.guide-shell { --guide-blue: #1470ec; --guide-ink: #17212e; --guide-muted: #586579; max-width: 1140px; margin: 0 auto; padding: 40px 24px 24px; color: var(--guide-ink); }
.guide-shell *, .guide-shell *::before, .guide-shell *::after { box-sizing: border-box; }
.guide-masthead { display: flex; justify-content: space-between; align-items: center; gap: 24px; margin-bottom: 28px; }
.guide-eyebrow { font-size: 11px; font-weight: 700; letter-spacing: .11em; text-transform: uppercase; color: var(--guide-blue); }
.guide-masthead h1 { font-size: clamp(28px, 3.5vw, 38px); line-height: 1.16; font-weight: 800; letter-spacing: -.035em; margin: 8px 0 10px; }
.guide-masthead p { color: var(--guide-muted); font-size: 15px; line-height: 1.6; }
.guide-button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; flex-shrink: 0; min-height: 44px; padding: 11px 19px; border: 1px solid transparent; border-radius: 999px; background: var(--guide-blue); color: white; font-size: 13px; font-weight: 600; line-height: 1.4; cursor: pointer; transition: background .15s; }
.guide-button:hover { background: #0f5fd0; }
.guide-button-secondary { background: white; border-color: #dde3ed; color: var(--guide-ink); }
.guide-button-secondary:hover { background: #eaf3ff; }
.guide-button-small { padding: 9px 16px; min-height: 40px; }
.guide-shell :is(a, button, summary, input, textarea, select):focus-visible { outline: 3px solid #1470ec; outline-offset: 4px; }
.guide-workspace { background: #fff; border: 1px solid #e6eaf0; border-radius: 20px; padding: 22px 26px; margin-bottom: 28px; }
.guide-preparation { display: flex; align-items: end; gap: 28px; justify-content: space-between; }
.guide-chooser { flex: 1; max-width: 560px; min-width: 0; }
.guide-chooser label, .guide-create-form label { display: block; font-size: 12px; font-weight: 600; color: var(--guide-muted); margin-bottom: 8px; }
.guide-chooser > div { display: flex; gap: 10px; }
.guide-chooser select { width: 100%; min-width: 0; border: 1px solid #d5dfec; border-radius: 12px; padding: 10px 32px 10px 14px; background: #f8fafc; font-size: 14px; color: var(--guide-ink); }
.guide-new-preparation { position: relative; font-size: 13px; }
.guide-new-preparation summary { list-style: none; cursor: pointer; padding: 12px 0; font-weight: 600; color: var(--guide-blue); }
.guide-new-preparation summary::-webkit-details-marker { display: none; }
.guide-create-form { position: absolute; z-index: 10; right: 0; top: 48px; width: 300px; padding: 22px; border: 1px solid #d8e9ff; border-radius: 18px; background: white; box-shadow: 0 14px 40px #17212e15; }
.guide-create-form input { width: 100%; border: 1px solid #d5dfec; border-radius: 10px; padding: 10px 12px; margin-bottom: 14px; font-size: 14px; }
.guide-reading-memory { margin-top: 16px; color: var(--guide-muted); font-size: 12px; line-height: 1.7; }
.guide-layout { display: grid; grid-template-columns: 224px minmax(0, 1fr); align-items: start; gap: 28px; }
.guide-sidebar { position: sticky; top: 100px; max-height: calc(100dvh - 130px); overflow-y: auto; scrollbar-width: thin; padding-right: 5px; }
.guide-sidebar-label { font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: #68758a; padding: 0 12px; margin-bottom: 14px; }
.guide-chapters details { margin-bottom: 5px; }
.guide-chapters summary { display: flex; align-items: center; gap: 10px; cursor: pointer; list-style: none; padding: 12px; font-size: 13px; font-weight: 700; border-radius: 10px; }
.guide-chapters summary::-webkit-details-marker { display: none; }
.guide-chapters summary::after { content: '⌄'; margin-left: auto; color: #66768d; font-size: 15px; }
