/* COROS · estética obligatoria: Helvetica Neue / Space Mono · un coral por pantalla · sin esquinas · vidrio */
@import url('https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&display=swap');

:root {
  --ink: #243642; --petrol: #3d5e73; --atlantic: #2f6a8a; --coral: #d97e7e; --ok: #4a8f86;
  --bone: #f2f1f0; --paper: #f8f4ee;
  --bg: var(--bone); --fg: var(--ink); --muted: #5d7180;
  --card: rgba(255,255,255,.78); --card-strong: rgba(255,255,255,.92);
  --line: rgba(61,94,115,.18); --line-strong: rgba(61,94,115,.28);
  --shadow: 0 24px 60px rgba(46,69,86,.12); --shadow-soft: 0 12px 26px rgba(46,69,86,.08);
  --r-frame: 34px; --r-card: 24px; --r-icon: 14px; --r-pill: 999px;
  --display: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --system: "Space Mono", ui-monospace, Menlo, monospace;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #1a2730; --paper: #22333e; --fg: #eef0f0; --muted: #9fb0bb; --card: rgba(36,54,66,.72); --card-strong: rgba(36,54,66,.92);
          --line: rgba(242,241,240,.14); --line-strong: rgba(242,241,240,.26); color-scheme: dark; }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  min-height: 100vh; color: var(--fg); font: 16px/1.55 var(--display);
  background: radial-gradient(1200px 600px at 85% -10%, rgba(47,106,138,.14), transparent 60%),
              radial-gradient(900px 500px at -10% 110%, rgba(74,143,134,.12), transparent 60%),
              linear-gradient(160deg, var(--paper), var(--bg) 55%);
  background-attachment: fixed;
}
a { color: var(--atlantic); }
h1, h2, h3 { font-weight: 500; letter-spacing: -.01em; text-wrap: balance; margin: 0; }
h1 { font-size: clamp(28px, 4vw, 40px); line-height: 1.1; }
h2 { font-size: 22px; }
p { margin: 0; max-width: 65ch; }
.sis { font-family: var(--system); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }

/* Marco */
.top { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px clamp(16px, 4vw, 40px); }
.top .logo img { height: 22px; display: block; }
.top nav { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.top nav a { text-decoration: none; color: var(--fg); padding: 8px 14px; border-radius: var(--r-pill); font-size: 14px; }
.top nav a.activa { background: var(--card-strong); box-shadow: var(--shadow-soft); }
.top nav a .n { font-family: var(--system); font-size: 11px; margin-left: 4px; color: var(--muted); }
.lb { position: fixed; right: 18px; bottom: 14px; opacity: .55; }
.lb img { height: 16px; display: block; }
main { max-width: 1080px; margin: 0 auto; padding: 8px clamp(16px, 4vw, 40px) 80px; display: grid; gap: 28px; }

/* Vidrio */
.vidrio { background: var(--card); -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px);
          border: 1px solid var(--line); border-radius: var(--r-card); box-shadow: var(--shadow-soft); }
.caja { padding: 24px; display: grid; gap: 14px; min-width: 0; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr)); }
.fila { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.entre { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; align-items: baseline; }
.muted { color: var(--muted); }
.aviso { padding: 12px 18px; border-radius: var(--r-pill); background: var(--card-strong); border: 1px solid var(--line); justify-self: start; }
.error { padding: 12px 18px; border-radius: var(--r-icon); background: rgba(217,126,126,.14); border: 1px solid rgba(217,126,126,.4); }

/* Estados */
.est { font-family: var(--system); font-size: 11px; letter-spacing: .08em; text-transform: uppercase;
       padding: 3px 10px; border-radius: var(--r-pill); border: 1px solid var(--line-strong); white-space: nowrap; }
.est.ok { color: var(--ok); border-color: rgba(74,143,134,.5); }
.est.ojo { color: var(--atlantic); border-color: rgba(47,106,138,.45); }

/* Formularios */
label { display: grid; gap: 6px; font-size: 14px; }
input, textarea, select { font: inherit; color: var(--fg); background: var(--card-strong); border: 1px solid var(--line-strong);
  border-radius: var(--r-icon); padding: 10px 14px; width: 100%; }
textarea { min-height: 110px; resize: vertical; }
input:focus-visible, textarea:focus-visible, select:focus-visible, button:focus-visible, a:focus-visible { outline: 2px solid var(--atlantic); outline-offset: 2px; }
button, .btn { font: 500 14px var(--display); border: 1px solid var(--line-strong); background: var(--card-strong); color: var(--fg);
  border-radius: var(--r-pill); padding: 10px 18px; cursor: pointer; text-decoration: none; display: inline-block; }
button:hover, .btn:hover { border-color: var(--petrol); }
.coral { background: var(--coral); border-color: var(--coral); color: #fff; }   /* una sola vez por pantalla */
.sec { background: transparent; }
details > summary { cursor: pointer; list-style: none; }
details > summary::-webkit-details-marker { display: none; }
details[open] > summary { margin-bottom: 12px; }
form.linea { display: inline; }

/* Piezas */
.pieza { padding: 0; overflow: hidden; }
.pieza .media { aspect-ratio: 4 / 5; max-width: 100%; background: linear-gradient(160deg, rgba(61,94,115,.10), rgba(47,106,138,.06));
                display: grid; place-items: center; border-radius: var(--r-card) var(--r-card) 0 0; overflow: hidden; }
.pieza .media img { width: 100%; height: 100%; object-fit: cover; }
.pieza .cuerpo { padding: 20px 22px 22px; display: grid; gap: 12px; }
.pieza .texto { white-space: pre-wrap; overflow-wrap: anywhere; }
.comparar { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.comparar > div { padding: 14px; border-radius: var(--r-icon); background: var(--card-strong); border: 1px solid var(--line); white-space: pre-wrap; overflow-wrap: anywhere; min-width: 0; }
@media (max-width: 640px) { .comparar { grid-template-columns: 1fr; } }

/* Entrada */
.entrada { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px; }
.entrada .caja { width: min(100%, 420px); padding: 36px; border-radius: var(--r-frame); text-align: center; justify-items: center; }
.entrada .iso { width: 84px; }
.entrada form { width: 100%; display: grid; gap: 14px; text-align: left; }

/* Tablas */
.tabla { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 15px; }
th, td { text-align: left; padding: 10px 14px 10px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font: 400 11px var(--system); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
td.n { font-variant-numeric: tabular-nums; text-align: right; }
.copiar { font-family: var(--system); font-size: 13px; padding: 12px 14px; border-radius: var(--r-icon); background: var(--card-strong);
          border: 1px dashed var(--line-strong); overflow-wrap: anywhere; user-select: all; }
@media (prefers-reduced-motion: no-preference) { button, .btn, .top nav a { transition: border-color 180ms ease, background 180ms ease; } }