.about-page {
  padding-bottom: 96px;
  background:
    radial-gradient(circle at 100% 6%, rgba(22, 135, 217, .08) 0 180px, transparent 181px),
    linear-gradient(180deg, #f5fafc 0, #fff 520px);
}

.about-hero {
  position: relative;
  display: grid;
  min-height: 440px;
  overflow: hidden;
  grid-template-columns: 1.12fr .88fr;
  align-items: center;
  gap: 44px;
  padding: 54px 62px;
  border: 1px solid #dce8ef;
  border-radius: 32px;
  background: #fff;
  box-shadow: var(--shadow);
}

.about-hero::before {
  position: absolute;
  top: -140px;
  right: -100px;
  width: 430px;
  height: 430px;
  border: 78px solid rgba(120, 168, 145, .12);
  border-radius: 50%;
  content: "";
}

.about-hero-copy {
  position: relative;
  z-index: 2;
}

.about-hero h1 {
  margin: 5px 0 22px;
  font-size: clamp(40px, 5vw, 60px);
  line-height: 1.34;
}

.about-hero h1 em {
  position: relative;
  color: var(--blue-dark);
  font-style: normal;
}

.about-hero h1 em::after {
  position: absolute;
  right: 0;
  bottom: -5px;
  left: 0;
  height: 7px;
  border-radius: 99px;
  background: rgba(243, 201, 105, .7);
  content: "";
  transform: rotate(-1deg);
}

.about-hero-copy > p {
  max-width: 600px;
  margin: 0;
  color: #526b7e;
  font-size: 16px;
  line-height: 2;
}

.about-hero-visual {
  position: relative;
  z-index: 1;
  min-height: 310px;
  border-radius: 28px 28px 70px 28px;
  background:
    radial-gradient(circle at 72% 25%, rgba(255, 255, 255, .82) 0 48px, transparent 49px),
    var(--blue-pale);
}

.about-pin {
  position: absolute;
  z-index: 3;
  top: 50px;
  left: 50%;
  display: grid;
  width: 102px;
  height: 102px;
  place-items: center;
  border: 8px solid #fff;
  border-radius: 52% 52% 52% 12%;
  background: var(--coral);
  box-shadow: 0 17px 34px rgba(23, 50, 77, .2);
  color: #fff;
  transform: translateX(-50%) rotate(-45deg);
}

.about-pin span {
  font-size: 29px;
  font-weight: 900;
  transform: rotate(45deg);
}

.about-book {
  position: absolute;
  bottom: 58px;
  width: 125px;
  height: 70px;
  border-radius: 7px 18px 18px 7px;
  box-shadow: 10px 12px 0 rgba(23, 50, 77, .1);
}

.about-book::after {
  position: absolute;
  top: 12px;
  right: 12px;
  bottom: 12px;
  left: 17px;
  border: 2px solid rgba(255, 255, 255, .65);
  border-radius: 4px 13px 13px 4px;
  content: "";
}

.about-book-one {
  left: 38px;
  background: var(--blue);
  transform: rotate(-9deg);
}

.about-book-two {
  right: 36px;
  bottom: 70px;
  background: var(--sage);
  transform: rotate(7deg);
}

.about-visual-label {
  position: absolute;
  z-index: 4;
  right: 22px;
  bottom: 19px;
  padding: 10px 14px;
  border-radius: 12px;
  background: rgba(255, 255, 255, .94);
  box-shadow: var(--shadow-soft);
  color: var(--ink);
  font-size: 11px;
  font-weight: 800;
  line-height: 1.55;
}

.about-section {
  padding-top: 82px;
}

.about-section-heading {
  max-width: 820px;
  margin-bottom: 28px;
}

.about-section-heading h2 {
  margin-bottom: 10px;
}

.about-section-heading > p {
  margin-bottom: 0;
  color: var(--muted);
}

.about-purpose {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  padding: 34px 38px;
  border: 1px solid #dfe9ef;
  border-radius: 24px;
  background: #fff;
  box-shadow: var(--shadow-soft);
}

.about-purpose p {
  margin: 0;
  color: #415d72;
  line-height: 2;
}

.about-feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.about-feature-card {
  display: flex;
  min-height: 280px;
  flex-direction: column;
  padding: 26px 24px 22px;
  border: 1px solid var(--line);
  border-radius: 21px;
  background: #fff;
  box-shadow: var(--shadow-soft);
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}

