:root {
    --bg: #f5f6fa;
    --card: #ffffff;
    --primary: #3a5ccc;
    --primary-dark: #2a44a0;
    --text: #202433;
    --muted: #6b7080;
    --border: #e2e4ec;
    --success: #2e9e5b;
    --danger: #c0392b;
    --locked-bg: #f0f1f5;
    --radius: 12px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}

.topbar {
    background: var(--primary);
    color: #fff;
    padding: 14px 20px;
}
.topbar .brand {
    color: #fff;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.2rem;
}

.container {
    max-width: 720px;
    margin: 0 auto;
    padding: 20px 16px 60px;
}

h1 { font-size: 1.6rem; margin-bottom: 4px; }
h2 { font-size: 1.25rem; margin: 0 0 10px; }
h3 { font-size: 1.05rem; margin: 0 0 8px; }
p.muted, .muted { color: var(--muted); font-size: 0.92rem; }

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px;
    margin-bottom: 18px;
}

.card.locked {
    background: var(--locked-bg);
}

input[type=text], input[type=email], input[type=password], input[type=number],
input[type=datetime-local], textarea, select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 1rem;
    background: #fff;
    color: var(--text);
    margin-top: 4px;
}
textarea { min-height: 80px; resize: vertical; }

label { font-weight: 600; font-size: 0.92rem; display: block; margin-top: 12px; }
label.inline { display: inline-flex; align-items: center; gap: 6px; font-weight: 500; margin-top: 8px; margin-right: 14px; }
label.inline input { width: auto; margin-top: 0; }

.field-hint { color: var(--muted); font-size: 0.82rem; margin-top: 2px; }

.btn {
    display: inline-block;
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 10px 18px;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    text-decoration: none;
    margin-top: 14px;
}
.btn:hover { background: var(--primary-dark); }
.btn.secondary { background: #fff; color: var(--primary); border: 1px solid var(--primary); }
.btn.small { padding: 6px 12px; font-size: 0.85rem; margin-top: 8px; }
.btn.danger { background: var(--danger); }
.btn.success { background: var(--success); }

.flash-stack { margin-bottom: 16px; }
.flash {
    background: #fff3cd;
    border: 1px solid #ffe08a;
    padding: 10px 14px;
    border-radius: 8px;
    margin-bottom: 8px;
    font-size: 0.92rem;
}

.badge {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    padding: 3px 9px;
    border-radius: 999px;
    background: #e7ebff;
    color: var(--primary-dark);
}
.badge.done { background: #e3f6ea; color: var(--success); }
.badge.locked { background: #eceef3; color: var(--muted); }

.action-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }

.calendar-grid { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.day-cell {
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 10px 6px;
    text-align: center;
    min-width: 84px;
    cursor: pointer;
    user-select: none;
    background: #fff;
    transition: background 0.1s, border-color 0.1s;
}
.day-cell .dow { font-size: 0.72rem; color: var(--muted); display: block; }
.day-cell .num { font-weight: 700; font-size: 1.05rem; }
.day-cell.selected { background: var(--primary); border-color: var(--primary); color: #fff; }
.day-cell.selected .dow { color: #dfe6ff; }

.hour-row { display: none; flex-wrap: wrap; gap: 6px; margin-top: 8px; padding: 8px; background: #fafbff; border-radius: 8px; }
.hour-row.open { display: flex; }
.hour-chip {
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 6px 10px;
    font-size: 0.85rem;
    cursor: pointer;
    background: #fff;
}
.hour-chip.selected { background: var(--primary); color: #fff; border-color: var(--primary); }

.choice-list { display: flex; flex-direction: column; gap: 8px; margin-top: 10px; }
.choice-item { display: flex; align-items: center; gap: 10px; border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; }
.choice-item input { width: auto; margin: 0; }

.yn-row { display: flex; gap: 10px; margin-top: 10px; }
.yn-btn {
    flex: 1;
    text-align: center;
    padding: 12px;
    border-radius: 10px;
    border: 1px solid var(--border);
    cursor: pointer;
    font-weight: 700;
    background: #fff;
}
.yn-btn.selected.ja { background: var(--success); color: #fff; border-color: var(--success); }
.yn-btn.selected.nein { background: var(--danger); color: #fff; border-color: var(--danger); }

.answer-summary {
    background: #fafbff;
    border: 1px dashed var(--border);
    border-radius: 8px;
    padding: 10px 12px;
    margin-top: 10px;
    font-size: 0.92rem;
}

.others-list { margin-top: 12px; font-size: 0.88rem; color: var(--muted); }
.others-list ul { margin: 4px 0 0 0; padding-left: 18px; }

table.responses { width: 100%; border-collapse: collapse; margin-top: 10px; font-size: 0.9rem; }
table.responses th, table.responses td { border-bottom: 1px solid var(--border); padding: 8px 6px; text-align: left; }

.code-display {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: 0.15em;
    color: var(--primary);
    background: #eef1ff;
    display: inline-block;
    padding: 10px 20px;
    border-radius: 10px;
    margin: 10px 0;
}

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
@media (max-width: 560px) { .form-grid { grid-template-columns: 1fr; } }

hr.sep { border: none; border-top: 1px solid var(--border); margin: 22px 0; }

.type-config { display: none; }
.type-config.active { display: block; }