:root {
  --bg: #f3f4f6; --card: #fff; --ink: #1b2230; --muted: #5b6676; --line: #dfe3e9; --soft: #f7f8fa;
  --accent: #1f5fbf; --accent-soft: #e8effb; --accent-ink: #fff;
  --ok: #1a8752; --ok-soft: #e6f5ec; --err: #c62f26; --err-soft: #fdecea; --unklar: #b26d0f; --unklar-soft: #fff4e0; --skip: #6b7280; --skip-soft: #eef0f3;
  --radius: 12px; --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: var(--font); background: var(--bg); color: var(--ink); line-height: 1.5; font-size: 16px; }
a { color: var(--accent); }
main { max-width: 820px; margin: 0 auto; padding: 16px 16px 80px; }
main.narrow { max-width: 560px; padding-top: 60px; }
h1 { font-size: 1.7rem; margin: 0 0 8px; line-height: 1.2; }
h2 { font-size: 1.2rem; margin: 0 0 10px; }
h3 { font-size: 1.05rem; margin: 0; line-height: 1.3; }
small { color: var(--muted); font-weight: normal; }
.muted { color: var(--muted); }
footer { text-align: center; color: var(--muted); font-size: .85rem; padding: 20px; }
[hidden] { display: none !important; }

header.top { display: flex; justify-content: space-between; align-items: center; padding: 10px 16px; background: var(--card); border-bottom: 1px solid var(--line); }
.brand { font-weight: 700; }
.who { color: var(--muted); font-size: .9rem; }
.pill { display: inline-block; background: var(--accent-soft); color: var(--accent); padding: 2px 10px; border-radius: 999px; font-size: .85rem; font-weight: 600; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 22px; margin: 14px 0; }
.eyebrow { margin: 0; font-size: .8rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--accent); }
.lead { margin: 4px 0 16px; font-size: 1.05rem; }
.howto { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.howto li { display: flex; gap: 12px; align-items: flex-start; }
.hn { flex: 0 0 30px; height: 30px; border-radius: 50%; background: var(--accent); color: #fff; display: grid; place-items: center; font-weight: 700; font-size: .95rem; }
.howto .btn { margin-top: 6px; }
details { margin-top: 16px; border-top: 1px solid var(--line); padding-top: 12px; } summary { cursor: pointer; color: var(--accent); font-weight: 600; }
details ul { margin: 8px 0 0; padding-left: 20px; }
details li { margin: 4px 0; }

.btn { display: inline-block; border: 1px solid var(--line); background: #fff; color: var(--ink); padding: 9px 16px; border-radius: 9px; text-decoration: none; cursor: pointer; font: inherit; font-size: .95rem; font-weight: 500; }
.btn:hover { border-color: #c5ccd6; background: var(--soft); }
.btn.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn.primary:hover { background: #184c9a; }
.btn.large { padding: 12px 22px; font-size: 1.05rem; }
.btn.small { padding: 5px 10px; font-size: .85rem; }
.btn.danger { color: var(--err); }

/* Felder */
.field { margin-top: 14px; }
.fl { display: block; font-size: .95rem; font-weight: 700; color: var(--ink); margin-bottom: 8px; }
.fl small { font-weight: normal; }
.fn { display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: var(--ink); color: #fff; font-size: .75rem; font-weight: 700; margin-right: 4px; vertical-align: -3px; }
label { display: block; font-size: .9rem; color: var(--muted); }
input[type=text], input[type=email], input[type=password], input[type=number], textarea, select { width: 100%; font: inherit; padding: 10px 12px; border: 1.5px solid #c9d0da; border-radius: 9px; color: var(--ink); background: #fff; }
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
input[readonly] { background: var(--soft); color: var(--muted); border-style: dashed; }
textarea { resize: vertical; min-height: 84px; }
textarea::placeholder, input::placeholder { color: #9aa4b1; }

.device .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.device .field { margin-top: 0; }

