/* Static detail pages: no animation engine, web fonts or external dependencies. */
.guide-page .page-shell { max-width: 1360px; }
.guide-page .hero-deck { max-width: 850px; }
.guide-page .page-hero { padding-bottom: 58px; }
.guide-section-title { margin: 0 0 28px; font-size: 27px; letter-spacing: -.04em; }
.small-label,.service-index { font-size: 11px; color: var(--blue); letter-spacing: .08em; font-weight: 750; }
.text-link { display: inline-flex; align-items: center; gap: 18px; font-size: 14px; font-weight: 700; color: var(--blue); text-decoration: none; min-height: 44px; }
.text-link:hover { text-decoration: underline; }
.service-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px; }
.service-card { padding: clamp(26px,3vw,42px); background: var(--white); border-top: 3px solid var(--blue); scroll-margin-top: 140px; }
.service-card h3 { font-size: clamp(25px,2.5vw,32px); line-height: 1.5; letter-spacing: -.04em; margin: 23px 0 20px; }
.service-card p,.service-card li { color: var(--muted); font-size: 16px; line-height: 1.95; }
.service-card ul { padding: 20px 0 0 20px; margin: 24px 0; border-top: 1px solid var(--line); }
.service-card li { padding: 4px 0; font-size: 14px; }
.product-guide { padding: 34px; margin-top: 30px; display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; background: var(--mist); border-radius: 14px; }
.product-guide h3 { font-size: 27px; line-height: 1.55; margin: 20px 0; letter-spacing: -.04em; }
.product-guide h4 { font-size: 18px; margin: 4px 0 20px; }
.product-guide p,.scope-disclosure { font-size: 15px; line-height: 1.95; color: var(--muted); }
.scope-disclosure { font-size: 13px; padding: 20px 0; }
.field-story { max-width: 800px; margin: 64px auto 0; }
.field-story>.eyebrow { display: block; }
.identity-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 45px; align-items: center; }
.identity-stage { min-width: 0; padding: 35px; background: var(--mist); border-radius: 16px; min-height: 300px; display: flex; align-items: center; }
.identity-stage img { width: 100%; min-width: 0; height: auto; }
.identity-copy h2 { font-size: 36px; line-height: 1.4; letter-spacing: -.045em; margin: 0 0 24px; }
.identity-copy>p { font-size: 16px; line-height: 1.95; color: var(--muted); }
.identity-note { font-size: 13px!important; }
.identity-note b { display: none; }
.identity-details { margin-top: 48px; border-block: 1px solid var(--line); }
.identity-details>summary { padding: 24px 0; display: flex; gap: 25px; justify-content: space-between; cursor: pointer; list-style: none; }
.identity-details>summary::-webkit-details-marker { display: none; }
.identity-details summary strong { display: block; font-size: 20px; }
.identity-details summary small { display: block; font-size: 13px; color: var(--muted); margin-top: 8px; }
.details-plus { font-size: 28px; }
.identity-details[open] .details-plus { transform: rotate(45deg); }
.logo-modes { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 22px; margin: 10px 0 50px; }
.logo-mode { display: flex; flex-direction: column; margin: 0; padding: 30px; border: 1px solid var(--line); background: white; border-radius: 12px; }
.logo-mode img { width: 65%; max-width: 320px; margin: 20px auto 40px; }
.logo-mode figcaption { font-size: 14px; color: var(--muted); }
.logo-mode figcaption strong { display: block; margin-bottom: 10px; font-size: 11px; letter-spacing: .06em; color: var(--blue); }
.logo-mode.reverse { background: var(--ink); }
.logo-mode.reverse figcaption,.logo-mode.reverse strong { color: white; }
.logo-mode.duotone { background: var(--mist); }
.guide-head { display: grid; grid-template-columns: 1fr 1fr; align-items: end; gap: 40px; }
.guide-head h3 { margin: 0; font-size: 30px; line-height: 1.5; letter-spacing: -.04em; }