.guide-chapters details[open] summary::after { transform: rotate(180deg); }
.guide-chapters summary:hover { background: #e9eef5; }
.guide-chapter-number { color: #8d9bb0; font-size: 11px; font-variant-numeric: tabular-nums; }
.guide-chapter-link { display: flex; gap: 9px; align-items: baseline; font-size: 12px; line-height: 1.45; color: #556275; padding: 10px 11px; margin: 2px 0; border-radius: 10px; }
.guide-chapter-link:hover { color: #0f5fd0; background: #eaf3ff; }
.guide-chapter-link.is-current { background: #d8e9ff; color: #0f5fd0; font-weight: 600; }
.guide-sidebar-tip { margin-top: 24px; border-top: 1px solid #dde3ed; padding: 22px 12px 8px; }
.guide-sidebar-tip p { font-size: 12px; line-height: 1.7; color: var(--guide-muted); margin: 10px 0; }
.guide-sidebar-tip a { font-size: 12px; color: var(--guide-blue); font-weight: 600; text-decoration: underline; text-underline-offset: 4px; }
.guide-reading-column { min-width: 0; }
.guide-mobile-contents { display: none; }
.guide-document { background: white; border: 1px solid #e6eaf0; border-radius: 24px; padding: 42px 44px 26px; box-shadow: 0 5px 25px #17212e04; }
.guide-document-heading { margin-bottom: 32px; padding-bottom: 30px; border-bottom: 1px solid #e8edf4; }
.guide-document-meta { display: flex; gap: 12px; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.guide-document-meta > span:last-child { font-size: 11px; color: #748096; text-align: right; }
.guide-document h2 { font-size: clamp(28px, 3vw, 36px); line-height: 1.16; font-weight: 800; letter-spacing: -.035em; margin: 0 0 20px; max-width: 650px; text-wrap: balance; overflow-wrap: anywhere; hyphens: auto; }
.guide-lead { font-size: 17px; color: #596577; line-height: 1.75; }
.guide-blocks { font-size: 15px; line-height: 1.85; overflow-wrap: break-word; }
.guide-blocks > p { margin: 22px 0; }
.guide-blocks > :first-child { margin-top: 0; }
.guide-blocks h3 { font-size: 19px; font-weight: 700; line-height: 1.35; letter-spacing: -.015em; margin: 32px 0 13px; }
.guide-blocks > h3 { margin-top: 36px; }
.guide-example { border-radius: 16px; padding: 24px 26px; margin: 28px 0; background: #eaf3ff; border: 1px solid #d8e9ff; }
.guide-example p + p { margin-top: 12px; }
.guide-example-label { font-weight: 700; color: #0f5fd0; font-size: 12px; line-height: 1.45; letter-spacing: .02em; }
.guide-example-note { font-size: 12px; line-height: 1.7; color: #53657d; }
.guide-insight { margin: 28px 0; padding: 23px 25px; border: 1px solid #d5e9dd; border-radius: 16px; background: #f1f8f3; }
.guide-insight > span { display: block; color: #32754b; font-size: 11px; font-weight: 700; letter-spacing: .04em; margin-bottom: 9px; }
.guide-insight h4 { font-size: 16px; line-height: 1.5; font-weight: 700; margin-bottom: 10px; }
.guide-insight p { font-size: 14px; line-height: 1.85; color: #465e50; }
.guide-answer-comparison { margin: 28px 0 32px; border: 1px solid #dde6f1; border-radius: 16px; overflow: hidden; }
.guide-answer-comparison > div { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.guide-answer-comparison section { min-width: 0; padding: 23px; background: #f5f7fa; }
.guide-answer-comparison section + section { background: #eaf3ff; border-left: 1px solid #dde6f1; }
.guide-answer-comparison h4 { font-size: 12px; line-height: 1.6; font-weight: 700; color: #59697f; margin-bottom: 12px; }
.guide-answer-comparison section + section h4 { color: #0f5fd0; }
.guide-answer-comparison section p { font-size: 14px; line-height: 1.85; }
.guide-answer-comparison figcaption { border-top: 1px solid #dde6f1; padding: 18px 23px; font-size: 12px; line-height: 1.8; color: #536175; }
