/* Paradigma Equipos — mobile-first styles following the paradigma.ec identity.
   Monochrome palette; muted status colors only for state indicators, always with text. */

@font-face {
  font-family: "IBM Plex Mono";
  src: url("../fonts/IBMPlexMono-Regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("../fonts/IBMPlexMono-Bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  /* Light: inverted site palette */
  --bg: #f5f5f2;
  --surface: #fbfbf9;
  --surface-2: #ebebe6;
  --surface-3: #d5d5d0;
  --text: #050505;
  --muted: #55554f;
  --line: #d5d5d0;
  --line-strong: #8a8a86;
  --accent: #050505;
  --accent-text: #f5f5f2;
  --ok: #2f6b3c;
  --ok-bg: #e3eee5;
  --warn: #6f520f;
  --warn-bg: #f3ead4;
  --danger: #9b2c22;
  --danger-bg: #f5e1de;
  --focus: #050505;

  --font-display: Dozed, DxMonstral, "Arial Black", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "CS Genio Mono", "IBM Plex Mono", ui-monospace, monospace;
  --font-body: "Helvetica Neue", Arial, sans-serif;
  --radius: 14px;
  --gutter: 16px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #050505;
    --surface: #0b0b0b;
    --surface-2: #202222;
    --surface-3: #2a2c2c;
    --text: #f5f5f2;
    --muted: #a3a3a0;
    --line: #2a2c2c;
    --line-strong: #6b6b68;
    --accent: #f5f5f2;
    --accent-text: #050505;
    --ok: #9fcfaa;
    --ok-bg: #16241a;
    --warn: #e2c27e;
    --warn-bg: #2a2313;
    --danger: #eda097;
    --danger-bg: #2d1613;
    --focus: #f5f5f2;
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --bg: #050505;
  --surface: #0b0b0b;
  --surface-2: #202222;
  --surface-3: #2a2c2c;
  --text: #f5f5f2;
  --muted: #a3a3a0;
  --line: #2a2c2c;
  --line-strong: #6b6b68;
  --accent: #f5f5f2;
  --accent-text: #050505;
  --ok: #9fcfaa;
  --ok-bg: #16241a;
  --warn: #e2c27e;
  --warn-bg: #2a2313;
  --danger: #eda097;
  --danger-bg: #2d1613;
  --focus: #f5f5f2;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 var(--font-body);
}

a { color: inherit; text-underline-offset: 3px; }

:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }

.skip {
  position: absolute; left: -9999px; top: 8px;
  background: var(--accent); color: var(--accent-text); padding: 8px 12px; border-radius: 999px;
}
.skip:focus { left: 8px; z-index: 10; }

/* ---------- Header & navigation ---------- */

.topbar {
  position: sticky; top: 0; z-index: 5;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  max-width: 960px; margin: 0 auto; padding: 10px var(--gutter);
  display: flex; align-items: center; gap: 12px;
}
.brand {
  display: flex; align-items: baseline; gap: 8px; text-decoration: none; margin-right: auto;
}
.brand-name { font-family: var(--font-display); font-size: 1.25rem; letter-spacing: .02em; text-transform: uppercase; }
.brand-sub, .label, .btn, .badge, .code {
  font-family: var(--font-mono); text-transform: uppercase; letter-spacing: .08em;
}
.brand-sub { font-size: .75rem; color: var(--muted); }