.guide-version { display: block; font-size: 10px; letter-spacing: .1em; color: var(--blue); margin-bottom: 15px; }
.guide-head-copy { color: var(--muted); font-size: 15px; line-height: 1.95; margin: 0; }
.guide-swatches { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); margin: 32px 0; gap: 14px; }
.guide-swatch { padding: 22px; min-height: 145px; display: flex; flex-direction: column; justify-content: space-between; gap: 30px; border: 1px solid var(--line); border-radius: 8px; }
.guide-swatch strong { font-size: 12px; }
.guide-swatch span { font-size: 18px; }
.guide-swatch small { display: block; font-size: 11px; margin-top: 6px; }
.cloud-white { background: #fff; }
.rain-mist { background: #e8f2f4; }
.sky-drop { background: #5badce; }
.core-blue { background: #00679e; color: #fff; }
.mono-black { background: #000; color: #fff; }
.ink-color { background: #0c2533; color: #fff; }
.guide-rules { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 28px; margin-bottom: 36px; }
.guide-rule b { color: var(--blue); font-size: 12px; }
.guide-rule p { font-size: 14px; color: var(--muted); line-height: 1.95; }
.reading-library a { text-decoration: none; }
.essay-feature { display: grid; grid-template-columns: 1.1fr 1fr; overflow: hidden; border: 1px solid var(--line); border-radius: 16px; background: var(--ink); color: white; }
.essay-feature-art { background: #fffdf5; display: flex; flex-direction: column; justify-content: center; gap: 50px; padding: 30px; }
.essay-feature-art>span { font-size: 10px; color: var(--blue); letter-spacing: .1em; text-align: center; }
.essay-feature-copy { padding: 38px; }
.essay-label { display: block; font-size: 11px; font-weight: 750; letter-spacing: .05em; line-height: 1.9; }
.essay-feature h3 { font-family: Batang,Georgia,serif; font-size: 34px; line-height: 1.5; font-weight: 400; margin: 24px 0; }
.essay-feature p { font-size: 15px; line-height: 1.95; color: #d0e2e7; }
.essay-feature .text-link { color: #d7ed66; }
.essay-row { display: grid; grid-template-columns: 140px minmax(0,1fr) 40px; gap: 25px; align-items: start; padding: 40px 0; border-bottom: 1px solid var(--line); }
.essay-row h3 { font-family: Batang,Georgia,serif; font-size: 30px; line-height: 1.5; font-weight: 400; margin: 0 0 20px; }
.essay-row p { font-size: 16px; line-height: 1.95; color: var(--muted); margin: 0 0 15px; }
.essay-row small { font-size: 12px; color: var(--muted); }
.essay-arrow { font-size: 24px; color: var(--blue); }
.essay-row:hover h3 { color: var(--blue); }
.editorial-note { margin: 50px 0 70px; padding: 30px 34px; border-left: 3px solid var(--sky); background: var(--mist); }
.editorial-note h2 { font-size: 20px; margin: 0 0 18px; }
.editorial-note p { font-size: 15px; line-height: 1.95; color: var(--muted); }
.contact-page { padding-top: 150px; padding-bottom: 64px; }
.contact-small { color: var(--blue); font-size: 11px; font-weight: 750; letter-spacing: .1em; margin: 0 0 25px; }
.contact-brief { display: grid; grid-template-columns: 1fr 1fr; gap: 25px 60px; margin-top: 44px; }
.contact-brief>p { margin: 0; font-size: 18px; line-height: 1.95; }
.contact-brief ol { grid-column: 2; grid-row: span 4; list-style: none; padding: 0; margin: 0; }
.contact-brief li { display: flex; gap: 20px; border-top: 1px solid var(--line); padding: 23px 0; }
.contact-brief li>span { color: var(--blue); font-size: 12px; }
.contact-brief li strong { font-size: 17px; }
.contact-brief li p { margin: 12px 0 0; font-size: 14px; line-height: 1.9; color: var(--muted); }
.brief-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 15px; padding: 13px 22px; min-height: 48px; font: 700 14px/1.6 "Malgun Gothic",sans-serif; border: 1px solid var(--ink); border-radius: 30px; text-decoration: none; color: var(--ink); background: transparent; cursor: pointer; }
