:root {
    --primary: #1e5fbf;
    --primary-dark: #14428a;
    --primary-light: #eaf2ff;
    --accent: #4d8dff;
    --white: #ffffff;
    --gray-text: #4a5568;
    --border: #cfe0ff;
    --success: #1e9e5e;
    --radius: 12px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Arial, sans-serif;
    background: linear-gradient(180deg, var(--primary-light) 0%, var(--white) 300px);
    color: #14274e;
    min-height: 100vh;
}

.container {
    max-width: 640px;
    margin: 0 auto;
    padding: 16px;
}

.card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: 0 4px 18px rgba(30, 95, 191, 0.08);
    padding: 20px;
    margin-bottom: 16px;
}

.topbar {
    background: var(--primary);
    color: var(--white);
    padding: 14px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.topbar img.logo { max-height: 42px; }
.topbar .title { font-size: 17px; font-weight: 600; }

.lang-toggle {
    display: flex;
    background: rgba(255,255,255,0.15);
    border-radius: 20px;
    overflow: hidden;
}
.lang-toggle a {
    color: var(--white);
    padding: 6px 12px;
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
}
.lang-toggle a.active { background: var(--white); color: var(--primary); border-radius: 20px; }

h1, h2, h3 { color: var(--primary-dark); }

.mandal-header { text-align: center; margin-bottom: 10px; }
.mandal-header img { max-height: 90px; margin-bottom: 6px; }
.mandal-header .name { font-size: 20px; font-weight: 700; color: var(--primary); }
.mandal-header .addr { font-size: 13px; color: var(--gray-text); }
.mandal-header .meta { font-size: 11px; color: #7a8aa8; margin-top: 4px; }

label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary-dark);
    margin: 14px 0 6px;
}

input[type=text], input[type=tel], input[type=number], input[type=date], textarea, select {
    width: 100%;
    padding: 11px 12px;
    border: 1.5px solid var(--border);
    border-radius: 8px;
    font-size: 15px;
    background: var(--white);
    color: #14274e;
}
input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(30,95,191,0.12);
}
textarea { resize: vertical; min-height: 70px; }

.mode-toggle { display: flex; gap: 10px; margin-top: 4px; }
.mode-toggle label.mode-option {
    flex: 1;
    text-align: center;
    border: 1.5px solid var(--border);
    border-radius: 8px;
    padding: 10px;
    cursor: pointer;
    font-weight: 600;
    color: var(--gray-text);
    margin: 0;
}
.mode-toggle input { display: none; }
.mode-toggle input:checked + label,
.mode-toggle label.selected {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.qr-box { text-align: center; margin-top: 14px; display: none; }
.qr-box img { max-width: 220px; border: 2px solid var(--border); border-radius: 10px; padding: 6px; background:#fff; }

button, .btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    background: var(--primary);
    color: var(--white);
    border: none;
    border-radius: 8px;
    padding: 13px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    margin-top: 8px;
    transition: background 0.15s;
}
button:hover, .btn:hover { background: var(--primary-dark); }

.btn-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-outline {
    background: var(--white);
    color: var(--primary);
    border: 1.5px solid var(--primary);
}
.btn-outline:hover { background: var(--primary-light); }

.btn-whatsapp { background: #25D366; }
.btn-whatsapp:hover { background: #1ea952; }
.btn-sms { background: #4d8dff; }
.btn-sms:hover { background: #2e6fe0; }
.btn-email { background: #ff9800; }
.btn-email:hover { background: #e08600; }

.success-badge {
    background: var(--primary-light);
    color: var(--success);
    text-align: center;
    padding: 14px;
    border-radius: 10px;
    font-weight: 600;
    margin-bottom: 16px;
}

.error-text { color: #d33; font-size: 12px; margin-top: 4px; }

table.report {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    background: var(--white);
}
table.report th {
    background: var(--primary);
    color: var(--white);
    padding: 10px 8px;
    text-align: left;
    position: sticky;
    top: 0;
}
table.report td {
    padding: 9px 8px;
    border-bottom: 1px solid var(--border);
}
table.report tr:nth-child(even) { background: var(--primary-light); }
table.report tfoot td { font-weight: 700; background: var(--primary-light); }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px,1fr)); gap: 12px; margin-bottom: 18px; }
.stat-card { background: var(--white); border: 1px solid var(--border); border-radius: 10px; padding: 14px; text-align: center; }
.stat-card .value { font-size: 22px; font-weight: 700; color: var(--primary); }
.stat-card .label { font-size: 12px; color: var(--gray-text); margin-top: 2px; }

nav.admin-nav { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 18px; }
nav.admin-nav a {
    padding: 8px 14px;
    border-radius: 8px;
    text-decoration: none;
    color: var(--primary);
    background: var(--primary-light);
    font-size: 13px;
    font-weight: 600;
}
nav.admin-nav a.active, nav.admin-nav a:hover { background: var(--primary); color: var(--white); }

.karykarta-link-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-bottom: 8px;
    font-size: 13px;
}
.karykarta-link-row input[type=text] { flex: 1; font-size: 12px; padding: 6px 8px; }
.copy-btn { width: auto; padding: 8px 12px; font-size: 12px; margin: 0; }

.filter-bar { display: flex; gap: 10px; flex-wrap: wrap; align-items: end; margin-bottom: 16px; }
.filter-bar > div { flex: 1; min-width: 140px; }
.filter-bar label { margin-top: 0; }
.filter-bar button { width: auto; padding: 11px 20px; }

@media (max-width: 480px) {
    .container { padding: 10px; }
    .card { padding: 14px; }
}

.chart-grid-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
@media (max-width: 700px) {
    .chart-grid-2col { grid-template-columns: 1fr; }
}