/*
Theme Name: 자동사냥실험실 MVP
Theme URI: https://example.invalid/gear-check
Author: Haesung Company
Description: 쿠팡 파트너스 제휴 링크와 자동 콘텐츠 실험을 기록하는 자동사냥실험실 테마입니다.
Version: 0.5.1
Text Domain: gear-check
*/

:root {
  --surface-primary: #ffffff;
  --surface-secondary: #ffffff;
  --surface-elevated: #f4f4f4;
  --archive-canvas: #ffffff;
  --archive-card: #ffffff;
  --archive-border: rgba(0, 0, 0, 0.14);
  --archive-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  --archive-shadow-hover: 0 9px 24px rgba(0, 0, 0, 0.14);
  --archive-content-width: 1200px;
  --archive-radius: 8px;
  --archive-motion: 160ms;
  --archive-hover-lift: 3px;
  --archive-intro-min: 40px;
  --archive-intro-max: 88px;
  --archive-section-start: 36px;
  --archive-section-end: 80px;
  --archive-tool-start: 48px;
  --archive-tool-end: 72px;
  --archive-note-padding: 64px;
  --archive-media-ratio: 16 / 9;
  --archive-touch-target: 44px;
  --text-primary: #000000;
  --text-secondary: rgba(0, 0, 0, 0.72);
  --text-tertiary: rgba(0, 0, 0, 0.58);
  --border-default: #000000;
  --border-subtle: rgba(0, 0, 0, 0.18);
  --accent-primary: #000000;
  --accent-hover: rgba(0, 0, 0, 0.72);
  --text-on-accent: #ffffff;
  --status-success: #000000;
  --status-error: #000000;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --content-width: 1280px;
  --reading-width: 960px;
  --type-display-size: clamp(2.5rem, 6vw, 5rem);
  --type-display-mobile-size: clamp(2.25rem, 11vw, 3.6rem);
  --type-display-leading: 1.05;
  --type-display-tracking: -0.045em;
  --type-h1-size: clamp(2rem, 4vw, 3.5rem);
  --type-h1-leading: 1.1;
  --type-h1-tracking: -0.035em;
  --type-h2-size: clamp(1.5rem, 3vw, 2.25rem);
  --type-h2-leading: 1.2;
  --type-h2-tracking: -0.025em;
  --type-h3-size: 1.25rem;
  --type-h3-leading: 1.3;
  --type-h3-tracking: -0.015em;
  --type-body-lg-size: 1.125rem;
  --type-body-lg-leading: 1.65;
  --type-body-size: 1rem;
  --type-body-leading: 1.65;
  --type-body-sm-size: 0.875rem;
  --type-body-sm-leading: 1.5;
  --type-caption-size: 0.75rem;
  --type-caption-leading: 1.4;
  --type-overline-size: 0.75rem;
  --type-overline-leading: 1.3;
  --type-overline-tracking: 0.08em;
}

@media (prefers-color-scheme: dark) {
  :root {
    --surface-primary: #000000;
    --surface-secondary: #000000;
    --surface-elevated: #000000;
    --archive-canvas: #000000;
    --archive-card: #000000;
    --archive-border: rgba(255, 255, 255, 0.2);
    --archive-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
    --archive-shadow-hover: 0 9px 24px rgba(0, 0, 0, 0.28);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.72);
    --text-tertiary: rgba(255, 255, 255, 0.58);
    --border-default: #ffffff;
    --border-subtle: rgba(255, 255, 255, 0.2);
    --accent-primary: #ffffff;
    --accent-hover: rgba(255, 255, 255, 0.72);
    --text-on-accent: #000000;
    --status-success: #ffffff;
    --status-error: #ffffff;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text-primary);
  background: var(--surface-primary);
  font-family: Pretendard, "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", system-ui, sans-serif;
  font-size: var(--type-body-size);
  line-height: var(--type-body-leading);
  word-break: keep-all;
}
.keep-together { white-space: nowrap; }
img { display: block; width: 100%; height: auto; }
a { color: var(--accent-primary); text-underline-offset: 0.2em; }
a:hover { color: var(--accent-hover); }
button, input { font: inherit; }
:focus-visible { outline: 3px solid var(--accent-primary); outline-offset: 3px; }
.site-shell { width: min(100% - 32px, var(--content-width)); margin-inline: auto; }
.skip-link { position: absolute; left: var(--space-4); top: -80px; z-index: 20; padding: var(--space-3); background: var(--surface-secondary); border: 2px solid var(--border-default); }
.skip-link:focus { top: var(--space-4); }

.site-header { border-bottom: 2px solid var(--border-default); background: var(--surface-primary); }
.masthead { display: flex; align-items: center; justify-content: space-between; gap: var(--space-6); min-height: 72px; }
.site-brand { color: var(--text-primary); font-size: 1.35rem; font-weight: 800; letter-spacing: -0.04em; text-decoration: none; }
.site-brand span { color: var(--accent-primary); }
.site-nav { display: flex; flex-wrap: wrap; gap: var(--space-5); }
.site-nav a { display: inline-flex; min-height: 44px; align-items: center; color: var(--text-primary); font-size: 0.875rem; font-weight: 700; text-decoration: none; }
.site-nav a:hover { text-decoration: underline; text-decoration-thickness: 2px; }
.affiliate-notice { margin: 0; padding-block: var(--space-3); border-bottom: 1px solid var(--border-subtle); color: var(--text-secondary); font-size: 0.875rem; }
.affiliate-notice .site-shell { display: block; }

.hero { display: grid; grid-template-columns: minmax(0, 5fr) minmax(400px, 7fr); gap: clamp(32px, 5vw, 80px); align-items: start; padding-block: clamp(48px, 8vw, 96px); }
.hero-copy { position: sticky; top: var(--space-8); padding-top: var(--space-2); }
.overline { margin: 0 0 var(--space-4); color: var(--accent-primary); font-size: 0.75rem; font-weight: 800; letter-spacing: 0.08em; }
.hero h1 { max-width: 10ch; margin: 0; font-size: clamp(2.25rem, 4vw, 3.6rem); font-weight: 850; letter-spacing: -0.055em; line-height: 1.05; }
.hero-lead { max-width: 34rem; margin: var(--space-6) 0 0; color: var(--text-secondary); font-size: 1.125rem; font-weight: 500; }
.formula-note { margin: var(--space-8) 0 0; padding-top: var(--space-4); border-top: 1px solid var(--border-subtle); color: var(--text-secondary); font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.8rem; }
.review-meta { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-4); margin: var(--space-5) 0 0; padding: var(--space-3) 0; border-top: 1px solid var(--border-subtle); border-bottom: 1px solid var(--border-subtle); color: var(--text-tertiary); font-size: 0.75rem; font-weight: 650; }
.review-meta span + span::before { content: "/"; margin-right: var(--space-4); color: var(--border-subtle); }