.about-feature-card:hover {
  border-color: #b7d6e9;
  box-shadow: 0 13px 30px rgba(23, 50, 77, .11);
  transform: translateY(-3px);
}

.about-feature-icon {
  display: grid;
  width: 50px;
  height: 50px;
  margin-bottom: 19px;
  place-items: center;
  border-radius: 15px;
  background: var(--blue-pale);
  color: var(--blue-dark);
  font-size: 14px;
  font-weight: 900;
}

.about-feature-card:nth-child(2) .about-feature-icon {
  background: #f3f0fa;
  color: #6d5c96;
}

.about-feature-card:nth-child(3) .about-feature-icon {
  background: var(--sage-pale);
  color: #4c7f68;
}

.about-feature-card:nth-child(4) .about-feature-icon {
  background: #fff5cf;
  color: #8b6a17;
}

.about-feature-card h3 {
  margin-bottom: 8px;
  font-size: 18px;
}

.about-feature-card p {
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.8;
}

.about-feature-card b {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: auto;
  color: var(--blue-dark);
  font-size: 12px;
}

.about-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.about-info-card {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 20px;
  padding: 32px;
  border-radius: 24px;
  background: #f4f9fc;
}

.about-info-card:nth-child(2) {
  background: #f1f7f3;
}

.about-info-number {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .1em;
}

.about-info-card:nth-child(2) .about-info-number {
  color: #4c7f68;
}

.about-info-card h2 {
  margin-bottom: 13px;
  font-size: 23px;
}

.about-info-card p {
  color: #526b7e;
  font-size: 13px;
  line-height: 1.9;
}

.about-info-card .about-note {
  margin-bottom: 0;
  padding-top: 14px;
  border-top: 1px solid rgba(115, 143, 161, .2);
  color: var(--ink);
  font-weight: 800;
}

.about-journal {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 40px;
  margin-top: 82px;
  padding: 38px 42px;
  border-radius: 26px;
  background: var(--cream);
}

.about-journal h2 {
  margin-bottom: 8px;
  font-size: 27px;
}

.about-journal p {
  max-width: 720px;
  margin-bottom: 0;
  color: #667686;
  font-size: 13px;
}

.about-journal .btn {
  white-space: nowrap;
}

@media (max-width: 900px) {
  .about-hero {
    grid-template-columns: 1fr;
  }

  .about-hero-visual {
    min-height: 280px;
  }

  .about-feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  .about-page {
    padding-bottom: 62px;
  }

  .about-hero {
    min-height: 0;
    gap: 28px;
    padding: 29px 22px 22px;
    border-radius: 22px;
  }

  .about-hero h1 {
    font-size: 36px;
  }

  .about-hero-copy > p {
    font-size: 14px;
    line-height: 1.9;
  }

  .about-hero-visual {
    min-height: 240px;
    border-radius: 21px 21px 54px 21px;
  }

  .about-pin {
    top: 37px;
    width: 84px;
    height: 84px;
  }

  .about-book {
    bottom: 45px;
    width: 92px;
    height: 54px;
  }

  .about-book-two {
    bottom: 57px;
  }

  .about-visual-label {
    right: 14px;
    bottom: 13px;
  }

  .about-section {
    padding-top: 58px;
  }

  .about-purpose,
  .about-info-grid {
    grid-template-columns: 1fr;
  }

  .about-purpose {
    gap: 18px;
    padding: 24px 22px;
  }

  .about-feature-grid {
    grid-template-columns: 1fr;
  }

  .about-feature-card {
    min-height: 245px;
  }

  .about-info-card {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 25px 22px;
  }

  .about-journal {
    grid-template-columns: 1fr;
    gap: 24px;
    margin-top: 58px;
    padding: 28px 22px;
  }

  .about-journal h2 {
    font-size: 24px;
  }

  .about-journal .btn {
    width: 100%;
    white-space: normal;
  }
}

/* About: operation information */
.about-operation-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr);
  gap: 20px;
}

.about-operation-list {
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
  box-shadow: var(--shadow-soft);
}

.about-operation-list > div {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  border-bottom: 1px solid var(--line);
}

