/* =========================================================
   PetLink · Estilos
   Mobile-first. Colores tomados del wireframe (Momento 1).
   ========================================================= */

:root {
  --teal: #1f6f75;
  --teal-600: #185a5f;
  --teal-50: #e7f3f3;
  --amber: #b36b00;
  --amber-50: #fdf0de;
  --red: #b03a2e;
  --red-50: #fbe9e7;
  --green: #2e7d4f;
  --green-50: #e6f4ec;
  --ink: #2e2e2e;
  --ink-2: #5f6368;
  --ink-3: #8a8f94;
  --line: #d5d8db;
  --surface: #ffffff;
  --surface-2: #f6f7f7;
  --page: #e9eeee;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 1px 2px rgba(0, 0, 0, .06), 0 4px 14px rgba(0, 0, 0, .06);
  --font: "Nunito Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --header-h: 60px;
  --tabbar-h: 64px;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; height: 100%; }
body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--page);
  font-size: 16px;
  line-height: 1.4;
  -webkit-font-smoothing: antialiased;
}
button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--teal); }
img { max-width: 100%; display: block; }
h1, h2, h3 { margin: 0; line-height: 1.2; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* ---------- Marco de la app ---------- */
.app {
  max-width: 480px;
  min-height: 100dvh;
  margin: 0 auto;
  background: var(--surface);
  position: relative;
  display: flex;
  flex-direction: column;
}
.app.wide { max-width: 1100px; }
@media (min-width: 520px) {
  .app { box-shadow: 0 0 0 1px var(--line), 0 10px 40px rgba(0, 0, 0, .08); }
}
.boot { margin: auto; color: var(--ink-2); }

.header {
  position: sticky; top: 0; z-index: 20;
  height: var(--header-h);
  display: flex; align-items: center; gap: 8px;
  padding: 0 16px;
  background: var(--surface-2);
  border-bottom: 1px solid var(--line);
}
.header h1 { font-size: 20px; font-weight: 800; flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.header .right { display: flex; align-items: center; gap: 4px; color: var(--ink-2); }
.icon-btn {
  border: 0; background: transparent; cursor: pointer;
  width: 40px; height: 40px; border-radius: 50%;
  display: inline-grid; place-items: center;
  color: var(--ink);
}
.icon-btn:hover { background: rgba(0, 0, 0, .05); }
.icon-btn svg { width: 22px; height: 22px; }
.bell-count {
  position: absolute; top: 4px; right: 4px; min-width: 18px; height: 18px; padding: 0 4px;
  border-radius: 9px; background: var(--red); color: #fff; font-size: 11px; font-weight: 800;
  display: grid; place-items: center;
}
.header .badge-link { font-weight: 700; color: var(--ink-2); text-decoration: none; padding: 6px 8px; border-radius: 8px; }

.main { flex: 1; padding: 16px 16px 24px; }
.has-tabbar .main { padding-bottom: calc(var(--tabbar-h) + 24px); }

/* ---------- Barra de pestañas ---------- */
.tabbar {
  position: fixed; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 100%; max-width: 480px; height: var(--tabbar-h);
  display: flex; background: var(--surface);
  border-top: 1px solid var(--line); z-index: 30;
  padding-bottom: env(safe-area-inset-bottom);
}
.tabbar a {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
  text-decoration: none; color: var(--ink-2); font-size: 12px; font-weight: 600;
}
.tabbar a svg { width: 22px; height: 22px; }
.tabbar a.active { color: var(--teal); font-weight: 800; }

/* ---------- Tipografía y bloques ---------- */
.section-title { font-size: 18px; font-weight: 800; margin: 20px 0 10px; }
.section-title:first-child { margin-top: 4px; }
.muted { color: var(--ink-2); }
.small { font-size: 13px; }
.center { text-align: center; }
.row { display: flex; gap: 10px; align-items: center; }
.row.wrap { flex-wrap: wrap; }
.spread { justify-content: space-between; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.stack > * + * { margin-top: 10px; }
.spacer { flex: 1; }
hr.sep { border: 0; border-top: 1px solid var(--line); margin: 20px 0; }

