/*
 * Pantalla de login: panel de marca a la izquierda, formulario a la derecha.
 * En mobile el panel de marca pasa arriba, más bajo y sin ilustración.
 * Se carga solo desde login.html, encima de styles.css.
 */

.login-page {
  --login-blue: #2677a6;
  --login-blue-dark: #1f6f9e;
  --login-blue-hover: #185f89;
  --login-accent: #00a6e9;
  --login-text: #111827;
  --login-muted: #66788a;
  --login-field: #eef5ff;
  --login-border: #a9bed1;

  min-height: 100vh;
  background: #fff;
  color: var(--login-text);
}

.login-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

/* ---------- panel de marca ---------- */

.login-brand-panel {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 64px;
  overflow: hidden;
  background: var(--login-blue);
}

.login-brand-content {
  width: min(560px, 86%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
}

.login-brand-illustration {
  width: min(470px, 92%);
  height: auto;
  object-fit: contain;
}

.login-brand-logo {
  width: min(390px, 76%);
  height: auto;
  object-fit: contain;
}

/* ---------- panel del formulario ---------- */

.login-content-panel {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 56px 72px;
}

.login-card {
  width: min(100%, 420px);
}

.login-title {
  margin: 0;
  max-width: 390px;
  color: var(--login-accent);
  font-size: clamp(25px, 2.1vw, 34px);
  line-height: 1.08;
  letter-spacing: -.02em;
}

.login-description {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--login-muted);
}

.login-intro {
  margin: 22px 0 34px;
  font-size: 17px;
  line-height: 1.4;
  color: var(--login-text);
}

.login-card .alert {
  margin-bottom: 20px;
}

.login-field {
  margin-bottom: 20px;
}

.login-label {
  display: inline-block;
  margin-bottom: 8px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
}

.login-required {
  color: var(--danger);
}

.login-input {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  border: 1px solid var(--login-border);
  border-radius: 9px;
  background: var(--login-field);
  color: var(--login-text);
  font: inherit;
  font-size: 15px;
  outline: none;
  transition: border-color .15s ease, box-shadow .15s ease, background .15s ease;
}

.login-input:focus {
  background: #fff;
  border-color: var(--login-blue);
  box-shadow: 0 0 0 3px rgba(38, 119, 166, .14);
}

.login-help {
  margin: 7px 0 0;
  font-size: 12px;
  line-height: 1.35;
  color: var(--login-muted);
}

/* El botón del ojito y el wrapper (.password-field) son los compartidos
   de styles.css; acá solo se ajusta el ícono al alto del input. */
.login-page .toggle-password {
  right: 10px;
  color: #6f879a;
}

.login-submit {
  width: 100%;
  min-height: 48px;
  margin-top: 2px;
  border: 0;
  border-radius: 9px;
  background: var(--login-blue-dark);
  color: #fff;
  font: inherit;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: background .15s ease, transform .08s ease;
}

.login-submit:hover { background: var(--login-blue-hover); }
.login-submit:active { transform: translateY(1px); }
.login-submit:focus-visible {
  outline: 3px solid rgba(0, 166, 233, .28);
  outline-offset: 2px;
}

/* ---------- leyenda institucional al pie del formulario ---------- */

.login-institutional {
  padding-top: 42px;
}

.login-institutional img {
  width: min(300px, 78%);
  height: auto;
  margin-bottom: 10px;
  object-fit: contain;
}

.login-institutional p {
  max-width: 560px;
  margin: 0;
  font-size: 11px;
  line-height: 1.35;
  color: #6c7b88;
}

/* ---------- mobile ---------- */

@media (max-width: 760px) {
  .login-shell {
    display: block;
    min-height: 0;
  }

  .login-brand-panel {
    min-height: 0;
    height: 210px;
    padding: 24px 0;
  }

  .login-brand-content {
    width: min(420px, 88vw);
    gap: 0;
  }

  .login-brand-illustration {
    display: none;
  }

  .login-brand-logo {
    width: min(350px, 80vw);
  }

  .login-content-panel {
    min-height: 0;
    display: block;
    padding: 52px 28px 64px;
  }

  .login-card {
    width: 100%;
    max-width: 420px;
    margin: 0 auto;
  }

  .login-title {
    max-width: 360px;
    font-size: 26px;
  }

  .login-intro {
    margin: 20px 0 31px;
    font-size: 15px;
  }

  .login-institutional {
    padding-top: 38px;
  }

  .login-institutional img {
    width: min(280px, 72vw);
  }

  .login-institutional p {
    font-size: 10px;
    line-height: 1.4;
  }
}

@media (max-width: 430px) {
  .login-brand-panel { height: 195px; }
  .login-brand-logo { width: min(320px, 82vw); }
  .login-content-panel { padding-left: 22px; padding-right: 22px; }
  .login-title { font-size: 24px; }
}