.about-operation-list > div:last-child {
  border-bottom: 0;
}

.about-operation-list dt,
.about-operation-list dd {
  margin: 0;
  padding: 18px 22px;
}

.about-operation-list dt {
  background: #f4f9fc;
  color: var(--ink);
  font-weight: 800;
}

.about-operation-list dd {
  color: #526b7e;
}

.about-operation-list a {
  color: var(--blue-dark);
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.about-operation-note {
  padding: 28px;
  border-radius: 22px;
  background: linear-gradient(145deg, #eaf6fe, #f1f7f3);
}

.about-operation-note h3 {
  margin-bottom: 12px;
  font-size: 21px;
}

.about-operation-note p {
  margin: 0;
  color: #526b7e;
  font-size: 13px;
  line-height: 1.9;
}

.about-data-link {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 30px;
  margin-top: 20px;
  padding: 27px 30px;
  border: 1px solid #eadfc5;
  border-radius: 22px;
  background: var(--cream);
}

.about-data-link h3 {
  margin-bottom: 7px;
  font-size: 21px;
}

.about-data-link p {
  max-width: 700px;
  margin: 0;
  color: #667686;
  font-size: 13px;
}

.about-data-link .btn {
  white-space: nowrap;
}

/* Shared fixed pages */
.information-page,
.contact-page {
  padding: 30px 0 92px;
  background:
    radial-gradient(circle at 100% 0, rgba(22, 135, 217, .08) 0 220px, transparent 221px),
    linear-gradient(180deg, #f5fafc 0, #fff 580px);
}

.information-card,
.contact-card {
  max-width: 960px;
  overflow: hidden;
  padding: 0 54px 56px;
  border: 1px solid #dce8ef;
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.information-hero {
  position: relative;
  overflow: hidden;
  margin: 0 -54px 42px;
  padding: 50px 54px 44px;
  border-bottom: 1px solid #dce8ef;
  background: linear-gradient(135deg, #f1f9fe, #f4f8f5);
}

.information-hero::after {
  position: absolute;
  top: -88px;
  right: -50px;
  width: 240px;
  height: 240px;
  border: 42px solid rgba(120, 168, 145, .11);
  border-radius: 50%;
  content: "";
}

.information-hero > * {
  position: relative;
  z-index: 1;
}

.information-hero h1 {
  margin-bottom: 13px;
  font-size: clamp(34px, 5vw, 48px);
}

.information-lead {
  max-width: 720px;
  margin: 0;
  color: #526b7e;
  font-size: 15px;
  line-height: 1.9;
}

.policy-date {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.policy-card > section {
  padding: 30px 0;
  border-bottom: 1px solid var(--line);
}

.policy-card > section:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.policy-card section h2 {
  position: relative;
  margin-bottom: 15px;
  padding-left: 17px;
  font-size: 22px;
}

.policy-card section h2::before {
  position: absolute;
  top: .18em;
  bottom: .18em;
  left: 0;
  width: 4px;
  border-radius: 99px;
  background: var(--blue);
  content: "";
}

.policy-card section p,
.policy-card section li {
  color: #526b7e;
  font-size: 14px;
  line-height: 1.95;
}

.policy-card section p:last-child {
  margin-bottom: 0;
}

.policy-card section ul {
  margin: 0;
  padding-left: 1.5em;
}

.policy-card section a,
.data-card section a:not(.btn) {
  color: var(--blue-dark);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Contact */
.contact-card {
  max-width: 1020px;
}

.contact-guide {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 34px;
}

.contact-guide > div {
  min-height: 180px;
  padding: 23px 21px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
}

.contact-guide > div > span {
  display: grid;
  width: 38px;
  height: 38px;
  margin-bottom: 16px;
  place-items: center;
  border-radius: 12px;
  background: var(--blue-pale);
  color: var(--blue-dark);
  font-size: 11px;
  font-weight: 900;
}

.contact-guide strong {
  display: block;
  margin-bottom: 7px;
  color: var(--ink);
}

.contact-guide p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
}

.contact-before {
  margin-bottom: 46px;
  padding: 23px 25px;
  border-left: 5px solid var(--yellow);
  border-radius: 5px 16px 16px 5px;
  background: #fffaf0;
}

