/* ==========================================================================
   LOGIN — Self-contained stylesheet (PULSO-330)
   Does NOT depend on style.css global tokens.
   ========================================================================== */

/* --------------------------------------------------------------------------
   Design tokens
   -------------------------------------------------------------------------- */
:root {
  --login-primary: #e91e8c;
  --login-primary-dark: #c2185b;
  --login-primary-soft: rgba(233, 30, 140, 0.06);
  --login-primary-border: rgba(233, 30, 140, 0.15);
  --login-primary-glow: rgba(233, 30, 140, 0.2);
  --login-secondary: #00b4d8;
  --login-error: #ef4444;
  --login-error-soft: rgba(239, 68, 68, 0.06);
  --login-error-border: rgba(239, 68, 68, 0.2);
  --login-dark: #1a1a2e;
  --login-dark-bg: #12121f;
  --login-text: #1a1a2e;
  --login-text-secondary: #555;
  --login-text-muted: #888;
  --login-text-light: rgba(255, 255, 255, 0.85);
  --login-text-light-muted: rgba(255, 255, 255, 0.5);
  --login-bg: #fff;
  --login-bg-soft: #f8f8fa;
  --login-border: #e4e4e8;
  --login-radius-sm: 8px;
  --login-radius-md: 12px;

  --fw-normal: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;
  --fw-black: 800;
}

/* --------------------------------------------------------------------------
   Reset (scoped — only affects .login-layout subtree)
   -------------------------------------------------------------------------- */
.login-layout *,
.login-layout *::before,
.login-layout *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* Bare body/html resets needed for full-viewport layout */
html,
body {
  height: 100%;
}

body.login-body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--login-bg);
  color: var(--login-text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

body.login-body a {
  text-decoration: none;
  color: inherit;
}

body.login-body button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
}

/* --------------------------------------------------------------------------
   Accessibility
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  .login-layout *,
  .login-layout *::before,
  .login-layout *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

.login-skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  padding: 10px 20px;
  background: var(--login-primary);
  color: #fff;
  border-radius: 0 0 var(--login-radius-sm) var(--login-radius-sm);
  font-weight: var(--fw-semibold);
  font-size: 13px;
  z-index: 100;
  transition: top 0.2s;
}

.login-skip-link:focus {
  top: 0;
}

.login-layout :focus-visible {
  outline: 3px solid var(--login-primary);
  outline-offset: 2px;
  border-radius: 4px;
}

/* --------------------------------------------------------------------------
   Layout — Split 50/50
   -------------------------------------------------------------------------- */
.login-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 100vh;
}

/* --------------------------------------------------------------------------
   Left panel — Branding
   -------------------------------------------------------------------------- */
.login-brand {
  background: var(--login-dark);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 48px;
  position: relative;
  overflow: hidden;
}

.login-brand::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -120px;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(233, 30, 140, 0.15), transparent 70%);
  pointer-events: none;
}

.login-brand::after {
  content: '';
  position: absolute;
  bottom: -120px;
  left: -120px;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(0, 180, 216, 0.08), transparent 70%);
  pointer-events: none;
}

.login-brand-logo {
  position: relative;
  z-index: 2;
}

.login-brand-logo img {
  height: 44px;
  width: auto;
}

.login-brand-content {
  position: relative;
  z-index: 2;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.login-brand-msg {
  margin-top: 64px;
}

.login-brand-msg h2 {
  font-size: clamp(28px, 3vw, 40px);
  font-weight: var(--fw-black);
  color: #fff;
  letter-spacing: -1.5px;
  line-height: 1.15;
  margin-bottom: 20px;
}

.login-brand-msg h2 .highlight {
  color: var(--login-primary);
}

.login-brand-msg p {
  font-size: 16px;
  color: var(--login-text-light-muted);
  line-height: 1.7;
  max-width: 420px;
}

.login-brand-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
}

.login-stat {
  display: flex;
  flex-direction: column;
}

.login-stat-value {
  font-size: 28px;
  font-weight: var(--fw-black);
  color: #fff;
  letter-spacing: -1px;
  line-height: 1;
}

.login-stat-value .accent {
  color: var(--login-primary);
}

.login-stat-label {
  font-size: 12px;
  color: var(--login-text-light-muted);
  font-weight: var(--fw-medium);
  margin-top: 4px;
}

.login-brand-footer {
  position: relative;
  z-index: 2;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.25);
}

/* --------------------------------------------------------------------------
   Right panel — Form
   -------------------------------------------------------------------------- */
.login-form-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px;
  background: var(--login-bg);
}

.login-form-container {
  width: 100%;
  max-width: 400px;
}

/* Mobile logo — hidden on desktop */
.login-mobile-logo {
  display: none;
  align-items: center;
  gap: 8px;
  margin-bottom: 32px;
}

.login-mobile-logo img {
  height: 36px;
  width: auto;
}

/* Form header */
.login-form-header {
  margin-bottom: 36px;
}

.login-form-header h1 {
  font-size: 26px;
  font-weight: var(--fw-black);
  color: var(--login-text);
  letter-spacing: -0.5px;
  margin-bottom: 8px;
}