.guide-list { list-style: none; margin: 20px 0 28px; }
.guide-list li { position: relative; padding-left: 23px; margin: 12px 0; }
.guide-list li::before { content: ''; position: absolute; left: 2px; top: .78em; width: 6px; height: 6px; border-radius: 50%; background: #2482fd; }
.guide-topic-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin: 28px 0 38px; }
.guide-topic-card { position: relative; display: flex; flex-direction: column; border: 1px solid #e1e8f1; border-radius: 16px; padding: 22px; background: #f8fafc; text-decoration: none; transition: background .15s; }
.guide-topic-card:hover { background: #eaf3ff; border-color: #bedaff; }
.guide-topic-number { color: #1470ec; font-size: 11px; font-weight: 700; margin-bottom: 16px; }
.guide-topic-card strong { font-size: 16px; font-weight: 700; line-height: 1.35; }
.guide-topic-card > span:not(.guide-topic-number):not(.guide-topic-arrow) { font-size: 12px; line-height: 1.65; color: var(--guide-muted); margin-top: 9px; }
.guide-topic-arrow { position: absolute; right: 22px; top: 20px; color: #1470ec; font-size: 20px; }
.guide-diagram { display: grid; gap: 10px; list-style: none; margin: 4px 0 32px; }
.guide-diagram li { min-width: 0; border-radius: 14px; background: #f3f6fa; padding: 18px 14px; display: flex; flex-direction: column; }
.guide-diagram li:first-child { background: #eaf3ff; }
.guide-diagram-number { font-size: 15px; font-weight: 700; color: #1470ec; margin-bottom: 12px; line-height: 1; }
.guide-diagram strong { font-size: 13px; font-weight: 700; line-height: 1.5; }
.guide-diagram-detail { font-size: 11px; line-height: 1.6; color: #607086; margin-top: 7px; }
.guide-diagram-preparation { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.guide-diagram-conversation, .guide-diagram-introduction { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.guide-diagram-conversation li { flex-direction: row; gap: 12px; align-items: baseline; }
.guide-diagram-conversation .guide-diagram-number { font-size: 11px; margin: 0; }
.guide-diagram-introduction li:nth-child(2) { background: #e9f9ee; }
.guide-diagram-introduction li:nth-child(3) { background: #fff6e8; }
.guide-diagram-star { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.guide-diagram-star .guide-diagram-number { font-family: 'Bricolage Grotesque', sans-serif; font-size: 30px; margin-bottom: 14px; }
.guide-diagram-star li:nth-child(3) { background: #1470ec; color: white; }
.guide-diagram-star li:nth-child(3) :is(.guide-diagram-number, .guide-diagram-detail) { color: white; }
.guide-detail-rows { margin: 24px 0 30px; }
.guide-detail-rows > div { display: grid; grid-template-columns: minmax(100px, .9fr) minmax(0, 2fr); gap: 24px; padding: 19px 0; border-bottom: 1px solid #e7ecf3; }
.guide-detail-rows > div:first-child { border-top: 1px solid #e7ecf3; }
.guide-detail-rows dt { font-weight: 600; font-size: 13px; line-height: 1.65; }
.guide-detail-rows dd { font-size: 14px; line-height: 1.8; color: #536175; }
.guide-schedule dt { color: #1470ec; }
.guide-steps { margin: 26px 0; list-style: none; }
.guide-steps li { display: flex; gap: 18px; margin-bottom: 26px; }
.guide-steps li > span { display: flex; flex-shrink: 0; align-items: center; justify-content: center; background: #eaf3ff; color: #1470ec; border-radius: 50%; width: 36px; height: 36px; font-size: 13px; font-weight: 700; }
.guide-steps h3 { margin: 3px 0 8px; font-size: 17px; }
.guide-steps p { font-size: 14px; color: #536175; }
.guide-qa { margin: 30px 0 38px; }
.guide-qa h3 { margin: 0 0 13px; }
.guide-question-intent { font-size: 13px; color: #59697f; line-height: 1.75; }
