/* ================= WORK DETAIL (case study) ================= */
/* Base: shared rules copied from post.css / works.css */
.kicker { font-size: var(--text-body-sm); font-weight: var(--weight-semibold); color: var(--color-text-muted); display: inline-flex; align-items: center; gap: var(--space-2); }
.kicker::before { content: ""; width: 10px; height: 10px; border-radius: var(--radius-pill); border: var(--border-thin) solid var(--color-border-strong); background: var(--k, var(--color-candy-pink)); }
@media (min-width: 1024px) and (max-width: 1199px) {
  .nav-link { padding-inline: var(--space-3); }
}
.wrap { max-width: var(--container); margin: 0 auto; padding: 0 var(--space-6); }
.nav-actions { display: flex; align-items: center; gap: var(--space-2); }
.nav-links .nav-link { font-weight: var(--weight-semibold); }
@media (max-width: 1023px) {
  .navbar-inner .btn-wa-nav { display: inline-flex; padding-inline: var(--space-3); }
  .wa-label { display: none; }
}
.crumbs { display: flex; flex-wrap: wrap; gap: var(--space-2); align-items: center; margin: var(--space-8) 0 0; padding: 0; list-style: none; font-size: var(--text-body-sm); color: var(--color-text-muted); }
.crumbs a { color: inherit; text-decoration: none; font-weight: var(--weight-semibold); }
.crumbs a:hover { color: var(--color-text-primary); text-decoration: underline; text-underline-offset: 3px; }
.crumbs li + li::before { content: "/"; margin-right: var(--space-2); }
.prose { font-size: 19px; line-height: 1.7; color: var(--color-text-secondary); }
.prose > * { margin: 0 0 var(--space-6); }
.prose h2 { margin: var(--space-16) 0 var(--space-5); color: var(--color-text-primary); font-size: var(--text-heading-lg); line-height: 1.15; letter-spacing: -0.02em; scroll-margin-top: 120px; display: flex; gap: var(--space-4); align-items: baseline; }
.prose h2 .n { flex: none; width: 44px; height: 44px; display: grid; place-items: center; align-self: center; font-size: var(--text-body-md); border: var(--border-base) solid var(--color-border-strong); border-radius: var(--radius-pill); background: var(--nb, var(--color-candy-pink)); }
.prose strong { color: var(--color-text-primary); }
.prose a { color: var(--color-text-primary); font-weight: var(--weight-semibold); text-decoration-thickness: 2px; text-underline-offset: 4px; text-decoration-color: var(--color-candy-pink-strong); }
.prose ul { padding-left: var(--space-6); }
.prose li { margin-bottom: var(--space-2); }
.prose .lead { font-size: 23px; line-height: 1.55; color: var(--color-text-primary); }
.callout { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: var(--space-4); padding: var(--space-6); border: var(--border-base) solid var(--color-border-strong); border-radius: var(--radius-lg); background: var(--cb, var(--color-candy-mint-soft)); font-size: var(--text-body-md); line-height: 1.6; color: var(--color-text-primary); }
.callout .ci { width: 44px; height: 44px; display: grid; place-items: center; border: var(--border-base) solid var(--color-border-strong); border-radius: var(--radius-pill); background: var(--color-bg-surface); font-weight: var(--weight-bold); }
.callout p { margin: 0; }
.pull { margin: var(--space-12) 0; padding: var(--space-8) var(--space-8) var(--space-8) var(--space-10); border-left: 6px solid var(--color-border-strong); background: var(--color-candy-pink-soft); border-radius: 0 var(--radius-lg) var(--radius-lg) 0; font-size: var(--text-heading-md); line-height: 1.3; font-weight: var(--weight-semibold); letter-spacing: -0.01em; color: var(--color-text-primary); }
.check-card { padding: var(--space-8); border: var(--border-base) solid var(--color-border-strong); border-radius: var(--radius-xl); background: var(--color-bg-surface); box-shadow: var(--shadow-sticker-md); }
.check-card h3 { margin: 0 0 var(--space-5); font-size: var(--text-heading-sm); color: var(--color-text-primary); }
.check-list { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-3); }
.check-list label { display: grid; grid-template-columns: 28px minmax(0, 1fr); gap: var(--space-3); align-items: start; font-size: var(--text-body-md); line-height: 1.5; color: var(--color-text-primary); cursor: pointer; }
.check-list input { appearance: none; width: 28px; height: 28px; margin: 0; border: var(--border-base) solid var(--color-border-strong); border-radius: var(--radius-sm); background: var(--color-bg-surface); display: grid; place-items: center; cursor: pointer; transition: background-color var(--dur-fast) var(--ease-calm), transform var(--dur-fast) var(--ease-spring); }
.check-list input:checked { background: var(--color-candy-mint); transform: rotate(-6deg); }
.check-list input:checked::after { content: ""; width: 12px; height: 7px; border-left: 3px solid var(--color-border-strong); border-bottom: 3px solid var(--color-border-strong); transform: rotate(-45deg) translate(1px, -2px); }
.check-list input:checked + span { text-decoration: line-through; text-decoration-thickness: 2px; color: var(--color-text-muted); }
.score { display: flex; justify-content: space-between; align-items: center; gap: var(--space-4); margin-top: var(--space-6); padding-top: var(--space-5); border-top: var(--border-thin) solid var(--color-border-subtle); font-size: var(--text-body-md); color: var(--color-text-primary); }
