:root {
  --bg: #0a0d1a;
  --bg-2: #0f1424;
  --card: rgba(22, 28, 46, 0.72);
  --card-border: rgba(120, 140, 220, 0.16);
  --ink: #eef1fb;
  --ink-soft: #a7b0cf;
  --ink-faint: #6b749a;
  --accent: #7c8cff;
  --accent-2: #4dd7c8;
  /* Advertencia: ambar apagado. Mantiene la lectura de "precaucion" sin el
     neon del naranja anterior. */
  --accent-warm: #d9ab63;
  /* Error en texto pequeno: rosa atenuado, elegido por legibilidad sobre el
     fondo oscuro (contraste ~7:1). */
  --danger: #dd8a9a;
  /* Accion destructiva: granate. Sobrio, pero inequivocamente de riesgo. */
  --danger-1: #a84a5b;
  --danger-2: #7e344f;
  --ok: #4ddb9b;
  --radius: 18px;
  --shadow: 0 24px 60px -20px rgba(0, 0, 0, 0.65);
  --font: "Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

/* El atributo `hidden` debe ganar siempre, incluso sobre reglas con display
   propio (p.ej. .pw-input-wrap { display: flex }). Sin esto, el campo de
   contraseña se mostraría aunque el mensaje no la requiera. */
[hidden] { display: none !important; }

html, body { height: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: radial-gradient(1200px 800px at 50% -10%, var(--bg-2), var(--bg) 60%);
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* Fondo aurora animado */
.aurora {
  position: fixed;
  inset: -20% -20% auto -20%;
  height: 70vh;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(40% 60% at 20% 30%, rgba(124, 140, 255, 0.28), transparent 70%),
    radial-gradient(45% 55% at 80% 20%, rgba(77, 215, 200, 0.20), transparent 70%),
    radial-gradient(35% 50% at 55% 60%, rgba(217, 171, 99, 0.12), transparent 70%);
  filter: blur(30px);
  animation: drift 18s ease-in-out infinite alternate;
}
@keyframes drift {
  0%   { transform: translate3d(-2%, -1%, 0) scale(1); }
  100% { transform: translate3d(3%, 2%, 0) scale(1.08); }
}

/* Topbar */
.topbar {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px clamp(16px, 5vw, 48px);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
  font-size: 20px;
  letter-spacing: 0.2px;
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 42px; height: 42px;
  border-radius: 12px;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 8px 24px -6px rgba(124, 140, 255, 0.6);
}
.brand-text b { color: var(--accent-2); font-weight: 800; }
.brand-text { font-weight: 500; }

.topbar-right {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.badge-e2e {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--accent-2);
  padding: 7px 12px;
  border: 1px solid rgba(77, 215, 200, 0.28);
  border-radius: 999px;
  background: rgba(77, 215, 200, 0.06);
}

/* Selector de idioma */
.lang-switch {
  display: inline-flex;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--card-border);
  border-radius: 999px;
  background: rgba(120, 140, 220, 0.08);
}
.lang-btn {
  border: none;
  background: none;
  cursor: pointer;
  color: var(--ink-faint);
  font-family: inherit;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.4px;
  padding: 5px 11px;
  border-radius: 999px;
  transition: color 0.15s, background 0.15s;
}
.lang-btn:hover { color: var(--ink); }
.lang-btn.is-active {
  color: #0a0d1a;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
}

/* Escenario */
.stage {
  position: relative;
  z-index: 1;
  flex: 1;
  /* En columna porque la vista de crear puede mostrar dos tarjetas: el
     formulario y, debajo, los enlaces que todavía se pueden cancelar. */
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 18px;
  padding: clamp(12px, 3vw, 40px) 16px 48px;
}
.loading { color: var(--ink-faint); margin-top: 60px; }