.guide-qa blockquote { background: #f3f7fc; border-left: 3px solid #2482fd; border-radius: 0 14px 14px 0; padding: 20px 23px; margin: 18px 0 14px; }
.guide-qa blockquote p { font-size: 14px; line-height: 1.85; }
.guide-question-note { font-size: 12px; color: #627084; line-height: 1.75; }
.guide-field-stack { display: flex; flex-direction: column; gap: 22px; margin: 28px 0; }
.guide-text-field { min-width: 0; }
.guide-text-field label { display: block; font-size: 12px; font-weight: 600; line-height: 1.6; margin-bottom: 8px; color: #42516a; }
.guide-text-field :is(input, textarea) { width: 100%; border: 1px solid #c9dbf2; background: #f7faff; border-radius: 12px; padding: 12px 14px; font: inherit; font-size: 14px; line-height: 1.8; color: var(--guide-ink); transition: border-color .15s; }
.guide-text-field input { min-height: 46px; }
.guide-text-field textarea { display: block; resize: vertical; min-height: 90px; }
.guide-text-field :is(input, textarea):focus { border-color: #1470ec; background: #fff; }
.guide-match-grid { display: grid; grid-template-columns: 1fr; gap: 22px; margin: 30px 0; }
.guide-match-grid section { padding: 22px; background: #fafbfd; border: 1px solid #e5eaf3; border-radius: 16px; }
.guide-match-grid h3 { margin: 0 0 20px; color: #1470ec; font-size: 13px; }
.guide-match-grid .guide-text-field + .guide-text-field { margin-top: 18px; }
.guide-compact-fields > div, .guide-comparison section > div { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.guide-compact-fields > div { margin-bottom: 24px; }
.guide-comparison section { padding: 24px 0; border-bottom: 1px solid #e7ecf3; }
.guide-comparison h3 { margin: 0 0 16px; font-size: 16px; }
.guide-review-field { border: 1px solid #e1e8f1; border-radius: 14px; padding: 20px; min-width: 0; }
.guide-review-field legend { font-size: 14px; font-weight: 500; padding: 0 5px; line-height: 1.65; }
.guide-review-field > div { display: flex; flex-wrap: wrap; gap: 16px; }
.guide-review-field label { display: flex; align-items: center; gap: 7px; font-size: 12px; cursor: pointer; min-height: 32px; }
.guide-shell input:is([type=checkbox], [type=radio]) { width: 17px; height: 17px; flex-shrink: 0; accent-color: #1470ec; cursor: pointer; }
.guide-checklist section { margin: 30px 0; }
.guide-check-field { display: flex; align-items: start; gap: 13px; border-bottom: 1px solid #edf1f6; padding: 13px 0; font-size: 14px; line-height: 1.75; cursor: pointer; }
.guide-check-field input { margin-top: 4px; }
.guide-check-field:has(input:checked) { color: #548362; }
.guide-question-bank section { padding: 23px 0; border-bottom: 1px solid #e7ecf3; }
.guide-question-bank h3 { margin: 0 0 16px; font-size: 17px; color: #1470ec; }
.guide-question-bank li { margin: 12px 0; padding-left: 19px; position: relative; font-size: 14px; }
.guide-question-bank li::before { content: '›'; color: #1470ec; position: absolute; left: 0; font-weight: 700; }
.guide-video-diagram { display: grid; grid-template-columns: 1fr 1.25fr; gap: 26px; align-items: center; background: #f3f7fc; border-radius: 16px; padding: 25px; margin: 0 0 32px; }
.guide-video-diagram svg { width: 100%; color: #1470ec; }
.guide-video-diagram > div > span { display: block; text-align: center; font-size: 10px; color: #63758f; }
.guide-video-diagram dl > div + div { margin-top: 15px; }
.guide-video-diagram dt { font-size: 12px; font-weight: 700; }
.guide-video-diagram dd { font-size: 11px; color: #617189; margin-top: 3px; line-height: 1.6; }
.guide-salary-diagram { padding: 24px; border: 1px solid #dde7f4; background: #f8fafc; border-radius: 16px; margin: 0 0 32px; }