.meter { flex: 1; max-width: 220px; height: 14px; border: var(--border-base) solid var(--color-border-strong); border-radius: var(--radius-pill); background: var(--color-bg-sunken); overflow: hidden; }
.meter span { display: block; height: 100%; width: calc(var(--s, 0) * 100%); background: var(--color-candy-mint-strong); transition: width var(--dur-slow) var(--ease-spring); }
.cta-band { margin-top: var(--space-24); padding: var(--space-16) var(--space-10); border: var(--border-base) solid var(--color-border-strong); border-radius: var(--radius-xl); background: var(--color-candy-pink-soft); display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: var(--space-8); align-items: center; box-shadow: var(--shadow-sticker-lg); }
.cta-band h2 { margin: 0; font-size: var(--text-display-lg); line-height: 1; letter-spacing: -0.035em; }
.cta-band p { margin: var(--space-3) 0 0; font-size: var(--text-body-lg); color: var(--color-text-secondary); }
.cta-band .btns { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.home-footer { margin-top: var(--space-24); }
.brand-big { font-size: clamp(52px, 14vw, 220px); font-weight: var(--weight-bold); letter-spacing: -0.06em; line-height: .85; margin: 0; }
.brand-big sup { font-size: .22em; vertical-align: top; position: relative; top: .5em; letter-spacing: 0; }
.footer-tag { font-size: var(--text-heading-lg); font-weight: var(--weight-semibold); letter-spacing: -0.02em; margin: var(--space-6) 0 0; }
.footer-row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-6); margin-top: var(--space-16); padding-top: var(--space-6); border-top: var(--border-thin) solid var(--color-text-inverse); font-size: var(--text-body-sm); }
.footer-row ul { display: flex; flex-wrap: wrap; gap: var(--space-6); list-style: none; margin: 0; padding: 0; }
.footer-row a { color: inherit; opacity: .85; text-decoration: none; }
.footer-row a:hover { opacity: 1; text-decoration: underline; text-underline-offset: 4px; }
@media (max-width: 1023px) {
  .cta-band { grid-template-columns: minmax(0, 1fr); padding: var(--space-10) var(--space-6); }
}
@media (max-width: 767px) {
  .wrap { padding: 0 var(--space-4); }
  .prose { font-size: 17px; }
  .prose .lead { font-size: 19px; }
  .prose h2 { font-size: var(--text-heading-md); }
  .pull { padding: var(--space-6); font-size: var(--text-heading-sm); }
  .check-card { padding: var(--space-5); }
}
.prose ol { padding-left: 1.4em; }
.prose h3 { margin: var(--space-8) 0 var(--space-3); font-size: var(--text-heading-sm); line-height: 1.25; }
.prose figure { margin: var(--space-8) 0; }
.prose figure img { display: block; width: 100%; height: auto; border: var(--border-base) solid var(--color-border-strong); border-radius: var(--radius-lg); box-shadow: var(--shadow-sticker-sm); }
.prose figcaption { margin-top: var(--space-3); font-size: var(--text-body-sm); color: var(--color-text-muted); }
.gallery { display: grid; gap: var(--space-4); grid-template-columns: repeat(2, minmax(0, 1fr)); }
.gallery-1 { grid-template-columns: minmax(0, 1fr); }
.gallery-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.gallery img { display: block; width: 100%; height: 100%; object-fit: cover; border: var(--border-base) solid var(--color-border-strong); border-radius: var(--radius-md); }
.gallery-caption { margin-top: calc(var(--space-3) * -1); font-size: var(--text-body-sm); color: var(--color-text-muted); }
@media (max-width: 767px) {
  .gallery-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
.browser, .browser-bar, .browser-view { display: block; }
.browser-bar { display: flex; }
.browser { border: var(--border-base) solid var(--color-border-strong); border-radius: var(--radius-lg); background: var(--color-bg-surface); overflow: hidden; box-shadow: var(--shadow-sticker-lg); }
.browser-bar { display: flex; gap: 6px; padding: var(--space-3) var(--space-4); border-bottom: var(--border-base) solid var(--color-border-strong); }
.browser-bar i { width: 12px; height: 12px; border-radius: var(--radius-pill); border: var(--border-thin) solid var(--color-border-strong); }
.browser-view { aspect-ratio: 16 / 10.4; overflow: hidden; }
.browser-view img { width: 100%; height: 100%; object-fit: cover; object-position: 30% 40%; transform: scale(1.08); display: block; }
.fan { display: block; position: relative; width: 70%; height: 380px; }
.fan span { position: absolute; top: 0; left: 50%; width: 42%; aspect-ratio: 9 / 18; margin-left: -21%; background: var(--color-bg-surface); border: var(--border-thick) solid var(--color-border-strong); border-radius: var(--radius-lg); box-shadow: var(--shadow-sticker-md); display: grid; align-content: start; gap: var(--space-3); padding: var(--space-8) var(--space-4); transform-origin: 50% 110%; transition: transform var(--dur-slow) var(--ease-spring); }
.fan span:nth-child(1) { transform: rotate(-14deg) translateX(-18%); background: var(--color-candy-lemon-soft); }
.fan span:nth-child(3) { transform: rotate(14deg) translateX(18%); background: var(--color-candy-pink-soft); }
.fan span:nth-child(2) { z-index: 1; }
.fan b { display: block; height: 12px; border-radius: var(--radius-pill); background: var(--color-bg-inverse); }
.fan b.s { width: 60%; opacity: .3; height: 9px; }
.fan i { display: block; aspect-ratio: 4 / 3; border-radius: var(--radius-sm); border: var(--border-thin) solid var(--color-border-strong); background: var(--color-candy-lilac-soft); }