/* ---------- Tarjetas ---------- */
.card {
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  background: var(--surface);
}
.card + .card { margin-top: 10px; }
.card.hl { border-color: var(--teal); background: var(--teal-50); }
.card.warn { border-color: var(--amber); background: var(--amber-50); }
.card.danger { border-color: var(--red); background: var(--red-50); }
.card.dashed { border-style: dashed; background: var(--surface-2); }
.card-title { font-weight: 800; font-size: 16px; }
.card-sub { color: var(--ink-2); font-size: 14px; margin-top: 4px; }
.card-meta { color: var(--ink-3); font-size: 13px; margin-top: 6px; }
a.card { display: block; text-decoration: none; color: inherit; }
.card.list-item { display: flex; }
a.card:hover, button.card:hover { border-color: var(--teal); }
button.card { width: 100%; text-align: left; cursor: pointer; }

.list-item { display: flex; gap: 12px; align-items: center; }
.list-item .body { flex: 1; min-width: 0; }
.list-item .body .card-title { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.avatar {
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--teal-50); color: var(--teal);
  display: grid; place-items: center; flex: none;
  font-weight: 800; font-size: 18px; overflow: hidden;
  border: 1.5px solid var(--line);
}
.avatar img { width: 100%; height: 100%; object-fit: cover; }
.avatar.lg { width: 72px; height: 72px; font-size: 28px; border-radius: 16px; }

.pet-tile {
  border: 1.5px solid var(--line); border-radius: var(--radius);
  padding: 10px; display: flex; flex-direction: column; align-items: center; gap: 6px;
  text-decoration: none; color: inherit; font-weight: 800; font-size: 14px; background: var(--surface);
  cursor: pointer;
}
.pet-tile .avatar { width: 56px; height: 56px; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 0 18px;
  border-radius: 12px; border: 1.5px solid var(--teal);
  background: var(--teal); color: #fff; font-weight: 800; font-size: 15px;
  cursor: pointer; text-decoration: none; white-space: nowrap;
}
.btn:hover { background: var(--teal-600); }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn.outline { background: var(--surface); color: var(--teal); }
.btn.outline:hover { background: var(--teal-50); }
.btn.ghost { background: transparent; border-color: transparent; color: var(--teal); }
.btn.danger { background: var(--surface); color: var(--red); border-color: var(--red); }
.btn.sm { min-height: 34px; padding: 0 12px; font-size: 13px; border-radius: 10px; }
.btn.block { width: 100%; }
.fab {
  position: fixed; z-index: 25;
  bottom: calc(var(--tabbar-h) + 16px);
  right: max(16px, calc(50% - 240px + 16px));
  box-shadow: var(--shadow);
}

/* ---------- Chips / pestañas internas ---------- */
.chips { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px; scrollbar-width: none; }
.chips::-webkit-scrollbar { display: none; }
.chip {
  border: 1.5px solid var(--teal); color: var(--teal); background: var(--surface);
  border-radius: 999px; padding: 6px 14px; font-weight: 700; font-size: 14px;
  cursor: pointer; white-space: nowrap; text-decoration: none;
}
.chip.active { background: var(--teal); color: #fff; }

.tag {
  display: inline-block; font-size: 12px; font-weight: 800;
  padding: 2px 8px; border-radius: 999px;
  background: var(--surface-2); color: var(--ink-2); border: 1px solid var(--line);
}
.tag.ok { background: var(--green-50); color: var(--green); border-color: transparent; }
.tag.warn { background: var(--amber-50); color: var(--amber); border-color: transparent; }
.tag.bad { background: var(--red-50); color: var(--red); border-color: transparent; }
.tag.info { background: var(--teal-50); color: var(--teal); border-color: transparent; }

