/* AI Login — Luxury Enterprise Layer (overrides login-light.css) */

:root {
  --login-lux-font: "Plus Jakarta Sans", Inter, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --login-lux-ease: cubic-bezier(0.16, 1, 0.3, 1);
  --login-lux-ease-spring: cubic-bezier(0.34, 1.35, 0.64, 1);
}

.ai-login-luxury {
  font-family: var(--login-lux-font);
  -webkit-font-smoothing: antialiased;
}

.ai-login-luxury ::selection {
  background: rgba(14, 165, 233, 0.18);
  color: #0f172a;
}

/* Background enhancements */
.ai-login-luxury .ai-login-bg {
  background:
    radial-gradient(ellipse 80% 60% at 10% 15%, rgba(6, 182, 212, 0.14), transparent 55%),
    radial-gradient(ellipse 70% 55% at 90% 80%, rgba(99, 102, 241, 0.12), transparent 52%),
    radial-gradient(ellipse 50% 40% at 50% 45%, rgba(139, 92, 246, 0.07), transparent 60%),
    linear-gradient(168deg, #ffffff 0%, #f8fafc 42%, #eef2f7 100%);
}

.ai-login-luxury .ai-login-bg__mesh {
  opacity: 0.65;
  animation: loginLuxMesh 24s linear infinite;
}

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

.ai-login-luxury .ai-login-bg__grid {
  background-size: 32px 32px;
  opacity: 0.7;
}

.ai-login-luxury .ai-login-bg__orb {
  filter: blur(96px);
  opacity: 0.85;
}

.ai-login-luxury .ai-login-bg__orb--1 {
  background: rgba(6, 182, 212, 0.22);
}

.ai-login-luxury .ai-login-bg__orb--2 {
  background: rgba(99, 102, 241, 0.2);
}

.ai-login-luxury .ai-login-bg__orb--3 {
  background: rgba(139, 92, 246, 0.15);
}

/* Floating corner accents */
.ai-login-luxury .ai-login-bg::before,
.ai-login-luxury .ai-login-bg::after {
  content: "";
  position: absolute;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  border: 1px solid rgba(14, 165, 233, 0.08);
  pointer-events: none;
}

.ai-login-luxury .ai-login-bg::before {
  top: 8%;
  right: 12%;
  animation: loginLuxRing 8s ease-in-out infinite;
}

.ai-login-luxury .ai-login-bg::after {
  bottom: 10%;
  left: 8%;
  width: 200px;
  height: 200px;
  border-color: rgba(99, 102, 241, 0.1);
  animation: loginLuxRing 10s ease-in-out infinite reverse;
}

@keyframes loginLuxRing {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.08); opacity: 0.85; }
}

/* Brand panel */
.ai-login-luxury .ai-login-brand__badge {
  font-weight: 700;
  letter-spacing: 0.1em;
  box-shadow: 0 4px 16px rgba(14, 165, 233, 0.1);
}

.ai-login-luxury .ai-login-brand__logo-core {
  box-shadow:
    0 0 28px rgba(14, 165, 233, 0.45),
    0 0 0 1px rgba(255, 255, 255, 0.4) inset;
}

.ai-login-luxury .ai-login-brand__title {
  font-weight: 800;
  letter-spacing: -0.03em;
}

.ai-login-luxury .ai-login-brand__title span {
  background-size: 200% auto;
  animation: loginLuxTitleShimmer 5s ease infinite;
}

@keyframes loginLuxTitleShimmer {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.ai-login-luxury .ai-login-neural {
  filter: drop-shadow(0 12px 32px rgba(14, 165, 233, 0.18));
}

.ai-login-luxury .ai-login-neural__node--core {
  filter: drop-shadow(0 0 12px rgba(14, 165, 233, 0.6));
}

.ai-login-luxury .ai-login-brand__chips span {
  border-radius: 8px;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: transform 0.25s var(--login-lux-ease-spring), box-shadow 0.25s ease, border-color 0.25s ease;
}

.ai-login-luxury .ai-login-brand__chips span:hover {
  transform: translateY(-2px);
  border-color: rgba(14, 165, 233, 0.28);
  box-shadow: 0 6px 18px rgba(14, 165, 233, 0.12);
}

.ai-login-luxury .ai-login-brand__features {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: fit-content;
  max-width: 100%;
  gap: 10px;
}

