stat-icon {
    width: 48px; height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: #fff;
    margin-bottom: .75rem;
}

.stat-card .stat-label {
    font-size: .75rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: .25rem;
}

.stat-card .stat-value {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--dark);
}

/* ========== TABLES ========== */
.table-card {
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
}

.table-card .card-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: transparent;
}

.table-card .card-header h5 {
    font-size: .95rem;
    font-weight: 700;
    margin: 0;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table thead th {
    background: var(--light);
    padding: .75rem 1rem;
    font-size: .75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.data-table tbody td {
    padding: .75rem 1rem;
    font-size: .85rem;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

.data-table tbody tr:hover { background: rgba(0,123,255,.03); }
.data-table tbody tr:last-child td { border-bottom: none; }

/* ========== BUTTONS ========== */
.btn-primary-custom {
    background: var(--gradient-primary);
    color: #fff;
    border: none;
    padding: .5rem 1.25rem;
    border-radius: var(--radius-sm);
    font-size: .8rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: .4rem;
}

.btn-primary-custom:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(0,123,255,.35);
    color: #fff;
}

.btn-sm-action {
    padding: .35rem .65rem;
    font-size: .75rem;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: .3rem;
}

.btn-edit { background: #e8f4fd; color: #0d6efd; }
.btn-edit:hover { background: #0d6efd; color: #fff; }
.btn-delete { background: #fde8ea; color: #dc3545; }
.btn-delete:hover { background: #dc3545; color: #fff; }
.btn-print { background: #d1e7dd; color: #198754; }
.btn-print:hover { background: #198754; color: #fff; }

/* ========== BADGE ========== */
.badge-status {
    padding: .3rem .65rem;
    border-radius: 20px;
    font-size: .7rem;
    font-weight: 600;
}

.badge-lunas { background: #d1e7dd; color: #0f5132; }
.badge-belum { background: #f8d7da; color: #842029; }
.badge-aktif { background: #cff4fc; color: #055160; }

/* ========== FORM STYLES ========== */
.form-card {
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    padding: 1.5rem;
}

.form-card label {
    font-size: .8rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: .35rem;
}

.form-card .form-control,
.form-card .form-select {
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    padding: .6rem .85rem;
    font-size: .85rem;
    transition: var(--transition);
}

.form-card .form-control:focus,
.form-card .form-select:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 3px rgba(0,123,255,.12);
}

/* ========== KWITANSI / RECEIPT ========== */
.receipt {
    max-width: 400px;
    margin: 0 auto;
    background: #fff;
    padding: 2rem;
    font-size: .85rem;
}

.receipt-header {
    text-align: center;
    border-bottom: 2px dashed #ccc;
    padding-bottom: 1rem;
    margin-bottom: 1rem;
}

.receipt-row {
    display: flex;
    justify-content: space-between;
    padding: .3rem 0;
}

.receipt-total {
    border-top: 2px dashed #ccc;
    margin-top: .75rem;
    padding-top: .75rem;
    font-weight: 700;
    font-size: 1rem;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.show { transform: translateX(0); }
    .main-content { margin-left: 0; }
}

@media print {
    .sidebar, .top-header, .no-print { display: none !important; }
    .main-content { margin-left: 0 !important; }
    .content-wrapper { padding: 0 !important; }
}