:root {
  --green: #2e7d32;
  --green-dark: #1b5e20;
  --blue: #1565c0;
  --bg: #f4f6f8;
  --card: #ffffff;
  --text: #1c2025;
  --muted: #5f6b76;
  --border: #dde3e8;
  --danger: #c62828;
  --radius: 14px;
  --shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
  --tabbar-h: 64px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
}

/* App bar */
.appbar {
  position: sticky; top: 0; z-index: 30;
  background: var(--green); color: #fff;
  padding: .6rem 1rem;
  padding-top: calc(.6rem + env(safe-area-inset-top));
  box-shadow: var(--shadow);
}
.appbar__brand { display: block; color: #fff; text-decoration: none; font-weight: 700; font-size: 1.15rem; margin-bottom: .55rem; }

/* Top navigation (horizontally scrollable on narrow screens) */
.topnav { display: flex; gap: .35rem; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.topnav::-webkit-scrollbar { display: none; }
.topnav a {
  flex: 0 0 auto; display: flex; align-items: center; white-space: nowrap;
  padding: .55rem .9rem; border-radius: 10px; min-height: 44px;
  color: rgba(255,255,255,.85); text-decoration: none; font-weight: 600; font-size: 1rem;
}
.topnav a.is-active { background: rgba(255,255,255,.22); color: #fff; }

/* Content */
.content { max-width: 900px; margin: 0 auto; padding: 1rem; }

/* Headings */
h1 { font-size: 1.4rem; margin: .2rem 0 1rem; }
h2 { font-size: 1.15rem; margin: 1.4rem 0 .6rem; }
h3 { font-size: 1rem; margin: 1rem 0 .4rem; }
.muted { color: var(--muted); }
a { color: var(--green-dark); }

/* Cards */
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1rem; box-shadow: var(--shadow); margin-bottom: .85rem;
}
.card--link { display: block; text-decoration: none; color: inherit; }
.card--link:active { transform: scale(.995); }

/* Stat grid */
.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: .75rem; margin-bottom: 1rem; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: .9rem; box-shadow: var(--shadow); }
.stat__num { font-size: 1.6rem; font-weight: 700; }
.stat__label { color: var(--muted); font-size: .82rem; }

/* List rows */
.row { display: flex; align-items: center; gap: .75rem; padding: .65rem 0; border-bottom: 1px solid var(--border); text-decoration: none; color: inherit; }
.row:last-child { border-bottom: 0; }
.row__main { flex: 1; min-width: 0; }
.row__title { font-weight: 600; }
.row__sub { color: var(--muted); font-size: .82rem; }
.row__chevron { color: var(--muted); }

/* Avatar dot for sex/series */
.dot { width: 12px; height: 12px; border-radius: 50%; flex: none; display: inline-block; }
.dot--gruen { background: var(--green); }
.dot--blau { background: var(--blue); }

/* Chips / badges */
.chips { display: flex; flex-wrap: wrap; gap: .35rem; margin: .35rem 0; }
.chip { background: #eef2f5; color: #37474f; border-radius: 999px; padding: .15rem .6rem; font-size: .75rem; }
.chip--m { background: #e3f2fd; color: #0d47a1; }
.chip--w { background: #fce4ec; color: #ad1457; }
.chip--gruen { background: #e8f5e9; color: var(--green-dark); }
.chip--blau { background: #e3f2fd; color: #0d47a1; }
.chip--mut { background: #e3f2fd; color: #0d47a1; }
.chip--mut-df { background: #fff3cd; color: #7a5c00; }
.chip--ae { background: #ede7f6; color: #4527a0; }

