@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

/* Tokens alineados con el software contable AGE (claro por defecto, oscuro con data-theme="dark") */
:root {
  --cyan: #00b8e3;
  --dark: #08293f;
  --darker: #040f16;
  --bg: #f4f7fa;
  --surface: #ffffff;
  --surface-soft: #f9fafb;
  --text: #1a2a35;
  --heading: #08293f;
  --muted: #5a7a8a;
  --line: #e8eef2;
  --input: #ffffff;
  --selected: #f0fbff;
  --shadow: rgba(8, 41, 63, 0.16);
  --green: #047857;
  --amber: #b45309;
  --red: #dc2626;
  --card: var(--surface);
  --card2: var(--surface-soft);
}
:root[data-theme='dark'] {
  --bg: #0a1c2c;
  --surface: #122b40;
  --surface-soft: #0e2438;
  --text: #dbe6ee;
  --heading: #f0f6fa;
  --muted: #87a0b1;
  --line: #223c50;
  --input: #17324a;
  --selected: #113449;
  --shadow: rgba(0, 0, 0, 0.45);
  --green: #34d399;
  --amber: #fbbf24;
  --red: #f87171;
}

* { box-sizing: border-box; }
html { color-scheme: light; }
:root[data-theme='dark'] { color-scheme: dark; }
body { margin: 0; background: var(--bg); color: var(--text); font: 14px/1.45 'Space Grotesk', system-ui, sans-serif; transition: background-color .18s, color .18s; }
a { color: var(--cyan); }
button, input, select, textarea { font: inherit; color: inherit; }
.hidden { display: none !important; }

/* Barra superior (igual que el contable: azul oscuro fijo en ambos temas) */
header.top { position: sticky; top: 0; z-index: 80; display: flex; align-items: center; gap: 9px; height: 56px; padding: 0 22px; background: #08293f; border-bottom: 1px solid rgba(0, 184, 227, .25); box-shadow: 0 6px 20px rgba(1, 15, 23, .14); }
.brand { display: flex; align-items: baseline; gap: 6px; margin-right: auto; white-space: nowrap; }
.brand .mark { color: #00b8e3; font-size: 19px; font-weight: 800; letter-spacing: -3px; }
.brand strong { color: #00b8e3; font-size: 15px; font-weight: 800; letter-spacing: 3px; }
.brand span { color: #9fb4c1; font-size: 9px; letter-spacing: 3px; text-transform: uppercase; }
.tbtn { min-height: 30px; display: inline-flex; align-items: center; gap: 6px; padding: 0 12px; border: 1px solid rgba(159, 180, 193, .28); border-radius: 5px; background: rgba(255, 255, 255, .035); color: #d9eaf2; font-size: 11.5px; font-weight: 700; letter-spacing: .03em; cursor: pointer; white-space: nowrap; }
.tbtn:hover { color: #00b8e3; border-color: rgba(0, 184, 227, .55); background: rgba(0, 184, 227, .08); }
.tbtn.logout { color: #9fb4c1; text-transform: uppercase; }
.tbtn:disabled { opacity: .5; cursor: wait; }

main { max-width: 1400px; margin: 0 auto; padding: 20px 16px; }

/* Botones: esquinas casi rectas, borde fino */
.btn { background: transparent; color: var(--heading); border: 1px solid var(--line); border-radius: 2px; padding: 7px 14px; font-weight: 600; font-size: 13px; letter-spacing: .03em; cursor: pointer; transition: all .15s; }
.btn:hover { border-color: var(--cyan); color: var(--cyan); }
.btn.primary { background: var(--cyan); color: var(--darker); border-color: var(--cyan); }
.btn.primary:hover { background: #00d4ff; border-color: #00d4ff; color: var(--darker); }
.btn.danger { color: var(--red); }
.btn.danger:hover { border-color: var(--red); color: var(--red); }
.btn.small { padding: 3px 9px; font-size: 12px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

input, select, textarea { background: var(--input); border: 1px solid var(--line); border-radius: 2px; padding: 7px 10px; width: 100%; color: var(--heading); }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 2px rgba(0, 184, 227, .12); }
.btn:focus-visible, .tbtn:focus-visible, .card:focus-visible { outline: 2px solid var(--cyan); outline-offset: 1px; }
label { display: block; font-size: 11px; font-weight: 500; color: var(--muted); letter-spacing: .04em; text-transform: uppercase; }
label input, label select { margin-top: 4px; text-transform: none; letter-spacing: 0; font-size: 14px; }

