/* Admin Tensoria Digital — paleta clara alineada al sitio ("Estructura en tensión"). */
:root {
  --bg: #f6f5f1;
  --surface: #ffffff;
  --ink: #1c1b18;
  --ink-soft: #57544c;
  --line: #e4e1d8;
  --accent: #1c1b18;
  --accent-ink: #f6f5f1;
  --red: #c2372c;
  --red-bg: #fbeae8;
  --amber: #9a6b0a;
  --amber-bg: #fdf3dd;
  --green: #2c6e49;
  --green-bg: #e8f3ec;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.5;
}

.layout { display: flex; min-height: 100vh; }

/* Sidebar */
.sidebar {
  width: 230px;
  flex-shrink: 0;
  background: var(--surface);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  padding: 20px 14px;
  gap: 22px;
  position: sticky;
  top: 0;
  height: 100vh;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand-center { justify-content: center; margin-bottom: 18px; }
.brand-mark { font-size: 22px; line-height: 1; }
.brand strong { display: block; letter-spacing: .02em; }
.brand small { color: var(--ink-soft); font-family: var(--mono); font-size: 11px; }
.sidebar nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.sidebar nav a {
  display: flex; align-items: center; justify-content: space-between;
  padding: 9px 12px; border-radius: 8px;
  color: var(--ink-soft); text-decoration: none; font-weight: 500;
}
.sidebar nav a:hover { background: var(--bg); color: var(--ink); }
.sidebar nav a.active { background: var(--accent); color: var(--accent-ink); }
.sidebar-foot { display: flex; flex-direction: column; gap: 10px; align-items: stretch; text-align: center; }
.link-muted { color: var(--ink-soft); font-size: 13px; text-decoration: none; }
.link-muted:hover { text-decoration: underline; }

/* Contenido */
.content { flex: 1; padding: 28px 32px; max-width: 1200px; }
h1 { font-size: 24px; margin: 0 0 4px; }
h2 { font-size: 17px; margin: 0 0 12px; }
.page-sub { color: var(--ink-soft); margin: 0 0 24px; }

/* Tarjetas y grillas */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 20px; margin-bottom: 20px; }
.grid { display: grid; gap: 14px; margin-bottom: 20px; }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }

.stat { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; }
.stat .label { font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-soft); }
.stat .value { font-size: 24px; font-weight: 650; margin-top: 4px; }
.stat.tone-red { border-color: #eec5c0; background: var(--red-bg); }
.stat.tone-red .value { color: var(--red); }
.stat.tone-amber { border-color: #ecd9ae; background: var(--amber-bg); }
.stat.tone-amber .value { color: var(--amber); }
.stat.tone-green { border-color: #c4ddcd; background: var(--green-bg); }
.stat.tone-green .value { color: var(--green); }

/* Tablas */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-soft); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tr:hover td { background: #faf9f5; }

/* Badges */
.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge-red { background: var(--red-bg); color: var(--red); }
.badge-amber { background: var(--amber-bg); color: var(--amber); }
.badge-green { background: var(--green-bg); color: var(--green); }
.badge-gray { background: var(--bg); color: var(--ink-soft); }
.sidebar nav .badge-red { background: var(--red); color: #fff; }

/* Botones */
.btn {
  display: inline-block; padding: 9px 16px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--surface); color: var(--ink); font-weight: 600; font-size: 14px;
  cursor: pointer; text-decoration: none; font-family: inherit;
}
.btn:hover { border-color: var(--ink-soft); }
.btn-primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn-primary:hover { opacity: .88; }
.btn-danger { color: var(--red); border-color: #eec5c0; }
.btn-sm { padding: 5px 10px; font-size: 13px; }
.btn-block { display: block; text-align: center; width: 100%; }

/* Formularios */
form label { display: block; margin-bottom: 12px; font-weight: 600; font-size: 13px; }
input, select, textarea {
  width: 100%; margin-top: 4px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px;
  font: inherit; background: var(--surface); color: var(--ink);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--ink); outline-offset: -1px; }
.form-row { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.form-actions { display: flex; gap: 10px; margin-top: 16px; align-items: center; }
.inline-form { display: inline; }

/* Ítems de factura */
.items-table input { margin-top: 0; }
.items-table td { vertical-align: middle; }
.row-total { font-variant-numeric: tabular-nums; white-space: nowrap; }
.totals-box { margin-left: auto; max-width: 320px; font-size: 14px; }
.totals-box .line { display: flex; justify-content: space-between; padding: 3px 0; }
.totals-box .line.total { border-top: 1px solid var(--line); margin-top: 6px; padding-top: 8px; font-weight: 700; font-size: 16px; }

/* Flash */
.flash { padding: 11px 15px; border-radius: 9px; margin-bottom: 18px; font-weight: 500; }
.flash-ok { background: var(--green-bg); color: var(--green); }
.flash-error { background: var(--red-bg); color: var(--red); }

/* Login */
/* Acceso al panel: panel de marca + tarjeta, sobre los mismos tokens */
.login-body { margin: 0; background: var(--bg); }
.login-split { display: grid; grid-template-columns: 1fr 1fr; min-height: 100vh; }

