:root { --brand: #0d6e6e; --bg: #f7f9f9; --card: #ffffff; --danger: #b42318; }
* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", sans-serif; background: var(--bg); color: #1a2b2b; }
.site-header { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1rem 1.25rem; background: var(--brand); color: #fff; flex-wrap: wrap; }
.site-header .brand { font-weight: 700; color: #fff; text-decoration: none; }
.site-header nav a { color: #eafafa; text-decoration: none; margin-left: 1rem; }
main#app { max-width: 960px; margin: 0 auto; padding: 1.25rem; }
.card { background: var(--card); border: 1px solid #e2e8e8; border-radius: 12px; padding: 1rem; margin-bottom: 1rem; box-shadow: 0 1px 3px rgba(0,0,0,.04); }
.btn { background: var(--brand); color: #fff; border: 0; border-radius: 8px; padding: .6rem 1rem; cursor: pointer; font-size: 1rem; }
.btn[disabled] { opacity: .6; cursor: not-allowed; }
.btn-secondary { background: #eef2f2; color: #1a2b2b; }
.field { display: block; margin-bottom: .75rem; }
.field label { display: block; font-weight: 600; margin-bottom: .25rem; }
.field input, .field select, .field textarea { width: 100%; padding: .55rem; border: 1px solid #cdd7d7; border-radius: 8px; font-size: 1rem; }
.feedback { padding: .6rem .8rem; border-radius: 8px; margin: .5rem 0; }
.feedback.error { background: #fde8e6; color: var(--danger); }
.feedback.ok { background: #e6f6ec; color: #157347; }
.muro-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1rem; }
.legal { font-size: .85rem; color: #445; background: #eef2f2; padding: .75rem; border-radius: 8px; max-height: 160px; overflow: auto; }
.filters { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: .5rem; }
.muted { color: #667; }
.evidencias { display: flex; gap: .5rem; flex-wrap: wrap; margin: .5rem 0; }
.req-row { display: grid; grid-template-columns: 1fr 1fr 1fr auto; gap: .4rem; margin-bottom: .4rem; }