/* Pestañas: subrayado fino cian, como la barra del contable */
.tabs { display: flex; gap: 2px; margin-bottom: 18px; border-bottom: 1px solid var(--line); }
.tab { position: relative; padding: 9px 16px; border: 0; background: transparent; cursor: pointer; color: var(--muted); font-size: 12px; font-weight: 700; letter-spacing: .02em; }
.tab:hover { color: var(--cyan); background: rgba(0, 184, 227, .06); }
.tab.active { color: var(--cyan); }
.tab.active::after { content: ''; position: absolute; left: 8px; right: 8px; bottom: -1px; height: 2px; background: var(--cyan); }

.addbar { display: grid; grid-template-columns: 1fr 200px auto; gap: 8px; margin-bottom: 6px; }
.msg { min-height: 20px; margin-bottom: 12px; color: var(--muted); font-size: 12px; }
.msg.err { color: var(--red); } .msg.ok { color: var(--green); }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 14px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 4px; box-shadow: 0 1px 2px var(--shadow); overflow: hidden; display: flex; flex-direction: column; cursor: pointer; transition: border-color .15s; }
.card:hover { border-color: var(--cyan); }
.card .img { height: 160px; background: #fff; border-bottom: 1px solid var(--line); display: flex; align-items: center; justify-content: center; }
.card .img img { max-width: 100%; max-height: 100%; object-fit: contain; }
.card .body { padding: 12px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.card .title { font-weight: 600; color: var(--heading); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.store { font-size: 10px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.price { font-size: 20px; font-weight: 700; color: var(--heading); line-height: 1.1; }
.old { color: var(--muted); text-decoration: line-through; font-size: 12px; margin-left: 6px; font-weight: 400; }
.badges { display: flex; gap: 5px; flex-wrap: wrap; }
.badge { font-size: 10.5px; font-weight: 600; padding: 1px 7px; border-radius: 2px; border: 1px solid var(--line); color: var(--muted); }
.badge.good { color: var(--green); background: rgba(16, 185, 129, .1); border-color: transparent; }
.badge.warn { color: var(--amber); background: rgba(251, 191, 36, .14); border-color: transparent; }
.badge.bad { color: var(--red); background: rgba(248, 113, 113, .12); border-color: transparent; }
.spark { height: 34px; width: 100%; }
.empty { color: var(--muted); padding: 40px; text-align: center; border: 1px dashed var(--line); border-radius: 4px; background: var(--surface); }

dialog { background: var(--surface); color: var(--text); border: 1px solid var(--line); border-top: 2px solid var(--cyan); border-radius: 4px; padding: 0; width: min(900px, 96vw); max-height: 92vh; box-shadow: 0 20px 60px var(--shadow); }
dialog::backdrop { background: rgba(8, 41, 63, .6); }
.modal { padding: 20px; display: grid; gap: 14px; }
.modal-head { display: flex; gap: 16px; }
.modal-head img { width: 120px; height: 120px; object-fit: contain; background: #fff; border: 1px solid var(--line); border-radius: 2px; flex: none; }
.modal-head h2 { margin: 2px 0 6px; font-size: 18px; color: var(--heading); }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 8px; }
.stat { background: var(--surface-soft); border-radius: 2px; padding: 10px 12px; }
.stat b { display: block; font-size: 20px; font-weight: 700; color: var(--heading); line-height: 1.1; }
.stat span { font-size: 10px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.chart { background: var(--surface-soft); border: 1px solid var(--line); border-radius: 2px; padding: 8px; }
.chart svg { width: 100%; height: auto; display: block; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.specs { width: 100%; border-collapse: collapse; font-size: 13px; margin-top: 6px; }
.specs td { padding: 6px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.specs td:first-child { color: var(--muted); width: 32%; font-size: 11px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; }
.note { background: var(--surface-soft); border: 1px solid var(--line); border-left: 3px solid var(--amber); padding: 8px 12px; border-radius: 2px; font-size: 13px; }
details summary { cursor: pointer; font-size: 11px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }

