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

:root {
  --nx-navy: #05305c;
  --nx-navy-dark: #031e3a;
  --nx-orange: #ef9227;
  --nx-orange-hover: #d97f1f;
  --nx-gold: #fabc2e;
  --nx-text: #1e293b;
  --nx-muted: #64748b;
  --nx-border: #e2e8f0;
  --nx-bg: #f8fafc;
  --nx-white: #ffffff;
  --nx-danger: #dc2626;
  --nx-danger-bg: #fef2f2;
  --nx-info: #05305c;
  --nx-info-bg: #f0f4f8;
  --nx-radius: 10px;
  --nx-radius-sm: 8px;
  --nx-shadow-sm: 0 1px 2px rgba(5, 48, 92, 0.06);
  --nx-shadow: 0 8px 24px rgba(5, 48, 92, 0.08);
  --nx-content-max: 420px;
  --nx-panel-pt: clamp(64px, 10vh, 120px);
  --nx-panel-px: clamp(24px, 4vw, 56px);
  --nx-brand-pl: clamp(48px, 7vw, 88px);
  --nx-panel-pb: clamp(24px, 5vh, 72px);
  --nx-space-1: 8px;
  --nx-space-2: 12px;
  --nx-space-3: 16px;
  --nx-space-4: 24px;
  --nx-space-5: 32px;
  --nx-space-6: 40px;
  --nx-control-h: 48px;
  --nx-font-sm: 0.8125rem;
  --nx-font-base: 0.9375rem;
  --nx-font-lg: 1.0625rem;
  --nx-brand-subtitle: 1.0625rem;
  --nx-brand-trust-title: 1rem;
  --nx-brand-trust-desc: 0.875rem;
  --nx-brand-gap-logo: 36px;
  --nx-brand-gap-heading: 14px;
  --nx-brand-gap-hero-trust: 56px;
  --nx-brand-trust-item-gap: 32px;
  --nx-transition: 0.15s ease;
  --nx-brand-navy-deep: #021528;
  --nx-brand-navy: #031e3a;
  --nx-brand-navy-mid: #05305c;
  --nx-brand-bg-image: url("../asset/crypto-background/new-wall-01.png");
  --nx-brand-bg-position: right center;
}

.page-login {
  --nx-brand-bg-image: url("../asset/crypto-background/login-bg.png");
}

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  font-family:
    Inter,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  font-size: var(--nx-font-base);
  line-height: 1.5;
  min-height: 100vh;
  min-height: 100dvh;
  color: var(--nx-text);
  background: var(--nx-bg);
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

button,
input {
  font: inherit;
}

.login-page {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 100vh;
  min-height: 100dvh;
  align-items: stretch;
}

/* Shared column layout */
.login-brand,
.login-panel {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  min-height: 100%;
  padding-top: var(--nx-panel-pt);
  padding-bottom: var(--nx-panel-pb);
  padding-inline: var(--nx-panel-px);
}

.login-panel {
  gap: 0;
  background: var(--nx-bg);
}

.login-panel__logo {
  display: none;
  flex-direction: row;
  align-items: center;
  gap: var(--nx-space-3);
  text-decoration: none;
}

.login-panel__logo .brand-logo__icon,
.login-panel__logo .brand-logo__text {
  display: block;
  height: auto;
}

.login-brand > *,
.login-panel > * {
  width: 100%;
  max-width: var(--nx-content-max);
  flex-shrink: 0;
}

.login-brand > .logo-link {
  width: fit-content;
  max-width: 100%;
}

.login-panel > .login-panel__logo {
  width: fit-content;
  max-width: 100%;
}

.login-panel__content {
  width: 100%;
  max-width: var(--nx-content-max);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