/* ---------- Formularios ---------- */
.field { display: block; margin-bottom: 14px; }
.field > span { display: block; color: var(--ink-2); font-size: 14px; margin-bottom: 6px; }
.input, select.input, textarea.input {
  width: 100%; min-height: 44px;
  border: 1.5px solid var(--line); border-radius: var(--radius-sm);
  padding: 10px 12px; background: var(--surface);
}
textarea.input { min-height: 90px; resize: vertical; }
.input:focus { outline: 2px solid var(--teal); outline-offset: 0; border-color: var(--teal); }
.check { display: flex; gap: 10px; align-items: center; margin-bottom: 12px; cursor: pointer; }
.check input { width: 20px; height: 20px; accent-color: var(--teal); }
.form-error { color: var(--red); font-size: 14px; margin: -4px 0 12px; }
.hint { color: var(--ink-3); font-size: 13px; margin-top: 6px; }

/* ---------- Historial ---------- */
.record .type { font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .04em; color: var(--teal); }
.record .type.vacuna { color: var(--green); }
.record .type.desparasitacion { color: var(--amber); }
.record dl { margin: 8px 0 0; display: grid; grid-template-columns: auto 1fr; gap: 2px 10px; font-size: 14px; }
.record dt { color: var(--ink-3); }
.record dd { margin: 0; }

/* ---------- Calendario ---------- */
.cal-head { display: flex; align-items: center; justify-content: space-between; font-weight: 800; font-size: 17px; margin-bottom: 8px; }
.cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; text-align: center; }
.cal-grid .dow { font-size: 12px; color: var(--ink-3); font-weight: 700; padding: 4px 0; }
.cal-day {
  aspect-ratio: 1; display: grid; place-items: center; border-radius: 50%;
  font-size: 14px; border: 2px solid transparent; background: none; cursor: pointer; position: relative;
}
.cal-day.other { color: var(--ink-3); opacity: .5; }
.cal-day.today { font-weight: 800; text-decoration: underline; }
.cal-day.has { background: var(--teal); color: #fff; font-weight: 800; }
.cal-day.has.overdue { background: var(--red); }
.cal-day.has.done { background: var(--green); }
.cal-day.selected { border-color: var(--amber); }

/* ---------- Mapa ---------- */
.map-wrap { margin: 0 -16px; height: 300px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--surface-2); }
.map-wrap .leaflet-container { height: 100%; font-family: var(--font); }
.pin { width: 22px; height: 22px; border-radius: 50%; border: 3px solid #fff; box-shadow: 0 1px 4px rgba(0,0,0,.4); }
.pin.petlink { background: var(--teal); }
.pin.osm { background: #7a8288; }
.pin.me { background: var(--red); width: 16px; height: 16px; }
.legend { display: flex; gap: 14px; font-size: 12px; color: var(--ink-2); margin: 8px 0 4px; flex-wrap: wrap; }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 4px; vertical-align: middle; }

/* ---------- Varios ---------- */
.notice { display: flex; gap: 10px; padding: 12px 14px; border-radius: var(--radius-sm); font-size: 14px; }
.notice.warn { background: var(--amber-50); border: 1.5px solid var(--amber); }
.notice.info { background: var(--teal-50); border: 1.5px solid var(--teal); }
.notice.bad { background: var(--red-50); border: 1.5px solid var(--red); }
.empty { text-align: center; color: var(--ink-2); padding: 28px 12px; border: 1.5px dashed var(--line); border-radius: var(--radius); }
.code-box { font-family: ui-monospace, Consolas, monospace; font-size: 22px; font-weight: 800; letter-spacing: .08em; text-align: center; }
.qr { width: 180px; height: 180px; margin: 0 auto; border-radius: 8px; background: var(--surface-2); }
.streak { display: flex; align-items: center; gap: 12px; }
.streak .num { font-size: 32px; font-weight: 800; color: var(--amber); }
.badge-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.badge-item { text-align: center; padding: 10px 6px; border-radius: var(--radius-sm); border: 1.5px solid var(--line); font-size: 12px; font-weight: 700; }
.badge-item .ico { font-size: 26px; }
.badge-item.locked { opacity: .4; filter: grayscale(1); }
.offline-bar { background: var(--amber); color: #fff; text-align: center; font-size: 13px; font-weight: 700; padding: 4px; }
.breed-hero { height: 160px; border-radius: var(--radius); overflow: hidden; background: var(--surface-2); display: grid; place-items: center; color: var(--ink-3); }
.breed-hero img { width: 100%; height: 100%; object-fit: cover; }
.skeleton { background: linear-gradient(90deg, #eee, #f6f6f6, #eee); background-size: 200% 100%; animation: sk 1.2s infinite; border-radius: 8px; min-height: 16px; }
@keyframes sk { to { background-position: -200% 0; } }