.decision-calculator { background: var(--surface-secondary); border: 2px solid var(--border-default); }
.calculator-heading { display: grid; grid-template-columns: 1fr auto; gap: var(--space-4); align-items: start; padding: var(--space-6); border-bottom: 1px solid var(--border-default); }
.calculator-heading h2 { margin: 0; font-size: clamp(1.5rem, 3vw, 2.25rem); line-height: 1.2; letter-spacing: -0.035em; }
.calculator-heading p { margin: var(--space-2) 0 0; color: var(--text-secondary); }
.calculator-code { color: var(--text-tertiary); font: 700 0.75rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: 0.03em; }
.calculator-form { padding: var(--space-6); }
.input-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-3); }
.field label { display: block; margin-bottom: var(--space-2); font-size: 0.875rem; font-weight: 750; }
.field input { width: 100%; min-height: 52px; padding: 0 var(--space-3); color: var(--text-primary); background: var(--surface-primary); border: 1px solid var(--border-default); border-radius: 0; }
.field input[aria-invalid="true"] { border: 2px solid var(--status-error); }
.field-unit { color: var(--text-tertiary); font-size: 0.75rem; }
.button-primary { width: 100%; min-height: 52px; margin-top: var(--space-4); padding: var(--space-3) var(--space-5); color: var(--text-on-accent); background: var(--accent-primary); border: 2px solid var(--accent-primary); border-radius: 0; cursor: pointer; font-weight: 800; transition: background-color 120ms ease-out, border-color 120ms ease-out, transform 120ms ease-out; }
.button-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.button-primary:active { transform: translateY(1px); }
.button-primary:disabled { cursor: not-allowed; opacity: 0.5; transform: none; }
.form-error { min-height: 1.5em; margin: var(--space-3) 0 0; color: var(--status-error); font-size: 0.875rem; font-weight: 700; }
.calculator-result { display: grid; grid-template-columns: 1.5fr 1fr; gap: var(--space-4); padding: var(--space-6); background: var(--surface-elevated); border-top: 1px solid var(--border-default); }
.result-label { display: block; color: var(--text-secondary); font-size: 0.75rem; font-weight: 800; letter-spacing: 0.06em; }
.result-value { display: block; margin-top: var(--space-2); color: var(--accent-primary); font: 800 clamp(2.5rem, 8vw, 5.5rem)/0.95 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: -0.08em; }
.result-value small { font-size: 0.22em; letter-spacing: 0; }
.result-summary { align-self: end; }
.result-grade { margin: 0; color: var(--status-success); font-weight: 800; }
.result-detail { margin: var(--space-2) 0 0; color: var(--text-secondary); font-size: 0.875rem; }

.review-shell { width: min(100% - 32px, var(--reading-width)); margin-inline: auto; }
.review-figure { margin: 0; border: 1px solid var(--border-default); background: var(--surface-secondary); }
.review-figure img { aspect-ratio: 4 / 3; object-fit: cover; }
.review-figure figcaption { padding: var(--space-3) var(--space-4); border-top: 1px solid var(--border-subtle); color: var(--text-tertiary); font-size: 0.75rem; }
.verdict-card { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); margin-top: var(--space-8); border: 2px solid var(--border-default); background: var(--surface-secondary); }
.verdict-lead { padding: var(--space-8); border-right: 1px solid var(--border-default); }
.verdict-lead h2 { max-width: 15ch; margin: 0; font-size: clamp(1.75rem, 4vw, 3.5rem); line-height: 1.1; letter-spacing: -0.045em; text-wrap: balance; }
.verdict-lead p { max-width: 65ch; margin: var(--space-5) 0 0; color: var(--text-secondary); font-size: 1.125rem; }
.verdict-points { display: grid; align-content: start; }
.verdict-point { padding: var(--space-6); }
.verdict-point + .verdict-point { border-top: 1px solid var(--border-default); }
.verdict-point h3 { margin: 0 0 var(--space-3); font-size: 1.25rem; line-height: 1.3; letter-spacing: -0.015em; }
.verdict-point ul { margin: 0; padding-left: var(--space-5); color: var(--text-secondary); }
.verdict-point li + li { margin-top: var(--space-2); }

.comparison-table-wrap { overflow-x: auto; margin-top: var(--space-6); border-top: 1px solid var(--border-default); border-left: 1px solid var(--border-default); background: var(--surface-secondary); }
.comparison-table { width: 100%; min-width: 640px; border-collapse: collapse; }
.comparison-table caption { padding: var(--space-3) var(--space-4); color: var(--text-tertiary); font-size: 0.75rem; text-align: left; caption-side: bottom; }
.comparison-table th, .comparison-table td { padding: var(--space-3) var(--space-4); border-right: 1px solid var(--border-default); border-bottom: 1px solid var(--border-default); text-align: left; }
.comparison-table thead th { background: var(--surface-elevated); font-size: 0.875rem; }
.comparison-table tbody th { font-size: 0.875rem; }
.comparison-table td { color: var(--text-secondary); font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.875rem; font-variant-numeric: tabular-nums; }
.comparison-hint { display: none; margin: var(--space-2) 0 0; color: var(--text-tertiary); font-size: 0.75rem; }
.review-copy { max-width: 65ch; }
.review-copy p { margin: 0; color: var(--text-secondary); font-size: 1.125rem; }
.review-copy p + p { margin-top: var(--space-5); }
.review-notes { margin: 0; padding: 0; border-top: 2px solid var(--border-default); list-style: none; }
.review-note { display: grid; grid-template-columns: var(--space-20) minmax(0, 1fr); gap: var(--space-6); padding: var(--space-6) 0 var(--space-8); border-bottom: 1px solid var(--border-default); }
.review-note-index { padding-top: var(--space-1); color: var(--accent-primary); font: 800 0.875rem/1 ui-monospace, SFMono-Regular, Menlo, monospace; }
.review-note h3 { margin: 0; font-size: 1.25rem; line-height: 1.3; letter-spacing: -0.015em; }
.review-note p { max-width: 65ch; margin: var(--space-3) 0 0; color: var(--text-secondary); }
.bottom-line { margin: var(--space-8) 0 0; padding: var(--space-6); border-left: var(--space-1) solid var(--accent-primary); background: var(--surface-elevated); font-size: 1.125rem; }
.source-note { margin: var(--space-4) 0 0; color: var(--text-tertiary); font-size: 0.875rem; }

