:root {
  --bg: #f5f4f0; --card: #fff; --text: #22262a; --muted: #62686e; --line: #dcd9d1;
  --accent: #1d5c63; --accent-text: #fff; --warn-bg: #fdf3dc; --warn: #7a5600;
  --ok-bg: #e4f2e7; --danger: #a4322a;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; }
header.top { background: var(--card); border-bottom: 1px solid var(--line); padding: 10px 16px; display: flex; flex-wrap: wrap; gap: 6px 18px; align-items: center; }
header.top strong { margin-right: auto; }
header.top a { color: var(--text); }
header.top form { margin: 0; }
main { max-width: 1040px; margin: 0 auto; padding: 20px 16px 60px; }
h1 { font-size: 1.45rem; margin: 0 0 16px; line-height: 1.25; }
h2 { font-size: 1.1rem; margin: 0 0 10px; }
a { color: var(--accent); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 16px; margin-bottom: 16px; }
.narrow { max-width: 440px; margin: 40px auto; }
.muted { color: var(--muted); font-size: .92rem; }
.flash, .warning, .error { border-radius: 6px; padding: 10px 12px; margin-bottom: 14px; overflow-wrap: anywhere; }
.flash { background: var(--ok-bg); }
.warning { background: var(--warn-bg); color: var(--warn); }
.error { background: #f9e4e2; color: var(--danger); }
label { display: block; font-weight: 600; margin: 12px 0 4px; }
label.check { font-weight: 400; display: flex; gap: 8px; align-items: flex-start; }
label.check input { width: auto; margin-top: 5px; }
input, select, textarea { width: 100%; padding: 10px; font: inherit; border: 1px solid #aaa79f; border-radius: 6px; background: #fff; color: var(--text); }
input[type=checkbox] { width: 20px; height: 20px; padding: 0; }
button, .button { display: inline-block; min-height: 44px; padding: 10px 16px; font: inherit; font-weight: 600; border-radius: 6px; border: 1px solid var(--accent); background: var(--accent); color: var(--accent-text); cursor: pointer; text-decoration: none; }
button.secondary, .button.secondary { background: transparent; color: var(--accent); }
button.danger { background: transparent; border-color: var(--danger); color: var(--danger); }
button.link { background: none; border: 0; color: var(--text); text-decoration: underline; padding: 0; min-height: 0; font-weight: 400; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 14px; }
.actions form { margin: 0; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px; border-bottom: 1px solid var(--line); }
td.center, th.center { text-align: center; }
.scroll { overflow-x: auto; }
.badge { display: inline-block; padding: 1px 8px; border-radius: 10px; background: var(--warn-bg); color: var(--warn); font-size: .85rem; }
.badge.terminee { background: var(--ok-bg); color: #24602f; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }
.planning-frame { width: 100%; height: 480px; border: 1px solid var(--line); border-radius: 6px; background: #fff; }
.worked { background: var(--ok-bg); }
.pad { display: block; width: 100%; height: 190px; border: 2px dashed #8d8a82; border-radius: 6px; background: #fff; touch-action: none; }
.signature-preview { max-width: 240px; border: 1px solid var(--line); border-radius: 6px; display: block; }
details { margin-top: 12px; }
summary { cursor: pointer; font-weight: 600; }
.qr { display: block; margin: 10px 0; max-width: 220px; }
code { overflow-wrap: anywhere; }
.test-banner { background: #7a5600; color: #fff; padding: 10px 16px; font-weight: 600; text-align: center; }
.alert-card { border-color: var(--danger); border-width: 2px; }
.error-text { color: var(--danger); font-size: .92rem; }
.badge.mail-sent { background: var(--ok-bg); color: #24602f; }
.badge.mail-failed { background: #f9e4e2; color: var(--danger); }
.badge.mail-test { background: #ecebe6; color: var(--muted); }
@media (max-width: 760px) {
  .split { grid-template-columns: 1fr; }
  .planning-frame { display: none; }
}