/* Brand panel */
.login-brand {
  gap: 0;
  align-items: flex-start;
  text-align: left;
  padding-top: clamp(72px, 11vh, 132px);
  padding-bottom: clamp(40px, 7vh, 88px);
  padding-left: var(--nx-brand-pl);
  color: var(--nx-white);
  position: relative;
  overflow: hidden;
  border-top-right-radius: 40px;
  border-bottom-right-radius: 40px;
  background-color: var(--nx-brand-navy-deep);
  background-image: var(--nx-brand-bg-image);
  background-size: cover;
  background-position: var(--nx-brand-bg-position);
  background-repeat: no-repeat;
}

.login-brand > * {
  position: relative;
  z-index: 1;
}

.logo-link {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: var(--nx-space-3);
  width: fit-content;
  max-width: 100%;
  margin-inline: 0;
  margin-bottom: var(--nx-brand-gap-logo);
}

.brand-logo__icon {
  display: block;
  flex-shrink: 0;
  width: 112px;
  height: auto;
}

.brand-logo__text {
  display: block;
  flex: 0 0 auto;
  width: 210px;
  max-width: 210px;
  height: auto;
}

.welcome-title {
  font-size: clamp(1.875rem, 3.2vw, 2.375rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: var(--nx-brand-gap-heading);
}

.welcome-subtitle {
  font-size: var(--nx-brand-subtitle);
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.82);
  max-width: 400px;
}

.trust-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--nx-brand-trust-item-gap);
  margin-top: var(--nx-brand-gap-hero-trust);
  width: 100%;
  max-width: 440px;
  text-align: left;
}

.trust-list li {
  display: flex;
  align-items: center;
  gap: 14px;
}

.trust-list__icon {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 11px;
  color: var(--nx-gold);
  background: rgba(30, 18, 4, 0.55);
  border: 1px solid rgba(239, 146, 39, 0.28);
}

.trust-list__icon svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.trust-list__copy {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.trust-list__copy strong {
  font-size: var(--nx-brand-trust-title);
  font-weight: 600;
  line-height: 1.4;
  color: var(--nx-white);
}

.trust-list__copy span {
  font-size: var(--nx-brand-trust-desc);
  font-weight: 400;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.62);
}

.form-header {
  margin-bottom: var(--nx-space-5);
  padding-top: 0;
}

.form-header h2 {
  font-size: clamp(1.5rem, 2.5vw, 1.875rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--nx-navy);
  margin-bottom: 0;
}

/* Alerts */
.suspension-alert {
  background: var(--nx-danger-bg);
  border: 1px solid rgba(220, 38, 38, 0.28);
  border-radius: var(--nx-radius-sm);
  padding: var(--nx-space-3) var(--nx-space-4);
  margin-bottom: var(--nx-space-4);
  box-shadow: var(--nx-shadow-sm);
  animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.suspension-alert-header {
  display: flex;
  align-items: center;
  gap: var(--nx-space-2);
  margin-bottom: var(--nx-space-2);
}

.suspension-alert-icon {
  width: 20px;
  height: 20px;
  color: var(--nx-danger);
  flex-shrink: 0;
}

.suspension-alert-header h3 {
  color: #b91c1c;
  font-size: var(--nx-font-base);
  font-weight: 700;
}

.suspension-alert-message {
  color: #991b1b;
  font-size: var(--nx-font-sm);
  line-height: 1.6;
  margin-bottom: var(--nx-space-2);
}

.suspension-alert-support {
  color: #7f1d1d;
  font-size: var(--nx-font-sm);
  line-height: 1.6;
}

.suspension-alert-support a {
  color: var(--nx-danger);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.suspension-alert-support a:hover {
  color: #b91c1c;
}

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

.form-group {
  margin-bottom: var(--nx-space-3);
}

.form-group:last-of-type {
  margin-bottom: 0;
}

.form-group label {
  display: block;
  font-size: var(--nx-font-sm);
  font-weight: 600;
  color: var(--nx-text);
  margin-bottom: var(--nx-space-1);
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: var(--nx-space-2);
  width: 18px;
  height: 18px;
  fill: var(--nx-muted);
  pointer-events: none;
}