.section { padding-block: var(--space-16); border-top: 2px solid var(--border-default); }
.section-heading { display: grid; grid-template-columns: 1fr minmax(16rem, 0.6fr); gap: var(--space-8); align-items: end; margin-bottom: var(--space-8); }
.section-heading h2 { margin: 0; font-size: clamp(1.75rem, 4vw, 3.5rem); line-height: 1.1; letter-spacing: -0.045em; }
.section-heading p { margin: 0; color: var(--text-secondary); }
.editorial-grid { display: grid; grid-template-columns: repeat(12, 1fr); border-top: 1px solid var(--border-default); border-left: 1px solid var(--border-default); }
.editorial-card { grid-column: span 6; display: flex; flex-direction: column; min-width: 0; border-right: 1px solid var(--border-default); border-bottom: 1px solid var(--border-default); background: var(--surface-secondary); }
.editorial-card.feature { grid-column: span 6; }
.editorial-media { aspect-ratio: 4 / 3; overflow: hidden; border-bottom: 1px solid var(--border-default); background: var(--surface-elevated); }
.editorial-media img { height: 100%; object-fit: cover; }
.editorial-body { display: flex; flex: 1; flex-direction: column; padding: var(--space-5); }
.editorial-body h3 { margin: var(--space-2) 0; font-size: 1.3rem; line-height: 1.3; letter-spacing: -0.025em; }
.editorial-body p { margin: 0; color: var(--text-secondary); }
.sample-status { margin-top: auto; padding-top: var(--space-5); color: var(--text-tertiary); font-size: 0.8rem; font-weight: 700; }
.ad-slot { display: grid; place-items: center; min-height: 148px; margin-top: var(--space-8); padding: var(--space-6); border: 1px dashed var(--border-subtle); color: var(--text-tertiary); text-align: center; }
.ad-slot span { font: 800 0.7rem/1 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: 0.08em; }
.ad-slot p { margin: var(--space-2) 0 0; font-size: 0.875rem; }
.affiliate-slot { min-height: 148px; margin-top: var(--space-4); padding: var(--space-6); border: 1px solid var(--border-default); background: var(--surface-secondary); }
.affiliate-slot h2 { margin: 0; font-size: 1.25rem; line-height: 1.3; }
.affiliate-slot p:not(.overline) { max-width: 58ch; margin: var(--space-2) 0 0; color: var(--text-secondary); }
.text-link { display: inline-flex; min-height: 44px; align-items: center; margin-top: var(--space-3); font-weight: 800; }
.product-feature { padding: var(--space-8); }
.affiliate-product { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(16rem, 0.75fr); gap: var(--space-8); }
.affiliate-product-copy h2 { max-width: 18ch; margin: 0; font-size: clamp(1.75rem, 4vw, 3rem); line-height: 1.1; letter-spacing: -0.045em; }
.affiliate-product-subtitle { margin-top: var(--space-2) !important; color: var(--text-tertiary) !important; font-size: 0.875rem; font-weight: 750; }
.affiliate-product-lead { max-width: 62ch !important; margin-top: var(--space-5) !important; font-size: 1.125rem; }
.affiliate-evidence { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-3); margin: var(--space-6) 0 0; padding-top: var(--space-4); border-top: 1px solid var(--border-subtle); }
.affiliate-evidence div { min-width: 0; }
.affiliate-evidence dt { color: var(--text-tertiary); font-size: 0.75rem; font-weight: 800; letter-spacing: 0.04em; }
.affiliate-evidence dd { margin: var(--space-1) 0 0; color: var(--text-primary); font: 800 1.125rem/1.3 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-variant-numeric: tabular-nums; }
.affiliate-source { max-width: 62ch !important; margin-top: var(--space-4) !important; color: var(--text-tertiary) !important; font-size: 0.75rem !important; }
.affiliate-product-action { display: flex; flex-direction: column; align-items: flex-start; padding-left: var(--space-8); border-left: 1px solid var(--border-default); }
.affiliate-label { margin: 0 !important; color: var(--text-tertiary) !important; font: 800 0.75rem/1.3 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; letter-spacing: 0.08em; }
.affiliate-price { margin-top: var(--space-3) !important; color: var(--accent-primary) !important; font: 800 clamp(1.75rem, 4vw, 3rem)/1.05 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; letter-spacing: -0.06em; }
.affiliate-price-note { color: var(--text-tertiary) !important; font-size: 0.875rem; }
.affiliate-disclosure { margin-top: var(--space-6) !important; color: var(--text-secondary) !important; font-size: 0.875rem !important; }
.affiliate-cta { display: inline-flex; min-height: 48px; align-items: center; gap: var(--space-2); margin-top: var(--space-5); padding: var(--space-3) var(--space-5); color: var(--text-on-accent); background: var(--accent-primary); border: 2px solid var(--accent-primary); border-radius: 0; font-weight: 800; text-decoration: none; transition: background-color 120ms ease-out, border-color 120ms ease-out, transform 120ms ease-out; }
.affiliate-cta:hover { color: var(--text-on-accent); background: var(--accent-hover); border-color: var(--accent-hover); }
.affiliate-cta:active { transform: translateY(1px); }

.site-footer { padding-block: var(--space-10); border-top: 2px solid var(--border-default); }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-8); }
.footer-grid p { margin: 0; color: var(--text-secondary); font-size: 0.875rem; }
.footer-grid p:last-child { text-align: right; }
.content-page { max-width: 760px; min-height: 60vh; padding-block: var(--space-16); }
.content-page h1 { font-size: clamp(2rem, 5vw, 3.5rem); line-height: 1.1; letter-spacing: -0.04em; }

@media (max-width: 899px) {
  .hero { grid-template-columns: 1fr; }
  .hero-copy { position: static; }
  .hero-copy { grid-row: 1; }
  .decision-calculator { grid-row: 2; }
  .editorial-card, .editorial-card.feature { grid-column: span 6; }
}

