:root {
  --pro-login-dark: #1e1c34;
  --pro-login-primary: #35315f;
  --pro-login-accent: #65618e;
  --pro-login-pale: #f0f0f6;
  --pro-login-background: #f4f5f7;
  --pro-login-surface: #ffffff;
  --pro-login-text: #232238;
  --pro-login-muted: #626176;
  --pro-login-border: #d9d9e3;
  --pro-login-focus: #827db5;
  --pro-login-radius: 10px;
}

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

html {
  scrollbar-gutter: stable;
}

body {
  margin: 0;
}

button,
input {
  font: inherit;
}

a {
  color: var(--pro-login-primary);
}

a:visited {
  color: var(--pro-login-primary);
}

.pro-login-page {
  min-width: 0;
  overflow-x: hidden;
  color: var(--pro-login-text);
  background: var(--pro-login-background);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Yu Gothic UI", "Yu Gothic", Meiryo, sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

.pro-login-shell {
  width: min(calc(100% - 48px), 1180px);
  margin-inline: auto;
}

.pro-login-skip-link {
  position: fixed;
  z-index: 10;
  top: 8px;
  left: 8px;
  min-height: 44px;
  padding: 8px 16px;
  transform: translateY(-160%);
  border-radius: 8px;
  color: var(--pro-login-primary);
  background: var(--pro-login-surface);
  font-weight: 700;
}

.pro-login-skip-link:focus {
  transform: translateY(0);
}

.pro-login-header {
  width: 100%;
  background: var(--pro-login-dark);
}

.pro-login-header__inner {
  display: flex;
  min-height: 72px;
  align-items: center;
}

.pro-login-brand {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  gap: 16px;
  color: #ffffff;
  text-decoration: none;
}

.pro-login-brand:visited {
  color: #ffffff;
}

.pro-login-brand__mark {
  display: inline-flex;
  height: 44px;
  align-items: center;
}

.pro-login-brand__mark img {
  display: block;
  width: auto;
  height: 100%;
}

.pro-login-brand__service {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.pro-login-main {
  padding-block: 64px 72px;
}

.pro-login-card {
  width: min(100%, 700px);
  margin-inline: auto;
  padding: 44px 48px 40px;
  border: 1px solid var(--pro-login-border);
  border-radius: 12px;
  background: var(--pro-login-surface);
  box-shadow: 0 12px 32px rgba(30, 28, 52, 0.08);
}

.pro-login-card__inner {
  width: min(100%, 580px);
  margin-inline: auto;
}

.pro-login-card__heading {
  margin-bottom: 32px;
}

.pro-login-card__heading h1 {
  margin: 0;
  font-size: clamp(30px, 4vw, 36px);
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.pro-login-card__heading p {
  margin: 12px 0 0;
  color: var(--pro-login-muted);
  font-size: 17px;
}

.pro-login-notices {
  margin-top: 28px;
  padding-block: 22px;
  border-top: 1px solid var(--pro-login-border);
  border-bottom: 1px solid var(--pro-login-border);
}

.pro-login-notices h2 {
  margin: 0 0 14px;
  font-size: 20px;
  line-height: 1.5;
  font-weight: 700;
}

.pro-login-notices__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.pro-login-notices__item {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 16px;
  padding-block: 12px;
}

.pro-login-notices__item:first-child {
  padding-top: 0;
}

.pro-login-notices__item:last-child {
  padding-bottom: 0;
}

.pro-login-notices__item + .pro-login-notices__item {
  border-top: 1px solid #d8d6e5;
}

.pro-login-notices__item time {
  color: var(--pro-login-muted);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
}

.pro-login-notices__item p {
  margin: 0;
  overflow-wrap: anywhere;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.7;
}

.pro-login-messages {
  display: grid;
  gap: 12px;
  margin-bottom: 24px;
}

.pro-login-message {
  padding: 16px 18px;
  border: 1px solid #d8d6e5;
  border-left: 4px solid var(--pro-login-accent);
  border-radius: 8px;
  background: var(--pro-login-pale);
  font-size: 17px;
  line-height: 1.7;
}

.pro-login-message p {
  margin: 0;
  font-weight: 600;
}

.pro-login-message a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  margin-top: 8px;
  font-weight: 700;
  text-underline-offset: 0.2em;
}

.pro-login-form {
  display: grid;
  gap: 24px;
}

.pro-login-field {
  display: grid;
  gap: 8px;
}

.pro-login-field label {
  font-size: 17px;
  font-weight: 700;
}

.pro-login-field input {
  width: 100%;
  min-height: 52px;
  padding: 12px 14px;
  border: 1px solid #bfc0cc;
  border-radius: 8px;
  color: var(--pro-login-text);
  background: var(--pro-login-surface);
  font-size: 18px;
  line-height: 1.4;
}

.pro-login-submit {
  width: 100%;
  min-height: 56px;
  padding: 12px 20px;
  border: 1px solid var(--pro-login-primary);
  border-radius: 8px;
  color: #ffffff;
  background: var(--pro-login-primary);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  cursor: pointer;
}

.pro-login-submit:hover {
  background: var(--pro-login-dark);
}

.pro-login-submit:active {
  transform: translateY(1px);
}

.pro-login-renewal {
  margin-top: 28px;
  padding: 24px;
  border-radius: var(--pro-login-radius);
  background: var(--pro-login-pale);
}

.pro-login-renewal h2 {
  margin: 0;
  font-size: 22px;
  line-height: 1.4;
  font-weight: 800;
}

.pro-login-renewal p {
  margin: 12px 0 0;
  font-size: 17px;
}

.pro-login-renewal strong {
  color: var(--pro-login-primary);
  font-weight: 800;
}

.pro-login-renewal__link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  margin-top: 12px;
  font-weight: 700;
  text-underline-offset: 0.2em;
}

.pro-login-external-label {
  font-size: 15px;
  font-weight: 500;
}

.pro-login-back {
  margin: 24px 0 0;
  text-align: center;
}

.pro-login-back a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  font-weight: 700;
  text-underline-offset: 0.2em;
}

.pro-login-footer {
  width: 100%;
  padding-block: 24px;
  color: #ffffff;
  background: var(--pro-login-dark);
  text-align: center;
}

.pro-login-footer small {
  font-size: 16px;
}

.pro-login-page a:hover {
  text-decoration-thickness: 2px;
}

.pro-login-page :focus-visible {
  outline: 3px solid var(--pro-login-focus);
  outline-offset: 3px;
}

.pro-login-header :focus-visible,
.pro-login-submit:focus-visible {
  outline-color: #ffffff;
}

@media (max-width: 768px) {
  .pro-login-shell {
    width: min(calc(100% - 32px), 1180px);
  }

  .pro-login-header__inner {
    min-height: 68px;
  }

  .pro-login-brand {
    gap: 12px;
  }

  .pro-login-brand__mark {
    height: 40px;
  }

  .pro-login-brand__service {
    font-size: 18px;
  }

  .pro-login-main {
    padding-block: 40px 48px;
  }

  .pro-login-card {
    padding: 28px 24px 24px;
  }

  .pro-login-card__heading {
    margin-bottom: 28px;
  }

  .pro-login-card__heading h1 {
    font-size: 30px;
  }

  .pro-login-notices {
    padding-block: 20px;
  }

  .pro-login-notices__item {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
  }

  .pro-login-renewal {
    padding: 20px;
  }

  .pro-login-renewal__link,
  .pro-login-message a {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pro-login-submit:active {
    transform: none;
  }
}