/* ATMS Login Page — dynamic responsive layout */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

.login-page {
  font-family: var(--font);
  min-height: 100vh;
  color: var(--text-primary);
  background: var(--login-body-bg);
  overflow-x: hidden;
  position: relative;
}

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

.login-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 30% 40%, black 20%, transparent 75%);
  animation: loginGridDrift 24s linear infinite;
}

.login-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.55;
  animation: loginOrbFloat 14s ease-in-out infinite;
}

.login-orb-1 {
  width: 420px;
  height: 420px;
  top: -120px;
  left: -80px;
  background: var(--login-orb-1);
}

.login-orb-2 {
  width: 360px;
  height: 360px;
  bottom: 10%;
  right: 28%;
  background: var(--login-orb-2);
  animation-delay: -4s;
}

.login-orb-3 {
  width: 280px;
  height: 280px;
  top: 35%;
  left: 42%;
  background: var(--login-orb-3);
  animation-delay: -8s;
}

@keyframes loginOrbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(24px, -18px) scale(1.05); }
  66% { transform: translate(-16px, 22px) scale(0.96); }
}

@keyframes loginGridDrift {
  from { transform: translateY(0); }
  to { transform: translateY(48px); }
}

/* Theme toggle */
.login-theme-toggle {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 20;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--login-glass-border);
  border-radius: 999px;
  background: var(--login-glass-bg);
  backdrop-filter: blur(12px);
  color: var(--login-input-text);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.login-theme-toggle:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.login-theme-icon {
  font-size: 1rem;
  line-height: 1;
}

/* Layout — centered login */
.login-wrapper {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 24px 16px;
}

.login-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 440px;
}

.login-card {
  width: min(100%, 440px);
  padding: clamp(24px, 4vw, 36px);
  border-radius: var(--radius-lg);
  background: var(--login-glass-bg);
  border: 1px solid var(--login-glass-border);
  backdrop-filter: blur(18px);
  box-shadow: var(--login-card-shadow);
  animation: loginCardIn 0.75s cubic-bezier(0.22, 1, 0.36, 1) both;
  animation-delay: 0.12s;
}

.login-card-badge {
  display: inline-block;
  padding: 4px 10px;
  margin-bottom: 12px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--primary-light);
  background: var(--login-badge-bg);
  border: 1px solid var(--login-badge-border);
}

.login-card-header {
  text-align: center;
  margin-bottom: 8px;
}

.login-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-bottom: 20px;
}

.login-logo-icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  font-size: 1.5rem;
  border-radius: var(--radius-lg);
  background: var(--login-logo-bg);
  box-shadow: var(--login-logo-shadow);
  flex-shrink: 0;
}

.login-card-header h1 {
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  line-height: 1.1;
  color: var(--login-input-text);
  text-align: left;
}

.login-logo-sub {
  font-size: 0.78rem;
  color: var(--login-subtitle);
  margin-top: 2px;
  text-align: left;
}

.login-card-header h2 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--login-input-text);
}

.login-card-header .subtitle {
  color: var(--login-subtitle);
  font-size: 0.92rem;
  margin-bottom: 24px;
}

.login-form .form-group {
  margin-bottom: 18px;
}

.login-form label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--login-label);
  margin-bottom: 8px;
}

.input-wrap {
  position: relative;
  display: flex;
  align-items: center;
  border: 1px solid var(--login-input-border);
  border-radius: var(--radius);
  background: var(--login-input-bg);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.input-wrap.is-focused {
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px var(--login-input-focus-ring);
  transform: translateY(-1px);
}

.input-icon {
  padding-left: 14px;
  font-size: 0.95rem;
  opacity: 0.7;
  pointer-events: none;
}

.login-form input {
  flex: 1;
  width: 100%;
  padding: 12px 12px 12px 8px;
  border: none;
  background: transparent;
  color: var(--login-input-text);
  -webkit-text-fill-color: var(--login-input-text);
  caret-color: var(--login-input-text);
  font-size: 0.95rem;
  font-weight: 500;
}