/* Card */
.card {
  position: relative;
  width: 100%;
  max-width: 620px;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: clamp(22px, 4vw, 40px);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
  animation: rise 0.5s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}
@keyframes rise {
  from { opacity: 0; transform: translateY(14px) scale(0.99); }
  to   { opacity: 1; transform: none; }
}
.card-glow {
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(140deg, rgba(124,140,255,0.5), transparent 40%, transparent 60%, rgba(77,215,200,0.4));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0.7;
}

.headline {
  font-size: clamp(24px, 4.5vw, 34px);
  line-height: 1.12;
  margin: 4px 0 10px;
  font-weight: 800;
  letter-spacing: -0.5px;
}
.headline.small { font-size: clamp(20px, 3.5vw, 26px); }
.grad {
  background: linear-gradient(100deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.sub {
  color: var(--ink-soft);
  margin: 0 0 22px;
  line-height: 1.55;
  font-size: 15px;
}
.sub.warn { color: var(--accent-warm); }

/* Campos */
.field-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-soft);
  margin-bottom: 8px;
}
.textarea-wrap { position: relative; }
textarea {
  width: 100%;
  min-height: 150px;
  resize: vertical;
  padding: 16px 16px 30px;
  border-radius: 14px;
  border: 1px solid var(--card-border);
  background: rgba(10, 13, 26, 0.6);
  color: var(--ink);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
  transition: border-color 0.2s, box-shadow 0.2s;
}
textarea:focus {
  outline: none;
  border-color: rgba(124, 140, 255, 0.6);
  box-shadow: 0 0 0 4px rgba(124, 140, 255, 0.14);
}
.counter {
  position: absolute;
  right: 12px; bottom: 10px;
  font-size: 11.5px;
  color: var(--ink-faint);
}

/* Grupo TTL */
.ttl-group { border: none; padding: 0; margin: 22px 0 6px; }
.ttl-group legend {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-soft);
  padding: 0;
  margin-bottom: 10px;
}
.pills { display: flex; flex-wrap: wrap; gap: 8px; }
.pill {
  border: 1px solid var(--card-border);
  background: rgba(10, 13, 26, 0.5);
  color: var(--ink-soft);
  padding: 9px 14px;
  border-radius: 999px;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.16s ease;
}
.pill:hover { border-color: rgba(124, 140, 255, 0.45); color: var(--ink); }
.pill.is-active {
  color: #0a0d1a;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  border-color: transparent;
  box-shadow: 0 6px 18px -6px rgba(124, 140, 255, 0.7);
}

/* Password block */
.pw-block { margin: 24px 0 6px; }
.switch {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  cursor: pointer;
}
.switch input { position: absolute; opacity: 0; width: 0; height: 0; }
.track {
  flex: none;
  width: 46px; height: 27px;
  border-radius: 999px;
  background: rgba(120, 140, 220, 0.2);
  border: 1px solid var(--card-border);
  position: relative;
  transition: background 0.2s;
  margin-top: 2px;
}
.track::after {
  content: "";
  position: absolute;
  top: 2px; left: 2px;
  width: 21px; height: 21px;
  border-radius: 50%;
  background: #fff;
  transition: transform 0.2s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.switch input:checked + .track {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
}
.switch input:checked + .track::after { transform: translateX(19px); }
.switch input:focus-visible + .track { box-shadow: 0 0 0 4px rgba(124,140,255,0.2); }
.switch-title { display: block; font-weight: 600; font-size: 14.5px; }
.switch-desc { display: block; font-size: 12.5px; color: var(--ink-faint); margin-top: 2px; }

.pw-input-wrap {
  display: flex;
  gap: 8px;
  margin-top: 14px;
}
.pw-input-wrap input {
  flex: 1;
  padding: 13px 15px;
  border-radius: 12px;
  border: 1px solid var(--card-border);
  background: rgba(10, 13, 26, 0.6);
  color: var(--ink);
  font-size: 15px;
}
.pw-input-wrap input:focus {
  outline: none;
  border-color: rgba(124, 140, 255, 0.6);
  box-shadow: 0 0 0 4px rgba(124, 140, 255, 0.14);
}
.ghost-btn {
  /* Centra el SVG: antes alineaba un glifo de texto y quedaba sobre la
     linea base, con holgura por debajo. */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--card-border);
  background: rgba(10, 13, 26, 0.5);
  color: var(--ink-soft);
  border-radius: 12px;
  padding: 0 14px;
  cursor: pointer;
  font-size: 16px;
}
.ghost-btn:hover { color: var(--ink); }

