/* Acceso: el mismo lienzo, tipografía y controles que la bienvenida del explorador. */
@import url('/tokens.css');

:root {
  color-scheme: light;
  --canvas-dot: rgb(0 0 0 / 0.075);
  --login-glass: rgb(255 255 255 / 0.72);
  --login-shadow: 0 1px 3px rgb(0 0 0 / 0.06);
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --background: #111113;
    --foreground: #f5f5f7;
    --surface: #1c1c1e;
    --surface-hover: #2c2c2e;
    --muted-foreground: #a1a1a6;
    --border: #38383a;
    --control-border: #7c7c82;
    --primary: #f5f5f7;
    --primary-hover: #e8e8ed;
    --primary-foreground: #1d1d1f;
    --ring: #f5f5f7;
    --error: #ff6961;
    --error-soft: #321d1d;
    --canvas-dot: rgb(255 255 255 / 0.06);
    --login-glass: rgb(36 36 40 / 0.7);
    --login-shadow: 0 1px 3px rgb(0 0 0 / 0.3);
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  background-color: var(--background);
  background-image: radial-gradient(var(--canvas-dot) 1px, transparent 1.2px);
  background-size: 22px 22px;
  color: var(--foreground);
  font: 14px/1.5 var(--font-sans);
  -webkit-font-smoothing: antialiased;
}
header { padding: 28px 24px 0; text-align: center; }
.login-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--login-glass);
  box-shadow: var(--login-shadow);
  -webkit-backdrop-filter: blur(28px);
  backdrop-filter: blur(28px);
  text-align: left;
  font-size: 14px;
  font-weight: 600;
}
.login-brand svg { width: 28px; height: 28px; fill: var(--surface); stroke: currentColor; stroke-width: 1.5; }
.login-brand small { display: block; color: var(--muted-foreground); font-size: 11px; font-weight: 400; }
main { flex: 1; display: grid; place-items: center; padding: 48px 24px; }
.login-content { width: min(560px, 100%); text-align: center; }
h1 { margin: 0 0 12px; font: 600 40px/1.15 var(--font-serif); letter-spacing: -0.02em; text-wrap: balance; }
.bajada { max-width: 28em; margin: 0 auto 32px; color: var(--muted-foreground); font-size: 17px; line-height: 25px; text-wrap: pretty; }
form { display: grid; gap: 20px; width: min(380px, 100%); margin: 0 auto; text-align: left; }
.campo { display: grid; gap: 8px; }
label { padding-left: 18px; font-size: 13px; font-weight: 600; }
input {
  width: 100%;
  min-width: 0;
  height: 52px;
  padding: 0 20px;
  border: 1px solid var(--control-border);
  border-radius: 999px;
  background: var(--surface);
  box-shadow: var(--login-shadow);
  color: var(--foreground);
  font: inherit;
  font-size: 16px;
  transition: border-color 140ms;
}
input:hover { border-color: var(--foreground); }
input:focus-visible, button:focus-visible { outline: 2px solid var(--ring); outline-offset: 3px; }
button {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 50px;
  margin-top: 4px;
  padding: 12px 20px;
  border: 1px solid var(--primary);
  border-radius: 999px;
  background: var(--primary);
  color: var(--primary-foreground);
  font: 600 14px/20px var(--font-sans);
  cursor: pointer;
  transition: background-color 140ms, border-color 140ms;
}
button:hover { background: var(--primary-hover); border-color: var(--primary-hover); }
button svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
/* Ingreso sin contraseña: button-secondary de DESIGN.md, con el ancho del formulario. */
.separador {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: min(380px, 100%);
  margin: var(--space-5) auto;
  color: var(--muted-foreground);
  font-size: var(--text-xs);
}
.separador::before, .separador::after { content: ''; flex: 1; border-top: var(--border-width) solid var(--border); }
.invitado button { margin-top: 0; border-color: var(--surface-hover); background: var(--surface-hover); color: var(--foreground); }
.invitado button:hover { border-color: var(--control-border); background: var(--surface-hover); }
.error { margin: 0; padding: 14px 18px; border: 1px solid var(--error); border-radius: 14px; background: var(--error-soft); color: var(--error); font-size: 13px; }
.footnote { margin: 24px 0 0; color: var(--muted-foreground); font-size: 12px; }
footer { padding: 0 24px 24px; text-align: center; color: var(--muted-foreground); font-size: 12px; line-height: 20px; }

@media (max-width: 480px) {
  header { padding-top: 20px; }
  main { padding: 36px 24px; }
  h1 { font-size: 30px; line-height: 36px; }
  .bajada { font-size: 16px; line-height: 24px; margin-bottom: 28px; }
  footer { padding-bottom: max(20px, env(safe-area-inset-bottom)); }
}
@media (prefers-reduced-motion: reduce) { input, button { transition: none; } }
@media (prefers-reduced-transparency: reduce), (prefers-contrast: more) {
  .login-brand { background: var(--surface); -webkit-backdrop-filter: none; backdrop-filter: none; }
}
@media (forced-colors: active) { button { border-color: ButtonText; } }