.input-wrapper input {
  width: 100%;
  min-height: var(--nx-control-h);
  padding: 0 var(--nx-space-2) 0 44px;
  border: 1px solid var(--nx-border);
  border-radius: var(--nx-radius-sm);
  font-size: var(--nx-font-base);
  color: var(--nx-text);
  background: var(--nx-white);
  box-shadow: var(--nx-shadow-sm);
  transition:
    border-color var(--nx-transition),
    box-shadow var(--nx-transition);
  outline: none;
}

.input-wrapper input:focus {
  border-color: var(--nx-orange);
  box-shadow: 0 0 0 3px rgba(239, 146, 39, 0.14);
}

.input-wrapper input::placeholder {
  color: #94a3b8;
}

.input-wrapper:has(.toggle-password) input {
  padding-right: 44px;
}

.toggle-password {
  position: absolute;
  right: 6px;
  background: none;
  border: none;
  cursor: pointer;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--nx-radius-sm);
  color: var(--nx-muted);
  transition:
    color var(--nx-transition),
    background var(--nx-transition);
}

.toggle-password:hover {
  color: var(--nx-navy);
  background: rgba(5, 48, 92, 0.05);
}

.toggle-password:focus-visible {
  outline: 2px solid var(--nx-orange);
  outline-offset: 2px;
}

.eye-icon {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.form-options {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--nx-space-2);
  flex-wrap: wrap;
  margin: var(--nx-space-4) 0;
}

.remember-me {
  display: flex;
  align-items: center;
  cursor: pointer;
  position: relative;
}

.remember-me input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.checkmark {
  width: 18px;
  height: 18px;
  border: 1px solid var(--nx-border);
  border-radius: 5px;
  margin-right: var(--nx-space-1);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--nx-white);
  transition:
    background var(--nx-transition),
    border-color var(--nx-transition);
}

.remember-me input:checked ~ .checkmark {
  background: var(--nx-orange);
  border-color: var(--nx-orange);
}

.checkmark::after {
  content: "";
  display: none;
  width: 4px;
  height: 8px;
  border: solid var(--nx-white);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.remember-me input:checked ~ .checkmark::after {
  display: block;
}

.remember-me input:focus-visible ~ .checkmark {
  outline: 2px solid var(--nx-orange);
  outline-offset: 2px;
}

.label-text {
  color: var(--nx-muted);
  font-size: var(--nx-font-sm);
  user-select: none;
}

.forgot-password {
  color: var(--nx-orange);
  font-size: var(--nx-font-sm);
  font-weight: 600;
  text-decoration: none;
}

.forgot-password:hover {
  color: var(--nx-orange-hover);
}

.forgot-password:focus-visible {
  outline: 2px solid var(--nx-orange);
  outline-offset: 2px;
  border-radius: 4px;
}

.login-btn {
  width: 100%;
  min-height: var(--nx-control-h);
  padding: 0 var(--nx-space-4);
  background: var(--nx-orange);
  color: var(--nx-white);
  border: none;
  border-radius: var(--nx-radius-sm);
  font-size: var(--nx-font-base);
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--nx-space-1);
  box-shadow: 0 4px 14px rgba(239, 146, 39, 0.28);
  transition:
    background var(--nx-transition),
    box-shadow var(--nx-transition);
}

.login-btn:hover:not(:disabled) {
  background: var(--nx-orange-hover);
  box-shadow: 0 6px 18px rgba(239, 146, 39, 0.34);
}

.login-btn:focus-visible {
  outline: 2px solid var(--nx-navy);
  outline-offset: 2px;
}

.login-btn:disabled {
  opacity: 0.5;
  cursor: default;
  box-shadow: none;
  background: rgba(239, 146, 39, 0.55);
}

