/* Sitios e2ebits: sistema comun, un acento por marca (data-brand) */
:root {
  --paper: #F5F6F8;
  --surface: #FFFFFF;
  --ink: #1B2230;
  --muted: #586273;
  --rule: #D9DEE5;
  --accent: #1B2230;
  --on-accent: #FFFFFF;
  --sans: "Segoe UI Variable Text", "Segoe UI", "SF Pro Text", -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  --display: "Segoe UI Variable Display", "Segoe UI", "SF Pro Display", -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  --gutter: clamp(16px, 5vw, 64px);
  color-scheme: light;
}
[data-brand="wa"] { --accent: #A3171E; }
[data-brand="ac"] { --accent: #0E6A68; }
[data-brand="nh"] { --accent: #4136C4; }
[data-brand="mp"] { --accent: #1E3A66; }
[data-brand="mx"] { --accent: #1D6A45; }
[data-brand="bm"] { --accent: #24708C; }
[data-brand="aa"] { --accent: #8E5410; }
[data-brand="jm"] { --accent: #8A2357; }
[data-brand="e2"] { --accent: #B4400B; }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #161A20;
    --surface: #1E232B;
    --ink: #E7EAEF;
    --muted: #A3ACB9;
    --rule: #323944;
    color-scheme: dark;
  }
  :root:not([data-theme="light"]) .mark,
  :root:not([data-theme="light"]) .btn:not(.btn-quiet) { --accent-strong: color-mix(in srgb, var(--accent) 82%, white); }
  :root:not([data-theme="light"]) .link,
  :root:not([data-theme="light"]) .contact-mail,
  :root:not([data-theme="light"]) .tile .icon { color: color-mix(in srgb, var(--accent) 55%, white); }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 1.0625rem/1.6 var(--sans);
}
a { color: inherit; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

/* Marca */
.mark {
  display: inline-grid; place-items: center;
  width: 2.25rem; height: 2.25rem; border-radius: 6px;
  background: var(--accent-strong, var(--accent)); color: var(--on-accent);
  font: 700 .875rem/1 var(--display); letter-spacing: .02em;
}
.mark-lg { width: 3.5rem; height: 3.5rem; border-radius: 9px; font-size: 1.3rem; }
.brand { display: inline-flex; align-items: center; gap: .7rem; text-decoration: none; font: 650 1.05rem/1.2 var(--display); }
.brand-stack { flex-direction: column; align-items: flex-start; gap: .9rem; font-size: 1.2rem; }

/* Barra superior */
.bar {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  padding: 1.1rem var(--gutter);
  border-bottom: 1px solid var(--rule);
}
.bar nav { display: flex; align-items: center; gap: clamp(.75rem, 2.5vw, 2rem); }
.bar nav a:not(.btn) { text-decoration: none; color: var(--muted); font-size: .95rem; }
.bar nav a:not(.btn):hover { color: var(--ink); }

/* Botones y enlaces */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 2.75rem; padding: .6rem 1.25rem; border-radius: 6px;
  background: var(--accent-strong, var(--accent)); color: var(--on-accent);
  border: 1px solid transparent; font: 600 .95rem/1.2 var(--sans); text-decoration: none; cursor: pointer;
}
.btn:hover { filter: brightness(1.08); }
.btn-quiet { background: transparent; color: var(--ink); border-color: var(--rule); }
.btn-quiet:hover { border-color: var(--ink); filter: none; }
.btn-block { width: 100%; }
.link { color: var(--accent); font-weight: 600; text-underline-offset: .2em; }

/* Portada */
main { padding: 0 var(--gutter); }
.hero { padding: clamp(3rem, 10vw, 7.5rem) 0 clamp(3rem, 8vw, 6rem); max-width: 72rem; }
.wordmark {
  margin: 0 0 clamp(1.5rem, 4vw, 2.5rem);
  font: 800 clamp(3.5rem, 19vw, 9.5rem)/.88 var(--display);
  letter-spacing: -.045em;
  overflow-wrap: anywhere;
}
.wordmark.wm-long { font-size: clamp(2.6rem, 11.5vw, 7.5rem); }
.wordmark span { display: block; }
.wordmark span + span { padding-left: .55em; color: var(--muted); }
.lead { max-width: 34ch; margin: 0 0 2rem; font-size: clamp(1.2rem, 2.4vw, 1.55rem); line-height: 1.4; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.75rem; margin: 0; }