.login-form input:disabled {
  color: var(--login-placeholder);
  -webkit-text-fill-color: var(--login-placeholder);
  opacity: 1;
}

.login-form input:-webkit-autofill,
.login-form input:-webkit-autofill:hover,
.login-form input:-webkit-autofill:focus {
  -webkit-text-fill-color: var(--login-input-text) !important;
  box-shadow: 0 0 0 1000px var(--login-input-bg) inset !important;
  transition: background-color 5000s ease-in-out 0s;
}

.login-form input:focus {
  outline: none;
}

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

.input-toggle {
  border: none;
  background: transparent;
  padding: 0 14px;
  cursor: pointer;
  font-size: 1rem;
  opacity: 0.75;
  transition: opacity var(--transition);
}

.input-toggle:hover {
  opacity: 1;
}

.login-btn {
  position: relative;
  width: 100%;
  margin-top: 8px;
  padding: 13px 16px;
  border: none;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--text-on-primary);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
}

.login-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255, 255, 255, 0.22) 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform 0.55s ease;
}

.login-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px var(--login-btn-shadow);
}

.login-btn:hover:not(:disabled)::before {
  transform: translateX(120%);
}

.login-btn:disabled {
  opacity: 0.72;
  cursor: not-allowed;
}

.login-btn-spinner {
  display: none;
  width: 18px;
  height: 18px;
  margin: 0 auto;
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-top-color: #fff;
  border-radius: 50%;
  animation: loginSpin 0.7s linear infinite;
}

.login-btn.is-loading .login-btn-text {
  display: none;
}

.login-btn.is-loading .login-btn-spinner {
  display: block;
}

.login-error {
  display: none;
  padding: 12px 14px;
  margin-bottom: 16px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  background: var(--alert-error-bg);
  color: var(--alert-error-text);
  border: 1px solid var(--alert-error-border);
  animation: loginShake 0.4s ease;
}

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

.login-info {
  display: none;
  padding: 12px 14px;
  margin-bottom: 16px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  background: var(--alert-info-bg, rgba(59, 130, 246, 0.12));
  color: var(--alert-info-text, #93c5fd);
  border: 1px solid var(--alert-info-border, rgba(59, 130, 246, 0.35));
}

.login-info.show {
  display: block;
}

.login-mode-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 20px;
}

.login-mode-tab {
  padding: 10px 12px;
  border: 1px solid var(--login-input-border);
  border-radius: var(--radius);
  background: var(--login-input-bg);
  color: var(--login-subtitle);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}

.login-mode-tab.is-active {
  color: var(--login-input-text);
  border-color: var(--primary-light);
  background: rgba(59, 130, 246, 0.12);
}

.login-mode-panel {
  display: none;
}

.login-mode-panel.is-active {
  display: block;
}

.field-hint {
  margin-top: 6px;
  font-size: 0.75rem;
  color: var(--login-subtitle);
}

.field-feedback {
  margin-top: 8px;
  font-size: 0.8rem;
}

.field-feedback.is-success {
  color: #4ade80;
}

.field-feedback.is-error {
  color: #f87171;
}

.login-btn-otp-verify {
  margin-top: 10px;
  background: linear-gradient(135deg, #16a34a, #15803d);
}

.login-footer-note {
  margin-top: 20px;
  text-align: center;
  font-size: 0.78rem;
  color: var(--login-subtitle);
}

@keyframes loginCardIn {
  from { opacity: 0; transform: translateY(24px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

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

@keyframes loginShake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-4px); }
  75% { transform: translateX(4px); }
}

/* Mobile */
@media (max-width: 768px) {
  .login-theme-toggle .login-theme-label {
    display: none;
  }

  .login-card {
    box-shadow: var(--shadow-lg);
  }

  .login-orb-2,
  .login-orb-3 {
    opacity: 0.35;
  }
}

@media (max-width: 480px) {
  .login-card {
    padding: 20px 18px;
    border-radius: var(--radius);
  }

  .login-logo-icon {
    width: 48px;
    height: 48px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .login-orb,
  .login-grid,
  .login-card {
    animation: none !important;
    transition: none !important;
  }
}