/* SmaRe:C ログイン — gx-web-smarec ブランド準拠 */
:root {
  --color-primary: #aa0000;
  --color-accent: #c30d23;
  --color-text: #18191a;
  --color-text-muted: #555;
  --color-text-subtle: #707070;
  --color-white: #fff;
  --color-surface: #fafafa;
  --color-border: #707070;
  --font-body: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  --font-display: "futura-pt", "Century Gothic", "Avenir Next", sans-serif;
  --input-height: 50px;
  --input-radius: 25px;
  --button-radius: 35px;
  --shadow-card: 0 24px 64px rgb(24 25 26 / 8%), 0 8px 24px rgb(24 25 26 / 6%);
  --shadow-btn: 0 4px 16px rgb(195 13 35 / 28%);
}

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

html { scroll-behavior: smooth; }

body.login-page {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--color-text);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
}

.login-layout {
  display: grid;
  grid-template-columns: minmax(320px, 44%) 1fr;
  min-height: 100vh;
}

/* ─── ブランドパネル ─── */
.login-brand {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 40px;
  overflow: hidden;
  color: var(--color-white);
  background: linear-gradient(165deg, #5c6064 0%, #2a2c2e 42%, #18191a 100%);
}

.login-brand::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 10%, rgb(170 0 0 / 22%), transparent 55%),
    radial-gradient(ellipse 50% 40% at 90% 90%, rgb(195 13 35 / 12%), transparent 50%);
  pointer-events: none;
}

.login-brand-inner {
  position: relative;
  z-index: 1;
  width: min(100%, 380px);
}

.login-brand-logo {
  display: block;
  width: min(200px, 72%);
  height: auto;
  margin-bottom: 28px;
}

.login-brand-tag {
  margin: 0;
  font-size: 13px;
  font-weight: 500;
  line-height: 1.7;
  letter-spacing: 0.06em;
  color: rgb(255 255 255 / 72%);
}

.login-brand-accent {
  width: 64px;
  height: 4px;
  margin: 28px 0 20px;
  background: var(--color-primary);
  border-radius: 2px;
}

.login-brand-title {
  margin: 0;
  font-size: clamp(28px, 3.2vw, 36px);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: 0.04em;
}

.login-brand-note {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgb(255 255 255 / 65%);
}

.login-brand-eyebrow {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgb(255 255 255 / 45%);
}

/* ─── フォーム側 ─── */
.login-main {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
  background:
    linear-gradient(180deg, var(--color-surface) 0%, var(--color-white) 32%),
    var(--color-white);
}

.login-panel {
  width: min(100%, 440px);
  padding: 8px 0;
  animation: login-fade-in 0.55s ease both;
}

@keyframes login-fade-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.login-eyebrow {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-subtle);
}

.login-heading {
  margin: 0;
  font-size: 32px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.04em;
  color: var(--color-text);
}

.login-heading-line {
  width: 48px;
  height: 4px;
  margin: 16px 0 20px;
  background: var(--color-primary);
  border-radius: 2px;
}

.login-lead {
  margin: 0 0 32px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-text-muted);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.login-field label {
  display: block;
  margin: 0 0 8px 20px;
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text);
}

.login-input-wrap {
  position: relative;
}

.login-field input {
  width: 100%;
  height: var(--input-height);
  padding: 10px 52px 10px 22px;
  font: inherit;
  font-size: 14px;
  color: var(--color-text);
  background: var(--color-white);
  border: 2px solid var(--color-border);
  border-radius: var(--input-radius);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.login-field input::placeholder {
  color: rgb(112 112 112 / 35%);
}

.login-field input:hover {
  border-color: #555;
}

.login-field input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 4px rgb(195 13 35 / 10%);
}

.login-form.is-error .login-field input {
  border-color: var(--color-accent);
  background: #fffbfb;
}

.login-toggle-pw {
  position: absolute;
  top: 50%;
  right: 14px;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  padding: 0;
  color: var(--color-text-subtle);
  cursor: pointer;
  background: transparent;
  border: 0;
  border-radius: 50%;
  transform: translateY(-50%);
  transition: color 0.2s ease, background 0.2s ease;
}

.login-toggle-pw:hover {
  color: var(--color-text);
  background: rgb(24 25 26 / 5%);
}

.login-toggle-pw svg {
  width: 20px;
  height: 20px;
}

.login-err {
  min-height: 22px;
  padding: 4px 20px 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--color-accent);
}

.login-err:empty { display: none; }

.login-submit {
  position: relative;
  display: grid;
  place-items: center;
  width: 100%;
  margin-top: 20px;
  padding: 14px 56px 12px;
  font: inherit;
  color: var(--color-white);
  cursor: pointer;
  background: var(--color-accent);
  border: 0;
  border-radius: var(--button-radius);
  box-shadow: var(--shadow-btn);
  transition: background 0.25s ease, transform 0.15s ease, box-shadow 0.25s ease;
}

.login-submit:hover {
  background: #a80b1f;
  box-shadow: 0 6px 20px rgb(195 13 35 / 34%);
}

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

.login-submit:focus-visible {
  outline: 3px solid rgb(195 13 35 / 35%);
  outline-offset: 3px;
}

.login-submit-text {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.login-submit-arrow {
  position: absolute;
  top: 50%;
  right: 22px;
  width: 18px;
  height: 18px;
  transform: translateY(-50%);
  transition: transform 0.2s ease;
}

.login-submit:hover .login-submit-arrow {
  transform: translate(3px, -50%);
}

.login-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 16px;
  align-items: center;
  margin-top: 48px;
  padding-top: 28px;
  border-top: 1px solid #e8e8e8;
}

.login-footer img {
  display: block;
  width: auto;
  height: 22px;
}

.login-footer span {
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-text-subtle);
}

/* ─── レスポンシブ ─── */
@media (max-width: 900px) {
  .login-layout {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
  }

  .login-brand {
    padding: 32px 24px 28px;
  }

  .login-brand-inner {
    width: 100%;
    max-width: 440px;
    margin: 0 auto;
    text-align: center;
  }

  .login-brand-logo {
    margin-inline: auto;
    margin-bottom: 16px;
  }

  .login-brand-accent {
    margin-inline: auto;
  }

  .login-brand-title {
    font-size: 24px;
  }

  .login-brand-note {
    font-size: 13px;
  }

  .login-main {
    padding: 32px 20px 40px;
  }

  .login-heading {
    font-size: 26px;
  }
}

@media (max-width: 480px) {
  .login-heading {
    font-size: 24px;
  }

  .login-submit-text {
    font-size: 18px;
  }

  .login-footer {
    flex-direction: column;
    align-items: flex-start;
    margin-top: 36px;
  }
}