/* Cuentas de usuario: página «Mi cuenta», invitación y estado en el cuaderno, y sello verificado.
   Usa los tokens de site.css (claro/oscuro): --bg --surface --surface-2 --ink --muted --line --accent --fang --verd --bad. */
.cu-app [hidden], .cu-box [hidden], .t-ver[hidden], .t-ver-ok[hidden], [data-reset][hidden] { display: none !important; }

/* ---------- invitación y estado (cuaderno y página de pueblo) ---------- */
.cu-box:empty { display: none; }
.cu-invite { position: relative; display: flex; flex-wrap: wrap; align-items: center; gap: .6rem .9rem; margin-block-start: .3rem; padding: .85rem 3rem .85rem 1rem; border: 1px dashed color-mix(in srgb, var(--accent) 55%, var(--line)); border-radius: var(--r-lg); background: color-mix(in srgb, var(--accent) 6%, var(--surface)); font-size: .92rem; line-height: 1.4; max-inline-size: 38rem; animation: cu-in .5s var(--ease) both; }
.cu-invite > svg { flex: none; color: var(--accent-ink); }
.cu-invite p { flex: 1 1 14rem; margin: 0; min-inline-size: 0; }
.cu-invite strong { font-weight: 600; }
.cu-free { color: var(--muted); }
.cu-invite .btn { flex: none; }
.cu-x { position: absolute; inset-block-start: .3rem; inset-inline-end: .3rem; inline-size: 44px; block-size: 44px; display: grid; place-items: center; border: 0; border-radius: 50%; background: transparent; color: var(--muted); cursor: pointer; }
.cu-x:hover { color: var(--ink); background: var(--surface-2); }
.cu-status { display: flex; gap: .5rem; align-items: flex-start; margin: .2rem 0 0; font-size: .88rem; color: var(--muted); }
.cu-status svg { flex: none; inline-size: 18px; block-size: 18px; margin-block-start: .1rem; color: var(--verd); }
.cu-status a { color: var(--accent-ink); font-weight: 600; }
@keyframes cu-in { from { opacity: 0; transform: translateY(6px); } }

/* ---------- sello verificado ---------- */
.t-ver { display: grid; gap: .3rem; justify-items: start; }
.t-ver-btn { display: inline-flex; align-items: center; gap: .45rem; min-block-size: 44px; padding: .5rem .95rem; border-radius: 999px; border: 1.5px dashed color-mix(in srgb, var(--ink) 40%, var(--line)); background: transparent; color: var(--ink); font: 600 .88rem/1 var(--ff); cursor: pointer; transition: border-color .2s, background .2s; }
.t-ver-btn:hover { border-color: var(--ink); background: var(--surface); }
.t-ver-btn:disabled { opacity: .6; cursor: progress; }
.t-ver-btn svg { flex: none; color: var(--accent-ink); }
.t-ver-note { margin: 0; font-size: .8rem; color: var(--muted); max-inline-size: 34ch; }
.t-ver-ok { display: inline-flex; align-items: center; gap: .4rem; margin: 0; padding: .35rem .75rem .35rem .55rem; border-radius: 999px; background: color-mix(in srgb, var(--verd) 16%, var(--surface)); color: color-mix(in srgb, var(--verd) 70%, var(--ink)); font: 700 .8rem/1 var(--ff-mono); letter-spacing: .04em; text-transform: uppercase; }
.t-ver-ok svg { inline-size: 16px; block-size: 16px; color: var(--verd); }
/* disco verde con tic en la esquina del sello grande y de los del cuaderno */
.t-seal.ver .t-seal-st::after, .bk-ver { content: ""; position: absolute; inline-size: 30px; block-size: 30px; border-radius: 50%; border: 2.5px solid var(--bg); background: var(--verd) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E") center / 62% no-repeat; box-shadow: 0 2px 6px rgba(15, 31, 42, .28); }
.t-seal.ver .t-seal-st::after { inset-block-start: -6px; inset-inline-end: -6px; inline-size: 36px; block-size: 36px; }
.bk-ver { inset-block-start: 2%; inset-inline-end: 2%; z-index: 2; }
.bk-ver svg { display: none; }
@media (prefers-reduced-motion: reduce) { .cu-invite { animation: none; } }