.button.primary { color: white; background: var(--ink); }
.button:hover { background: var(--mist); color: var(--ink); }
.contact-brief .contact-help { font-size: 13px; line-height: 1.9; color: var(--muted); }
.brief-template { border-block: 1px solid var(--line); }
.brief-template summary { font-size: 14px; padding: 17px 0; cursor: pointer; }
.brief-template pre { padding: 20px; margin: 0 0 20px; background: white; font: 14px/2 "Malgun Gothic",sans-serif; white-space: pre-wrap; overflow-wrap: anywhere; }
.contact-bottom { margin-top: 38px; padding-top: 28px; border-top: 1px solid var(--line); }
.email-wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; }
.email-link { font-size: clamp(23px,3vw,35px); text-decoration: none; }
.copy-button { padding: 10px 15px; font: inherit; font-size: 12px; border: 1px solid var(--line); border-radius: 25px; color: var(--ink); background: var(--mist); cursor: pointer; }
.faq { padding-bottom: 70px; }
.faq-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 60px; }
.faq h2 { font-size: 35px; line-height: 1.4; letter-spacing: -.04em; margin: 0 0 24px; }
.faq-grid>div>p { color: var(--muted); font-size: 15px; }
.faq-list details { border-top: 1px solid var(--line); }
.faq-list details:last-child { border-bottom: 1px solid var(--line); }
.faq-list summary { font-size: 16px; font-weight: 700; line-height: 1.85; padding: 20px 0; cursor: pointer; }
.faq-list p { margin: 0 0 24px; font-size: 15px; color: var(--muted); line-height: 1.95; }
.toast { position: fixed; z-index: 120; bottom: 25px; left: 50%; transform: translateX(-50%); width: max-content; max-width: calc(100% - 40px); padding: 16px 23px; border-radius: 12px; background: var(--ink); color: white; font-size: 13px; pointer-events: none; visibility: hidden; }
.toast.show { visibility: visible; }
@media (max-width: 950px) {
  .identity-grid,.guide-head,.product-guide,.faq-grid,.contact-brief { grid-template-columns: 1fr; gap: 30px; }
  .identity-stage img { max-width: 500px; margin: auto; }
  .guide-rules { grid-template-columns: 1fr; gap: 12px; }
  .contact-brief ol { grid-column: auto; grid-row: auto; }
  .contact-brief>p { max-width: 700px; }
  .essay-feature { grid-template-columns: 1fr; }
  .essay-feature-art { min-height: 260px; }
  .essay-feature-art img { max-width: 700px; margin: auto; }
  .essay-row { grid-template-columns: 100px minmax(0,1fr) 30px; }
}
@media (max-width: 680px) {
  .service-grid,.logo-modes { grid-template-columns: 1fr; }
  .service-card h3 br { display: none; }
  .product-guide { padding: 26px; }
  .guide-swatches { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; }
  .guide-swatch { padding: 16px; }
  .guide-head h3 { font-size: 27px; }
  .identity-copy h2 { font-size: 30px; }
  .identity-stage { min-height: 220px; padding: 25px; }
  .logo-mode img { width: 85%; }
  .essay-feature-copy { padding: 27px; }
  .essay-feature h3,.essay-row h3 { font-size: 27px; }
  .essay-feature-art { min-height: 190px; padding: 25px 15px; gap: 30px; }
  .essay-feature-art>span { font-size: 9px; }
  .essay-row { grid-template-columns: minmax(0,1fr) 25px; gap: 18px; padding: 32px 0; }
  .essay-row .essay-label { grid-column: 1/-1; }
  .essay-row .essay-label br { display: none; }
  .editorial-note { padding: 24px; }
  .contact-page { padding-top: 170px; }
  .contact-brief>p { font-size: 16px; }
}
@media print {
  .guide-page .page-hero,.contact-page { padding-top: 0; }
  .service-grid,.logo-modes { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .service-card,.logo-mode,.guide-swatch { break-inside: avoid; }
  .toast,.brief-actions,.copy-button { display: none; }
}