/*
 * ITA Events Login Page - Clean Card Design
 * Matches example mockup: centered white card on soft gradient background
 * Uses existing ITA blue color palette
 */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:opsz,wght@9..40,300;9..40,400;9..40,500;9..40,600;9..40,700&display=swap');

/* ============================================================================
   DESIGN TOKENS
   ============================================================================ */

:root {
  --login-primary: #1677ff;
  --login-primary-dark: #0958d9;
  --login-primary-light: #4096ff;
  --login-accent: #2563eb;
  --login-text: #1e293b;
  --login-text-muted: #64748b;
  --login-border: #e2e8f0;
  --login-bg-input: #f8fafc;
  --login-font: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* ============================================================================
   PAGE BACKGROUND
   ============================================================================ */

body.login-page {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  overflow-x: hidden;
  font-family: var(--login-font);
  background: linear-gradient(160deg, #e8f0fe 0%, #f0f4ff 30%, #f5f7fa 60%, #eef2f7 100%);
  background-attachment: fixed;
}

body.login-page main {
  margin: 0 !important;
  padding: 0 !important;
  min-height: 100vh;
  width: 100vw;
}

/* ============================================================================
   WRAPPER & CARD
   ============================================================================ */

.login-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 2rem 1rem;
}

.login-card {
  width: 100%;
  max-width: 440px;
  background: #ffffff;
  border-radius: 1.25rem;
  box-shadow:
    0 1px 3px rgba(0, 0, 0, 0.04),
    0 8px 24px rgba(0, 0, 0, 0.06);
  padding: 2.5rem 2.25rem 2rem;
}

/* ============================================================================
   LOGO ICON
   ============================================================================ */

.login-icon {
  text-align: center;
  margin-bottom: 1.25rem;
}

.login-icon a {
  display: inline-block;
}

.login-icon img {
  width: 52px;
  height: 52px;
  object-fit: contain;
  border-radius: 0.75rem;
  background: linear-gradient(135deg, var(--login-primary), var(--login-primary-light));
  padding: 8px;
}

/* ============================================================================
   HEADER
   ============================================================================ */

.login-header {
  text-align: center;
  margin-bottom: 2rem;
}

.login-title {
  font-family: var(--login-font);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--login-text);
  margin: 0 0 0.375rem;
  letter-spacing: -0.02em;
}

.login-subtitle {
  font-size: 0.9rem;
  color: var(--login-text-muted);
  margin: 0;
  font-weight: 400;
}

.login-subtitle strong {
  color: var(--login-primary);
  font-weight: 600;
}

/* ============================================================================
   FORM FIELDS
   ============================================================================ */

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

.login-field {
  margin-bottom: 1.25rem;
}

.login-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--login-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.375rem;
}

.login-input {
  width: 100%;
  padding: 0.7rem 0.875rem;
  font-family: var(--login-font);
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--login-text);
  background: var(--login-bg-input);
  border: 1.5px solid var(--login-border);
  border-radius: 0.625rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  box-sizing: border-box;
}

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

.login-input:hover {
  border-color: #cbd5e1;
}

.login-input:focus {
  outline: none;
  border-color: var(--login-primary);
  box-shadow: 0 0 0 3px rgba(22, 119, 255, 0.1);
  background: #ffffff;
}

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

/* Password input wrapper */
.password-input-wrap {
  position: relative;
}

.password-input-wrap .login-input {
  padding-right: 3rem;
}

.password-toggle {
  position: absolute;
  right: 0.625rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  padding: 0.25rem;
  cursor: pointer;
  color: #94a3b8;
  font-size: 1rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s ease;
}

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

.password-toggle:focus {
  outline: 2px solid rgba(22, 119, 255, 0.3);
  outline-offset: 2px;
  border-radius: 0.25rem;
}

/* Validation */
.validation-summary-errors {
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: 0.625rem;
  padding: 0.75rem 1rem;
  color: #dc2626;
  font-size: 0.85rem;
  margin-bottom: 1.25rem;
}

.validation-summary-errors ul {
  margin: 0;
  padding-left: 1.25rem;
}

.field-error {
  display: block;
  color: #dc2626;
  font-size: 0.8rem;
  font-weight: 500;
  margin-top: 0.25rem;
}

/* ============================================================================
   REMEMBER ME & FORGOT PASSWORD
   ============================================================================ */

.login-remember {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.remember-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--login-text);
  user-select: none;
}

.remember-check {
  width: 1rem;
  height: 1rem;
  border: 1.5px solid var(--login-border);
  border-radius: 0.25rem;
  cursor: pointer;
  accent-color: var(--login-primary);
}

.forgot-link {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--login-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

.forgot-link:hover {
  color: var(--login-primary-dark);
  text-decoration: underline;
}

/* ============================================================================
   SIGN IN BUTTON
   ============================================================================ */

.btn-login {
  width: 100%;
  padding: 0.75rem;
  font-family: var(--login-font);
  font-size: 0.9rem;
  font-weight: 600;
  color: #ffffff;
  background: linear-gradient(135deg, var(--login-primary), var(--login-primary-light));
  border: none;
  border-radius: 0.625rem;
  cursor: pointer;
  transition: opacity 0.2s ease, box-shadow 0.2s ease, transform 0.1s ease;
  box-shadow: 0 2px 8px rgba(22, 119, 255, 0.25);
}

.btn-login:hover {
  opacity: 0.92;
  box-shadow: 0 4px 16px rgba(22, 119, 255, 0.35);
}

.btn-login:active {
  transform: scale(0.99);
}

.btn-login:focus {
  outline: 3px solid rgba(22, 119, 255, 0.3);
  outline-offset: 2px;
}

/* ============================================================================
   FOOTER NOTE
   ============================================================================ */

.login-note {
  text-align: center;
  font-size: 0.8rem;
  color: #94a3b8;
  margin: 1.25rem 0 0;
}

/* ============================================================================
   RESPONSIVE
   ============================================================================ */

@media (max-width: 480px) {
  .login-card {
    padding: 2rem 1.5rem 1.5rem;
    border-radius: 1rem;
  }

  .login-title {
    font-size: 1.375rem;
  }
}

/* ============================================================================
   ACCESSIBILITY
   ============================================================================ */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid rgba(22, 119, 255, 0.4);
  outline-offset: 2px;
}

@media (prefers-contrast: high) {
  .login-input {
    border-width: 2px;
  }

  .btn-login {
    border: 2px solid var(--login-primary-dark);
  }
}