/* ---------- página «Mi cuenta» ---------- */
.cu-page { padding-block: 0 clamp(2.5rem, 6vw, 5rem); }
.cu-load { display: none; margin: 1rem 0; color: var(--muted); }
.js .cu-load:not([hidden]) { display: block; }
.cu-view { display: grid; gap: clamp(1rem, 2.5vw, 1.6rem); margin-block-start: .6rem; }
.cu-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: clamp(1.1rem, 3vw, 2rem); box-shadow: var(--shadow); min-inline-size: 0; }
.cu-card h2 { font-size: clamp(1.35rem, 1.1rem + 1vw, 1.9rem); margin-block-end: .4em; }
.cu-card h2:focus-visible { outline: none; }
.cu-note { margin: 0; padding: .85rem 1.1rem; border-radius: var(--r); font-weight: 500; border: 1.5px solid; }
.cu-note--warn { border-color: var(--bad); background: color-mix(in srgb, var(--bad) 8%, var(--surface)); }
.cu-note--ok { border-color: var(--verd); background: color-mix(in srgb, var(--verd) 10%, var(--surface)); }

.cu-login { display: grid; grid-template-columns: minmax(0, .7fr) minmax(0, 1.3fr); gap: clamp(1.2rem, 4vw, 3rem); align-items: center; max-inline-size: 58rem; }
.cu-fan { display: flex; justify-content: center; align-items: center; padding-block: .6rem; }
.cu-fan svg { inline-size: clamp(78px, 8vw, 100px); block-size: auto; flex: none; margin-inline-start: -1.8rem; filter: drop-shadow(0 8px 12px rgba(15, 31, 42, .2)); }
.cu-fan svg:first-child { margin-inline-start: 0; }
.cu-fan svg:nth-child(1) { rotate: -9deg; } .cu-fan svg:nth-child(2) { rotate: 3deg; translate: 0 -10px; } .cu-fan svg:nth-child(3) { rotate: 10deg; }
.cu-sub { margin: 0 0 1rem; color: var(--muted); }
.cu-local { margin: 0 0 1rem; padding: .6rem .9rem; border-radius: var(--r); background: color-mix(in srgb, var(--fang) 9%, var(--surface)); font-size: .92rem; }
.cu-google { margin-block-end: .2rem; min-block-size: 44px; max-inline-size: 22rem; }
.cu-or { display: flex; align-items: center; gap: .8rem; margin: 1rem 0; color: var(--muted); font: 500 .74rem/1 var(--ff-mono); letter-spacing: .1em; text-transform: uppercase; }
.cu-or::before, .cu-or::after { content: ""; flex: 1; block-size: 1px; background: var(--line); }

.cu-card label, .cu-danger label { display: block; font-weight: 600; font-size: .95rem; margin-block-end: .4rem; }
.cu-opt { font-weight: 500; color: var(--muted); }
.cu-card input:not([type=checkbox]), .cu-card select, .cu-danger input { inline-size: 100%; min-block-size: 48px; padding: .75rem .9rem; font: 400 16px/1.4 var(--ff); color: var(--ink); background: var(--bg); border: 1.5px solid color-mix(in srgb, var(--ink) 55%, var(--surface)); border-radius: var(--r); }
.cu-card input:hover, .cu-card select:hover, .cu-danger input:hover { border-color: var(--ink); }
.cu-card input:focus-visible, .cu-card select:focus-visible, .cu-danger input:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-color: var(--accent); background: var(--surface); }
.cu-card input[aria-invalid="true"] { border-color: var(--bad); background: color-mix(in srgb, var(--bad) 7%, var(--surface)); }
.cu-row { display: flex; flex-wrap: wrap; gap: .6rem; }
.cu-row input { flex: 1 1 14rem; inline-size: auto !important; }
.cu-row .btn { flex: 0 0 auto; }
.cu-hint { margin: .55rem 0 0; font-size: .85rem; color: var(--muted); }
.cu-err { margin: .4rem 0 0; font-size: .9rem; font-weight: 600; color: var(--bad); }
.cu-err:empty { display: none; }
.cu-sent { padding: 1rem 1.1rem; border-radius: var(--r); background: color-mix(in srgb, var(--verd) 10%, var(--surface)); border: 1.5px solid var(--verd); }
.cu-sent:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.cu-sent h3 { margin: 0 0 .3em; }
.cu-fine { margin: 0; max-inline-size: 58rem; font-size: .88rem; color: var(--muted); }
.cu-fine a { color: var(--accent-ink); font-weight: 600; }