/* Photo gallery (multiple photos per bird / breeding) */
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); gap: .5rem; margin-top: .6rem; }
.gallery img { width: 100%; aspect-ratio: 1/1; object-fit: cover; border-radius: 10px; display: block; }
.gallery__item { display: flex; flex-direction: column; gap: .35rem; }
.gallery__item .btn { width: 100%; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  background: var(--green); color: #fff; border: 0; border-radius: 12px;
  padding: .85rem 1.3rem; font-size: 1.05rem; font-weight: 600; text-decoration: none; cursor: pointer;
  min-height: 54px;
}
.btn:active { background: var(--green-dark); }
.btn--block { width: 100%; }
.btn--ghost { background: #fff; color: var(--green-dark); border: 1px solid var(--border); }
.btn--danger { background: var(--danger); }
.btn--sm { padding: .55rem .9rem; min-height: 44px; font-size: .95rem; }
.btn-row { display: flex; gap: .6rem; flex-wrap: wrap; margin: 1rem 0; }
.btn-row .btn { flex: 1 1 auto; }

/* Forms */
.field { margin-bottom: .9rem; }
.field label { display: block; font-size: .85rem; color: var(--muted); margin-bottom: .25rem; }
.field input, .field select, .field textarea {
  width: 100%; padding: .8rem .8rem; font-size: 1.05rem; border: 1px solid var(--border);
  border-radius: 10px; background: #fff; color: var(--text); min-height: 52px;
}
.field textarea { min-height: 84px; resize: vertical; }
.field input[type=file] { padding: .6rem; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }
.grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: .6rem; }
fieldset { border: 1px solid var(--border); border-radius: var(--radius); padding: .8rem; margin: 0 0 1rem; }
legend { padding: 0 .4rem; color: var(--muted); font-size: .85rem; }
.check { display: flex; align-items: center; gap: .5rem; padding: .35rem 0; }
.check input { width: auto; }
.mut-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: .3rem .8rem; }

/* Segmented control — big one-tap choice (radio buttons styled as buttons) */
.segmented { display: flex; gap: .5rem; flex-wrap: wrap; }
.segmented input { position: absolute; opacity: 0; pointer-events: none; }
.segmented label {
  flex: 1 1 0; min-width: 90px; text-align: center; cursor: pointer;
  padding: .85rem .6rem; min-height: 54px; display: flex; align-items: center; justify-content: center;
  border: 2px solid var(--border); border-radius: 12px; background: #fff;
  font-size: 1.05rem; font-weight: 600; color: var(--text);
}
.segmented input:checked + label { background: var(--green); border-color: var(--green); color: #fff; }
.segmented input:focus-visible + label { outline: 2px solid var(--green-dark); outline-offset: 2px; }

/* Toggle pills — big tappable on/off chips (for mutations & factors) */
.toggle-grid { display: flex; flex-wrap: wrap; gap: .5rem; }
.toggle { position: relative; }
.toggle input { position: absolute; opacity: 0; pointer-events: none; }
.toggle label {
  display: inline-flex; align-items: center; cursor: pointer;
  padding: .7rem 1rem; min-height: 48px; border-radius: 999px;
  border: 2px solid var(--border); background: #fff; font-size: 1rem; font-weight: 600; color: var(--text);
}
.toggle input:checked + label { background: var(--green); border-color: var(--green); color: #fff; }
.toggle label .code { opacity: .65; font-weight: 500; margin-left: .35rem; font-size: .85rem; }
.toggle input:checked + label .code { opacity: .85; }

/* Tri-state mutation buttons, colour-coded by Erbgang.
   off (grey) → factor 1 → factor 2. For dominant/intermediär factor 1 is already visible (SF);
   for recessive/sex-linked factor 1 = hidden carrier (Spalter), factor 2 = visible. */
.mtog-grid { display: flex; flex-wrap: wrap; gap: .5rem; }
.mtog {
  display: inline-flex; align-items: center; gap: .4rem; cursor: pointer; font-family: inherit;
  padding: .7rem 1rem; min-height: 48px; border-radius: 999px;
  border: 2px solid var(--border); background: #eceff1; color: #5f6b76;
  font-size: 1rem; font-weight: 600;
}
.mtog .code { opacity: .6; font-weight: 500; font-size: .8rem; }
.mtog__state { font-weight: 800; font-size: .72rem; letter-spacing: .02em; opacity: .9; }
.mtog.is-single .code, .mtog.is-double .code { opacity: .85; }