@media (max-width: 639px) {
  .site-shell { width: min(100% - 32px, var(--content-width)); }
  .masthead { align-items: flex-start; flex-direction: column; gap: 0; padding-block: var(--space-3); }
  .site-nav { width: 100%; justify-content: space-between; gap: var(--space-2); }
  .hero { padding-block: var(--space-10); }
  .input-grid, .calculator-result, .section-heading, .footer-grid { grid-template-columns: 1fr; }
  .calculator-heading { grid-template-columns: 1fr; }
  .calculator-form, .calculator-heading, .calculator-result { padding: var(--space-4); }
  .editorial-card, .editorial-card.feature { grid-column: 1 / -1; }
  .footer-grid p:last-child { text-align: left; }
  .review-shell { width: min(100% - 32px, var(--reading-width)); }
  .review-meta { display: block; }
  .review-meta span { display: block; }
  .review-meta span + span { margin-top: var(--space-1); }
  .review-meta span + span::before { content: none; }
  .verdict-card { grid-template-columns: 1fr; }
  .verdict-lead { padding: var(--space-6); border-right: 0; border-bottom: 1px solid var(--border-default); }
  .verdict-point { padding: var(--space-5); }
  .product-feature { padding: var(--space-5); }
  .affiliate-product { grid-template-columns: 1fr; gap: var(--space-6); }
  .affiliate-product-action { padding: var(--space-6) 0 0; border-top: 1px solid var(--border-default); border-left: 0; }
  .comparison-hint { display: block; }
  .review-copy p { font-size: 1rem; }
  .review-note { grid-template-columns: 1fr; gap: var(--space-3); }
}

@media (min-width: 640px) and (max-width: 767px) {
  .verdict-card { grid-template-columns: 1fr; }
  .verdict-lead { padding: var(--space-6); border-right: 0; border-bottom: 1px solid var(--border-default); }
  .verdict-point { padding: var(--space-5); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}

