/*
 * Kasita Design · estilos de la aplicación (el editor trae los suyos: blatta_plans/editor.css)

 */
:root {
  --bg: #F5F6F8; --panel: #FFFFFF; --ink: #16202A; --muted: #5C6977; --line: #DCE1E7; --accent: #1F55B8; --accent-ink: #FFFFFF;
  --ok: #1F7A4D; --err: #C62828; --radius: 12px; --shadow: 0 1px 2px rgba(16,24,40,.06), 0 4px 14px rgba(16,24,40,.06);
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.5 var(--font); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; }

/* Cabecera */
.top { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 10px 24px; background: var(--panel); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); font-size: 17px; }
.brand:hover { text-decoration: none; }
.brand svg { width: 30px; height: 30px; }
.brand b { color: var(--accent); }
.top nav { display: flex; align-items: center; gap: 18px; }
.top nav a { color: var(--ink); font-weight: 500; }
.top nav form { margin: 0; }
.link { background: none; border: 0; padding: 0; color: var(--muted); font: inherit; cursor: pointer; }
.link:hover { color: var(--ink); }

/* Botones */
.btn { display: inline-flex; align-items: center; gap: 6px; background: var(--accent); color: var(--accent-ink); border: 1px solid var(--accent); border-radius: 10px; padding: 10px 18px; font: 600 15px var(--font); cursor: pointer; }
.btn:hover { filter: brightness(1.07); text-decoration: none; color: var(--accent-ink); }
.btn-sm { padding: 6px 12px; font-size: 14px; }
.top nav a.btn { color: var(--accent-ink); }
.btn-light { background: var(--panel); color: var(--ink); border-color: var(--line); }
.btn-light:hover { color: var(--ink); border-color: var(--accent); }
.btn-danger { background: var(--panel); color: var(--err); border-color: var(--line); }

main { padding: 0; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 32px 24px; }
.flash { max-width: 1160px; margin: 16px auto 0; padding: 10px 14px; border-radius: 10px; }
.flash.ok { background: #E7F4EC; color: var(--ok); }
.flash.err { background: #FBEAEA; color: var(--err); }
.muted { color: var(--muted); }

/* Portada */
.hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 40px; align-items: center; padding: 56px 24px 40px; max-width: 1160px; margin: 0 auto; }
.hero h1 { font-size: 44px; letter-spacing: -.02em; }
.hero p.lead { font-size: 19px; color: var(--muted); margin: 0 0 24px; }
.hero .cta { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-plan { background: var(--panel); border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow); padding: 14px; }
.hero-plan svg { width: 100%; height: auto; display: block; }
.features { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.feature { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.feature h3 { font-size: 16px; }
.feature p { margin: 0; color: var(--muted); font-size: 14px; }
.band { background: var(--panel); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.foot { text-align: center; color: var(--muted); font-size: 13px; padding: 28px 24px; }

/* Proyectos */
.head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 12px; margin-bottom: 20px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; display: flex; flex-direction: column; }
.card .thumb { display: block; background: #FBFAF7; aspect-ratio: 4 / 3; border-bottom: 1px solid var(--line); }
.card .thumb svg { width: 100%; height: 100%; display: block; }
.card .body { padding: 12px 14px; display: flex; flex-direction: column; gap: 4px; flex: 1; }
.card .title { font-weight: 600; color: var(--ink); }
.card .meta { font-size: 13px; color: var(--muted); }
.card .actions { display: flex; flex-wrap: wrap; gap: 6px; padding: 0 14px 14px; }
.card .actions form { margin: 0; }
.card .actions .btn { padding: 5px 10px; font-size: 13px; }
.share { font-size: 12px; background: #EEF3FC; border-radius: 8px; padding: 6px 8px; word-break: break-all; }
.templates .card .thumb { aspect-ratio: 16 / 10; }
.templates button.card { text-align: left; font: inherit; color: inherit; padding: 0; cursor: pointer; }
.templates button.card:hover { border-color: var(--accent); }
.section-title { margin: 32px 0 12px; font-size: 18px; }
.toolbar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.toolbar form { margin: 0; }
.file-btn { cursor: pointer; }

/* Formularios (Devise) */
.auth { max-width: 420px; margin: 48px auto; background: var(--panel); border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow); padding: 28px; }
.auth h2 { font-size: 22px; }
.auth .field { display: flex; flex-direction: column; gap: 4px; margin-bottom: 14px; }
.auth label { font-weight: 600; font-size: 14px; }
.auth input[type=email], .auth input[type=password], .auth input[type=text] { width: 100%; border: 1px solid var(--line); border-radius: 9px; padding: 10px 12px; font: inherit; }
.auth .field:has(input[type=checkbox]) { flex-direction: row-reverse; justify-content: flex-end; align-items: center; gap: 6px; }
.auth input:focus { outline: 2px solid var(--accent); border-color: var(--accent); }
.auth .field p { margin: 0; }
.auth input[type=submit] { width: 100%; background: var(--accent); color: #fff; border: 0; border-radius: 10px; padding: 11px 18px; font: 600 15px var(--font); cursor: pointer; }
.auth input[type=submit]:hover { filter: brightness(1.07); }
.auth input[type=checkbox] { margin-right: 6px; }
.auth .links { margin-top: 16px; display: flex; flex-direction: column; gap: 4px; font-size: 14px; }
#error_explanation { background: #FBEAEA; color: var(--err); border-radius: 10px; padding: 10px 14px; margin-bottom: 14px; font-size: 14px; }
#error_explanation h2 { font-size: 14px; }

/* Vista compartida */
.viewer { height: calc(100vh - 140px); min-height: 480px; display: flex; flex-direction: column; gap: 10px; }
.viewer .bar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.viewer .levels button { border: 1px solid var(--line); background: var(--panel); border-radius: 9px; padding: 5px 12px; font: 600 13px var(--font); cursor: pointer; }
.viewer .levels button.on { background: var(--accent); border-color: var(--accent); color: #fff; }
.viewer .stage { flex: 1; position: relative; background: #FBFAF7; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; min-height: 0; }
.viewer .stage > svg { width: 100%; height: 100%; display: block; }

/* El editor ocupa todo el ancho */
body.editor main { padding: 12px 16px; }

@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; padding-top: 32px; }
  .hero h1 { font-size: 32px; }
  .features { grid-template-columns: 1fr; }
  .top { padding: 10px 16px; }
  .top nav { gap: 10px; }
}

/* Administración */
.input { border: 1px solid var(--line); border-radius: 10px; padding: 9px 12px; font: 15px var(--font); background: var(--panel); color: var(--ink); min-width: 240px; }
.table-wrap { overflow-x: auto; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th, .table td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--line); white-space: nowrap; }
.table th { color: var(--muted); font-weight: 600; font-size: 13px; }
.table tr:last-child td { border-bottom: 0; }
.actions-cell { display: flex; gap: 6px; justify-content: flex-end; }
.actions-cell form { margin: 0; }
.tag { display: inline-block; font-size: 11px; font-weight: 700; color: var(--accent); background: #EEF3FC; border-radius: 6px; padding: 1px 6px; vertical-align: middle; }
.impersonating { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 12px; background: #FFF4D6; color: #6B4E00; border-bottom: 1px solid #F0D98A; padding: 8px 16px; font-size: 14px; }
.impersonating form { margin: 0; }