/**
 * @file
 * abi_sso_login.css
 *
 * SSO login card — AB InBev corporate login.
 * Loaded only on /user/login via hook_page_attachments().
 *
 * Dark background, white card, left-aligned text, black pill button.
 * Uses high-specificity selectors + !important to override any theme.
 */

/* ========================================================
   TOKENS
   ======================================================== */
:root {
  --abi-page-bg: #2b2b2b;
  --abi-card-bg: #ffffff;
  --abi-card-max-w: 400px;
  --abi-card-radius: 1rem;
  --abi-title-color: #1a1a1a;
  --abi-subtitle-color: #6b7280;
  --abi-btn-bg: #2b2b2b;
  --abi-btn-text: #ffffff;
  --abi-focus-ring: #d4a917;
}

/* ========================================================
   PAGE — dark background
   ======================================================== */
html body.path-user {
  background: var(--abi-page-bg) !important;
  min-height: 100vh !important;
}

/* ========================================================
   CARD
   ======================================================== */
html body .openid-connect-login-form {
  display: flex !important;
  flex-direction: column !important;
  align-items: stretch !important;
  gap: 0 !important;
  width: 100% !important;
  max-width: var(--abi-card-max-w) !important;
  margin: 3rem auto !important;
  padding: 2rem 1.75rem 1.75rem !important;
  background: var(--abi-card-bg) !important;
  border-radius: var(--abi-card-radius) !important;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3) !important;
  box-sizing: border-box !important;
  text-align: left !important;
  animation: abi-card-enter 0.45s cubic-bezier(0.16, 1, 0.3, 1) both !important;
}

@keyframes abi-card-enter {
  from {
    opacity: 0;
    transform: translateY(10px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ========================================================
   HEADER — logo + title + subtitle
   ======================================================== */
html body .openid-connect-login-form .abi-sso-card__header {
  display: flex !important;
  flex-direction: column !important;
  align-items: flex-start !important;
  gap: 0.5rem !important;
  margin-bottom: 1.5rem !important;
  width: 100% !important;
}

/* Logo */
html body .openid-connect-login-form .abi-sso-card__logo {
  display: flex !important;
  align-items: center !important;
  justify-content: flex-start !important;
  margin-bottom: 0.25rem !important;
  width: 100% !important;
}

html body .openid-connect-login-form .abi-sso-card__logo img {
  height: 48px !important;
  width: auto !important;
  display: block !important;
  object-fit: contain !important;
}

/* Title */
html body .openid-connect-login-form .abi-sso-card__title {
  margin: 0 !important;
  padding: 0 !important;
  font-size: 1.0625rem !important;
  font-weight: 700 !important;
  color: var(--abi-title-color) !important;
  line-height: 1.35 !important;
  letter-spacing: -0.005em !important;
  border: none !important;
  text-align: left !important;
}

/* Subtitle */
html body .openid-connect-login-form .abi-sso-card__subtitle {
  margin: 0 !important;
  padding: 0 !important;
  font-size: 0.875rem !important;
  font-weight: 400 !important;
  color: var(--abi-subtitle-color) !important;
  line-height: 1.45 !important;
  text-align: left !important;
}

/* ========================================================
   FULL-WIDTH children
   ======================================================== */
html body .openid-connect-login-form > div {
  width: 100% !important;
}

/* ========================================================
   BUTTON WRAPPER — label + icon overlay
   ======================================================== */
html body .openid-connect-login-form .abi-sso-btn-wrap {
  position: relative !important;
  width: 100% !important;
  padding-top: 0.25rem !important;
}

/* Spinning icon overlay — hidden by default */
html body .openid-connect-login-form .abi-sso-btn-wrap::before {
  content: '' !important;
  position: absolute !important;
  left: 1.125rem !important;
  top: 50% !important;
  margin-top: -11px !important;
  width: 22px !important;
  height: 22px !important;
  background: url('../images/abi.svg') no-repeat center / contain !important;
  z-index: 2 !important;
  pointer-events: none !important;
  opacity: 0 !important;
}

/* ========================================================
   SSO BUTTON
   ======================================================== */
html body .openid-connect-login-form input[type="submit"],
html body .openid-connect-login-form .button {
  /* Reset */
  appearance: none !important;
  -webkit-appearance: none !important;

  /* Layout */
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 100% !important;
  min-height: 48px !important;
  padding: 0.75rem 2.75rem !important;
  box-sizing: border-box !important;
  position: relative !important;

  /* Typography */
  font-family: inherit !important;
  font-size: 0.9375rem !important;
  font-weight: 600 !important;
  letter-spacing: 0.005em !important;
  text-align: center !important;
  line-height: 1.4 !important;
  color: var(--abi-btn-text) !important;

  /* Shape — pill */
  background-color: var(--abi-btn-bg) !important;
  border: none !important;
  border-radius: 100px !important;

  /* Icon */
  background-image: url('../images/abi.svg') !important;
  background-repeat: no-repeat !important;
  background-position: 1.125rem center !important;
  background-size: 22px 22px !important;

  /* Interaction */
  cursor: pointer !important;
  transition:
    background-color 0.2s ease,
    transform 0.12s ease,
    box-shadow 0.2s ease !important;
}

/* Hover */
html body .openid-connect-login-form input[type="submit"]:hover,
html body .openid-connect-login-form .button:hover {
  filter: brightness(1.25) !important;
  transform: translateY(-1px) !important;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25) !important;
}