.archive-home { background: var(--archive-canvas); }
.archive-shell { width: min(calc(100% - var(--space-10)), var(--archive-content-width)); margin-inline: auto; }
.archive-intro { padding: clamp(var(--archive-intro-min), 7vw, var(--archive-intro-max)) 0 var(--space-8); background: var(--archive-canvas); }
.archive-kicker { display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-6); color: var(--text-secondary); font-size: var(--type-body-sm-size); line-height: var(--type-body-sm-leading); }
.archive-kicker p { margin: 0; }
.archive-kicker .overline { margin: 0; }
.archive-intro h1 { max-width: 12ch; margin: var(--space-5) 0 0; color: var(--text-primary); font-size: var(--type-display-size); font-weight: 800; letter-spacing: var(--type-display-tracking); line-height: var(--type-display-leading); text-wrap: balance; }
.archive-lead { max-width: 48rem; margin: var(--space-6) 0 0; color: var(--text-secondary); font-size: var(--type-body-lg-size); line-height: var(--type-body-lg-leading); }
.category-rail { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-6); margin-top: var(--space-8); padding: var(--space-4) 0; border-top: 1px solid var(--archive-border); border-bottom: 1px solid var(--archive-border); }
.category-rail a { display: inline-flex; min-height: var(--archive-touch-target); align-items: center; color: var(--text-primary); font-size: var(--type-body-sm-size); font-weight: 750; line-height: var(--type-body-sm-leading); text-decoration: none; }
.category-rail a:first-child { color: var(--accent-primary); }
.category-rail a:hover { color: var(--accent-hover); text-decoration: underline; text-decoration-thickness: 2px; }
.field-section { padding: var(--space-8) 0 var(--archive-section-start); background: var(--archive-canvas); }
.field-section-heading { margin-bottom: var(--space-5); }
.field-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-5); }
.field-card { display: flex; min-height: 12rem; flex-direction: column; padding: var(--space-5) var(--space-6); color: inherit; background: color-mix(in srgb, var(--archive-card) 74%, var(--archive-canvas)); border: 1px solid var(--archive-border); border-radius: var(--archive-radius); text-decoration: none; transition: border-color var(--archive-motion) ease-out, transform var(--archive-motion) ease-out, box-shadow var(--archive-motion) ease-out; }
.field-card:hover { border-color: var(--accent-primary); box-shadow: var(--archive-shadow); transform: translateY(calc(var(--archive-hover-lift) * -1)); }
.field-card:focus-visible { outline: 3px solid var(--accent-primary); outline-offset: 3px; }
.field-card-index { color: var(--accent-primary); font: 750 var(--type-caption-size)/var(--type-caption-leading) ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; letter-spacing: var(--type-overline-tracking); }
.field-card h3 { margin: var(--space-3) 0 0; color: var(--text-primary); font-size: var(--type-h3-size); letter-spacing: var(--type-h3-tracking); line-height: var(--type-h3-leading); }
.field-card p { margin: var(--space-3) 0 0; color: var(--text-secondary); font-size: var(--type-body-sm-size); line-height: var(--type-body-sm-leading); }
.field-card-link { display: inline-flex; align-items: center; gap: var(--space-2); margin-top: auto; padding-top: var(--space-5); color: var(--accent-primary); font-size: var(--type-body-sm-size); font-weight: 800; line-height: var(--type-body-sm-leading); }
.workflow-strip { margin-top: var(--space-8); padding: var(--space-6); background: var(--archive-card); border: 1px solid var(--archive-border); border-radius: var(--archive-radius); box-shadow: var(--archive-shadow); }
.workflow-strip-heading { display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-6); padding-bottom: var(--space-5); border-bottom: 1px solid var(--archive-border); }
.workflow-strip-heading p { margin: 0; color: var(--text-secondary); font-size: var(--type-body-sm-size); line-height: var(--type-body-sm-leading); }
.workflow-strip-heading .overline { color: var(--accent-primary); font-weight: 800; }
.workflow-steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; margin: 0; padding: 0; list-style: none; }
.workflow-steps li { min-width: 0; padding: var(--space-5) var(--space-5) var(--space-2) 0; }
.workflow-steps li + li { padding-left: var(--space-5); border-left: 1px solid var(--archive-border); }
.workflow-steps span { display: block; color: var(--accent-primary); font: 800 var(--type-caption-size)/var(--type-caption-leading) ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; letter-spacing: var(--type-overline-tracking); }
.workflow-steps strong { display: block; margin-top: var(--space-3); color: var(--text-primary); font: 800 var(--type-body-sm-size)/var(--type-body-sm-leading) ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; letter-spacing: 0.04em; }
.workflow-steps p { margin: var(--space-2) 0 0; color: var(--text-secondary); font-size: var(--type-body-sm-size); line-height: var(--type-body-sm-leading); }
.archive-section { padding: var(--archive-section-start) 0 var(--archive-section-end); }
.archive-section-heading { display: grid; grid-template-columns: minmax(0, 1fr) minmax(16rem, 0.45fr); gap: var(--space-8); align-items: end; margin-bottom: var(--space-6); }
.archive-section-heading h2 { margin: 0; color: var(--text-primary); font-size: var(--type-h2-size); letter-spacing: var(--type-h2-tracking); line-height: var(--type-h2-leading); }
.archive-section-heading .overline { margin-bottom: var(--space-2); }
.archive-section-heading > p { margin: 0; color: var(--text-secondary); }
.archive-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-6); }
.archive-card { display: flex; min-width: 0; flex-direction: column; overflow: hidden; background: var(--archive-card); border: 1px solid var(--archive-border); border-radius: var(--archive-radius); box-shadow: var(--archive-shadow); transition: transform var(--archive-motion) ease-out, box-shadow var(--archive-motion) ease-out; }
.archive-card:hover { transform: translateY(calc(var(--archive-hover-lift) * -1)); box-shadow: var(--archive-shadow-hover); }
.archive-card-feature:hover { transform: none; box-shadow: var(--archive-shadow); }
.archive-card-link { display: flex; min-width: 0; height: 100%; flex-direction: column; color: inherit; text-decoration: none; }
.archive-card-link:focus-visible { outline: 3px solid var(--accent-primary); outline-offset: -3px; }
.archive-card-media { aspect-ratio: var(--archive-media-ratio); overflow: hidden; background: var(--surface-elevated); }
.archive-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--archive-motion) ease-out; }
.archive-card:hover .archive-card-media img { transform: scale(1.025); }
.archive-card-feature:hover .archive-card-media img { transform: none; }
.archive-card-media-placeholder { display: flex; align-items: flex-start; justify-content: flex-end; flex-direction: column; gap: var(--space-2); padding: var(--space-6); color: var(--text-secondary); }
.archive-card-media-placeholder span { color: var(--accent-primary); font: 800 var(--type-caption-size)/var(--type-caption-leading) ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; letter-spacing: var(--type-overline-tracking); }
.archive-card-media-placeholder strong { color: var(--text-primary); font-size: var(--type-h2-size); letter-spacing: var(--type-h2-tracking); line-height: var(--type-h2-leading); }
.archive-card-body { display: flex; min-width: 0; flex: 1; flex-direction: column; padding: var(--space-5) var(--space-6) var(--space-6); }
.archive-category { margin: 0; color: var(--accent-primary); font-size: var(--type-caption-size); font-weight: 800; line-height: var(--type-caption-leading); letter-spacing: 0.02em; }
.archive-card h3 { margin: var(--space-3) 0 0; color: var(--text-primary); font-size: var(--type-h3-size); letter-spacing: var(--type-h3-tracking); line-height: var(--type-h3-leading); text-wrap: balance; }
.archive-card p { margin: var(--space-3) 0 0; color: var(--text-secondary); font-size: var(--type-body-size); line-height: var(--type-body-leading); }
.archive-card .archive-meta { color: var(--accent-primary); font-size: var(--type-caption-size); font-weight: 750; line-height: var(--type-caption-leading); }
.archive-read-more { display: inline-flex; align-items: center; gap: var(--space-2); margin-top: auto; padding-top: var(--space-5); color: var(--accent-primary); font-size: var(--type-body-sm-size); font-weight: 800; line-height: var(--type-body-sm-leading); }
.archive-card-link:is(a):hover .archive-read-more { color: var(--accent-hover); }
.archive-card-link-disabled { cursor: default; }
.archive-card-unavailable:hover { transform: none; box-shadow: var(--archive-shadow); }
.archive-card-unavailable:hover .archive-card-media img { transform: none; }
.archive-card-unavailable .archive-read-more { color: var(--text-tertiary); }
.archive-card-proof { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-4); margin-top: var(--space-5); padding-top: var(--space-3); border-top: 1px solid var(--archive-border); color: var(--text-primary); font: 750 var(--type-caption-size)/var(--type-caption-leading) ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.archive-card-proof div { display: grid; gap: var(--space-1); }
.archive-card-proof dt { color: var(--text-tertiary); font-family: Pretendard, "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", system-ui, sans-serif; font-size: var(--type-caption-size); font-weight: 800; }
.archive-card-proof dd { margin: 0; color: var(--text-primary); font: 750 var(--type-caption-size)/var(--type-caption-leading) ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.archive-disclosure { margin-top: var(--space-4) !important; color: var(--text-tertiary) !important; font-size: var(--type-body-sm-size) !important; line-height: var(--type-body-sm-leading) !important; }
.archive-card-cta { display: inline-flex; min-height: var(--space-12); align-items: center; align-self: flex-start; gap: var(--space-2); margin-top: var(--space-4); padding: var(--space-3) var(--space-4); color: var(--text-on-accent); background: var(--accent-primary); border: 2px solid var(--accent-primary); border-radius: 0; font-size: var(--type-body-sm-size); font-weight: 800; line-height: var(--type-body-sm-leading); text-decoration: none; transition: background-color 120ms ease-out, border-color 120ms ease-out, transform 120ms ease-out; }
.archive-card-cta:hover { color: var(--text-on-accent); background: var(--accent-hover); border-color: var(--accent-hover); }
.archive-card-cta:active { transform: translateY(1px); }
.archive-pagination { display: flex; align-items: center; justify-content: center; gap: var(--space-2); margin-top: var(--space-10); }
.archive-page-current, .archive-page-disabled { display: inline-flex; min-width: 40px; min-height: 40px; align-items: center; justify-content: center; color: var(--text-secondary); font-size: var(--type-body-sm-size); font-weight: 800; line-height: var(--type-body-sm-leading); }
.archive-page-current { color: var(--text-on-accent); background: var(--accent-primary); }
.archive-page-disabled { opacity: 0.65; }
.archive-page-next { margin-left: auto; min-width: auto; gap: var(--space-2); }
.archive-detail-section { padding: 0 0 var(--archive-section-end); background: var(--archive-canvas); }
.archive-detail { padding: var(--space-8); border: 1px solid var(--archive-border); border-radius: var(--archive-radius); background: var(--archive-card); box-shadow: var(--archive-shadow); }
.archive-detail h2 { max-width: 24ch; margin: 0; color: var(--text-primary); font-size: var(--type-h2-size); letter-spacing: var(--type-h2-tracking); line-height: var(--type-h2-leading); }
.archive-detail p:not(.overline) { max-width: 58rem; margin: var(--space-4) 0 0; color: var(--text-secondary); }
.archive-detail-link { display: inline-flex; min-height: var(--archive-touch-target); align-items: center; gap: var(--space-2); margin-top: var(--space-5); color: var(--accent-primary); font-weight: 800; text-decoration: none; }
.archive-detail-link:hover { color: var(--accent-hover); text-decoration: underline; text-decoration-thickness: 2px; }
.tool-section { padding: var(--archive-tool-start) 0 var(--archive-tool-end); background: var(--surface-primary); border-top: 1px solid var(--archive-border); }
.tool-spotlight { display: grid; grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr); gap: var(--space-8); align-items: start; }
.tool-copy { padding-top: var(--space-4); }
.tool-copy h2 { max-width: 14ch; margin: 0; color: var(--text-primary); font-size: var(--type-h2-size); letter-spacing: var(--type-h2-tracking); line-height: var(--type-h2-leading); }
.tool-copy p:not(.overline) { max-width: 34rem; margin: var(--space-5) 0 0; color: var(--text-secondary); }
.tool-spotlight .decision-calculator { min-width: 0; grid-row: auto; }
.tool-spotlight .calculator-heading h3 { margin: 0; font-size: var(--type-h3-size); line-height: var(--type-h3-leading); letter-spacing: var(--type-h3-tracking); }
.archive-note-section { padding: var(--archive-note-padding) 0; background: var(--archive-canvas); border-top: 1px solid var(--archive-border); }
.archive-note-section h2 { max-width: 20ch; margin: 0; color: var(--text-primary); font-size: var(--type-h2-size); letter-spacing: var(--type-h2-tracking); line-height: var(--type-h2-leading); }
.archive-note-section p:last-child { max-width: 56rem; margin: var(--space-5) 0 0; color: var(--text-secondary); }
.site-header { background: var(--thread-card); border-bottom: 1px solid var(--thread-border); }
.masthead { min-height: 72px; }
.site-brand { font-size: var(--type-h3-size); line-height: var(--type-h3-leading); }
.affiliate-notice { padding-block: var(--space-2); background: var(--surface-elevated); border-bottom: 1px solid var(--thread-border); text-align: center; font-size: var(--type-caption-size); }
.footer-compact { padding-block: var(--space-8); color: var(--text-secondary); font-size: var(--type-body-sm-size); line-height: var(--type-body-sm-leading); text-align: center; }
.footer-compact p { margin: 0; }
.footer-compact p + p { margin-top: var(--space-2); }