.ai-login-luxury .ai-login-brand__features li {
  width: fit-content;
  max-width: 100%;
  display: inline-flex;
  align-items: flex-start;
  padding: 10px 16px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(14, 165, 233, 0.08);
  transition: background 0.25s ease, border-color 0.25s ease, transform 0.25s var(--login-lux-ease-spring);
}

.ai-login-luxury .ai-login-brand__features li span {
  flex: none;
  white-space: normal;
}

.ai-login-luxury .ai-login-brand__features li:hover {
  background: rgba(255, 255, 255, 0.85);
  border-color: rgba(14, 165, 233, 0.18);
  transform: translateX(4px);
}

/* Login card — glass luxury */
.ai-login-luxury .ai-login-card {
  max-width: 500px;
  border-radius: 22px;
  background:
    linear-gradient(165deg, rgba(255, 255, 255, 0.97) 0%, rgba(250, 251, 253, 0.94) 100%);
  border: 1px solid rgba(14, 165, 233, 0.2);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.9) inset,
    0 32px 80px rgba(15, 23, 42, 0.1),
    0 0 60px rgba(14, 165, 233, 0.08),
    0 0 120px rgba(99, 102, 241, 0.04);
  backdrop-filter: blur(28px) saturate(1.15);
  -webkit-backdrop-filter: blur(28px) saturate(1.15);
  transition: box-shadow 0.4s ease, transform 0.4s var(--login-lux-ease);
}

.ai-login-luxury .ai-login-card::before {
  height: 2px;
  background: linear-gradient(90deg, transparent, #06b6d4, #0ea5e9, #6366f1, #a855f7, transparent);
  background-size: 200% 100%;
  animation: loginLuxBorderFlow 4s ease infinite;
}

.ai-login-luxury .ai-login-card::after {
  content: "";
  position: absolute;
  top: 12px;
  right: 12px;
  width: 48px;
  height: 48px;
  border-top: 1px solid rgba(14, 165, 233, 0.2);
  border-right: 1px solid rgba(14, 165, 233, 0.2);
  border-radius: 0 14px 0 0;
  pointer-events: none;
  opacity: 0.6;
}

@keyframes loginLuxBorderFlow {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.ai-login-luxury .ai-login-card__logo-main {
  animation: loginLuxTitleShimmer 5s ease infinite;
}

.ai-login-luxury .ai-login-card__logo-text::after {
  height: 3px;
  opacity: 0.9;
  animation: loginLuxBorderFlow 4s ease infinite;
}

.ai-login-luxury .ai-login-card__head p {
  font-size: 14px;
  line-height: 1.6;
}

/* Inputs */
.ai-login-luxury .ai-login-input {
  border-radius: 12px;
  background: linear-gradient(180deg, #f8fafc 0%, #fff 100%);
  border: 1px solid #e2e8f0;
  box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.03);
  transition:
    border-color 0.25s ease,
    box-shadow 0.25s ease,
    background 0.25s ease,
    transform 0.22s var(--login-lux-ease-spring);
}

.ai-login-luxury .ai-login-input:hover {
  border-color: rgba(14, 165, 233, 0.28);
}

.ai-login-luxury .ai-login-input:focus-within {
  border-color: rgba(14, 165, 233, 0.5);
  box-shadow:
    0 0 0 4px rgba(14, 165, 233, 0.1),
    0 8px 24px rgba(14, 165, 233, 0.1),
    inset 0 1px 2px rgba(15, 23, 42, 0.02);
  background: #fff;
  transform: translateY(-1px);
}

.ai-login-luxury .ai-login-field label {
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.01em;
}

/* Submit button */
.ai-login-luxury .ai-login-submit {
  border-radius: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
  background-size: 200% 200%;
  animation: loginLuxBtnGlow 4s ease infinite;
  position: relative;
  overflow: hidden;
}

@keyframes loginLuxBtnGlow {
  0%, 100% { background-position: 0% 50%; box-shadow: 0 8px 28px rgba(14, 165, 233, 0.32); }
  50% { background-position: 100% 50%; box-shadow: 0 12px 36px rgba(14, 165, 233, 0.42); }
}

.ai-login-luxury .ai-login-submit::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 38%, rgba(255, 255, 255, 0.3) 50%, transparent 62%);
  transform: translateX(-120%);
  transition: transform 0.55s var(--login-lux-ease);
}