/* subtle always-on hint of the Erbgang via the resting border colour */
.mtog--rezessiv { border-color: #f1c9a6; }
.mtog--geschlechtsgebunden-rezessiv { border-color: #dcc6ef; }

/* dominant + intermediär: visible already at single factor → blue, double → amber */
.mtog--dominant.is-single, .mtog--intermediär.is-single,
.mtog--kombination.is-single { background: var(--blue); border-color: var(--blue); color: #fff; }
.mtog--dominant.is-double, .mtog--intermediär.is-double {
  background: #f9a825; border-color: #f9a825; color: #3a2f00; }

/* recessive: single factor = hidden carrier (dashed/outlined), double = visible (solid orange) */
.mtog--rezessiv.is-single {
  background: #fff3e0; border-color: #fb8c00; color: #e65100; border-style: dashed; }
.mtog--rezessiv.is-double { background: #ef6c00; border-color: #ef6c00; color: #fff; }

/* sex-linked: single = carrier (dashed purple), double = visible (solid purple) */
.mtog--geschlechtsgebunden-rezessiv.is-single {
  background: #f5e8fb; border-color: #8e24aa; color: #6a1b9a; border-style: dashed; }
.mtog--geschlechtsgebunden-rezessiv.is-double {
  background: #8e24aa; border-color: #8e24aa; color: #fff; }

/* Erbgang legend + table badges */
.mut-legend { display: flex; flex-wrap: wrap; gap: .5rem; margin: .2rem 0 .9rem; font-size: .8rem; align-items: center; }
.leg { display: inline-flex; align-items: center; padding: .2rem .6rem; border-radius: 999px;
  border: 2px solid var(--border); font-weight: 600; }
.leg--dominant { background: var(--blue); color: #fff; border-color: var(--blue); }
.leg--intermediär { background: #f9a825; color: #3a2f00; border-color: #f9a825; }
.leg--rezessiv { background: #ef6c00; color: #fff; border-color: #ef6c00; }
.leg--sl { background: #8e24aa; color: #fff; border-color: #8e24aa; }

.erb { padding: .12rem .55rem; border-radius: 999px; font-size: .74rem; font-weight: 700; white-space: nowrap; }
.erb--dominant { background: #e3f2fd; color: #0d47a1; }
.erb--intermediär { background: #fff3cd; color: #7a5c00; }
.erb--rezessiv { background: #fde0c8; color: #bf360c; }
.erb--geschlechtsgebunden-rezessiv { background: #f0e2fa; color: #6a1b9a; }
.erb--kombination { background: #eceff1; color: #37474f; }

/* Breeding calculator */
.rechner-grid { display: grid; grid-template-columns: 1fr; gap: .85rem; }
@media (min-width: 720px) { .rechner-grid { grid-template-columns: 1fr 1fr; } }
.rechner-panel { margin: 0; }
.rechner-out td { vertical-align: top; }
.oc { display: inline-block; margin: .1rem .25rem .1rem 0; padding: .12rem .45rem; border-radius: 6px;
  font-size: .78rem; white-space: nowrap; }
.oc--hid { background: #eceff1; color: #5f6b76; }
.oc--vis { background: #e8f5e9; color: #1b5e20; font-weight: 600; }
.oc--sure { box-shadow: inset 0 0 0 2px rgba(0, 0, 0, .18); }

/* Grün/Blau factor buttons (calculator base-colour locus: 2 alleles total) */
.cs-factor { display: flex; gap: .5rem; }
.csbtn {
  flex: 1 1 0; display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  font-family: inherit; font-size: 1.05rem; font-weight: 600; cursor: pointer;
  padding: .7rem 1rem; min-height: 50px; border: 2px solid var(--border); border-radius: 12px;
  background: #fff; color: var(--text);
}
.csbtn__f { font-weight: 800; font-size: .85rem; opacity: .9; }
.csbtn--green.is-on { background: var(--green); border-color: var(--green); color: #fff; }
.csbtn--blue.is-on  { background: var(--blue);  border-color: var(--blue);  color: #fff; }