@media (max-width: 1023px) {
  .archive-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .field-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 767px) {
  .archive-shell { width: min(calc(100% - (var(--space-4) * 2)), var(--archive-content-width)); }
  .archive-kicker, .archive-section-heading { display: block; }
  .archive-kicker p + p, .archive-section-heading > p { margin-top: var(--space-3); }
  .archive-intro h1 { font-size: var(--type-display-mobile-size); }
  .field-grid { grid-template-columns: 1fr; }
  .workflow-strip { padding: var(--space-5); }
  .workflow-strip-heading { display: block; }
  .workflow-strip-heading p + p { margin-top: var(--space-3); }
  .workflow-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .workflow-steps li { padding: var(--space-5) var(--space-3) var(--space-2) 0; }
  .workflow-steps li + li { padding-left: var(--space-3); }
  .workflow-steps li:nth-child(3) { padding-left: 0; border-left: 0; }
  .workflow-steps li:nth-child(n + 3) { border-top: 1px solid var(--archive-border); }
  .archive-grid { grid-template-columns: 1fr; gap: var(--space-5); }
  .archive-card-media { aspect-ratio: var(--archive-media-ratio); }
  .archive-card-body { padding: var(--space-5); }
  .archive-pagination { margin-top: var(--space-8); }
  .archive-page-next { margin-left: var(--space-4); }
  .tool-spotlight { grid-template-columns: 1fr; gap: var(--space-6); }
  .tool-copy { padding-top: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .archive-card, .archive-card-media img, .archive-card-cta, .field-card { transition: none; }
  .archive-card:hover { transform: none; }
  .archive-card:hover .archive-card-media img { transform: none; }
}

