:root {
  --ink: #1f2a22;
  --muted: #66756b;
  --line: #e4ebe0;
  --bg: #f6f8f4;
  --green: #4f6537;
  --green-dark: #314526;
  --valid: #16824b;
  --soon: #c47a12;
  --expired: #c4342a;
  --review: #9f1239;
}

* { box-sizing: border-box; }
html { background: var(--bg); }
body { margin: 0; min-height: 100vh; color: var(--ink); font-family: Inter, "Segoe UI", system-ui, sans-serif; background: var(--bg); }
button, input { font: inherit; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

.cae-topbar {
  height: 72px;
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 0 24px 0 28px;
  background: linear-gradient(105deg, var(--green-dark), var(--green) 55%, #3f552b);
  color: #fff;
  border-bottom: 3px solid #a4be7f;
}
.cae-topbar a.cae-home { color: #fff; text-decoration: none; font-weight: 750; display: inline-flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.cae-logo { width: 132px; height: 52px; object-fit: contain; }
.cae-logo.logo-ready { opacity: 1; }
.cae-upload.is-disabled { opacity: .45; pointer-events: none; }
.cae-brand { flex: 1; min-width: 0; text-align: center; }
.cae-brand strong { display: block; font-size: 18px; letter-spacing: .02em; }
.cae-brand span { color: #d7e7c4; font-weight: 800; }
.cae-brand small { display: block; margin-top: 2px; font-size: 11px; opacity: .82; }

.cae-shell { width: min(1280px, calc(100% - 40px)); margin: 24px auto 64px; display: grid; gap: 18px; }
.cae-toolbar { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.cae-tabs { display: flex; gap: 8px; border-bottom: 1px solid var(--line); }
.cae-tab { appearance: none; border: 0; background: transparent; padding: 10px 14px; color: var(--muted); font-weight: 750; cursor: pointer; }
.cae-tab[aria-selected="true"] { color: var(--green-dark); box-shadow: inset 0 -3px 0 var(--green); }
.cae-when { margin-left: auto; color: var(--muted); font-size: 13px; }
.cae-upload { display: inline-flex; align-items: center; gap: 8px; height: 42px; padding: 0 16px; border: 0; border-radius: 10px; background: var(--green); color: #fff; font-weight: 750; cursor: pointer; }
.cae-upload[disabled] { opacity: .45; cursor: not-allowed; }
.cae-upload input { display: none; }

.cae-layout { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(280px, .9fr); gap: 22px; align-items: start; }
.cae-heading h1 { margin: 0 0 6px; font-size: 28px; }
.cae-heading p { margin: 0 0 16px; color: var(--muted); }

.cae-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.cae-card {
  min-height: 108px;
  display: grid;
  grid-template-columns: 36px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 14px 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  text-align: left;
  cursor: pointer;
}
.cae-card:focus-visible { outline: 3px solid #111827; outline-offset: 2px; }
.cae-card[aria-selected="true"] { background: #eef4e5; border-color: #b7c9a4; box-shadow: 0 0 0 2px #cfe0b8; }
.cae-card-file { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 10px; background: #eef4e5; color: var(--green); }
.cae-card strong { display: block; font-size: 14px; }
.cae-card small { display: block; margin-top: 4px; color: var(--muted); }
.cae-status { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 750; }
.cae-status::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.cae-status.verde { color: var(--valid); }
.cae-status.ambar { color: var(--soon); }
.cae-status.rojo { color: var(--expired); }
.cae-status.gris { color: #64748b; }
.cae-status.review { color: var(--review); }
.cae-card.tone-verde { box-shadow: inset 4px 0 0 var(--valid); }
.cae-card.tone-ambar { box-shadow: inset 4px 0 0 var(--soon); }
.cae-card.tone-rojo { box-shadow: inset 4px 0 0 var(--expired); }
.cae-card.tone-review { box-shadow: inset 4px 0 0 var(--review); }
.cae-card.tone-gris { box-shadow: inset 4px 0 0 #94a3b8; }

.cae-detail { position: sticky; top: 88px; padding: 18px; border: 1px solid var(--line); border-radius: 16px; background: #fff; min-height: 420px; }
.cae-detail header { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; margin-bottom: 16px; }
.cae-detail h2 { margin: 0; font-size: 22px; }
.cae-dl { display: grid; gap: 8px; margin: 0 0 16px; }
.cae-dl div { display: grid; grid-template-columns: 110px 1fr; gap: 8px; font-size: 14px; }
.cae-dl dt { color: var(--muted); }
.cae-preview { border: 1px solid var(--line); border-radius: 12px; min-height: 180px; background: #eef1ea; display: grid; place-items: center; color: var(--muted); overflow: hidden; }
.cae-preview iframe, .cae-preview embed { width: 100%; height: 220px; border: 0; }
.cae-actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 12px 0 18px; }
.cae-link { color: var(--green); font-weight: 750; background: none; border: 0; padding: 0; cursor: pointer; }
.cae-empty { color: var(--muted); }
.cae-notice { padding: 10px 12px; border-radius: 10px; background: #eef4e5; color: var(--green-dark); font-size: 13px; }
.cae-notice.error { background: #fde8e8; color: #9f1239; }
.cae-versions { margin: 0; padding-left: 18px; color: var(--muted); font-size: 13px; }
.cae-files { display: grid; gap: 8px; margin: 0 0 16px; }
.cae-files article { padding: 8px 10px; border: 1px solid var(--line); border-radius: 10px; }

.cae-overlay { position: fixed; inset: 0; background: rgba(18, 24, 18, .45); display: grid; place-items: center; padding: 20px; z-index: 40; }
.cae-dialog { width: min(640px, 100%); max-height: calc(100dvh - 40px); overflow: auto; background: #fff; border-radius: 18px; padding: 22px; }
.cae-dialog h2 { margin: 0 0 12px; }
.cae-dialog-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }
.cae-secondary, .cae-primary { height: 40px; padding: 0 14px; border-radius: 10px; cursor: pointer; }
.cae-secondary { border: 1px solid var(--line); background: #fff; }
.cae-primary { border: 0; background: var(--green); color: #fff; font-weight: 750; }
.cae-primary[disabled] { opacity: .45; }

@media (max-width: 980px) {
  .cae-layout { grid-template-columns: 1fr; }
  .cae-detail { position: static; }
  .cae-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .cae-shell { width: calc(100% - 24px); }
  .cae-grid { grid-template-columns: 1fr; }
  .cae-brand { text-align: left; }
  .cae-brand small { display: none; }
  .cae-logo { width: 96px; height: 36px; }
  .cae-when { margin-left: 0; width: 100%; }
  .cae-home span { display: none; }
}