.login-form-header p {
  font-size: 15px;
  color: var(--login-text-muted);
  line-height: 1.6;
}

/* Form */
.login-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* General error alert */
.login-alert {
  display: none;
  padding: 12px 16px;
  background: var(--login-error-soft);
  border: 1px solid var(--login-error-border);
  border-radius: var(--login-radius-sm);
  font-size: 13px;
  color: var(--login-error);
  font-weight: var(--fw-medium);
  align-items: center;
  gap: 8px;
  line-height: 1.5;
  margin-bottom: 4px;
}

.login-alert.visible {
  display: flex;
}

.login-alert svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  flex-shrink: 0;
}

/* Field group */
.field-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field-label {
  font-size: 13px;
  font-weight: var(--fw-semibold);
  color: var(--login-text);
}

.field-label .required {
  color: var(--login-primary);
  margin-left: 2px;
}

.field-input {
  width: 100%;
  padding: 12px 16px;
  background: var(--login-bg-soft);
  border: 1.5px solid var(--login-border);
  border-radius: var(--login-radius-sm);
  font-size: 15px;
  font-family: inherit;
  color: var(--login-text);
  transition: all 0.2s;
}

.field-input::placeholder {
  color: var(--login-text-muted);
  font-size: 14px;
}

.field-input:hover {
  border-color: #ccc;
}

.field-input:focus {
  outline: none;
  border-color: var(--login-primary);
  box-shadow: 0 0 0 4px var(--login-primary-soft);
  background: var(--login-bg);
}

/* Error state */
.field-input.input-error {
  border-color: var(--login-error);
  background: var(--login-error-soft);
}

.field-input.input-error:focus {
  box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.08);
}

.field-error {
  font-size: 12px;
  color: var(--login-error);
  font-weight: var(--fw-medium);
  display: none;
  align-items: center;
  gap: 4px;
}

.field-error.visible {
  display: flex;
}

.field-error svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  flex-shrink: 0;
}

/* Password row — label + forgot link */
.field-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Password field with toggle */
.field-password-wrap {
  position: relative;
}

.field-password-wrap .field-input {
  padding-right: 48px;
}

.password-toggle {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--login-text-muted);
  padding: 4px;
  border-radius: 4px;
  transition: color 0.2s;
}

.password-toggle:hover {
  color: var(--login-text);
}

.password-toggle svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
}

/* Submit button */
body.login-body .login-submit {
  width: 100%;
  padding: 14px 24px;
  background: var(--login-primary);
  color: #fff;
  font-size: 15px;
  font-weight: var(--fw-semibold);
  border: none;
  border-radius: var(--login-radius-sm);
  transition: all 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 4px;
  font-family: inherit;
}

.login-submit:hover {
  background: var(--login-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px var(--login-primary-glow);
}

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

/* Loading state */
.login-submit.loading {
  opacity: 0.75;
  pointer-events: none;
}

.login-submit .spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: login-spin 0.6s linear infinite;
}

.login-submit.loading .spinner {
  display: block;
}

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

@keyframes login-spin {
  to {
    transform: rotate(360deg);
  }
}

/* Divider */
.login-divider {
  border: none;
  border-top: 1px solid var(--login-border);
  margin: 8px 0;
}

/* Access note */
.login-access-note {
  background: var(--login-bg-soft);
  border: 1px solid var(--login-border);
  border-radius: var(--login-radius-md);
  padding: 20px;
  text-align: center;
}

.login-access-note-title {
  font-size: 13px;
  font-weight: var(--fw-bold);
  color: var(--login-text);
  margin-bottom: 6px;
}

.login-access-note-text {
  font-size: 13px;
  color: var(--login-text-muted);
  line-height: 1.6;
}

/* Footer links */
.login-footer-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 24px;
  font-size: 13px;
}

.login-footer-link {
  color: var(--login-text-muted);
  font-weight: var(--fw-medium);
  transition: color 0.2s;
}

.login-footer-link:hover {
  color: var(--login-primary);
}

.login-footer-sep {
  color: var(--login-border);
  font-size: 11px;
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .login-brand {
    padding: 40px;
  }

  .login-brand-msg h2 {
    font-size: 28px;
  }

  .login-brand-stats {
    gap: 28px;
  }

  .login-stat-value {
    font-size: 24px;
  }
}

@media (max-width: 768px) {
  .login-layout {
    grid-template-columns: 1fr;
  }

  .login-brand {
    display: none;
  }

  .login-mobile-logo {
    display: flex;
  }

  .login-form-panel {
    padding: 32px 24px;
    min-height: 100vh;
    align-items: flex-start;
    padding-top: 64px;
  }

  .login-form-container {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .login-form-panel {
    padding: 24px 20px;
    padding-top: 48px;
  }

  .login-form-header h1 {
    font-size: 22px;
  }
}