.lists { display: grid; gap: 14px; }
.list-card { background: var(--surface); border: 1px solid var(--line); border-radius: 4px; box-shadow: 0 1px 2px var(--shadow); padding: 16px; }
.list-card h3 { margin: 0 0 4px; color: var(--heading); font-size: 16px; }
.items { margin-top: 10px; display: grid; gap: 4px; }
.item { display: flex; align-items: center; gap: 10px; border-bottom: 1px solid var(--line); padding: 6px 4px; }
.item:hover { background: rgba(0, 184, 227, .03); }
.item img { width: 38px; height: 38px; object-fit: contain; background: #fff; border: 1px solid var(--line); border-radius: 2px; }
.item .t { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.item.taken .t { text-decoration: line-through; color: var(--muted); }
.linkbox { display: flex; gap: 6px; margin: 8px 0; }
.linkbox input { font-size: 12px; }

.login { max-width: 360px; margin: 14vh auto; background: var(--surface); border: 1px solid var(--line); border-top: 2px solid var(--cyan); border-radius: 4px; box-shadow: 0 1px 2px var(--shadow); padding: 24px; display: grid; gap: 12px; }
.login h1 { margin: 0; font-size: 17px; color: var(--heading); }
.login h1 span { color: var(--cyan); }

/* Lista pública */
.pub { max-width: 900px; margin: 0 auto; padding: 24px 16px; }
.pub h1 { margin: 0 0 4px; color: var(--heading); } .pub .desc { color: var(--muted); margin-bottom: 20px; }
.gift { display: flex; gap: 14px; background: var(--surface); border: 1px solid var(--line); border-radius: 4px; box-shadow: 0 1px 2px var(--shadow); padding: 12px; margin-bottom: 10px; align-items: center; }
.gift img { width: 92px; height: 92px; object-fit: contain; background: #fff; border: 1px solid var(--line); border-radius: 2px; flex: none; }
.gift .info { flex: 1; min-width: 0; }
.gift .info b { display: block; color: var(--heading); }

/* Formulario de alta de producto y categorías */
.flexbar { display: flex; flex-wrap: wrap; }
.flexbar > input[type=text] { flex: 2 1 300px; }
.flexbar > input[type=number] { flex: 1 1 150px; }
.flexbar > select { flex: 1 1 170px; }
.flexbar > .btn { flex: 0 0 auto; }
.catbar { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin: 0 0 14px; }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 5px 12px; border: 1px solid var(--line); border-radius: 2px; background: var(--surface); color: var(--muted); font-size: 12px; font-weight: 700; letter-spacing: .02em; cursor: pointer; white-space: nowrap; }
.chip:hover { border-color: var(--cyan); color: var(--cyan); }
.chip.active { border-color: var(--cyan); color: var(--cyan); background: var(--selected); }
.chip small { font-weight: 600; opacity: .75; }
.chip.manage { border-style: dashed; }
.catrow { margin-bottom: 6px; }
.catrow input { flex: 1 1 180px; }

/* Selección múltiple */
.seltools { display: flex; justify-content: flex-end; margin: -4px 0 10px; }
.card { position: relative; }
.pick { display: none; position: absolute; top: 8px; left: 8px; z-index: 2; width: 24px; height: 24px; border: 2px solid var(--cyan); border-radius: 3px; background: rgba(255, 255, 255, .92); }
.selecting .pick { display: block; }
.card.selected { border-color: var(--cyan); box-shadow: 0 0 0 2px var(--cyan); }
.card.selected .pick { background: var(--cyan); }
.card.selected .pick::after { content: ''; position: absolute; left: 7px; top: 2px; width: 6px; height: 12px; border: solid #04202a; border-width: 0 3px 3px 0; transform: rotate(45deg); }
.selecting .card { cursor: pointer; }
.bulkbar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 90; display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 10px max(16px, env(safe-area-inset-right)) calc(10px + env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left)); background: #08293f; border-top: 2px solid var(--cyan); box-shadow: 0 -6px 20px rgba(1, 15, 23, .3); color: #d9eaf2; }
.bulkbar strong { margin-right: auto; font-size: 13px; }
.bulkbar select { width: auto; min-width: 170px; background: #0d344b; border-color: #31576a; color: #edf8ff; }
.bulkbar .btn { color: #d9eaf2; border-color: rgba(159, 180, 193, .4); }
.bulkbar .btn.primary { color: var(--darker); }
body.selecting main { padding-bottom: 110px; }