/* Chips (entweder/oder) */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.opt { display: inline-flex; align-items: center; cursor: pointer; }
.opt input { position: absolute; opacity: 0; width: 0; height: 0; }
.opt span { display: inline-flex; align-items: center; gap: 6px; border: 1.5px solid #c9d0da; border-radius: 999px; padding: 8px 14px; font-size: .95rem; color: var(--ink); background: #fff; line-height: 1.2; transition: all .12s; }
.opt span small { display: block; font-size: .78rem; color: var(--muted); }
.opt span:hover { border-color: var(--ink); }
.opt input:checked + span { background: var(--ink); color: #fff; border-color: var(--ink); }
.opt input:checked + span small { color: rgba(255,255,255,.8); }
.opt input:focus-visible + span { outline: 3px solid var(--accent-soft); outline-offset: 1px; border-color: var(--accent); }
.chips.big .opt span { padding: 10px 16px; font-size: 1rem; font-weight: 600; }
.chips.big .opt span i { font-style: normal; display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: var(--soft); font-size: .8rem; }
.opt-ok input:checked + span { background: var(--ok); border-color: var(--ok); }
.opt-fehler input:checked + span { background: var(--err); border-color: var(--err); }
.opt-unklar input:checked + span { background: var(--unklar); border-color: var(--unklar); }
.opt-skip input:checked + span { background: var(--skip); border-color: var(--skip); }
.opt-ok input:checked + span i { background: rgba(255,255,255,.25); } .opt-fehler input:checked + span i, .opt-unklar input:checked + span i, .opt-skip input:checked + span i { background: rgba(255,255,255,.25); }
.opt-blockiert input:checked + span { background: var(--err); border-color: var(--err); }
.opt-stoert input:checked + span { background: var(--unklar); border-color: var(--unklar); }
.opt-kosmetisch input:checked + span { background: var(--skip); border-color: var(--skip); }
.opt span small, .chips .opt span { flex-direction: column; align-items: flex-start; gap: 0; }
.chips.big .opt span { flex-direction: row; align-items: center; gap: 6px; }

/* Fortschritt */
.progress { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 16px; margin: 14px 0; }
.progress.sticky { position: sticky; top: 8px; z-index: 5; box-shadow: 0 4px 14px rgba(0,0,0,.08); }
.bar { height: 10px; background: var(--line); border-radius: 5px; overflow: hidden; }
.fill { height: 100%; background: var(--ok); transition: width .3s; }
.progress .label { margin-top: 8px; font-size: .9rem; color: var(--muted); display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.progress .label strong { color: var(--ink); }
.saved { color: var(--ok); } .saved.bad { color: var(--err); }
#nextopen { margin-left: auto; }

/* Phasen */
.phase { margin: 28px 0 10px; }
.phasehead { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.phasehead h2 { margin: 0; }
.ph { display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 10px; background: var(--ink); color: #fff; font-size: 1rem; font-weight: 700; }

/* Schritte */
.step { background: var(--card); border: 1px solid var(--line); border-left: 5px solid var(--line); border-radius: var(--radius); padding: 16px 18px 18px; margin: 10px 0; transition: box-shadow .2s; }
.step.open { border-left-color: var(--accent); }
.step.s-ok { border-left-color: var(--ok); } .step.s-fehler { border-left-color: var(--err); }
.step.s-unklar { border-left-color: var(--unklar); } .step.s-skip { border-left-color: var(--skip); opacity: .85; }
.step.pulse { box-shadow: 0 0 0 4px var(--accent-soft); }
.step .head { display: flex; gap: 12px; align-items: flex-start; }
.headtext { flex: 1; }
.num { flex: 0 0 30px; height: 30px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; font-size: .9rem; font-weight: 700; position: relative; }
.num .check { display: none; }
.step.s-ok .num { background: var(--ok); color: #fff; } .step.s-ok .num .n { display: none; } .step.s-ok .num .check { display: block; }
.step.s-fehler .num { background: var(--err); color: #fff; } .step.s-unklar .num { background: var(--unklar); color: #fff; } .step.s-skip .num { background: var(--skip); color: #fff; }
.hint { margin: 6px 0 0; color: var(--muted); font-size: .95rem; }
.hintlabel { font-weight: 600; color: var(--ink); }
.stepsaved { font-size: .8rem; color: var(--muted); white-space: nowrap; }
.stepsaved.ok { color: var(--ok); } .stepsaved.bad { color: var(--err); }
.step .field.q { margin: 16px 0 0 42px; }
.step .field.q .fl { font-size: 1rem; }