/* Focus */
html body .openid-connect-login-form input[type="submit"]:focus-visible,
html body .openid-connect-login-form .button:focus-visible {
  outline: 2px solid var(--abi-focus-ring) !important;
  outline-offset: 2px !important;
  box-shadow: none !important;
}

/* Active */
html body .openid-connect-login-form input[type="submit"]:active,
html body .openid-connect-login-form .button:active {
  transform: translateY(0) !important;
  background-color: #111111 !important;
  box-shadow: none !important;
}

/* Disabled */
html body .openid-connect-login-form input[type="submit"]:disabled,
html body .openid-connect-login-form .button:disabled {
  background-color: #94a3b8 !important;
  cursor: not-allowed !important;
  transform: none !important;
  box-shadow: none !important;
  opacity: 0.7 !important;
}

/* ========================================================
   LOADING STATE — icon spins
   ======================================================== */
@keyframes abi-icon-spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

html body .openid-connect-login-form.abi-sso--loading .abi-sso-btn-wrap::before {
  opacity: 1 !important;
  animation: abi-icon-spin 0.7s linear infinite !important;
}

html body .openid-connect-login-form.abi-sso--loading input[type="submit"],
html body .openid-connect-login-form.abi-sso--loading .button {
  background-image: none !important;
  pointer-events: none !important;
  opacity: 0.75 !important;
}

/* ========================================================
   RESPONSIVE — Tablet (≤640px)
   ======================================================== */
@media (max-width: 640px) {
  html body .openid-connect-login-form {
    max-width: calc(100% - 2rem) !important;
    margin: 2rem auto !important;
    padding: 1.75rem 1.5rem 1.5rem !important;
  }
}

/* ========================================================
   RESPONSIVE — Small mobile (≤400px)
   ======================================================== */
@media (max-width: 400px) {
  html body .openid-connect-login-form {
    max-width: 100% !important;
    margin: 1rem 0.75rem !important;
    padding: 1.5rem 1.25rem 1.25rem !important;
    border-radius: 0.75rem !important;
  }

  html body .openid-connect-login-form .abi-sso-card__header {
    margin-bottom: 1.25rem !important;
  }

  html body .openid-connect-login-form .abi-sso-card__logo img {
    height: 40px !important;
  }

  html body .openid-connect-login-form .abi-sso-card__title {
    font-size: 1rem !important;
  }

  html body .openid-connect-login-form .abi-sso-card__subtitle {
    font-size: 0.8125rem !important;
  }

  html body .openid-connect-login-form input[type="submit"],
  html body .openid-connect-login-form .button {
    font-size: 0.875rem !important;
    padding: 0.6875rem 2.25rem !important;
    min-height: 44px !important;
  }

  html body .openid-connect-login-form .abi-sso-btn-wrap::after {
    font-size: 0.8125rem !important;
  }
}

/* ========================================================
   INLINE ERROR / WARNING BLOCK
   ======================================================== */

/* Wrapper — slides in after the card animation settles */
html body .openid-connect-login-form .abi-sso-card__error-block {
  width: 100% !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 0.5rem !important;
  margin-bottom: 1.25rem !important;
  animation: abi-error-enter 0.4s cubic-bezier(0.16, 1, 0.3, 1) both !important;
  animation-delay: 0.2s !important;
}

@keyframes abi-error-enter {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Individual message item */
html body .openid-connect-login-form .abi-sso-card__error-item {
  display: flex !important;
  align-items: flex-start !important;
  gap: 0.625rem !important;
  background: rgba(239, 68, 68, 0.07) !important;
  border: 1px solid rgba(239, 68, 68, 0.22) !important;
  border-left: 3px solid #ef4444 !important;
  border-radius: 0.5rem !important;
  padding: 0.75rem 0.875rem !important;
  font-size: 0.8125rem !important;
  line-height: 1.55 !important;
  color: #7f1d1d !important;
  box-sizing: border-box !important;
}

/* Warning icon — SVG triangle via clip-path */
html body .openid-connect-login-form .abi-sso-card__error-icon {
  flex-shrink: 0 !important;
  width: 15px !important;
  height: 15px !important;
  min-width: 15px !important;
  margin-top: 0.1rem !important;
  background-color: #ef4444 !important;
  clip-path: polygon(50% 0%, 0% 100%, 100% 100%) !important;
  border-radius: 1px !important;
  opacity: 0.85 !important;
}

/* Rate-limited block — same language as error */
html body .openid-connect-login-form .abi-sso-card__rate-limited {
  background: rgba(239, 68, 68, 0.07) !important;
  border: 1px solid rgba(239, 68, 68, 0.22) !important;
  border-left: 3px solid #ef4444 !important;
  border-radius: 0.5rem !important;
  padding: 0.75rem 0.875rem !important;
  margin-bottom: 1.25rem !important;
}

html body .openid-connect-login-form .abi-sso-card__rate-limited p {
  margin: 0 !important;
  font-size: 0.8125rem !important;
  line-height: 1.55 !important;
  color: #7f1d1d !important;
}

/* ========================================================
   REDUCED MOTION
   ======================================================== */
@media (prefers-reduced-motion: reduce) {
  html body .openid-connect-login-form {
    animation: none !important;
  }

  html body .openid-connect-login-form input[type="submit"],
  html body .openid-connect-login-form .button {
    transition: none !important;
  }

  html body .openid-connect-login-form.abi-sso--loading .abi-sso-btn-wrap::before {
    animation: none !important;
  }

  html body .openid-connect-login-form .abi-sso-card__error-block {
    animation: none !important;
  }
}