.ai-login-luxury .ai-login-submit:hover::before {
  transform: translateX(120%);
}

.ai-login-luxury .ai-login-submit:hover {
  transform: translateY(-2px);
  filter: brightness(1.05);
}

.ai-login-luxury .ai-login-submit:active {
  transform: translateY(0);
}

/* Checkbox */
.ai-login-luxury .ai-login-check__box {
  border-radius: 6px;
}

/* Shell layout — side margins 180–220px, columns separated */
.ai-login-luxury .ai-login-shell {
  max-width: none;
  width: 100%;
  margin: 0;
  grid-template-columns: minmax(0, 1fr) minmax(420px, 500px);
  align-items: center;
  gap: clamp(72px, 9vw, 140px);
  padding: clamp(28px, 4vw, 48px) clamp(180px, 11vw, 220px);
  box-sizing: border-box;
  animation: loginLuxShellIn 0.85s var(--login-lux-ease) both;
}

.ai-login-luxury .ai-login-brand {
  justify-self: start;
  min-width: 0;
  max-width: 580px;
  animation: loginLuxBrandIn 0.9s var(--login-lux-ease) 0.1s both;
}

.ai-login-luxury .ai-login-panel {
  justify-self: end;
  width: 100%;
  max-width: 500px;
  animation: loginLuxPanelIn 0.9s var(--login-lux-ease) 0.18s both;
}

@keyframes loginLuxShellIn {
  from { opacity: 0; transform: translateY(20px) scale(0.985); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes loginLuxBrandIn {
  from { opacity: 0; transform: translateX(-24px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes loginLuxPanelIn {
  from { opacity: 0; transform: translateX(24px); }
  to { opacity: 1; transform: translateX(0); }
}

/* Company variant accent */
.ai-login-luxury.ai-login--company .ai-login-card {
  border-color: rgba(14, 165, 233, 0.22);
}

.ai-login-luxury.ai-login--company .ai-login-brand__title span {
  background: linear-gradient(135deg, #06b6d4 0%, #0ea5e9 40%, #8b5cf6 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
}

/* Parallax tilt wrapper (JS adds class) */
.ai-login-luxury .ai-login-card.is-tilt-ready {
  transform-style: preserve-3d;
  will-change: transform;
}

.ai-login-luxury .ai-login-copyright {
  font-size: 11px;
  letter-spacing: 0.06em;
}

@media (max-width: 1280px) {
  .ai-login-luxury .ai-login-shell {
    padding-left: clamp(80px, 10vw, 140px);
    padding-right: clamp(80px, 10vw, 140px);
    gap: clamp(48px, 6vw, 80px);
  }
}

@media (max-width: 1024px) {
  .ai-login-luxury .ai-login-shell {
    max-width: none;
    grid-template-columns: 1fr;
    justify-items: center;
    padding-left: clamp(24px, 6vw, 48px);
    padding-right: clamp(24px, 6vw, 48px);
    gap: 32px;
  }

  .ai-login-luxury .ai-login-brand,
  .ai-login-luxury .ai-login-panel {
    justify-self: center;
    max-width: 520px;
  }

  .ai-login-luxury .ai-login-brand__features {
    align-items: center;
    margin-left: auto;
    margin-right: auto;
  }
}

@media (max-width: 480px) {
  .ai-login-luxury .ai-login-card {
    max-width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ai-login-luxury .ai-login-bg__mesh,
  .ai-login-luxury .ai-login-bg::before,
  .ai-login-luxury .ai-login-bg::after,
  .ai-login-luxury .ai-login-brand__title span,
  .ai-login-luxury .ai-login-card__logo-main,
  .ai-login-luxury .ai-login-card::before,
  .ai-login-luxury .ai-login-submit,
  .ai-login-luxury .ai-login-shell,
  .ai-login-luxury .ai-login-brand,
  .ai-login-luxury .ai-login-panel {
    animation: none !important;
  }

  .ai-login-luxury .ai-login-brand__chips span:hover,
  .ai-login-luxury .ai-login-brand__features li:hover,
  .ai-login-luxury .ai-login-input:focus-within,
  .ai-login-luxury .ai-login-submit:hover {
    transform: none;
  }
}