.cu-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(1rem, 2.5vw, 1.6rem); align-items: start; }
.cu-grid--2 { grid-template-columns: 1fr 1fr; }
.cu-book { display: grid; gap: .5rem; justify-items: start; background: color-mix(in srgb, var(--fang) 5%, var(--surface)); }
.cu-book h2 { margin: 0; }
.cu-kicker { margin: .6rem 0 0; font: 500 .74rem/1 var(--ff-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.cu-count { margin: 0; display: flex; align-items: baseline; gap: .15rem; font: 400 clamp(3rem, 2.2rem + 3vw, 4.4rem)/1 var(--ff-display); letter-spacing: -.03em; color: var(--fang); }
.cu-count span { font-size: .45em; color: var(--muted); }
.cu-count-t { margin: 0; }
.cu-bar { inline-size: 100%; block-size: 10px; border-radius: 99px; background: var(--surface-2); overflow: hidden; border: 1px solid var(--line); }
.cu-bar i { display: block; block-size: 100%; inline-size: var(--p, 0%); background: var(--fang); border-radius: 99px; transition: inline-size .9s var(--ease); }
.cu-ver, .cu-saved { display: flex; align-items: center; gap: .45rem; margin: 0; color: color-mix(in srgb, var(--verd) 70%, var(--ink)); font-size: .9rem; font-weight: 600; }
.cu-ver svg, .cu-saved svg { color: var(--verd); flex: none; }
.cu-book .btn { margin-block-start: .6rem; }
.cu-kv { display: grid; gap: .15rem; margin: 0 0 1rem; }
.cu-kv span { font: 500 .74rem/1 var(--ff-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.cu-kv b { overflow-wrap: anywhere; }
.cu-prof { display: grid; gap: .5rem; }
.cu-prof label:not(:first-child) { margin-block-start: .6rem; }
.cu-actions { display: flex; flex-wrap: wrap; align-items: center; gap: .8rem; margin-block-start: .9rem; }
.cu-inline { font-size: .9rem; font-weight: 600; color: color-mix(in srgb, var(--verd) 70%, var(--ink)); }
.cu-inline[data-ok="0"] { color: var(--bad); }
.cu-card p { max-inline-size: 60ch; }
.cu-check { display: flex !important; gap: .8rem; align-items: flex-start; min-block-size: 44px; margin-block-end: 1rem !important; cursor: pointer; font-weight: 400 !important; }
.cu-check input { inline-size: 24px !important; min-block-size: 24px !important; block-size: 24px; flex: none; margin: .1rem 0 0; padding: 0; accent-color: var(--accent); cursor: pointer; }
.cu-check span { display: grid; gap: .15rem; }
.cu-check small { color: var(--muted); font-size: .85rem; }

.cu-danger { border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface); }
.cu-danger summary { padding: 1rem 1.3rem; min-block-size: 48px; cursor: pointer; font-weight: 600; color: var(--bad); }
.cu-danger-in { padding: 0 1.3rem 1.3rem; display: grid; gap: .3rem; }
.cu-danger-in p { margin: 0 0 .6rem; max-inline-size: 60ch; }
.btn-danger { background: var(--bad); color: #fff; }
.btn-danger:hover { background: color-mix(in srgb, var(--bad), black 14%); }
.btn-danger:disabled { opacity: .45; cursor: not-allowed; transform: none; }

@media (max-width: 860px) {
  .cu-login { grid-template-columns: 1fr; }
  .cu-fan { justify-content: flex-start; }
  .cu-grid, .cu-grid--2 { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .cu-row .btn { flex: 1 1 100%; }
  .cu-invite { padding-inline-end: 2.6rem; }
}
/* el iframe del botón de Google hereda color-scheme oscuro y pinta un fondo blanco alrededor: se deja en el esquema normal */
.cu-google iframe { color-scheme: normal; }

/* Rendimiento (CLS): mientras se comprueba la sesión solo hay una línea («Cargando…»); al pintar el acceso/cuaderno el pie de página saltaba (CLS 0,46 en móvil).
   Se reserva la altura del acceso (medida en 360-1440 px) solo durante la carga; después manda el contenido. */
.js .cu-app:has(> .cu-load:not([hidden])) { min-block-size: 765px; }
@media (min-width: 600px) { .js .cu-app:has(> .cu-load:not([hidden])) { min-block-size: 600px; } }
@media (min-width: 1024px) { .js .cu-app:has(> .cu-load:not([hidden])) { min-block-size: 520px; } }