.login-aside {
  /* Fondo en tres capas, como el aside de anova, pero en la gama calida de
     Tensoria: dos focos de luz muy tenues y una diagonal que oscurece hacia
     abajo. Nada de color ajeno al panel. */
  background:
    radial-gradient(circle at 16% 10%, rgba(246,245,241,.075), transparent 44%),
    radial-gradient(circle at 88% 86%, rgba(246,245,241,.05), transparent 42%),
    linear-gradient(158deg, #26231c 0%, #1c1b18 46%, #131210 100%);
  color: var(--accent-ink);
  padding: 56px 52px; position: relative; overflow: hidden;
  display: flex; flex-direction: column; justify-content: space-between; gap: 40px;
  /* Filo claro donde se encuentra con la mitad clara: cierra la composicion. */
  box-shadow: inset -1px 0 0 rgba(246,245,241,.10);
}

/* Marco interior. Por defecto un hairline plano; donde el navegador soporta
   mascaras compuestas se sustituye por uno con degradado (mas abajo), que
   recorre de mas claro arriba-izquierda a casi invisible abajo. */
.login-aside::before {
  content: ""; position: absolute; inset: 22px;
  border: 1px solid rgba(246,245,241,.09);
  border-radius: 20px;
  pointer-events: none;
}

@supports ((-webkit-mask-composite: xor) or (mask-composite: exclude)) {
  .login-aside::before {
    border: 0;
    padding: 1px;
    background: linear-gradient(150deg,
      rgba(246,245,241,.26) 0%,
      rgba(246,245,241,.06) 38%,
      rgba(246,245,241,.03) 62%,
      rgba(246,245,241,.16) 100%);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
            mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
            mask-composite: exclude;
  }
}

/* Halo de profundidad en la esquina inferior, detras de todo. */
.login-aside::after {
  content: ""; position: absolute;
  width: 520px; height: 520px; border-radius: 50%;
  bottom: -240px; left: -200px;
  background: radial-gradient(circle, rgba(246,245,241,.055), transparent 66%);
  pointer-events: none;
}

/* El contenido va por encima de marco y halo. */
.login-aside > * { position: relative; z-index: 1; }
.login-figure {
  position: absolute; right: -120px; top: 60px;
  width: 520px; height: 560px;
  color: var(--accent-ink); opacity: .28;
  pointer-events: none;
}
.login-aside__brand { display: flex; align-items: center; gap: 10px; position: relative; }
.login-aside__brand strong { font-weight: 600; letter-spacing: -.01em; }
.login-aside__pitch { position: relative; max-width: 380px; }
.login-aside__pitch h2 {
  font-family: "Bricolage Grotesque", "Instrument Sans", sans-serif;
  font-size: 40px; line-height: 1.1; font-weight: 500; letter-spacing: -.02em;
  margin: 0 0 18px; text-wrap: pretty;
}
.login-aside .login-lead { color: #a8a49a; margin: 0; font-size: 15px; line-height: 1.6; }
.login-kicker {
  font-family: var(--mono); font-size: 12px; letter-spacing: .12em;
  text-transform: uppercase; color: #a8a49a; margin: 0 0 18px;
}
.login-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 26px; }
.login-chips span { border: 1px solid #3a3833; border-radius: 999px; padding: 5px 13px; font-size: 12.5px; color: #d6d2c8; }
.login-aside__note {
  position: relative; border: 1px solid #3a3833; border-radius: 14px;
  padding: 16px 18px; display: flex; gap: 13px; align-items: flex-start; color: #a8a49a;
}
.login-aside__note svg { flex-shrink: 0; margin-top: 2px; }
.login-aside__note strong { display: block; font-size: 13.5px; font-weight: 600; margin-bottom: 3px; color: var(--accent-ink); }
.login-aside__note span { font-size: 12.5px; line-height: 1.5; }

.login-main { display: flex; align-items: center; justify-content: center; padding: 56px 40px; }
/* Tarjeta con borde, como en el panel de ANOVA. Sin sombra ni blur: el resto
   del admin es plano (ninguna regla usa box-shadow), y elevarla sola la
   sacaria del lenguaje del panel. */
.login-card {
  width: 100%; max-width: 400px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 36px 34px;
}
.login-card__eyebrow { display: flex; align-items: center; gap: 9px; margin-bottom: 30px; font-size: 13px; font-weight: 600; color: var(--ink-soft); }
.login-mark {
  width: 32px; height: 32px; border-radius: 8px; background: var(--surface);
  border: 1px solid var(--line); display: flex; align-items: center; justify-content: center; color: var(--ink);
}
.login-card h1 {
  font-family: "Bricolage Grotesque", "Instrument Sans", sans-serif;
  font-size: 31px; line-height: 1.15; font-weight: 500; letter-spacing: -.02em; margin: 0 0 9px;
}
.login-main .login-lead { color: var(--ink-soft); margin: 0 0 30px; font-size: 14.5px; }