/* Hamburger menu: <details> works without JavaScript; app.js only adds Escape and outside click. */
.topbar-inner { position: relative; }
.menu { margin-left: 0; }
.menu > summary { list-style: none; position: relative; gap: 8px; }
.menu > summary::-webkit-details-marker { display: none; }
.menu-icon, .menu-icon::before, .menu-icon::after {
  display: block; width: 18px; height: 2px; background: currentColor; border-radius: 2px; content: "";
}
.menu-icon { position: relative; }
.menu-icon::before { position: absolute; top: -6px; }
.menu-icon::after { position: absolute; top: 6px; }
.menu[open] > summary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
.menu-dot {
  position: absolute; top: 6px; right: 6px; width: 9px; height: 9px; border-radius: 50%;
  background: var(--warn); border: 2px solid var(--bg);
}
.menu-panel {
  position: absolute; left: 0; right: 0; top: calc(100% + 1px); z-index: 6;
  background: var(--bg); border: 1px solid var(--line); border-top: 0;
  border-radius: 0 0 var(--radius) var(--radius); box-shadow: 0 18px 40px rgba(0, 0, 0, .35);
  max-height: calc(100vh - 80px); overflow-y: auto; padding: 12px var(--gutter) 16px;
}
.menu-grid { display: grid; gap: 16px 24px; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
.menu-group { display: grid; gap: 2px; align-content: start; }
.menu-title {
  margin: 0 0 4px; font: .7rem var(--font-mono); text-transform: uppercase; letter-spacing: .1em; color: var(--muted);
}
.menu-group a {
  display: flex; align-items: center; gap: 8px; min-height: 44px; padding: 8px 12px; border-radius: 12px;
  font: .8rem var(--font-mono); text-transform: uppercase; letter-spacing: .08em; text-decoration: none; color: var(--text);
}
.menu-wide { grid-column: 1 / -1; border-top: 1px solid var(--line); padding-top: 12px; gap: 6px; }
.menu-row { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 8px; }
.menu-row form { margin: 0; }
.menu-spacer { flex: 1 1 24px; }
.menu-group a:hover, .menu-group a:focus-visible { background: var(--surface-2); }
.menu-group a[aria-current="page"] { background: var(--accent); color: var(--accent-text); }

.icon-btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 44px; min-height: 44px; padding: 0 10px;
  background: transparent; color: var(--text);
  border: 1px solid var(--line); border-radius: 999px; cursor: pointer;
  font: .75rem var(--font-mono); text-transform: uppercase; letter-spacing: .08em;
}

/* ---------- Layout ---------- */

main { max-width: 960px; margin: 0 auto; padding: 20px var(--gutter) 48px; }

h1, h2 { font-family: var(--font-display); font-weight: 400; line-height: 1.1; margin: 0 0 12px; text-transform: uppercase; }
h1 { font-size: clamp(1.75rem, 6vw, 2.75rem); }
h2 { font-size: 1.25rem; margin-top: 28px; }
p { margin: 0 0 12px; }
.muted { color: var(--muted); }
.page-head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.page-head h1 { margin: 0; }

.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px; margin-bottom: 16px;
}
.grid { display: grid; gap: 12px; }
@media (min-width: 640px) { .grid-2 { grid-template-columns: 1fr 1fr; } }

.link-card {
  display: block; text-decoration: none; background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 18px;
}
.link-card:hover { border-color: var(--line-strong); }
.link-card strong { display: block; font-family: var(--font-mono); text-transform: uppercase; letter-spacing: .08em; font-size: .85rem; margin-bottom: 4px; }

dl.facts { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; margin: 0; }
dl.facts dt { color: var(--muted); font-size: .9rem; }
dl.facts dd { margin: 0; overflow-wrap: anywhere; }

.code { font-size: .85rem; letter-spacing: .02em; text-transform: none; }

/* ---------- Forms ---------- */

form.stack { display: grid; gap: 16px; }
.field { display: grid; gap: 6px; }
.label { font-size: .75rem; color: var(--muted); }
input[type="text"], input[type="email"], input[type="password"], input[type="search"], input[type="date"], select {
  width: 100%; min-height: 48px; padding: 10px 14px;
  font: 16px var(--font-body); color: var(--text);
  background: var(--surface); border: 1px solid var(--line-strong); border-radius: 12px;
}
input:focus-visible, select:focus-visible { outline: 2px solid var(--focus); outline-offset: 1px; }
input[aria-invalid="true"], select[aria-invalid="true"] { border-color: var(--danger); }
.hint { font-size: .85rem; color: var(--muted); }
.error-text { font-size: .9rem; color: var(--danger); }
.filters { display: grid; gap: 12px; }
@media (min-width: 640px) { .filters { grid-template-columns: 2fr 1fr 1fr; align-items: end; } }
.filters-wide { display: grid; gap: 12px; }
@media (min-width: 640px) { .filters-wide { grid-template-columns: repeat(3, 1fr); align-items: end; } }