:root {
  --thread-canvas: #ffffff;
  --thread-card: #ffffff;
  --thread-border: rgba(0, 0, 0, 0.16);
  --thread-muted: rgba(0, 0, 0, 0.62);
  --thread-radius: 14px;
  --thread-mobile-radius: 12px;
  --thread-pill-radius: 999px;
  --thread-metric-radius: 8px;
  --thread-media-radius: 10px;
  --thread-shadow: 0 2px 10px rgba(17, 17, 17, 0.04);
}
.thread-home { min-height: 100vh; background: var(--thread-canvas); }
.thread-shell { width: min(calc(100% - (var(--space-4) * 2)), 1040px); margin-inline: auto; }
.thread-profile { background: var(--thread-card); border-bottom: 1px solid var(--thread-border); }
.thread-profile-grid { display: grid; grid-template-columns: 72px minmax(0, 1fr) auto; gap: var(--space-5); align-items: start; padding: var(--space-10) 0 var(--space-6); }
.thread-avatar { display: grid; width: 64px; height: 64px; place-items: center; color: var(--text-on-accent); background: var(--accent-primary); border-radius: 50%; font-size: 1rem; font-weight: 850; }
.thread-profile-kicker, .thread-post-label { margin: 0; color: var(--accent-primary); font: 800 var(--type-caption-size)/var(--type-caption-leading) ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; letter-spacing: 0.08em; }
.thread-profile-copy h1 { margin: var(--space-2) 0 0; color: var(--text-primary); font-size: clamp(2rem, 5vw, 3.25rem); letter-spacing: -0.055em; line-height: 1.05; }
.thread-profile-handle { margin: var(--space-2) 0 0; color: var(--thread-muted); font-size: var(--type-body-sm-size); }
.thread-profile-bio { max-width: 52ch; margin: var(--space-5) 0 0; color: var(--text-primary); font-size: var(--type-body-lg-size); line-height: var(--type-body-lg-leading); }
.thread-tags { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-4); margin-top: var(--space-5); }
.thread-tags a, .thread-post-tags a { color: var(--accent-primary); font-size: var(--type-body-sm-size); font-weight: 750; text-decoration: none; }
.thread-tags a:hover, .thread-post-tags a:hover { text-decoration: underline; text-underline-offset: 3px; }
.thread-profile-meta { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-5); margin-top: var(--space-5); color: var(--thread-muted); font-size: var(--type-caption-size); }
.thread-profile-actions { display: flex; flex-direction: column; gap: var(--space-2); }
.thread-profile-actions a { display: inline-flex; min-height: 44px; align-items: center; justify-content: center; padding: 0 var(--space-4); color: var(--text-primary); border: 1px solid var(--thread-border); border-radius: var(--thread-pill-radius); font-size: var(--type-caption-size); font-weight: 800; text-decoration: none; }
.thread-profile-actions a:first-child { color: var(--text-on-accent); background: var(--accent-primary); border-color: var(--accent-primary); }
.thread-profile-actions a:hover { border-color: var(--accent-primary); }
.thread-tabs { display: flex; gap: var(--space-6); border-top: 1px solid var(--thread-border); }
.thread-tabs a { display: inline-flex; min-height: 48px; align-items: center; color: var(--thread-muted); border-bottom: 2px solid transparent; font-size: var(--type-body-sm-size); font-weight: 800; text-decoration: none; }
.thread-tabs a:hover, .thread-tabs a.is-active { color: var(--text-primary); border-bottom-color: var(--accent-primary); }
.thread-layout { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: var(--space-8); align-items: start; padding-block: var(--space-8) var(--space-16); }
.thread-feed { display: grid; gap: var(--space-4); min-width: 0; }
.thread-post, .thread-tool-post, .thread-side-card { min-width: 0; padding: var(--space-5); background: var(--thread-card); border: 1px solid var(--thread-border); border-radius: var(--thread-radius); box-shadow: var(--thread-shadow); }
.thread-post-pinned { border-color: color-mix(in srgb, var(--accent-primary) 42%, var(--thread-border)); }
.thread-post-header { display: flex; align-items: center; gap: var(--space-3); }
.thread-mini-avatar { display: grid; width: 40px; height: 40px; flex: 0 0 40px; place-items: center; color: var(--text-on-accent); background: var(--accent-primary); border-radius: 50%; font-size: var(--type-caption-size); font-weight: 850; }
.thread-post-header strong { display: block; color: var(--text-primary); font-size: var(--type-body-sm-size); }
.thread-post-header div + div span { display: block; margin-top: 2px; color: var(--thread-muted); font-size: var(--type-caption-size); }
.thread-more { margin-left: auto; color: var(--thread-muted); letter-spacing: 0.2em; }
.thread-post-body { margin-left: 52px; }
.thread-post-body > p { max-width: 58ch; margin: var(--space-4) 0 0; color: var(--text-primary); font-size: var(--type-body-lg-size); line-height: 1.65; }
.thread-post-body > p + p { margin-top: var(--space-3); }
.thread-post-body h2 { max-width: 32ch; margin: var(--space-3) 0 0; color: var(--text-primary); font-size: var(--type-h3-size); letter-spacing: var(--type-h3-tracking); line-height: var(--type-h3-leading); }
.thread-post-body .thread-post-label + p { margin-top: var(--space-3); }
.thread-post-tags { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-4); margin-top: var(--space-5); }
.thread-post-footer { display: flex; flex-wrap: wrap; gap: var(--space-5); align-items: center; margin: var(--space-5) 0 0 52px; padding-top: var(--space-4); color: var(--thread-muted); border-top: 1px solid var(--thread-border); font-size: var(--type-caption-size); }
.thread-post-time { margin-left: auto; }
.thread-metric-row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-3); margin-top: var(--space-5); }
.thread-metric-row div { min-width: 0; padding: var(--space-3); background: var(--thread-canvas); border-radius: var(--thread-metric-radius); }
.thread-metric-row span { display: block; color: var(--thread-muted); font: 800 var(--type-caption-size)/var(--type-caption-leading) ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.thread-metric-row strong { display: block; margin-top: var(--space-2); color: var(--text-primary); font-size: var(--type-body-sm-size); overflow-wrap: anywhere; }
.thread-step-list { display: grid; gap: var(--space-3); margin: var(--space-5) 0 0; padding: 0; list-style: none; }
.thread-step-list li { display: grid; grid-template-columns: 32px minmax(0, 1fr); gap: var(--space-3); align-items: start; padding-top: var(--space-3); border-top: 1px solid var(--thread-border); }
.thread-step-list li > span { color: var(--accent-primary); font: 800 var(--type-caption-size)/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.thread-step-list strong { display: block; color: var(--text-primary); font-size: var(--type-body-sm-size); line-height: var(--type-body-sm-leading); }
.thread-step-list p { margin: var(--space-1) 0 0; color: var(--thread-muted); font-size: var(--type-body-sm-size); line-height: var(--type-body-sm-leading); }
.thread-model-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-3); margin-top: var(--space-5); }
.thread-model-grid > div { min-width: 0; padding: var(--space-4); background: var(--thread-canvas); border: 1px solid var(--thread-border); border-radius: var(--thread-metric-radius); }
.thread-model-grid span { display: block; color: var(--accent-primary); font: 800 var(--type-caption-size)/var(--type-caption-leading) ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.thread-model-grid strong { display: block; margin-top: var(--space-2); color: var(--text-primary); font-size: var(--type-body-sm-size); }
.thread-model-grid p { margin: var(--space-2) 0 0; color: var(--thread-muted); font-size: var(--type-caption-size); line-height: var(--type-body-sm-leading); }
.thread-channel-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-3); margin-top: var(--space-5); }
.thread-channel-grid > div { min-width: 0; padding: var(--space-4); background: var(--thread-canvas); border: 1px solid var(--thread-border); border-radius: var(--thread-metric-radius); }
.thread-channel-grid span { display: block; color: var(--accent-primary); font: 800 var(--type-caption-size)/var(--type-caption-leading) ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; letter-spacing: 0.04em; }
.thread-channel-grid strong { display: block; margin-top: var(--space-2); color: var(--text-primary); font-size: var(--type-body-sm-size); }
.thread-channel-grid p { margin: var(--space-2) 0 0; color: var(--thread-muted); font-size: var(--type-caption-size); line-height: var(--type-body-sm-leading); }
.thread-media { margin: var(--space-5) 0 0; overflow: hidden; background: var(--surface-elevated); border: 1px solid var(--thread-border); border-radius: var(--thread-media-radius); }
.thread-media img { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; filter: grayscale(1); }
.thread-media figcaption { padding: var(--space-3) var(--space-4); color: var(--thread-muted); font-size: var(--type-caption-size); }
.thread-media-note { display: flex; min-height: 190px; flex-direction: column; align-items: flex-start; justify-content: center; gap: var(--space-2); padding: var(--space-6); background: var(--surface-elevated); }
.thread-media-note span { color: var(--accent-primary); font: 800 var(--type-caption-size)/1 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; letter-spacing: 0.1em; }
.thread-media-note strong { color: var(--text-primary); font-size: clamp(1.5rem, 4vw, 2.5rem); letter-spacing: -0.05em; line-height: 1.08; }
.thread-media-note small { color: var(--thread-muted); font: 700 var(--type-caption-size)/1 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.thread-proof { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-3); margin: var(--space-5) 0 0; padding-top: var(--space-4); border-top: 1px solid var(--thread-border); }
.thread-proof div { min-width: 0; }
.thread-proof dt { color: var(--thread-muted); font-size: var(--type-caption-size); }
.thread-proof dd { margin: var(--space-1) 0 0; color: var(--text-primary); font: 800 var(--type-body-sm-size)/1.3 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; overflow-wrap: anywhere; }
.thread-disclosure { margin-top: var(--space-4) !important; color: var(--thread-muted) !important; font-size: var(--type-caption-size) !important; }
.thread-cta { display: inline-flex; min-height: 44px; align-items: center; gap: var(--space-2); margin-top: var(--space-4); padding: 0 var(--space-4); color: var(--text-on-accent); background: var(--accent-primary); border-radius: var(--thread-metric-radius); font-size: var(--type-body-sm-size); font-weight: 800; text-decoration: none; }
.thread-cta:hover { color: var(--text-on-accent); background: var(--accent-hover); }
.thread-inline-link { display: inline-flex; min-height: 44px; align-items: center; gap: var(--space-2); margin-top: var(--space-5); color: var(--accent-primary); font-size: var(--type-body-sm-size); font-weight: 800; text-decoration: none; }
.thread-inline-link:hover { text-decoration: underline; text-underline-offset: 3px; }
.thread-tool-post { padding: var(--space-6); }
.thread-tool-layout { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: var(--space-6); align-items: start; margin-top: var(--space-4); }
.thread-tool-layout > div { padding-top: var(--space-3); }
.thread-tool-layout h2 { max-width: 18ch; margin: 0; color: var(--text-primary); font-size: var(--type-h2-size); letter-spacing: var(--type-h2-tracking); line-height: var(--type-h2-leading); }
.thread-tool-layout > div p { max-width: 30ch; margin: var(--space-4) 0 0; color: var(--thread-muted); font-size: var(--type-body-sm-size); line-height: var(--type-body-sm-leading); }
.thread-tool-layout .decision-calculator { min-width: 0; }
.thread-sidebar { display: grid; gap: var(--space-4); position: sticky; top: var(--space-5); }
.thread-side-card h2 { margin: var(--space-3) 0 0; color: var(--text-primary); font-size: var(--type-h3-size); letter-spacing: var(--type-h3-tracking); line-height: var(--type-h3-leading); }
.thread-side-card > p:not(.thread-post-label) { margin: var(--space-3) 0 0; color: var(--thread-muted); font-size: var(--type-body-sm-size); line-height: var(--type-body-sm-leading); }
.thread-side-card > a { display: inline-flex; min-height: 44px; align-items: center; gap: var(--space-2); margin-top: var(--space-4); color: var(--accent-primary); font-size: var(--type-body-sm-size); font-weight: 800; text-decoration: none; }
.thread-side-card ul { display: grid; gap: var(--space-3); margin: var(--space-4) 0 0; padding: 0; list-style: none; }
.thread-side-card li { display: grid; grid-template-columns: 32px 1fr; gap: var(--space-2); align-items: baseline; padding-top: var(--space-3); border-top: 1px solid var(--thread-border); }
.thread-side-card li strong { color: var(--accent-primary); font: 800 var(--type-caption-size)/1 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.thread-side-card li span { color: var(--text-primary); font-size: var(--type-body-sm-size); }
.thread-side-card-quiet { background: color-mix(in srgb, var(--thread-card) 68%, var(--thread-canvas)); }