/* ---------- Toast y hoja inferior ---------- */
.toast {
  position: fixed; left: 50%; bottom: calc(var(--tabbar-h) + 20px); transform: translateX(-50%);
  background: var(--ink); color: #fff; padding: 12px 18px; border-radius: 12px; z-index: 100;
  font-weight: 700; font-size: 14px; max-width: calc(100% - 32px); box-shadow: var(--shadow);
}
.sheet-backdrop { position: fixed; inset: 0; background: rgba(0, 0, 0, .35); z-index: 90; display: flex; align-items: flex-end; justify-content: center; }
.sheet {
  background: var(--surface); width: 100%; max-width: 480px; max-height: 88dvh; overflow-y: auto;
  border-radius: 20px 20px 0 0; padding: 18px 16px 24px;
}
.sheet .grab { width: 40px; height: 4px; border-radius: 4px; background: var(--line); margin: 0 auto 14px; }

/* ---------- Auth ---------- */
.auth-hero { text-align: center; padding: 28px 0 12px; }
.auth-hero .logo { width: 72px; height: 72px; margin: 0 auto 10px; }
.auth-hero h1 { font-size: 30px; font-weight: 800; color: var(--teal); }
.role-pick { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 16px; }
.role-pick label { border: 1.5px solid var(--line); border-radius: var(--radius); padding: 12px; text-align: center; cursor: pointer; font-weight: 700; }
.role-pick input { position: absolute; opacity: 0; }
.role-pick input:checked + label { border-color: var(--teal); background: var(--teal-50); color: var(--teal); }
.demo-users { font-size: 13px; }
.demo-users button { border: 0; background: none; color: var(--teal); font-weight: 700; cursor: pointer; padding: 2px 0; text-decoration: underline; }

/* ---------- Admin (panel web) ---------- */
.admin-layout { display: grid; grid-template-columns: 220px 1fr; min-height: 100dvh; }
.admin-nav { background: var(--teal); color: #fff; padding: 20px 12px; }
.admin-nav h2 { font-size: 20px; margin: 0 8px 18px; }
.admin-nav a { display: block; color: #fff; text-decoration: none; padding: 10px 12px; border-radius: 10px; font-weight: 700; opacity: .85; }
.admin-nav a.active, .admin-nav a:hover { background: rgba(255, 255, 255, .15); opacity: 1; }
.admin-main { padding: 24px; background: var(--surface); }
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th, .table td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.table th { color: var(--ink-2); font-weight: 700; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 20px; }
.stat { border: 1.5px solid var(--line); border-radius: var(--radius); padding: 14px; }
.stat b { display: block; font-size: 28px; color: var(--teal); }
@media (max-width: 720px) {
  .admin-layout { grid-template-columns: 1fr; }
  .admin-nav { display: flex; gap: 4px; overflow-x: auto; padding: 10px; align-items: center; }
  .admin-nav h2 { display: none; }
  .admin-main { padding: 16px; }
  .table-wrap { overflow-x: auto; }
}