.check { display: flex; gap: 10px; align-items: flex-start; }
.check input { width: 22px; height: 22px; margin-top: 2px; }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 0 22px; border-radius: 999px; cursor: pointer;
  font-size: .8rem; text-decoration: none;
  background: var(--accent); color: var(--accent-text); border: 1px solid var(--accent);
}
.btn-outline { background: transparent; color: var(--text); border-color: var(--line-strong); }
.btn-danger { background: transparent; color: var(--danger); border-color: var(--danger); }
.btn-block { width: 100%; }
.btn[disabled], .btn[aria-disabled="true"] { opacity: .5; cursor: not-allowed; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; }

/* Loading indicators (htmx config disables its inline styles because of the CSP) */
.htmx-indicator { opacity: 0; transition: opacity .2s; }
.htmx-request .htmx-indicator, .htmx-request.htmx-indicator { opacity: 1; }
.spinner {
  width: 16px; height: 16px; border-radius: 50%;
  border: 2px solid currentColor; border-right-color: transparent;
  animation: spin .8s linear infinite;
}
form[aria-busy="true"] .btn[type="submit"] .spinner { opacity: 1; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spinner { animation: none; } }

/* ---------- Status ---------- */

.badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: .7rem; padding: 4px 10px; border-radius: 999px;
  border: 1px solid var(--line-strong); color: var(--muted);
}
.badge::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.badge-ok { color: var(--ok); background: var(--ok-bg); border-color: transparent; }
.badge-off { color: var(--muted); background: var(--surface-2); border-color: transparent; }
.badge-danger { color: var(--danger); background: var(--danger-bg); border-color: transparent; }

.alert, .notice, .banner {
  border-radius: 12px; padding: 12px 14px; margin-bottom: 16px; border: 1px solid transparent;
}
.alert { color: var(--danger); background: var(--danger-bg); }
.alert-warn { color: var(--warn); background: var(--warn-bg); }
.notice { color: var(--ok); background: var(--ok-bg); }
.banner { margin: 0; border-radius: 0; text-align: center; color: var(--warn); background: var(--warn-bg); }

/* ---------- Lists ---------- */

.list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.list-item {
  display: grid; gap: 4px; padding: 14px 16px; text-decoration: none;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
}
a.list-item:hover { border-color: var(--line-strong); }
.list-item .row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; }
.list-item .title { font-weight: 700; }
.list-item .sub { color: var(--muted); font-size: .9rem; overflow-wrap: anywhere; }

details summary { cursor: pointer; color: var(--muted); font-size: .85rem; }
/* Touch target: the expandable «Detalles» rows are tapped, not just clicked. */
details:not(.menu) > summary { display: flex; align-items: center; min-height: 44px; }
pre.details {
  white-space: pre-wrap; overflow-wrap: anywhere; font: .8rem/1.4 var(--font-mono);
  background: var(--surface-2); padding: 10px; border-radius: 10px; margin: 8px 0 0;
}

.pager { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-top: 16px; }

.empty { text-align: center; padding: 32px 16px; color: var(--muted); border: 1px dashed var(--line-strong); border-radius: var(--radius); }

/* ---------- Auth pages ---------- */

.auth-wrap { max-width: 420px; margin: 8vh auto 0; }
.auth-brand { text-align: center; margin-bottom: 24px; }
.auth-brand .brand-name { font-size: clamp(2.25rem, 12vw, 3.25rem); display: block; }
.auth-brand .brand-sub { font-size: .8rem; }

.error-code { font-family: var(--font-mono); color: var(--muted); }

[hidden] { display: none !important; }

.center { text-align: center; }

/* ---------- Catalog ---------- */

.badge-warn { color: var(--warn); background: var(--warn-bg); border-color: transparent; }