/* Botones */
.primary, .secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  margin-top: 26px;
  padding: 15px 20px;
  border-radius: 14px;
  border: none;
  font-size: 15.5px;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.12s ease, box-shadow 0.2s, filter 0.2s;
}
.primary {
  color: #0a0d1a;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  box-shadow: 0 14px 30px -10px rgba(124, 140, 255, 0.6);
}
.primary:hover { transform: translateY(-1px); filter: brightness(1.05); }
.primary:active { transform: translateY(0); }
.primary:disabled { opacity: 0.6; cursor: progress; filter: grayscale(0.2); }
/* El granate es oscuro, asi que el texto pasa a claro: con el #0a0d1a que
   hereda de .primary quedaria ilegible. */
.primary.danger {
  color: var(--ink);
  background: linear-gradient(120deg, var(--danger-1), var(--danger-2));
  box-shadow: 0 14px 30px -10px rgba(141, 65, 89, 0.55);
}
.secondary {
  color: var(--ink);
  background: rgba(120, 140, 220, 0.12);
  border: 1px solid var(--card-border);
}
.secondary:hover { background: rgba(120, 140, 220, 0.2); }
.btn-icon { font-size: 17px; display: inline-flex; align-items: center; }
/* Sustituye al emoji ⚠️, que traia su propio naranja. Al usar currentColor
   toma el ambar de .sub.warn y acompana al resto de la paleta. */
.warn-ico { vertical-align: -3px; margin-right: 2px; }

.err {
  margin: 14px 0 0;
  color: var(--danger);
  font-size: 13.5px;
  font-weight: 600;
}

/* Resultado / enlace */
.result { text-align: center; }
.seal-anim {
  width: 64px; height: 64px;
  margin: 0 auto 16px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #0a0d1a;
  background: linear-gradient(120deg, var(--ok), var(--accent-2));
  box-shadow: 0 12px 30px -8px rgba(77, 219, 155, 0.6);
  animation: pop 0.5s cubic-bezier(0.2, 1.4, 0.4, 1) both;
}
@keyframes pop { from { transform: scale(0); } to { transform: scale(1); } }

.link-box {
  display: flex;
  gap: 8px;
  margin: 22px 0 18px;
}
.link-box input {
  flex: 1;
  padding: 14px 15px;
  border-radius: 12px;
  border: 1px solid var(--card-border);
  background: rgba(10, 13, 26, 0.7);
  color: var(--accent-2);
  font-size: 13.5px;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  overflow: hidden;
  text-overflow: ellipsis;
}
.link-box input:focus { outline: none; border-color: rgba(124,140,255,0.6); }
.copy-btn {
  border: none;
  border-radius: 12px;
  padding: 0 20px;
  font-weight: 700;
  cursor: pointer;
  color: #0a0d1a;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  transition: filter 0.15s, transform 0.1s;
  white-space: nowrap;
}
.copy-btn:hover { filter: brightness(1.06); }
.copy-btn.copied { background: linear-gradient(120deg, var(--ok), var(--accent-2)); }

.facts {
  list-style: none;
  padding: 0;
  margin: 6px 0 20px;
  text-align: left;
  display: grid;
  gap: 10px;
}
.facts li {
  position: relative;
  padding-left: 26px;
  font-size: 13.5px;
  color: var(--ink-soft);
  line-height: 1.45;
}
.facts li::before {
  content: "✓";
  position: absolute;
  left: 0; top: 0;
  color: var(--ok);
  font-weight: 800;
}