/* Detailkasten bei Fehler / Unklar */
.detail { margin: 14px 0 0 42px; display: grid; gap: 16px; padding: 16px 18px 18px; border-radius: 10px; border: 1.5px solid var(--unklar); background: var(--unklar-soft); }
.detail.d-fehler { border-color: var(--err); background: var(--err-soft); }
.detail .field { margin: 0; }
.detailtitle { margin: 0; font-weight: 700; }
.dt-fehler, .dt-unklar, .fl-fehler, .fl-unklar, .fn-fehler, .fn-unklar { display: none; }
.d-fehler .dt-fehler, .d-fehler .fl-fehler, .d-unklar .dt-unklar, .d-unklar .fl-unklar { display: inline; }
.d-fehler .fn-fehler, .d-unklar .fn-unklar { display: inline-grid; }
.detail .opt span { background: #fff; }
.detail textarea { background: #fff; }
.needcomment { display: block; margin-top: 6px; font-size: .85rem; color: var(--err); font-weight: 600; }
.dropzone { display: block; border: 2px dashed #c9d0da; border-radius: 10px; padding: 14px 16px; text-align: center; background: #fff; cursor: pointer; color: var(--muted); font-size: .95rem; transition: all .12s; }
.dropzone:hover, .dropzone.over { border-color: var(--accent); background: var(--accent-soft); color: var(--ink); }
.dropzone.busy { opacity: .6; }
.dropzone small { display: block; margin-top: 4px; }
.dropzone .dz-has { display: none; color: var(--ok); font-weight: 600; }
.dropzone.has { border-style: solid; border-color: var(--ok); background: var(--ok-soft); }
.dropzone.has .dz-empty { display: none; } .dropzone.has .dz-has { display: block; }
.dropzone.has u { color: var(--muted); font-weight: normal; }

/* Eindruck */
.subjective .likert { margin: 18px 0; }
.subjective .likert p { margin: 0 0 8px; font-weight: 600; }
.scale { display: flex; align-items: stretch; gap: 6px; flex-wrap: wrap; }
.scale label { cursor: pointer; } .scale input { position: absolute; opacity: 0; width: 0; height: 0; }
.scale label > span { display: inline-flex; align-items: center; gap: 6px; min-width: 42px; height: 42px; padding: 0 12px; border: 1.5px solid #c9d0da; border-radius: 9px; color: var(--muted); white-space: nowrap; }
.scale label > span b { color: var(--ink); font-weight: 700; }
.scale label > span:hover { border-color: var(--accent); }
.scale input:checked + span { background: var(--accent); color: #fff; border-color: var(--accent); }
.scale input:checked + span b { color: #fff; }
.scale input:focus-visible + span { outline: 3px solid var(--accent-soft); }
.finish { margin-top: 22px; display: flex; gap: 14px; align-items: center; color: var(--muted); font-size: .9rem; flex-wrap: wrap; }
.ok { color: var(--ok); font-weight: 600; }
.contact { text-align: center; color: var(--muted); font-size: .9rem; }

/* ---------- Admin ---------- */
body.admin main { max-width: 1180px; }
nav.adminnav { display: flex; gap: 4px; padding: 10px 16px; background: var(--card); border-bottom: 1px solid var(--line); align-items: center; flex-wrap: wrap; }
nav.adminnav a { padding: 6px 12px; border-radius: 8px; text-decoration: none; color: var(--ink); }
nav.adminnav a.active { background: var(--bg); font-weight: 600; }
nav.adminnav .spacer { flex: 1; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin: 14px 0; }
.kpi { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.kpi b { display: block; font-size: 1.6rem; } .kpi span { color: var(--muted); font-size: .85rem; }
table { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); font-size: .9rem; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: var(--bg); font-weight: 600; font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); }
tr:last-child td { border-bottom: 0; }
.tag { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: .8rem; color: #fff; }
.tag.ok { background: var(--ok); } .tag.fehler { background: var(--err); } .tag.unklar { background: var(--unklar); } .tag.skip { background: var(--skip); }
.tag.blockiert { background: var(--err); } .tag.stoert { background: var(--unklar); } .tag.kosmetisch { background: var(--skip); }
.minibar { height: 6px; background: var(--line); border-radius: 3px; width: 120px; display: inline-block; vertical-align: middle; }
.minibar i { display: block; height: 100%; background: var(--ok); border-radius: 3px; }
.filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: end; margin: 12px 0; }
.filters label { min-width: 160px; }
form.inline { display: inline; }
.code { font-family: ui-monospace, monospace; font-size: .8rem; background: var(--bg); padding: 2px 6px; border-radius: 4px; word-break: break-all; }
.muted { color: var(--muted); }
.flash { background: #e6f6ee; border: 1px solid #bfe6d1; color: #14532d; padding: 10px 14px; border-radius: 8px; margin: 12px 0; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.heat td.n { text-align: right; font-variant-numeric: tabular-nums; }
.heat .bar-err { height: 10px; background: var(--err); display: inline-block; vertical-align: middle; border-radius: 2px; }

@media (max-width: 640px) {
  .device .row, .grid2 { grid-template-columns: 1fr; }
  .step .field.q, .detail { margin-left: 0; }
  #nextopen { margin-left: 0; width: 100%; }
  header.top { flex-direction: column; align-items: flex-start; gap: 4px; }
  table { display: block; overflow-x: auto; }
}