.login-btn:disabled * {
  cursor: default;
}

.btn-icon {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* Two-factor authentication */
.twofa-group {
  opacity: 0;
  transform: translateY(-6px);
  transition:
    opacity 0.25s ease,
    transform 0.25s ease;
  margin-top: var(--nx-space-3);
  padding-top: var(--nx-space-4);
  border-top: 1px solid var(--nx-border);
}

.twofa-group.show {
  opacity: 1;
  transform: translateY(0);
}

.twofa-info-banner {
  display: flex;
  gap: var(--nx-space-2);
  padding: var(--nx-space-3);
  background: var(--nx-info-bg);
  border: 1px solid rgba(5, 48, 92, 0.12);
  border-radius: var(--nx-radius-sm);
  margin-bottom: var(--nx-space-3);
}

.twofa-banner-icon {
  width: 22px;
  height: 22px;
  fill: var(--nx-navy);
  flex-shrink: 0;
  margin-top: 2px;
}

.twofa-banner-content h4 {
  color: var(--nx-navy);
  font-size: var(--nx-font-base);
  font-weight: 600;
  margin-bottom: 4px;
}

.twofa-banner-content p {
  color: var(--nx-muted);
  font-size: var(--nx-font-sm);
  line-height: 1.55;
}

.twofa-group label {
  color: var(--nx-navy);
}

.twofa-group .input-wrapper input {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: 0.45em;
  text-align: center;
  padding-left: var(--nx-space-3);
  padding-right: var(--nx-space-3);
}

.twofa-helper-text {
  display: flex;
  align-items: flex-start;
  gap: var(--nx-space-1);
  margin-top: var(--nx-space-2);
  font-size: var(--nx-font-sm);
  line-height: 1.55;
  color: var(--nx-muted);
}

.twofa-helper-text svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  margin-top: 2px;
  fill: currentColor;
  opacity: 0.8;
}

/* Divider & social */
.form-divider {
  display: flex;
  align-items: center;
  gap: var(--nx-space-3);
  margin: var(--nx-space-5) 0 var(--nx-space-3);
  color: var(--nx-muted);
  font-size: var(--nx-font-sm);
  font-weight: 500;
}

.form-divider::before,
.form-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--nx-border);
}

.social-login {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--nx-space-2);
}

.social-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--nx-space-1);
  min-height: var(--nx-control-h);
  padding: 0 var(--nx-space-3);
  border: 1px solid var(--nx-border);
  border-radius: var(--nx-radius-sm);
  background: var(--nx-white);
  color: var(--nx-text);
  font-size: var(--nx-font-sm);
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--nx-shadow-sm);
  transition:
    border-color var(--nx-transition),
    background var(--nx-transition),
    box-shadow var(--nx-transition);
}

.social-btn:hover:not(:disabled) {
  border-color: rgba(239, 146, 39, 0.4);
  background: #fffaf5;
}

.social-btn:focus-visible {
  outline: 2px solid var(--nx-orange);
  outline-offset: 2px;
}

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

.social-btn svg {
  width: 18px;
  height: 18px;
}

.social-btn .spinner {
  width: 18px;
  height: 18px;
}

/* Footer links */
.login-footer {
  margin-top: var(--nx-space-5);
  padding-top: var(--nx-space-4);
  border-top: 1px solid var(--nx-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--nx-space-3);
}

.signup-prompt {
  font-size: var(--nx-font-base);
  color: var(--nx-muted);
  text-align: center;
}

.signup-prompt a {
  color: var(--nx-orange);
  font-weight: 600;
  text-decoration: none;
}

.signup-prompt a:hover {
  color: var(--nx-orange-hover);
}

.signup-prompt a:focus-visible {
  outline: 2px solid var(--nx-orange);
  outline-offset: 2px;
  border-radius: 4px;
}

.back-home {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--nx-muted);
  font-size: var(--nx-font-sm);
  font-weight: 600;
  text-decoration: none;
  transition: color var(--nx-transition);
}

.back-home:hover {
  color: var(--nx-navy);
}

.back-home:focus-visible {
  outline: 2px solid var(--nx-navy);
  outline-offset: 2px;
  border-radius: 4px;
}