/* Vista de revelado */
.reveal { text-align: center; }
.vault-icon, .ash {
  width: 74px; height: 74px;
  margin: 0 auto 18px;
  display: grid;
  place-items: center;
  border-radius: 20px;
  font-size: 34px;
}
/* El logo de OneRead ya trae su propio fondo degradado: aqui solo se le da
   relieve. Por eso no comparte el recuadro ambar de .ash. */
.vault-icon { filter: drop-shadow(0 12px 26px rgba(124, 140, 255, 0.35)); }
/* Sin recuadro: un borde contradiria el icono, cuyas particulas se dispersan.
   El ambar sigue marcando la advertencia. Va algo mas grande que .vault-icon
   porque, al ser de trazo y no un bloque solido, pesa menos en la pagina. */
.ash { width: 86px; height: 86px; color: var(--accent-warm); }
.reveal .pw-input-wrap { max-width: 340px; margin: 0 auto; }

/* Mensaje revelado */
/* Selector de formato en la vista de lectura: más discreto que el de crear,
   porque aquí lo protagonista es el mensaje. */
.fmt-bar { justify-content: center; margin: 0 0 14px; }
.fmt-bar .pill { padding: 6px 12px; font-size: 12.5px; }

/* Resaltado de sintaxis. Los colores salen de la paleta del sitio para que el
   bloque de código no parezca pegado de otro diseño. */
.tk-key   { color: var(--accent); }
.tk-str   { color: var(--ok); }
.tk-num   { color: var(--accent-warm); }
.tk-bool  { color: var(--danger); }
.tk-punct { color: var(--ink-faint); }
.tk-kw    { color: var(--accent-2); font-weight: 700; }
.tk-com   { color: var(--ink-faint); font-style: italic; }
.tk-ident { color: var(--ink); }
.tk-sec   { color: var(--accent-2); font-weight: 700; }
.tk-val   { color: var(--ok); }

.secret-wrap { position: relative; margin: 8px 0 24px; }
.secret-text {
  margin: 0;
  padding: 20px 20px 52px;
  border-radius: 14px;
  border: 1px solid rgba(77, 215, 200, 0.3);
  background: rgba(10, 13, 26, 0.7);
  color: var(--ink);
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  /* Sin ligaduras: fuentes como Cascadia Code dibujan => como ⇒ y != como ≠.
     En un visor de secretos eso enganna, porque hay que ver exactamente los
     caracteres que se van a copiar (el `exten =>` de Asterisk, por ejemplo). */
  font-variant-ligatures: none;
  font-size: 15px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 55vh;
  overflow: auto;
}
.copy-btn.floating {
  position: absolute;
  right: 12px; bottom: 12px;
  padding: 8px 16px;
  font-size: 13px;
}

/* Gone */
.gone { text-align: center; }

/* Footer */
.footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 18px 20px 30px;
  color: var(--ink-faint);
  font-size: 12.5px;
  max-width: 620px;
  margin: 0 auto;
  line-height: 1.5;
}
.footer .copyright {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 6px 10px;
  font-size: 12px;
  color: var(--ink-faint);
}
.footer-links { display: inline-flex; align-items: center; gap: 8px; }
.footer-links a {
  color: var(--ink-soft);
  text-decoration: none;
  transition: color 0.15s ease;
}
.footer-links a:hover { color: var(--accent-2); text-decoration: underline; }
.footer-links .dot { color: var(--ink-faint); }

/* Enlace de ayuda en la cabecera */
.help-link {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: color 0.15s, background 0.15s, border-color 0.15s;
}
.help-link:hover {
  color: var(--ink);
  background: rgba(120, 140, 220, 0.1);
  border-color: var(--card-border);
}

/* Página de ayuda */
.card.help { max-width: 760px; text-align: left; }
.help-h {
  margin: 34px 0 14px;
  font-size: 17px;
  font-weight: 700;
  color: var(--accent-2);
  letter-spacing: 0.2px;
}