.guide-salary-diagram ol { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); text-align: center; }
.guide-salary-diagram li { display: flex; flex-direction: column; position: relative; }
.guide-salary-diagram strong { font-size: 15px; font-weight: 700; padding-bottom: 26px; }
.guide-salary-diagram li:nth-child(2) strong { color: #1470ec; }
.guide-salary-diagram li::after { content: ''; position: absolute; top: 42px; left: calc(50% - 5px); width: 10px; height: 10px; background: #1470ec; border: 2px solid #f8fafc; border-radius: 50%; }
.guide-salary-diagram li::before { content: ''; position: absolute; top: 46px; left: 0; right: 0; height: 1px; background: #d3deed; }
.guide-salary-diagram li:first-child::before { left: 50%; }
.guide-salary-diagram li:last-child::before { right: 50%; }
.guide-salary-diagram li > span { font-size: 10px; line-height: 1.5; color: #5d6c82; overflow-wrap: anywhere; hyphens: auto; }
.guide-salary-diagram figcaption { margin-top: 22px; font-size: 10px; color: #65758b; line-height: 1.65; }
.guide-save-row { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-top: 24px; }
.guide-save-row p { font-size: 11px; color: #63758b; line-height: 1.6; }
.guide-save-row p[data-state=error] { color: #b42318; }
.guide-save-row p[data-state=saved] { color: #278843; }
.guide-print-row { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-top: 25px; border-top: 1px solid #eef2f7; padding-top: 18px; font-size: 10px; color: #728099; }
.guide-print-row button { color: #4c607e; cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }
.guide-pager { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; margin-top: 24px; padding: 2px 5px; }
.guide-pager a { display: flex; flex-direction: column; gap: 7px; padding: 14px 0; color: #4e607b; }
.guide-pager a > span { font-size: 10px; text-transform: uppercase; letter-spacing: .08em; }
.guide-pager strong { font-size: 13px; line-height: 1.6; font-weight: 600; }
.guide-pager a:hover strong { color: #1470ec; }
.guide-next { text-align: right; }
.guide-print-preparation { display: none; }
@media (max-width: 899px) {
  .guide-layout { display: block; }
  .guide-sidebar { display: none; }
  .guide-mobile-contents { display: block; border: 1px solid #dde3ed; background: white; border-radius: 16px; margin-bottom: 18px; padding: 6px 14px; }
  .guide-mobile-contents > summary { cursor: pointer; padding: 12px 2px; font-size: 13px; font-weight: 600; }
  .guide-mobile-contents > summary > span { font-weight: 400; color: #66758c; margin-left: 10px; font-size: 12px; }
  .guide-mobile-contents .guide-chapters { padding-top: 8px; padding-bottom: 10px; }
  .guide-document { padding: 36px; }
}
@media (max-width: 600px) {
  .guide-shell { padding: 26px 16px 16px; }
  .guide-masthead { display: block; margin-bottom: 22px; }
  .guide-masthead h1 { margin-top: 8px; }
  .guide-masthead .guide-button { margin-top: 18px; }
  .guide-workspace { padding: 19px; border-radius: 18px; margin-bottom: 18px; }
  .guide-preparation { display: block; }
  .guide-new-preparation { margin-top: 8px; }
  .guide-new-preparation summary { padding-bottom: 0; }
  .guide-create-form { position: static; width: 100%; margin-top: 16px; box-shadow: none; padding: 16px; }
  .guide-document { padding: 27px 22px 20px; border-radius: 20px; }
  .guide-document-heading { margin-bottom: 26px; padding-bottom: 25px; }
  .guide-document-meta { align-items: start; margin-bottom: 17px; }
  .guide-document-meta .guide-eyebrow { max-width: 180px; }
  .guide-document-meta > span:last-child { font-size: 10px; }
  .guide-document h2 { font-size: 29px; }
  .guide-lead { font-size: 16px; }
