/* auth.css */
.auth-body { overflow: hidden; min-height: 100vh; }

.auth-bg {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background: var(--color-bg);
}
.auth-orb {
  position: absolute; border-radius: 50%;
  filter: blur(120px); opacity: 0.2;
}
.auth-orb-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, #22C55E, transparent);
  top: -150px; left: -100px;
}
.auth-orb-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, #F59E0B, transparent);
  bottom: -100px; right: -80px;
}
.auth-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(34,197,94,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34,197,94,0.03) 1px, transparent 1px);
  background-size: 50px 50px;
}

.auth-layout {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: 1fr 480px;
  min-height: 100vh;
}
@media (max-width: 900px) {
  .auth-layout { grid-template-columns: 1fr; }
  .auth-split-left { display: none; }
}

.auth-split-left {
  padding: 40px 60px;
  display: flex; flex-direction: column;
  background: linear-gradient(135deg, rgba(13,31,26,0.9), rgba(6,13,11,0.95));
  border-right: 1px solid var(--color-border);
}
.auth-brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; margin-bottom: 80px;
}

.auth-left-content { flex: 1; display: flex; flex-direction: column; justify-content: center; }
.auth-left-title {
  font-family: var(--font-display);
  font-size: 36px; font-weight: 800;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--color-text), var(--color-primary));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.auth-left-desc { font-size: 16px; color: var(--color-text-muted); line-height: 1.7; margin-bottom: 40px; }

.auth-left-features { display: flex; flex-direction: column; gap: 20px; }
.auth-feature-item {
  display: flex; align-items: flex-start; gap: 16px;
  padding: 16px 20px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}
.auth-feature-icon { font-size: 24px; flex-shrink: 0; }
.auth-feature-title { font-weight: 600; font-size: 15px; margin-bottom: 4px; }
.auth-feature-desc { font-size: 13px; color: var(--color-text-muted); }

.auth-split-right {
  display: flex; align-items: center; justify-content: center;
  padding: 40px 40px;
  overflow-y: auto;
}

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

.auth-card-header { margin-bottom: 32px; }
.auth-logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; margin-bottom: 28px;
}
.logo-mark-sm {
  width: 32px; height: 32px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: 7px; display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 800; font-size: 12px; color: #000;
}
.auth-logo span { font-family: var(--font-display); font-weight: 700; font-size: 16px; }

.auth-title {
  font-family: var(--font-display);
  font-size: 28px; font-weight: 800; margin-bottom: 6px;
}
.auth-sub { font-size: 15px; color: var(--color-text-muted); }

.register-perks {
  display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px;
}
.register-perks span {
  padding: 4px 10px;
  background: var(--color-primary-glow); border: 1px solid var(--color-primary);
  color: var(--color-primary); border-radius: 12px; font-size: 12px; font-weight: 500;
}

.auth-form {
    display: flex;
    flex-direction: column;
    margin-bottom: 12px;
}

.btn-auth-submit {
  width: 100%; padding: 14px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #000; font-weight: 700; font-size: 16px;
  border: none; border-radius: var(--radius-sm); cursor: pointer;
  font-family: var(--font-body); transition: all 0.2s;
  box-shadow: 0 0 30px var(--color-primary-glow);
  margin-top: 4px;
}
.btn-auth-submit:hover { transform: translateY(-1px); }
.btn-auth-submit:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.auth-divider {
  display: flex; align-items: center; gap: 12px;
  margin: 20px 0; color: var(--color-text-dim); font-size: 13px;
}
.auth-divider::before, .auth-divider::after {
  content: ''; flex: 1; height: 1px; background: var(--color-border);
}

.social-login-row { display: flex; flex-direction: column; gap: 10px; }
.btn-social-login {
  width: 100%; padding: 12px; display: flex; align-items: center; justify-content: center; gap: 10px;
  background: var(--color-surface); border: 1px solid var(--color-border);
  color: var(--color-text); font-size: 14px; font-weight: 500;
  border-radius: var(--radius-sm); cursor: pointer; font-family: var(--font-body);
  transition: all 0.2s;
}
.btn-social-login:hover { border-color: var(--color-primary); }

.auth-switch { text-align: center; font-size: 14px; color: var(--color-text-muted); margin-top: 20px; }
.auth-switch a { color: var(--color-primary); text-decoration: none; font-weight: 600; }

.password-strength { margin-top: 6px; }
.strength-bar { height: 4px; background: var(--color-surface-2); border-radius: 2px; margin-bottom: 4px; }
.strength-fill { height: 100%; border-radius: 2px; transition: all 0.3s; }
.strength-text { font-size: 12px; color: var(--color-text-muted); }