/* ─── Login Page Styles ───────────────────────────────────────────── */

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

body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-bg);
  position: relative;
  overflow: hidden;
}

/* Animated background */
.login-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.login-bg::before {
  content: '';
  position: absolute;
  top: -20%;
  left: -10%;
  width: 60%;
  height: 60%;
  background: radial-gradient(ellipse, rgba(27,42,74,0.8) 0%, transparent 70%);
  animation: floatBg 8s ease-in-out infinite alternate;
}

.login-bg::after {
  content: '';
  position: absolute;
  bottom: -20%;
  right: -10%;
  width: 50%;
  height: 50%;
  background: radial-gradient(ellipse, rgba(74,159,212,0.12) 0%, transparent 70%);
  animation: floatBg 10s ease-in-out infinite alternate-reverse;
}

@keyframes floatBg {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(40px, 30px) scale(1.1); }
}

/* Geometric background triangles */
.login-triangle {
  position: fixed;
  opacity: 0.04;
  pointer-events: none;
}

.login-triangle-1 {
  width: 0;
  height: 0;
  border-left: 200px solid transparent;
  border-right: 200px solid transparent;
  border-bottom: 350px solid var(--azul-delta);
  top: -50px;
  right: 100px;
  transform: rotate(20deg);
}

.login-triangle-2 {
  width: 0;
  height: 0;
  border-left: 150px solid transparent;
  border-right: 150px solid transparent;
  border-bottom: 260px solid var(--navy-delta);
  bottom: -30px;
  left: 80px;
  transform: rotate(-15deg);
}

/* Card principal */
.login-wrapper {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 420px;
  padding: 16px;
  animation: slideUp 0.6s ease;
}

.login-card {
  background: var(--glass-bg);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 40px 36px;
  box-shadow: 0 24px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.04);
}

/* Logo area */
.login-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 36px;
}

.login-logo img {
  width: 180px;
  height: auto;
  filter: brightness(1.05);
}

.login-logo-subtitle {
  margin-top: 12px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--azul-delta);
  opacity: 0.9;
}

/* Form */
.login-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.login-form .input-group label {
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.input-field-wrapper {
  position: relative;
}

.input-field-wrapper .input-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 1rem;
  pointer-events: none;
}

.input-field-wrapper .input {
  padding-left: 38px;
}

.input-field-wrapper .input-eye {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 2px;
  line-height: 1;
}

.input-field-wrapper .input-eye:hover { color: var(--text-secondary); }

/* Login button */
.login-btn {
  margin-top: 8px;
  padding: 13px;
  font-size: 0.95rem;
  background: linear-gradient(135deg, var(--azul-delta) 0%, var(--navy-delta) 100%);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: all var(--transition-normal);
  letter-spacing: 0.02em;
  position: relative;
  overflow: hidden;
}

.login-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.1), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.login-btn:hover::before { opacity: 1; }
.login-btn:hover { transform: translateY(-1px); box-shadow: 0 8px 24px rgba(74,159,212,0.35); }
.login-btn:active { transform: translateY(0); }

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

.login-btn-content { display: flex; align-items: center; justify-content: center; gap: 8px; }

/* Error message */
.login-error {
  background: rgba(248,81,73,0.1);
  border: 1px solid rgba(248,81,73,0.3);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-size: 0.85rem;
  color: var(--color-danger);
  display: none;
  align-items: center;
  gap: 8px;
}

.login-error.show { display: flex; }

/* Footer */
.login-footer {
  text-align: center;
  margin-top: 28px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.login-footer span { color: var(--azul-delta); opacity: 0.8; }

/* Divider */
.login-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 4px 0;
}

.login-divider::before,
.login-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--surface-border);
}

.login-divider-text {
  font-size: 0.75rem;
  color: var(--text-muted);
  white-space: nowrap;
}