.login-alert { display: flex; gap: 10px; align-items: flex-start; border-radius: 8px; padding: 11px 13px; margin-bottom: 20px; font-size: 12.5px; line-height: 1.55; color: var(--ink-soft); }
.login-alert svg { flex-shrink: 0; margin-top: 1px; }
.login-alert strong { display: block; font-size: 13.5px; font-weight: 600; }
.login-alert code { font-family: var(--mono); font-size: 12px; }
.login-alert--error { background: var(--red-bg); border: 1px solid #f0cdc8; }
.login-alert--error strong, .login-alert--error svg { color: var(--red); }
.login-alert--warn { background: var(--amber-bg); border: 1px solid #ecd9a8; }
.login-alert--warn strong, .login-alert--warn svg { color: var(--amber); }
.login-alert--ok { background: var(--green-bg); border: 1px solid #c6e0d0; }
.login-alert--ok svg { color: var(--green); }

.login-field { display: block; margin-bottom: 14px; font-weight: 600; font-size: 13px; }
.login-input {
  display: flex; align-items: center; gap: 9px; margin-top: 4px; padding: 8px 10px;
  border: 1px solid var(--line); border-radius: 8px; background: var(--surface); color: var(--ink-soft);
}
.login-input:focus-within { outline: 2px solid var(--ink); outline-offset: -1px; }
.login-input svg { flex-shrink: 0; }
.login-input input {
  flex-grow: 1; width: auto; margin: 0; padding: 0; border: 0; background: none;
  font: inherit; font-weight: 400; color: var(--ink);
}
.login-input input:focus { outline: none; }
.login-input input:disabled { color: var(--ink-soft); cursor: not-allowed; }
.login-eye { border: 0; background: none; padding: 0; cursor: pointer; color: var(--ink-soft); display: flex; }
.login-submit { margin-top: 20px; padding: 11px 16px; }
.login-submit:disabled { background: #a8a49a; border-color: #a8a49a; cursor: not-allowed; }

.login-foot { display: flex; align-items: flex-start; gap: 9px; margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--line); color: var(--ink-soft); }
.login-foot svg { flex-shrink: 0; margin-top: 2px; }
.login-foot p { margin: 0; font-size: 12.5px; line-height: 1.55; }

@media (max-width: 860px) {
  .login-split { grid-template-columns: 1fr; }
  .login-aside { padding: 30px 24px 26px; gap: 26px; box-shadow: inset 0 -1px 0 rgba(246,245,241,.10); }
  .login-aside::before { inset: 12px; border-radius: 14px; }
  .login-aside::after { width: 320px; height: 320px; bottom: -190px; left: -140px; }
  .login-figure { right: -140px; top: -90px; width: 320px; height: 350px; opacity: .22; }
  .login-aside__pitch h2 { font-size: 27px; }
  .login-aside .login-lead, .login-chips, .login-aside__note { display: none; }
  .login-main { padding: 26px 18px; }
  .login-card { padding: 26px 22px; }
  /* 48px de alto: por encima del mínimo táctil de 44 */
  .login-input { padding: 13px 12px; }
  .login-submit { padding: 14px 16px; font-size: 15px; }
}

/* Renovaciones: celda de acción recomendada */
.action-cell { min-width: 230px; }
.action-note { font-size: 12.5px; margin-bottom: 6px; }
.action-cell .btn { white-space: nowrap; }
.action-cell .inline-form { display: inline-block; margin-top: 6px; }

/* Renovaciones: editor de suscripción (Actualizar renovación) */
.sub-edit { margin-bottom: 6px; }
.sub-edit > summary { list-style: none; display: inline-block; }
.sub-edit > summary::-webkit-details-marker { display: none; }
.sub-edit[open] > summary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.sub-edit form { background: var(--bg); border: 1px solid var(--line); border-radius: 10px; padding: 12px; max-width: 280px; }
.sub-edit form label { font-size: 12.5px; margin-bottom: 8px; }

/* Asistente IA (beta) */
.ai-chat { max-height: 55vh; overflow-y: auto; display: flex; flex-direction: column; gap: 12px; padding: 4px 2px 12px; }
.ai-msg { max-width: 85%; padding: 10px 14px; border-radius: 12px; font-size: 14px; }
.ai-msg p { margin: 0 0 6px; }
.ai-msg p:last-child { margin-bottom: 0; }
.ai-msg ul { margin: 4px 0; padding-left: 20px; }
.ai-msg-assistant { background: var(--bg); border: 1px solid var(--line); align-self: flex-start; }
.ai-msg-user { background: var(--accent); color: var(--accent-ink); align-self: flex-end; }
.ai-error { color: var(--red); }
.ai-form { display: flex; gap: 8px; margin-top: 12px; }
.ai-form input[type="text"] { flex: 1; margin-top: 0; }

.mono { font-family: var(--mono); font-size: 13px; }
.muted { color: var(--ink-soft); }
.mb-0 { margin-bottom: 0; }

@media (max-width: 820px) {
  .layout { flex-direction: column; }
  .sidebar { width: 100%; height: auto; position: static; flex-direction: column; }
  .content { padding: 18px; }
}