:root {
    --primary: #0d5c46;
    --primary-dark: #073d2f;
    --accent: #d4af37;
    --bg: #f4f6f5;
    --card-bg: #ffffff;
    --text: #1a1a1a;
    --muted: #6b7280;
    --success: #16a34a;
    --failed: #dc2626;
    --pending: #d97706;
    --border: #e5e7eb;
}

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

body {
    font-family: 'Segoe UI', Roboto, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
}

.topbar {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    color: #fff;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.topbar .brand {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.topbar .brand span { color: var(--accent); }

.topbar nav a {
    color: #fff;
    text-decoration: none;
    margin-left: 18px;
    font-size: 14px;
    opacity: 0.9;
}

.topbar nav a:hover { opacity: 1; text-decoration: underline; }

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 32px 20px;
}

.card {
    background: var(--card-bg);
    border-radius: 10px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.08);
    padding: 28px;
    margin-bottom: 20px;
}

.card h2 {
    margin-bottom: 18px;
    font-size: 18px;
    color: var(--primary-dark);
}

.form-group { margin-bottom: 16px; }

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--muted);
    margin-bottom: 6px;
}

input[type="text"],
input[type="number"],
input[type="password"],
input[type="datetime-local"],
select,
textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 14px;
    background: #fff;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.btn {
    display: inline-block;
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 11px 22px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
}

.btn:hover { background: var(--primary-dark); }

.btn-outline {
    background: transparent;
    border: 1px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover { background: var(--primary); color: #fff; }

.btn-sm { padding: 6px 14px; font-size: 13px; }

.alert {
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 16px;
    font-size: 14px;
}

.alert-error { background: #fef2f2; color: var(--failed); border: 1px solid #fecaca; }
.alert-success { background: #f0fdf4; color: var(--success); border: 1px solid #bbf7d0; }

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

th, td {
    text-align: left;
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
}

th { color: var(--muted); font-weight: 600; background: #fafafa; }

.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
}

.badge-success { background: #dcfce7; color: var(--success); }
.badge-failed { background: #fee2e2; color: var(--failed); }
.badge-pending { background: #fef3c7; color: var(--pending); }

/* --- Slip / Receipt --- */
.slip-wrapper {
    max-width: 480px;
    margin: 40px auto;
}

.slip {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    border: 1px solid var(--border);
}

.slip-header {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    color: #fff;
    padding: 22px 24px;
    text-align: center;
}

.slip-header .brand {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 4px;
}

.slip-header .brand span { color: var(--accent); }

.slip-status-icon {
    width: 56px; height: 56px;
    border-radius: 50%;
    background: rgba(255,255,255,0.15);
    display: flex; align-items: center; justify-content: center;
    margin: 12px auto 8px;
    font-size: 28px;
}

.slip-amount {
    text-align: center;
    padding: 20px 24px 8px;
    font-size: 30px;
    font-weight: 700;
    color: var(--primary-dark);
}

.slip-status-text {
    text-align: center;
    padding-bottom: 16px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.status-success-text { color: var(--success); }
.status-failed-text { color: var(--failed); }
.status-pending-text { color: var(--pending); }

.slip-divider {
    border-top: 1px dashed var(--border);
    margin: 0 24px;
}

.slip-details {
    padding: 20px 24px;
}

.slip-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    font-size: 13px;
}

.slip-row .label { color: var(--muted); }
.slip-row .value { font-weight: 600; text-align: right; }

.slip-footer {
    padding: 16px 24px 24px;
    text-align: center;
}

.slip-footer .actions { display: flex; gap: 10px; justify-content: center; margin-top: 6px; }

.slip-footer .disclaimer {
    font-size: 11px;
    color: var(--muted);
    margin-top: 14px;
    line-height: 1.5;
}

.lookup-box {
    max-width: 420px;
    margin: 60px auto;
    text-align: center;
}

.lookup-box h1 {
    font-size: 22px;
    color: var(--primary-dark);
    margin-bottom: 6px;
}

.lookup-box p.sub {
    color: var(--muted);
    font-size: 13px;
    margin-bottom: 24px;
}

@media print {
    .topbar, .no-print { display: none !important; }
    body { background: #fff; }
    .slip-wrapper { margin: 0; max-width: 100%; }
}

@media (max-width: 600px) {
    .form-row { grid-template-columns: 1fr; }
    .topbar { flex-direction: column; align-items: flex-start; gap: 8px; }
}