/* Cascading bird picker (Jahrgang -> Züchter -> Ring-Nr.) */
.seg-wrap { display: flex; flex-wrap: wrap; gap: .5rem; margin: .3rem 0 .4rem; }
.pbtn {
  font-family: inherit; font-size: 1.05rem; font-weight: 600; cursor: pointer;
  padding: .7rem 1rem; min-height: 50px; border: 2px solid var(--border); border-radius: 12px;
  background: #fff; color: var(--text); display: inline-flex; align-items: center;
}
.pbtn.is-active { background: var(--green); border-color: var(--green); color: #fff; }
.pbtn.is-active .muted { color: rgba(255,255,255,.85); }
.pbtn--empty { opacity: .4; }
.picker__lbl { font-size: .85rem; color: var(--muted); margin-top: .6rem; }
.picker__chosen {
  display: flex; align-items: center; justify-content: space-between; gap: .6rem;
  background: #e8f5e9; border: 1px solid var(--border); border-radius: 12px; padding: .75rem .9rem;
  font-weight: 600;
}
.manual-search {
  width: 100%; padding: .8rem .8rem; font-size: 1.05rem; min-height: 52px;
  border: 1px solid var(--border); border-radius: 10px; background: #fff; color: var(--text);
  margin-bottom: .5rem;
}

/* Edit modal (iframe popup) */
dialog.modal { width: min(700px, 96vw); height: 92vh; max-height: 92vh; padding: 0; border: none;
  border-radius: 16px; overflow: hidden; box-shadow: 0 10px 40px rgba(0,0,0,.3); }
dialog.modal::backdrop { background: rgba(0,0,0,.5); }
.modal__bar { display: flex; align-items: center; justify-content: space-between;
  padding: .6rem .8rem; border-bottom: 1px solid var(--border); background: var(--card); }
.modal__frame { width: 100%; height: calc(92vh - 60px); border: 0; display: block; }
body.embed { padding: 0; }

/* Photo preview */
.photo { width: 100%; max-height: 320px; object-fit: cover; border-radius: var(--radius); }

/* Photo gallery (multiple photos per bird / hatch) */
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: .6rem; margin-bottom: 1rem; }
.gallery__item { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: .4rem; box-shadow: var(--shadow); }
.gallery__item img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; border-radius: 8px; display: block; }
.gallery__item form { margin-top: .4rem; }
.gallery__item .btn { width: 100%; }

/* Tables */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table.data { width: 100%; border-collapse: collapse; font-size: .9rem; }
table.data th, table.data td { text-align: left; padding: .5rem .55rem; border-bottom: 1px solid var(--border); }
table.data th { color: var(--muted); font-weight: 600; }

/* Notices */
.notice { border-radius: 10px; padding: .7rem .85rem; margin-bottom: 1rem; font-size: .9rem; }
.notice--info { background: #e3f2fd; color: #0d47a1; }
.notice--warn { background: #fff8e1; color: #8d6e00; }
.notice--error { background: #ffebee; color: var(--danger); }

/* Toolbar / filters */
.toolbar { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; margin-bottom: 1rem; }
.toolbar input, .toolbar select { padding: .55rem .6rem; border: 1px solid var(--border); border-radius: 10px; font-size: .9rem; }
.toolbar input[type=search] { flex: 1; min-width: 140px; }

.section-title { display: flex; align-items: center; justify-content: space-between; }
.empty { text-align: center; color: var(--muted); padding: 2rem 1rem; }

dl.kv { display: grid; grid-template-columns: max-content 1fr; gap: .35rem .9rem; margin: 0; }
dl.kv dt { color: var(--muted); }
dl.kv dd { margin: 0; }

@media (min-width: 640px) {
  .stats { grid-template-columns: repeat(4, 1fr); }
}