.areas { border-top: 1px solid var(--rule); padding: clamp(2.5rem, 7vw, 5rem) 0; max-width: 72rem;
  display: grid; gap: 2rem 4rem; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 860px) { .areas { grid-template-columns: minmax(0, 2fr) minmax(0, 3fr); } }
.areas h2, .contact h2 { margin: 0 0 .75rem; font: 700 clamp(1.5rem, 3vw, 2rem)/1.15 var(--display); letter-spacing: -.02em; }
.areas-head p { margin: 0; color: var(--muted); max-width: 38ch; }
.area-list { list-style: none; margin: 0; padding: 0; }
.area-list li { padding: 1.25rem 0; border-top: 1px solid var(--rule); }
.area-list li:first-child { border-top: 3px solid var(--accent); }
.area-list h3 { margin: 0 0 .3rem; font: 650 1.1rem/1.3 var(--display); }
.area-list p { margin: 0; color: var(--muted); max-width: 60ch; }

.contact { border-top: 1px solid var(--rule); padding: clamp(2.5rem, 7vw, 5rem) 0 clamp(3rem, 8vw, 6rem); max-width: 72rem; }
.contact p { margin: 0 0 1rem; color: var(--muted); }
.contact-mail { color: var(--accent); font: 700 clamp(1.4rem, 4.5vw, 2.6rem)/1.2 var(--display); letter-spacing: -.02em;
  text-decoration: none; overflow-wrap: anywhere; border-bottom: 2px solid currentColor; }

.foot {
  display: flex; flex-wrap: wrap; gap: .5rem 2rem; justify-content: space-between;
  padding: 1.5rem var(--gutter); border-top: 1px solid var(--rule); color: var(--muted); font-size: .875rem;
}

/* Acceso */
.login-main { max-width: 26rem; margin: 0 auto; padding: clamp(2.5rem, 10vh, 6rem) 16px 3rem; }
.login-main h1 { margin: 2rem 0 .4rem; font: 700 1.9rem/1.15 var(--display); letter-spacing: -.02em; }
.hint { margin: 0 0 1.5rem; color: var(--muted); }
.login-form { display: grid; gap: .4rem; }
.login-form label { font-weight: 600; font-size: .95rem; margin-top: .6rem; }
.login-form input {
  width: 100%; min-height: 3rem; padding: .7rem .85rem; border-radius: 6px;
  border: 1px solid var(--rule); background: var(--surface); color: var(--ink); font: inherit;
}
.login-form input:focus { border-color: var(--accent); outline: 2px solid color-mix(in srgb, var(--accent) 35%, transparent); outline-offset: 0; }
.login-form .btn { margin-top: 1.25rem; min-height: 3rem; }
.error, .notice { margin: 0 0 1rem; padding: .75rem .9rem; border-radius: 6px; font-size: .95rem; }
.error { background: color-mix(in srgb, #B42318 10%, var(--surface)); border: 1px solid color-mix(in srgb, #B42318 45%, transparent); }
.notice { background: var(--surface); border: 1px solid var(--rule); }
.back { margin-top: 2rem; }

/* Portal */
.logout { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; margin: 0; }
.who { color: var(--muted); font-size: .9rem; overflow-wrap: anywhere; }
.portal-main { max-width: 46rem; padding-top: clamp(2rem, 6vw, 4rem); padding-bottom: 4rem; }
.portal-main h1 { margin: 0 0 1.75rem; font: 700 clamp(1.8rem, 4vw, 2.4rem)/1.1 var(--display); letter-spacing: -.025em; }
.tile {
  display: flex; align-items: center; gap: 1.1rem; padding: 1.4rem 1.5rem;
  background: var(--surface); border: 1px solid var(--rule); border-left: 4px solid var(--accent);
  border-radius: 8px; text-decoration: none;
}
.tile:hover { border-color: var(--ink); border-left-color: var(--accent); }
.tile .icon { flex: none; width: 2.5rem; height: 2.5rem; color: var(--accent); }
.tile-text { display: grid; gap: .2rem; }
.tile-text strong { font: 700 1.35rem/1.2 var(--display); }
.tile-text span { color: var(--muted); font-size: .95rem; }
.settings { margin-top: 2.75rem; }
.settings h2 { margin: 0 0 1rem; font: 650 1.15rem/1.3 var(--display); }
.settings dl { margin: 0; display: grid; grid-template-columns: minmax(0, 1fr); }
.settings dt { color: var(--muted); font-size: .875rem; padding-top: .9rem; border-top: 1px solid var(--rule); }
.settings dd { margin: .15rem 0 .9rem; overflow-wrap: anywhere; }
@media (min-width: 640px) {
  .settings dl { grid-template-columns: 12rem minmax(0, 1fr); }
  .settings dt, .settings dd { padding: .85rem 0; margin: 0; border-top: 1px solid var(--rule); }
}

@media (max-width: 560px) {
  .bar nav a[href^="#"] { display: none; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }
@media (max-width: 420px) {
  .bar .brand > span:last-child { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  .bar { flex-wrap: nowrap; }
}