.contact-before h2 {
  margin-bottom: 8px;
  font-size: 20px;
}

.contact-before p {
  margin: 0;
  color: #65717b;
  font-size: 13px;
}

.contact-form-section {
  max-width: 720px;
  margin: 0 auto;
}

.contact-form-section > h2 {
  margin-bottom: 7px;
  font-size: 28px;
}

.contact-required-note {
  margin-bottom: 28px;
  color: var(--muted);
  font-size: 12px;
}

.contact-required-note span,
.required-badge,
.optional-badge {
  display: inline-flex;
  align-items: center;
  min-height: 21px;
  margin-left: 5px;
  padding: 2px 7px;
  border-radius: 99px;
  background: #fff0ed;
  color: #a63f31;
  font-size: 10px;
  font-weight: 800;
  line-height: 1.3;
}

.contact-required-note span {
  margin: 0 5px 0 0;
}

.optional-badge {
  background: #eef3f6;
  color: #617584;
}

.contact-form {
  display: grid;
  gap: 25px;
}

.contact-field label {
  display: block;
  margin-bottom: 9px;
  color: var(--ink);
  font-weight: 800;
}

.contact-field input,
.contact-field select,
.contact-field textarea {
  display: block;
  width: 100%;
  min-width: 0;
  padding: 13px 15px;
  border: 1px solid #cbdbe5;
  border-radius: 12px;
  outline: 0;
  background: #fbfdfe;
  color: var(--ink);
  font: inherit;
  font-size: 16px;
  transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
}

.contact-field select {
  min-height: 52px;
}

.contact-field textarea {
  min-height: 220px;
  resize: vertical;
}

.contact-field input:focus,
.contact-field select:focus,
.contact-field textarea:focus {
  border-color: var(--blue);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(22, 135, 217, .12);
}

.contact-field [aria-invalid="true"] {
  border-color: #d86658;
  background: #fffafa;
}

.contact-field small {
  display: block;
  margin-top: 7px;
  color: var(--muted);
  font-size: 11px;
}

.field-error {
  margin: 7px 0 0;
  color: #b33f32;
  font-size: 12px;
  font-weight: 700;
}

.contact-honeypot {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}

.contact-consent {
  padding: 18px 20px;
  border-radius: 14px;
  background: #f4f9fc;
}

.contact-consent label {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  color: #40566b;
  cursor: pointer;
}

.contact-consent input {
  width: 19px;
  height: 19px;
  flex: 0 0 auto;
  margin-top: 4px;
  accent-color: var(--blue);
}

.contact-consent a {
  color: var(--blue-dark);
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.contact-sales-note {
  margin: 0;
  color: #7f6652;
  font-size: 11px;
  text-align: center;
}

.contact-actions {
  text-align: center;
}

.contact-actions .btn {
  min-width: 280px;
  border: 0;
  cursor: pointer;
}

.contact-confirm-list {
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 18px;
}

.contact-confirm-list > div {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  border-bottom: 1px solid var(--line);
}

.contact-confirm-list > div:last-child {
  border-bottom: 0;
}

.contact-confirm-list dt,
.contact-confirm-list dd {
  min-width: 0;
  margin: 0;
  padding: 18px 21px;
}

.contact-confirm-list dt {
  background: #f4f9fc;
  color: var(--ink);
  font-weight: 800;
}

.contact-confirm-list dd {
  overflow-wrap: anywhere;
}

.contact-message-preview {
  line-height: 1.9;
}

.muted-value {
  color: var(--muted);
}

.contact-confirm-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: 32px;
}

.contact-confirm-actions form {
  margin: 0;
}

.contact-confirm-actions button {
  border: 0;
  cursor: pointer;
}

.contact-complete-card {
  padding-top: 60px;
  text-align: center;
}

.contact-complete-mark {
  display: grid;
  width: 76px;
  height: 76px;
  margin: 0 auto 23px;
  place-items: center;
  border-radius: 50%;
  background: var(--sage-pale);
  color: #4c7f68;
  font-size: 34px;
  font-weight: 900;
}

.contact-complete-card h1 {
  margin-bottom: 20px;
  font-size: clamp(30px, 5vw, 44px);
}

.contact-complete-card p {
  max-width: 650px;
  margin: 0 auto 12px;
  color: #526b7e;
}

.contact-complete-card .btn {
  margin-top: 22px;
}

/* Library data */
.data-card > section {
  position: relative;
  padding: 38px 0;
  border-bottom: 1px solid var(--line);
}