.asset-card {
  display: flex; gap: 12px; align-items: flex-start; padding: 12px; text-decoration: none;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
}
a.asset-card:hover { border-color: var(--line-strong); }
.asset-card-body { display: grid; gap: 3px; min-width: 0; flex: 1; }
.asset-card .row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px; align-items: center; }
.asset-card .title { font-weight: 700; }
.asset-card .sub { color: var(--muted); font-size: .88rem; overflow-wrap: anywhere; }
.select-row { display: flex; gap: 10px; align-items: flex-start; }
/* 44 × 44 px touch target around the 22 px checkbox (WCAG 2.5.5) */
.select-hit { flex: none; width: 44px; height: 44px; margin-top: 14px; display: flex; align-items: center; justify-content: center; cursor: pointer; border-radius: 10px; }
.select-hit:hover { background: var(--surface-2); }
.select-hit input[type="checkbox"] { width: 22px; height: 22px; margin: 0; }
.select-row > .asset-card { flex: 1; }

.thumb { width: 72px; height: 72px; flex: none; object-fit: cover; border-radius: 10px; background: var(--surface-2); }
.thumb-empty { display: block; }

.photo-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; }
.photo-grid figure { margin: 0; display: grid; gap: 6px; }
.photo-grid img { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: 10px; background: var(--surface-2); }
.photo-grid figcaption { display: flex; flex-wrap: wrap; gap: 6px; }
.photo-main { width: 100%; max-height: 60vh; object-fit: contain; border-radius: var(--radius); background: var(--surface-2); }

.qr { width: 160px; height: 160px; background: #fff; padding: 8px; border-radius: 10px; }
.qr svg { width: 100%; height: 100%; display: block; }

textarea {
  width: 100%; min-height: 96px; padding: 10px 14px; font: 16px/1.4 var(--font-body); color: var(--text);
  background: var(--surface); border: 1px solid var(--line-strong); border-radius: 12px; resize: vertical;
}
textarea:focus-visible { outline: 2px solid var(--focus); outline-offset: 1px; }
input[type="number"], input[type="file"] {
  width: 100%; min-height: 48px; padding: 10px 14px; font: 16px var(--font-body); color: var(--text);
  background: var(--surface); border: 1px solid var(--line-strong); border-radius: 12px;
}

.history { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.history li { padding: 10px 12px; border-left: 3px solid var(--line-strong); background: var(--surface); border-radius: 0 10px 10px 0; }
.history .meta { color: var(--muted); font-size: .85rem; }
.history .lines { margin: 4px 0 0; padding-left: 18px; font-size: .9rem; }

.table { width: 100%; border-collapse: collapse; }
.table th, .table td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.table th { font: .75rem var(--font-mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.table-wrap { overflow-x: auto; }

.inline-form { display: flex; flex-wrap: wrap; gap: 8px; align-items: end; }
.inline-form .field { flex: 1 1 200px; }

/* Custody (feature 003): checkout, return, reviews */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.btn-small { min-height: 44px; padding: 8px 12px; font-size: .75rem; }
.sticky-actions { position: sticky; bottom: 0; padding: 12px 0 calc(12px + env(safe-area-inset-bottom)); background: linear-gradient(to top, var(--bg) 70%, transparent); z-index: 2; }
.sticky-actions .btn { min-height: 52px; }
.summary { border-top: 1px solid var(--line); padding-top: 12px; }
.diff { margin-top: 6px; padding: 8px 10px; border-left: 3px solid var(--danger); background: var(--danger-bg); color: var(--danger); border-radius: 0 10px 10px 0; font-size: .9rem; }
.line-worse { border-color: var(--danger); }
.qty-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.qty-grid input { width: 100%; min-height: 48px; font-size: 1.1rem; text-align: center; }
.loan-card { display: grid; gap: 10px; margin-bottom: 12px; }
.loan-card .row, .card > .row { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 8px; }
.loan-card .sub, .card .sub { color: var(--muted); font-size: .9rem; overflow-wrap: anywhere; }
.custody-card .actions { margin-top: 12px; }
fieldset { border: 0; margin: 0; padding: 0; min-width: 0; }
fieldset.card { border: 1px solid var(--line); padding: 16px; }
legend { padding: 0; }
input[type="datetime-local"] { width: 100%; min-height: 48px; padding: 10px 14px; font: 16px var(--font-body); color: var(--text); background: var(--surface); border: 1px solid var(--line-strong); border-radius: 12px; }
input[type="datetime-local"]:focus-visible, textarea:focus-visible { outline: 2px solid var(--focus); outline-offset: 1px; }