/* ---------- Responsive: tablet y celular ---------- */
html { -webkit-text-size-adjust: 100%; }
body { padding-bottom: env(safe-area-inset-bottom); }
header.top { padding-left: max(22px, env(safe-area-inset-left)); padding-right: max(22px, env(safe-area-inset-right)); }

@media (pointer: coarse) {
  .btn, .tbtn, .tab { min-height: 42px; }
  .btn.small { min-height: 38px; padding: 6px 12px; }
  input, select { min-height: 42px; }
  summary { padding: 8px 0; }
}

/* Tablet */
@media (max-width: 900px) {
  main { padding: 16px 14px; }
  .grid { grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 12px; }
  .addbar { grid-template-columns: 1fr 160px auto; }
  #listForm.addbar { grid-template-columns: 1fr 1fr auto; }
  dialog { width: min(760px, 96vw); }
}

/* Celular */
@media (max-width: 640px) {
  header.top { height: 52px; gap: 6px; padding-left: max(10px, env(safe-area-inset-left)); padding-right: max(10px, env(safe-area-inset-right)); }
  .brand span { display: none; }
  .tbtn { padding: 0 11px; }
  .tbtn .lbl { display: none; }
  .tbtn.logout { padding: 0 10px; }
  main { padding: 12px 10px; }

  /* El texto de los campos a 16px evita el zoom automático de iOS al enfocar */
  input, select, textarea { font-size: 16px; }
  .addbar, #listForm.addbar { grid-template-columns: 1fr; gap: 8px; }
  .addbar .btn { width: 100%; }
  .flexbar > * { flex: 1 1 100% !important; }
  .catbar { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 4px; -webkit-overflow-scrolling: touch; }
  .chip { min-height: 38px; flex: 0 0 auto; }
  .bulkbar { gap: 6px; }
  .bulkbar strong { flex: 1 1 100%; }
  .bulkbar select { flex: 1 1 100%; }
  .bulkbar .btn { flex: 1 1 auto; }
  body.selecting main { padding-bottom: 170px; }

  .tabs { margin-bottom: 14px; }
  .tab { flex: 1; text-align: center; padding: 10px 6px; }

  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .card .img { height: 120px; }
  .card .body { padding: 9px; gap: 4px; }
  .card .title { font-size: 12.5px; }
  .price { font-size: 16px; }
  .old { display: block; margin: 2px 0 0; font-size: 11px; }
  .badge { font-size: 10px; padding: 1px 5px; }
  .spark { height: 28px; }

  /* Detalle a pantalla completa */
  dialog { width: 100%; max-width: 100%; height: 100%; max-height: 100%; margin: 0; border-radius: 0; border-width: 0; border-top: 2px solid var(--cyan); }
  .modal { padding: 14px 12px calc(14px + env(safe-area-inset-bottom)); gap: 12px; }
  .modal-head { flex-direction: row; gap: 12px; }
  .modal-head img { width: 84px; height: 84px; }
  .modal-head h2 { font-size: 15px; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat b { font-size: 17px; }
  .chart { padding: 4px; }
  .row > .btn, .row > label { flex: 1 1 calc(50% - 8px); }
  .row > label { flex-basis: 100%; }
  .row > select { flex: 1 1 100%; }

  /* Listas */
  .list-card { padding: 12px; }
  .linkbox { flex-wrap: wrap; }
  .linkbox input { flex: 1 1 100%; }
  .item { flex-wrap: wrap; gap: 6px 8px; padding: 8px 2px; }
  .item .t { flex: 1 1 calc(100% - 56px); white-space: normal; }
  .item > .store { flex: 0 0 auto; }

  /* Lista pública */
  .pub { padding: 14px 10px; }
  .gift { flex-wrap: wrap; gap: 10px; align-items: flex-start; }
  .gift img { width: 72px; height: 72px; }
  .gift .info { flex: 1 1 calc(100% - 90px); }
  .gift .btn { width: 100%; }
  .login { margin: 8vh 14px; }
}

@media (max-width: 360px) {
  .grid { grid-template-columns: 1fr; }
  .card .img { height: 150px; }
}