/* ============================================
   AUTH.CSS — LOGIN & REGISTRO
   ============================================ */

.auth-body {
  min-height: 100svh;
  background: var(--noche);
}

.auth-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 100svh;
}

/* ===== PANEL VISUAL IZQUIERDO ===== */
.auth-visual {
  position: relative;
  background: var(--carbon);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 40px;
}

.auth-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse at 30% 30%, rgba(45,80,22,0.3) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 70%, rgba(212,160,23,0.08) 0%, transparent 50%);
}

.auth-logo {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.auth-logo-name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--oro-inca);
}

.auth-logo-sub {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.3em;
  color: var(--ceniza);
  margin-top: 2px;
}

.auth-visual-content {
  position: relative;
  z-index: 2;
  text-align: center;
}

.auth-visual-symbol {
  width: 200px;
  height: 200px;
  margin: 0 auto 32px;
  opacity: 0.6;
  animation: rotateSlow 40s linear infinite;
}

.auth-visual-quote {
  font-family: var(--font-body);
  font-style: italic;
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 300;
  color: var(--pergamino);
  line-height: 1.7;
  margin-bottom: 12px;
}

.auth-visual-attr {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--oro-inca);
  opacity: 0.6;
}

.auth-visual-benefits {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  text-align: left;
}

.auth-benefit {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  color: var(--arena);
}

.auth-benefit-icon { font-size: 20px; }

.auth-visual-mountains {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 120px;
  z-index: 1;
}

.auth-visual-mountains svg { width: 100%; height: 100%; }

/* ===== PANEL FORMULARIO DERECHO ===== */
.auth-form-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 40px;
  background: var(--noche);
}

.auth-form-wrap {
  width: 100%;
  max-width: 420px;
}

.auth-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 40px;
  border-bottom: 1px solid rgba(212,160,23,0.2);
}

.auth-tab {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ceniza);
  padding: 12px 24px;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all 0.3s;
}

.auth-tab.active {
  color: var(--oro-inca);
  border-bottom-color: var(--oro-inca);
}

.auth-tab:hover:not(.active) { color: var(--arena); }

.auth-title {
  font-family: var(--font-display);
  font-size: clamp(36px, 4vw, 48px);
  font-weight: 900;
  color: var(--pergamino);
  line-height: 1;
  margin-bottom: 12px;
}

.auth-subtitle {
  font-size: 16px;
  color: var(--ceniza);
  margin-bottom: 36px;
  line-height: 1.6;
}

/* Alert */
.auth-alert {
  padding: 14px 18px;
  border-radius: 3px;
  margin-bottom: 24px;
  font-size: 14px;
  line-height: 1.5;
}
.auth-alert-error {
  background: rgba(139,58,42,0.2);
  border: 1px solid rgba(139,58,42,0.5);
  color: #E8897A;
}
.auth-alert-success {
  background: rgba(45,80,22,0.2);
  border: 1px solid rgba(90,140,53,0.5);
  color: var(--hoja);
}

/* Form elements */
.auth-form { display: flex; flex-direction: column; gap: 20px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group { display: flex; flex-direction: column; gap: 8px; }

.form-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ceniza);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.form-label-link {
  font-size: 11px;
  color: var(--oro-inca);
  text-decoration: none;
  opacity: 0.7;
  transition: opacity 0.3s;
  text-transform: none;
  letter-spacing: 0;
}
.form-label-link:hover { opacity: 1; }

.form-input {
  background: var(--corteza);
  border: 1px solid rgba(212,160,23,0.2);
  border-radius: 3px;
  padding: 14px 16px;
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--pergamino);
  outline: none;
  transition: all 0.3s;
  width: 100%;
}

.form-input::placeholder { color: var(--lodo); }

.form-input:focus {
  border-color: rgba(212,160,23,0.6);
  background: rgba(42,43,31,0.8);
  box-shadow: 0 0 0 3px rgba(212,160,23,0.1);
}

.input-password-wrap {
  position: relative;
}

.input-password-wrap .form-input { padding-right: 48px; }

.toggle-password {
  position: absolute;
  right: 14px; top: 50%;
  transform: translateY(-50%);
  background: none; border: none;
  color: var(--ceniza); cursor: pointer;
  transition: color 0.3s; padding: 4px;
}
.toggle-password:hover { color: var(--oro-inca); }

/* Password strength */
.password-strength {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 6px;
}

.strength-bar {
  flex: 1; height: 3px;
  background: var(--corteza);
  border-radius: 2px;
  overflow: hidden;
}

.strength-fill {
  height: 100%;
  width: 0%;
  border-radius: 2px;
  transition: all 0.4s ease;
}

.strength-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  min-width: 50px;
}

/* Checkbox */
.form-check {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.form-check input[type="checkbox"] {
  width: 18px; height: 18px;
  accent-color: var(--oro-inca);
  flex-shrink: 0;
  margin-top: 2px;
  cursor: pointer;
}

.form-check label {
  font-size: 14px;
  color: var(--ceniza);
  line-height: 1.6;
  cursor: pointer;
}

.form-check label a {
  color: var(--oro-inca);
  text-decoration: none;
}
.form-check label a:hover { text-decoration: underline; }

/* Submit button */
.btn-auth {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--noche);
  background: var(--oro-inca);
  border: none;
  padding: 18px 32px;
  cursor: pointer;
  transition: all 0.3s;
  margin-top: 8px;
  clip-path: polygon(8px 0%, 100% 0%, calc(100% - 8px) 100%, 0% 100%);
}

.btn-auth:hover {
  background: var(--oro-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212,160,23,0.3);
}

.btn-auth:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-loader {
  width: 20px; height: 20px;
  border: 2px solid rgba(0,0,0,0.3);
  border-top-color: var(--noche);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* Divider */
.auth-divider {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 20px 0;
}

.auth-divider::before, .auth-divider::after {
  content: '';
  flex: 1; height: 1px;
  background: rgba(212,160,23,0.15);
}

.auth-divider span {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--lodo);
}

/* Social btn */
.btn-social {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 14px;
  background: var(--corteza);
  border: 1px solid rgba(212,160,23,0.2);
  border-radius: 3px;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--arena);
  cursor: pointer;
  transition: all 0.3s;
  margin-bottom: 20px;
}

.btn-social:hover {
  border-color: rgba(212,160,23,0.4);
  background: var(--lodo);
}

/* Switch */
.auth-switch {
  text-align: center;
  font-size: 15px;
  color: var(--ceniza);
}

.auth-switch a {
  color: var(--oro-inca);
  text-decoration: none;
  font-weight: 600;
}
.auth-switch a:hover { text-decoration: underline; }

/* RESPONSIVE */
@media (max-width: 768px) {
  .auth-layout { grid-template-columns: 1fr; }
  .auth-visual { display: none; }
  .auth-form-panel { padding: 40px 24px; min-height: 100svh; }
  .form-row { grid-template-columns: 1fr; }
}