@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&display=swap");

/* ========= Reset + base ========= */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
:root{
  /* Tamaños fluidos y espacios */
  --fs-base: clamp(14px, 0.9vw + 0.6rem, 16px);
  --fs-h1: clamp(22px, 2.2vw + 1rem, 36px);
  --radius: 12px;
  --shadow: 0 0 10px rgba(0,0,0,.2);
  --field-h: clamp(44px, 7svh, 52px);
  --btn-h: clamp(44px, 7svh, 48px);
  --pad-x: clamp(16px, 4vw, 40px);
  --pad-y: clamp(18px, 3.5vh, 30px);
}

html, body {
  height: 100%;
}
body {
  font-family: "Poppins", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  font-size: var(--fs-base);
  line-height: 1.35;
  color: #fff;

  /* Centrado flexible y seguro en móviles con notch */
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100svh;
  padding: max(12px, env(safe-area-inset-top))
           max(12px, env(safe-area-inset-right))
           max(12px, env(safe-area-inset-bottom))
           max(12px, env(safe-area-inset-left));

  /* El fondo real se define en el <style> inline del PHP.
     Esto sirve como fallback si ese estilo no carga. */
  background: url('img.jpg') no-repeat center / cover fixed;
}

/* ========= Card ========= */
.wrapper {
  width: min(420px, 92vw);
  background: color-mix(in oklab, #000 10%, transparent);
  border: 2px solid rgba(255, 255, 255, .18);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
  color: #fff;
  border-radius: var(--radius);
  padding: var(--pad-y) var(--pad-x);
}

/* Fallback si el navegador no soporta blur del fondo */
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .wrapper {
    background: rgba(20, 25, 35, .85);
  }
}

.wrapper h1 {
  font-size: var(--fs-h1);
  text-align: center;
  margin-bottom: clamp(8px, 2vh, 12px);
}

/* ========= Campos ========= */
.wrapper .input-box {
  position: relative;
  width: 100%;
  height: var(--field-h);
  margin: clamp(16px, 2.6vh, 22px) 0;
}

.input-box input {
  width: 100%;
  height: 100%;
  background: transparent;
  border: 2px solid rgba(255, 255, 255, .24);
  border-radius: 40px;
  outline: none;
  font-size: clamp(14px, 0.7vw + .7rem, 16px);
  color: #fff;
  padding: 0 clamp(44px, 3.4vw, 52px) 0 20px;
  transition: border-color .2s ease, box-shadow .2s ease;
}

.input-box input::placeholder { color: rgba(255,255,255,.85); }

.input-box input:focus-visible {
  border-color: #fff;
  box-shadow: 0 0 0 3px rgba(255,255,255,.18);
}

/* Icono dentro del input */
.input-box i {
  position: absolute;
  right: clamp(14px, 2.2vw, 20px);
  top: 50%;
  transform: translateY(-50%);
  font-size: clamp(18px, 1.2vw + .6rem, 20px);
  pointer-events: none;
  color: rgba(255,255,255,.9);
}

/* ========= Recordarme / Olvidé ========= */
.wrapper .remember-forgot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  font-size: clamp(12.5px, 0.5vw + .65rem, 14.5px);
  margin: -10px 0 14px;
  flex-wrap: wrap;
}

.remember-forgot label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.remember-forgot label input {
  accent-color: #fff;
}

.remember-forgot a {
  color: #fff;
  text-decoration: none;
}
.remember-forgot a:hover { text-decoration: underline; }

/* ========= Botón principal ========= */
.wrapper .btn {
  width: 100%;
  height: var(--btn-h);
  background: #fff;
  border: none;
  outline: none;
  border-radius: 40px;
  box-shadow: 0 0 10px rgba(0, 0, 0, .1);
  cursor: pointer;
  font-size: clamp(15px, 0.8vw + .7rem, 16px);
  color: #333;
  font-weight: 700;
  transition: transform .04s ease, filter .15s ease;
}
.wrapper .btn:active { transform: translateY(1px); }
.wrapper .btn:hover { filter: brightness(0.97); }