  .guide-blocks { font-size: 15px; }
  .guide-example { padding: 21px; }
  .guide-insight { padding: 21px; }
  .guide-answer-comparison > div { grid-template-columns: 1fr; }
  .guide-answer-comparison section { padding: 21px; }
  .guide-answer-comparison section + section { border-left: 0; border-top: 1px solid #dde6f1; }
  .guide-answer-comparison figcaption { padding: 17px 21px; }
  .guide-topic-grid, .guide-compact-fields > div, .guide-comparison section > div { grid-template-columns: 1fr; }
  .guide-topic-card { padding: 21px; }
  .guide-diagram-preparation, .guide-diagram-star, .guide-diagram-conversation { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .guide-diagram-introduction { grid-template-columns: 1fr; }
  .guide-diagram-introduction li { position: relative; padding: 18px 18px 18px 55px; }
  .guide-diagram-introduction .guide-diagram-number { position: absolute; top: 23px; left: 22px; }
  .guide-detail-rows > div { display: block; padding: 19px 0; }
  .guide-detail-rows dt { margin-bottom: 9px; }
  .guide-match-grid section { padding: 20px; }
  .guide-video-diagram { grid-template-columns: 1fr; padding: 22px; gap: 20px; }
  .guide-video-diagram svg { max-width: 220px; margin: auto; }
  .guide-video-diagram dt { font-size: 13px; }
  .guide-video-diagram dd { font-size: 12px; }
  .guide-salary-diagram { padding: 21px 13px; }
  .guide-salary-diagram strong { font-size: 12px; }
  .guide-salary-diagram li > span { font-size: 9px; }
  .guide-salary-diagram li::after { top: 36px; }
  .guide-salary-diagram li::before { top: 40px; }
  .guide-save-row { align-items: start; }
  .guide-print-row { flex-direction: column; align-items: start; gap: 10px; }
  .guide-pager { gap: 20px; }
  .guide-pager strong { font-size: 12px; }
}
@media print {
  @page { size: A4; margin: 14mm; }
  body { background: white !important; }
  body > :not(main) { display: none !important; }
  .guide-shell { max-width: none; padding: 0; }
  .guide-masthead, .guide-workspace, .guide-sidebar, .guide-mobile-contents, .guide-pager, .guide-save-row, .guide-print-row { display: none !important; }
  .guide-layout { display: block; }
  .guide-document { padding: 0; border: 0; box-shadow: none; }
  .guide-document-heading { margin-bottom: 16px; padding-bottom: 16px; }
  .guide-document h2 { font-size: 25px; }
  .guide-print-preparation { display: block; font-size: 11px; color: #586579; margin-bottom: 10px; }
  .guide-lead { font-size: 12px; }
  .guide-blocks { font-size: 11px; line-height: 1.7; }
  .guide-blocks h3 { font-size: 15px; }
  .guide-blocks > p { margin: 15px 0; }
  .guide-compact-fields > div { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-bottom: 15px; break-inside: avoid; }
  .guide-text-field label { font-size: 10px; }
  .guide-text-field :is(input, textarea) { font-size: 11px; border-color: #cbd5e1; padding: 8px 10px; background: white; }
  .guide-text-field textarea { min-height: 55px; resize: none; }
  .guide-insight, .guide-answer-comparison { margin: 18px 0; }
  .guide-insight, .guide-answer-comparison section { padding: 16px; }
  .guide-insight h4, .guide-insight p, .guide-answer-comparison section p { font-size: 11px; }
  .guide-insight > span, .guide-answer-comparison h4, .guide-answer-comparison figcaption { font-size: 9px; }
  .guide-answer-comparison figcaption { padding: 12px 16px; }
  .guide-example, .guide-insight, .guide-answer-comparison, .guide-diagram, .guide-qa blockquote, .guide-review-field, .guide-salary-diagram, .guide-video-diagram { break-inside: avoid; print-color-adjust: exact; -webkit-print-color-adjust: exact; }
  .guide-blocks h3 { break-after: avoid; }
}