@media (max-width: 899px) {
  .thread-layout { grid-template-columns: 1fr; }
  .thread-tool-layout { grid-template-columns: 1fr; }
  .thread-tool-layout > div { padding-top: 0; }
  .thread-sidebar { position: static; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .thread-side-card-quiet { grid-column: 1 / -1; }
}
@media (max-width: 639px) {
  .thread-shell { width: min(calc(100% - (var(--space-4) * 2)), 680px); }
  .thread-profile-grid { grid-template-columns: 52px minmax(0, 1fr); gap: var(--space-3); padding-top: var(--space-8); }
  .thread-avatar { width: 48px; height: 48px; font-size: var(--type-caption-size); }
  .thread-profile-actions { grid-column: 2; flex-direction: row; }
  .thread-profile-actions a { min-height: 44px; }
  .thread-profile-copy h1 { font-size: clamp(1.8rem, 10vw, 2.5rem); }
  .thread-profile-bio { font-size: 1rem; }
  .thread-layout { padding-block: var(--space-5) var(--space-10); }
  .thread-post, .thread-tool-post, .thread-side-card { padding: var(--space-4); border-radius: var(--thread-mobile-radius); }
  .thread-post-body, .thread-post-footer { margin-left: 0; }
  .thread-post-header { align-items: flex-start; }
  .thread-mini-avatar { width: 36px; height: 36px; flex-basis: 36px; }
  .thread-post-body > p { font-size: 1rem; }
  .thread-post-footer { gap: var(--space-4); }
  .thread-metric-row, .thread-proof { grid-template-columns: 1fr; }
  .thread-model-grid, .thread-channel-grid { grid-template-columns: 1fr; }
  .thread-tool-layout { grid-template-columns: 1fr; gap: var(--space-4); }
  .thread-tool-layout > div { padding-top: 0; }
  .thread-sidebar { grid-template-columns: 1fr; }
  .thread-side-card-quiet { grid-column: auto; }
}

@media (prefers-color-scheme: dark) {
  :root {
    --thread-canvas: #000000;
    --thread-card: #000000;
    --thread-border: rgba(255, 255, 255, 0.2);
    --thread-muted: rgba(255, 255, 255, 0.68);
    --thread-shadow: 0 4px 14px rgba(0, 0, 0, 0.18);
  }
}