/* ========= Registro ========= */
.wrapper .register-link {
  font-size: clamp(12.5px, 0.5vw + .65rem, 14.5px);
  text-align: center;
  margin: clamp(14px, 2vh, 20px) 0 0;
}

.wrapper .register-link p a {
  color: #fff;
  text-decoration: none;
  font-weight: 600;
}
.wrapper .register-link p a:hover { text-decoration: underline; }

/* ========= MODALES (error y recuperación) ========= */

.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  inset: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,.55);
  justify-content: center;
  align-items: center;
  padding: 12px;
}

.modal-content {
  width: min(360px, 92vw);
  background: color-mix(in oklab, #020617 86%, transparent);
  border-radius: var(--radius);
  padding: 18px 20px 20px;
  box-shadow: 0 0 20px rgba(0,0,0,.45);
  text-align: center;
  border: 1px solid rgba(255,255,255,.22);
  color: #fff;
}

.modal-title {
  font-size: clamp(18px,1.4vw + 0.7rem,20px);
  font-weight: 700;
  margin-bottom: 6px;
}

.modal-text {
  font-size: 0.9rem;
  margin-bottom: 12px;
  opacity: .9;
}

/* Formulario dentro del modal */
.modal-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.modal-input {
  width: 100%;
  height: var(--field-h);
  border-radius: 40px;
  border: 2px solid rgba(255,255,255,.24);
  background: transparent;
  color: #fff;
  padding: 0 18px;
  font-size: .95rem;
  outline: none;
  transition: border-color .2s ease, box-shadow .2s ease;
}

.modal-input::placeholder {
  color: rgba(255,255,255,.8);
}

.modal-input:focus-visible {
  border-color: #fff;
  box-shadow: 0 0 0 3px rgba(255,255,255,.18);
}

/* Botones del modal */
.modal-actions {
  margin-top: 10px;
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.modal-btn {
  min-width: 120px;
  height: var(--btn-h);
  border-radius: 40px;
  border: 0;
  cursor: pointer;
  font-weight: 700;
  font-size: clamp(14px, 0.8vw + .6rem, 15px);
  box-shadow: 0 0 10px rgba(0,0,0,.25);
  transition: transform .04s ease, filter .15s ease;
}

.modal-btn-primary {
  background: #fff;
  color: #333;
}

.modal-btn-close {
  background: #e53935;
  color: #fff;
}

.modal-btn:active {
  transform: translateY(1px);
}

.modal-btn:hover {
  filter: brightness(0.97);
}

/* ========= Responsivo fino ========= */
/* Tablet (≤ 992px) */
@media (max-width: 992px){
  :root{
    --radius: 12px;
  }
  .wrapper{
    width: min(520px, 92vw);
    padding: calc(var(--pad-y) * .95) calc(var(--pad-x) * .95);
  }
}

/* Móvil (≤ 600px) */
@media (max-width: 600px){
  :root{
    --radius: 12px;
  }
  body{
    padding: max(10px, env(safe-area-inset-top))
             max(10px, env(safe-area-inset-right))
             max(10px, env(safe-area-inset-bottom))
             max(10px, env(safe-area-inset-left));
  }
  .wrapper{
    width: 94vw;
    padding: clamp(16px, 4.5vw, 22px) clamp(14px, 4vw, 20px);
    border-width: 1.5px;
  }
  .input-box { margin: 16px 0; }
  .remember-forgot{
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    margin: 0 0 14px;
  }
}

/* Accesibilidad: foco visible para tab-users */
:focus-visible {
  outline: 2px solid rgba(255,255,255,.6);
  outline-offset: 2px;
}

/* Reduce animaciones si el usuario lo prefiere */
@media (prefers-reduced-motion: reduce){
  .wrapper .btn { transition: none; }
  .input-box input { transition: none; }
  .modal-btn { transition: none; }
}