/* ============================================================
   login.css — sign-in / 2FA / error pages
   ============================================================ */
.login-container { min-height: 100vh; min-height: 100dvh; display: flex; align-items: center; justify-content: center; padding: 24px 16px; position: relative; overflow: hidden; }
.login-background { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.login-background::before { content: ''; position: absolute; top: -40%; left: -40%; width: 180%; height: 180%;
  background: radial-gradient(circle at 25% 40%, rgba(var(--primary-rgb), 0.16) 0%, transparent 45%), radial-gradient(circle at 80% 75%, rgba(var(--primary-rgb), 0.10) 0%, transparent 45%);
  animation: moveBackground 22s ease-in-out infinite; }
:root[data-theme="light"] .login-background::before { opacity: 0.7; }
@keyframes moveBackground { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(-30px, -30px); } }
.login-theme-toggle { position: absolute; top: 16px; right: 16px; z-index: 3; background: var(--surface); border: 1px solid var(--border); }

.login-layout { position: relative; z-index: 1; width: 100%; max-width: 980px; display: grid; grid-template-columns: 1.05fr 1fr; background: var(--surface); border: 1px solid var(--border); border-radius: 24px; box-shadow: var(--shadow-lg); overflow: hidden; animation: fadeInUp 0.5s var(--ease); }
.login-aside { position: relative; padding: 48px 44px; color: #fff; background: linear-gradient(160deg, #1b1b1d 0%, #141415 60%, #0f0f10 100%); display: flex; align-items: center; overflow: hidden; }
.login-aside::before { content: ''; position: absolute; inset: 0; background: radial-gradient(600px 400px at 0% 100%, rgba(var(--primary-rgb), 0.35), transparent 60%), radial-gradient(400px 300px at 100% 0%, rgba(var(--primary-rgb), 0.18), transparent 60%); }
.login-aside-inner { position: relative; }
.login-brand { display: flex; align-items: center; gap: 14px; margin-bottom: 40px; }
.brand-mark-lg { width: 52px; height: 52px; border-radius: 15px; font-size: 1.4rem; display: grid; place-items: center; color: #fff; background: linear-gradient(135deg, var(--primary), var(--primary-dark)); box-shadow: var(--shadow-primary); flex-shrink: 0; }
.login-brand-name { font-size: 1.35rem; font-weight: 700; line-height: 1.1; }
.login-brand-tag { font-size: var(--fs-xs); color: rgba(255,255,255,0.6); text-transform: uppercase; letter-spacing: 0.1em; }
.login-aside-title { font-size: 1.7rem; font-weight: 700; line-height: 1.2; color: #fff; margin-bottom: 14px; }
.login-aside-text { color: rgba(255,255,255,0.7); font-size: var(--fs-base); margin-bottom: 28px; }
.login-features { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.login-features li { display: flex; align-items: center; gap: 12px; color: rgba(255,255,255,0.85); font-size: var(--fs-base); }
.login-features i { width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; background: rgba(var(--primary-rgb), 0.18); color: var(--primary); flex-shrink: 0; font-size: 0.85rem; }

.login-card { padding: 48px 44px; display: flex; flex-direction: column; justify-content: center; min-width: 0; }
.login-logo { display: flex; flex-direction: column; align-items: center; gap: 10px; margin-bottom: 28px; }
.login-logo-text { font-size: 1.3rem; font-weight: 700; }
.login-header { margin-bottom: 26px; }
.login-title { font-size: 1.6rem; font-weight: 700; margin-bottom: 4px; }
.login-subtitle { color: var(--text-muted); font-size: var(--fs-base); }
.login-form .form-group + .form-group { margin-top: 18px; }
.login-form input:not([type="checkbox"]) { height: 48px; font-size: var(--fs-md); }
.login-form .input-action { color: var(--text-muted); }
.otp-input { text-align: center; font-family: var(--font-mono); font-size: 1.6rem !important; letter-spacing: 0.4em; height: 56px !important; }
.login-options { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin: 18px 0 22px; font-size: var(--fs-sm); }
.login-options .btn-link { background: none; border: 0; color: var(--primary-text); font-weight: 600; font-size: var(--fs-sm); cursor: pointer; }
.login-options .btn-link:hover { text-decoration: underline; }
.login-footer { margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--border); text-align: center; }
.login-footer i { margin-right: 4px; color: var(--success); }

/* Error pages reuse the card */
.error-card { max-width: 480px; width: 100%; background: var(--surface); border: 1px solid var(--border); border-radius: 24px; box-shadow: var(--shadow-lg); text-align: center; position: relative; z-index: 1; animation: fadeInUp 0.5s var(--ease); }
.error-code { font-size: 4rem; font-weight: 800; line-height: 1; color: var(--primary-text); letter-spacing: -0.03em; margin: 10px 0 6px; }

@media (max-width: 1023px) {
  .login-layout { grid-template-columns: minmax(0, 1fr); max-width: 480px; }
  .login-aside { display: none; }
  .login-card { padding: 40px 32px; }
}
@media (max-width: 479px) {
  .login-container { padding: 16px 12px; align-items: flex-start; padding-top: 64px; }
  .login-card, .error-card { padding: 32px 22px; }
  .login-layout, .error-card { border-radius: 18px; }
  .login-title { font-size: 1.4rem; }
}