/* Paso a paso, con el número en un círculo de la marca. */
.steps { list-style: none; counter-reset: paso; margin: 0; padding: 0; }
.steps li {
  counter-increment: paso;
  position: relative;
  padding-left: 46px;
  margin-bottom: 18px;
}
.steps li::before {
  content: counter(paso);
  position: absolute;
  left: 0; top: 0;
  width: 30px; height: 30px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-size: 14px;
  font-weight: 800;
  color: #0a0d1a;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}
/* Solo el <b> que hace de titulo del punto. Sin el `>`, esto tambien
   alcanzaria a las negritas dentro de la descripcion y las partiria de linea. */
.steps > li > b,
.feat > li > b { display: block; margin-bottom: 3px; color: var(--ink); font-size: 15px; }
.steps span, .feat span { color: var(--ink-soft); font-size: 14.5px; line-height: 1.55; }
.steps span b, .feat span b { color: var(--ink); }

/* Características y modos de empleo */
.feat { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; }
.feat li { position: relative; padding-left: 24px; }
.feat li::before {
  content: "";
  position: absolute;
  left: 4px; top: 7px;
  width: 8px; height: 8px;
  border-radius: 2px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.help-note {
  margin: 18px 0 0;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(217, 171, 99, 0.25);
  background: rgba(217, 171, 99, 0.08);
  color: var(--accent-warm);
  font-size: 14px;
  line-height: 1.55;
}

.faq { margin: 0; }
.faq dt { margin-top: 18px; font-weight: 700; color: var(--ink); font-size: 15px; }
.faq dt:first-child { margin-top: 0; }
.faq dd { margin: 5px 0 0; color: var(--ink-soft); font-size: 14.5px; line-height: 1.6; }

.tips { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.tips li {
  position: relative;
  padding-left: 26px;
  color: var(--ink-soft);
  font-size: 14.5px;
  line-height: 1.55;
}
.tips li::before {
  content: "✓";
  position: absolute;
  left: 0; top: 0;
  color: var(--ok);
  font-weight: 800;
}

@media (max-width: 480px) {
  .link-box { flex-direction: column; }
  .copy-btn { padding: 12px; }
  .help-link { padding: 7px 8px; }
  /* En movil el selector de idioma y el sello no caben juntos junto a la
     marca: se oculta el sello, que es decorativo, y se conserva el selector,
     que es accionable. */
  .badge-e2e { display: none; }
}

/* ---------- Enlaces enviados (revocación manual) ---------- */

/* Botón que parece enlace: para acciones secundarias que no compiten con el
   botón principal de la tarjeta. */
.link-btn {
  border: none;
  background: none;
  padding: 0;
  cursor: pointer;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-faint);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.15s;
}
.link-btn:hover { color: var(--ink-soft); }
.link-btn:disabled { cursor: progress; opacity: 0.6; }
/* Cancelar destruye algo: se avisa con el color, sin gritar. */
.danger-text { color: var(--danger); display: block; margin: 16px auto 0; }
.danger-text:hover { color: var(--danger); filter: brightness(1.15); }

.card.sent { padding: clamp(18px, 3vw, 26px); }
.sent-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}
.sent-title { margin: 0; font-size: 15px; font-weight: 700; color: var(--ink); }
.sent-note {
  margin: 6px 0 14px;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--ink-faint);
}

.sent-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.sent-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--card-border);
  border-radius: 12px;
  background: rgba(10, 13, 26, 0.45);
}
.sent-meta { display: grid; gap: 2px; min-width: 0; }
.sent-id {
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-variant-ligatures: none;
  font-size: 13px;
  color: var(--ink);
  overflow-wrap: anywhere;
}
.sent-sub { font-size: 12px; color: var(--ink-faint); }

.revoke-btn {
  flex: none;
  border: 1px solid rgba(221, 138, 154, 0.35);
  background: rgba(221, 138, 154, 0.08);
  color: var(--danger);
  padding: 7px 13px;
  border-radius: 999px;
  font-family: inherit;
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.revoke-btn:hover { background: rgba(221, 138, 154, 0.16); border-color: rgba(221, 138, 154, 0.6); }
.revoke-btn:disabled { cursor: progress; opacity: 0.6; }