.back-home svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

@media (max-height: 820px) {
  .login-brand {
    padding-top: clamp(56px, 9vh, 96px);
    padding-bottom: clamp(32px, 5vh, 64px);
  }

  .logo-link {
    margin-bottom: 28px;
  }

  .brand-logo__icon {
    width: 96px;
  }

  .brand-logo__text {
    width: 185px;
    max-width: 185px;
  }

  .welcome-title {
    margin-bottom: 12px;
  }

  .welcome-subtitle {
    font-size: var(--nx-font-base);
  }

  .trust-list {
    margin-top: 44px;
    gap: 28px;
  }

  .form-header {
    margin-bottom: var(--nx-space-4);
  }

  .form-group {
    margin-bottom: var(--nx-space-2);
  }

  .form-options {
    margin: var(--nx-space-3) 0;
  }

  .form-divider {
    margin: var(--nx-space-4) 0 var(--nx-space-3);
  }

  .login-footer {
    margin-top: var(--nx-space-4);
    padding-top: var(--nx-space-3);
  }
}

/* Responsive */
@media (max-width: 960px) {
  .login-page {
    grid-template-columns: 1fr;
  }

  .login-brand {
    display: none;
  }

  .login-panel {
    --nx-panel-pt: 20px;
    --nx-panel-px: 24px;
    --nx-panel-pb: 32px;
    justify-content: flex-start;
    align-items: stretch;
    min-height: 100dvh;
    background-color: var(--nx-brand-navy-deep);
    background-image: var(--nx-brand-bg-image);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
  }

  .login-panel__logo {
    display: flex;
    align-self: flex-start;
    margin: 0 0 20px;
  }

  .login-panel__logo .brand-logo__icon {
    flex-shrink: 0;
    width: min(72px, 18vw);
  }

  .login-panel__logo .brand-logo__text {
    flex: 0 0 auto;
    width: min(168px, 46vw);
    max-width: none;
  }

  .login-panel__content {
    flex: 1;
    align-self: center;
    justify-content: center;
    min-height: 0;
  }

  .form-header {
    margin-bottom: var(--nx-space-4);
  }

  .form-header h2 {
    font-size: clamp(1.375rem, 4.5vw, 1.625rem);
    color: var(--nx-white);
  }

  .form-group label,
  .twofa-group label {
    color: rgba(255, 255, 255, 0.95);
  }

  .label-text {
    color: rgba(255, 255, 255, 0.82);
  }

  .form-divider {
    margin: var(--nx-space-4) 0 var(--nx-space-3);
    color: rgba(255, 255, 255, 0.72);
  }

  .form-divider::before,
  .form-divider::after {
    background: rgba(255, 255, 255, 0.22);
  }

  .social-login {
    grid-template-columns: 1fr 1fr;
  }

  .login-footer {
    margin-top: var(--nx-space-4);
    border-top-color: rgba(255, 255, 255, 0.16);
  }

  .signup-prompt {
    color: rgba(255, 255, 255, 0.72);
  }
}

@media (max-width: 540px) {
  .login-panel {
    --nx-panel-pt: 16px;
    --nx-panel-px: 20px;
    --nx-panel-pb: 24px;
  }

  .login-panel__logo {
    margin-bottom: 16px;
    gap: 10px;
  }

  .login-panel__logo .brand-logo__icon {
    width: min(60px, 16vw);
  }

  .login-panel__logo .brand-logo__text {
    width: min(140px, 40vw);
  }

  .form-header {
    margin-bottom: var(--nx-space-3);
  }

  .form-header h2 {
    font-size: 1.375rem;
  }

  .form-group {
    margin-bottom: var(--nx-space-2);
  }

  .form-options {
    flex-direction: column;
    align-items: flex-start;
    margin: var(--nx-space-3) 0;
  }

  .input-wrapper input {
    font-size: 16px;
  }
}