.data-card > section:last-child {
  border-bottom: 0;
}

.data-card section h2 {
  margin-bottom: 15px;
  font-size: 25px;
}

.data-card section > p {
  color: #526b7e;
  font-size: 14px;
  line-height: 1.95;
}

.data-card section > p:last-child {
  margin-bottom: 0;
}

.data-section-number {
  display: inline-flex;
  margin-bottom: 9px;
  color: var(--blue);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .14em;
}

.data-intro {
  margin-top: -12px;
  padding: 30px !important;
  border: 0 !important;
  border-radius: 20px;
  background: var(--cream);
}

.data-point-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 22px;
}

.data-point-grid > div {
  padding: 21px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fbfdfe;
}

.data-point-grid strong {
  display: block;
  margin-bottom: 7px;
  color: var(--ink);
}

.data-point-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.75;
}

.data-flow {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 13px;
  margin: 24px 0 16px;
  padding: 0;
  list-style: none;
}

.data-flow li {
  display: flex;
  gap: 12px;
  padding: 19px;
  border-radius: 16px;
  background: #f4f9fc;
}

.data-flow li > span {
  display: grid;
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  font-size: 11px;
  font-weight: 900;
}

.data-flow strong {
  display: block;
  margin-bottom: 5px;
  color: var(--ink);
  font-size: 13px;
}

.data-flow p {
  margin: 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.7;
}

.data-note {
  padding: 13px 16px;
  border-left: 4px solid var(--sage);
  border-radius: 4px 12px 12px 4px;
  background: var(--sage-pale);
  color: #476c5b !important;
  font-weight: 800;
}

.data-correction {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 32px;
  margin-top: 38px;
  padding: 30px !important;
  border: 0 !important;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--blue-pale), #f1f7f3);
}

.data-correction h2 {
  margin-bottom: 8px !important;
}

.data-correction .btn {
  white-space: nowrap;
}

@media (max-width: 900px) {
  .about-operation-layout {
    grid-template-columns: 1fr;
  }

  .data-flow {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .about-operation-list > div {
    grid-template-columns: 1fr;
  }

  .about-operation-list dt,
  .about-operation-list dd {
    padding: 13px 17px;
  }

  .about-operation-list dt {
    padding-bottom: 6px;
  }

  .about-operation-list dd {
    padding-top: 6px;
  }

  .about-data-link,
  .data-correction {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .about-data-link .btn,
  .data-correction .btn {
    width: 100%;
    white-space: normal;
  }

  .information-page,
  .contact-page {
    padding: 8px 0 62px;
  }

  .information-card,
  .contact-card {
    padding: 0 20px 34px;
    border-radius: 21px;
  }

  .information-hero {
    margin: 0 -20px 28px;
    padding: 32px 20px 29px;
  }

  .information-hero h1 {
    font-size: 31px;
  }

  .information-lead {
    font-size: 13px;
  }

  .policy-card > section,
  .data-card > section {
    padding: 25px 0;
  }

  .policy-card section h2,
  .data-card section h2 {
    font-size: 20px;
  }

  .policy-card section p,
  .policy-card section li,
  .data-card section > p {
    font-size: 13px;
  }

  .contact-guide {
    grid-template-columns: 1fr;
  }

  .contact-guide > div {
    min-height: 0;
  }

  .contact-before {
    padding: 19px;
  }

  .contact-form-section > h2 {
    font-size: 23px;
  }

  .contact-actions .btn {
    width: 100%;
    min-width: 0;
  }

  .contact-confirm-list > div {
    grid-template-columns: 1fr;
  }

  .contact-confirm-list dt,
  .contact-confirm-list dd {
    padding: 12px 15px;
  }

  .contact-confirm-list dt {
    padding-bottom: 6px;
  }

  .contact-confirm-list dd {
    padding-top: 6px;
  }

  .contact-confirm-actions {
    align-items: stretch;
    flex-direction: column-reverse;
  }

  .contact-confirm-actions .btn,
  .contact-confirm-actions form,
  .contact-confirm-actions button {
    width: 100%;
  }

  .contact-complete-card {
    padding-top: 38px;
  }

  .data-intro,
  .data-correction {
    padding: 21px !important;
  }

  .data-point-grid {
    grid-template-columns: 1fr;
  }
}