/* Estilos de la pantalla de login. Es pública, así que no depende de styles.css. */

:root {
  --bg: #f4f5f7;
  --card: #ffffff;
  --input-bg: #ffffff;
  --border: #dfe3e8;
  --text: #1b1f24;
  --muted: #6b7280;
  --accent: #d2650d;
  --peligro: #dc2626;
  --sombra: 0 10px 40px rgba(16, 24, 40, 0.1);
}

:root[data-theme="dark"] {
  --bg: #101215;
  --card: #181b20;
  --input-bg: #1f232a;
  --border: #2b3038;
  --text: #e8eaed;
  --muted: #9aa3af;
  --accent: #d9782f;
  --peligro: #f87171;
  --sombra: 0 10px 40px rgba(0, 0, 0, 0.5);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 15px;
  /* Gradientes suaves del color de acento, para que no sea un fondo plano. */
  background-image:
    radial-gradient(60rem 30rem at 12% -10%, rgba(210, 101, 13, 0.16), transparent 60%),
    radial-gradient(50rem 28rem at 105% 110%, rgba(210, 101, 13, 0.12), transparent 60%);
  background-attachment: fixed;
}

.tarjeta {
  width: 100%;
  max-width: 380px;
  padding: 32px 28px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--sombra);
}

.encabezado {
  text-align: center;
  margin-bottom: 22px;
}

.logo {
  width: 56px;
  height: 56px;
  margin: 0 auto 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--border);
  overflow: hidden;
}

.logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.encabezado h1 {
  margin: 0;
  font-size: 22px;
}

.encabezado p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 13px;
}

form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

label.campo {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
}

input[type="text"],
input[type="password"] {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--input-bg);
  color: var(--text);
  font: inherit;
  font-weight: 400;
}

input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.clave {
  position: relative;
}

.clave input {
  padding-right: 44px;
}

.ver {
  position: absolute;
  top: 50%;
  right: 6px;
  transform: translateY(-50%);
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--muted);
  font-size: 15px;
  cursor: pointer;
}

.ver:hover {
  color: var(--accent);
}

.recordar {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
  font-weight: 500;
  cursor: pointer;
}

button[type="submit"] {
  padding: 11px 14px;
  border: 1px solid var(--accent);
  border-radius: 9px;
  background: var(--accent);
  color: #fff;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

button[type="submit"]:hover:not(:disabled) {
  filter: brightness(1.06);
}

button[type="submit"]:disabled {
  opacity: 0.7;
  cursor: default;
}

.error {
  margin: 0;
  padding: 9px 11px;
  border: 1px solid var(--peligro);
  border-radius: 9px;
  background: rgba(220, 38, 38, 0.08);
  color: var(--peligro);
  font-size: 13px;
}

.error[hidden] {
  display: none;
}

.pie {
  margin-top: 18px;
  text-align: center;
}

.tema {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: transparent;
  color: var(--muted);
  padding: 6px 10px;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}

.tema:hover {
  color: var(--accent);
  border-color: var(--accent);
}