/* Header */
.cs-head { display: grid; gap: var(--space-6); padding: var(--space-10) 0 var(--space-10); }
.cs-tags { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.cs-head h1 { margin: 0; max-width: 18ch; font-size: clamp(44px, 6.4vw, 84px); font-weight: var(--weight-bold); line-height: 1.02; letter-spacing: -0.035em; text-wrap: balance; }
.cs-head .dek { margin: 0; max-width: 56ch; font-size: var(--text-body-lg); color: var(--color-text-secondary); }
.cs-head .case-facts { margin-top: var(--space-4); }
.cs-head .btn { justify-self: start; }

/* Hero visual */
.cs-hero { position: relative; overflow: hidden; display: grid; place-items: center; min-height: 420px; padding: var(--space-12) var(--space-8); background: var(--m-soft); border: var(--border-base) solid var(--color-border-strong); border-radius: var(--radius-xl); box-shadow: var(--shadow-sticker-lg); }
.cs-hero::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(var(--m-strong) 1.5px, transparent 1.6px); background-size: 22px 22px; opacity: .4; }
.cs-hero > * { position: relative; }
.cs-mark { position: absolute; left: 50%; bottom: -0.18em; translate: -50% 0; font-size: clamp(90px, 16vw, 240px); font-weight: var(--weight-bold); letter-spacing: -0.06em; line-height: 1; color: var(--m); opacity: .55; white-space: nowrap; pointer-events: none; }
.cs-hero .browser { width: min(100%, 980px); }
.cs-hero .browser-view img { transform: none; object-position: top center; }
.cs-hero .cs-portrait { max-height: 560px; width: auto; max-width: 100%; display: block; filter: drop-shadow(8px 8px 0 var(--color-border-strong)); }
.cs-hero .cs-cover { width: 100%; max-height: 620px; object-fit: cover; border: var(--border-base) solid var(--color-border-strong); border-radius: var(--radius-lg); }
.cs-hero .fan { width: min(520px, 90%); }

/* Results */
.cs-stats { display: grid; grid-template-columns: repeat(var(--n, 3), minmax(0, 1fr)); gap: var(--space-6); margin-top: var(--space-16); }
.cs-stats .stat-value { color: var(--color-text-primary); }

/* Body */
.cs-body { display: grid; grid-template-columns: 240px minmax(0, 720px); gap: var(--space-12); padding-top: var(--space-16); }
.cs-aside { position: sticky; top: 120px; align-self: start; display: grid; gap: var(--space-5); }
.cs-aside h2 { margin: 0; font-size: var(--text-body-sm); font-weight: var(--weight-semibold); color: var(--color-text-muted); }
.cs-aside ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: var(--space-2); }

/* Other projects */
.cs-more { margin-top: var(--space-24); }
.cs-more h2 { margin: 0 0 var(--space-8); font-size: var(--text-display-lg); line-height: 1; letter-spacing: -0.035em; }
.cs-more-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-6); }
.cs-card { position: relative; display: grid; grid-template-rows: auto 1fr; height: 100%; color: inherit; text-decoration: none; overflow: hidden; background: var(--color-bg-surface); border: var(--border-base) solid var(--color-border-strong); border-radius: var(--radius-lg); transition: transform var(--dur-base) var(--ease-spring), box-shadow var(--dur-base) var(--ease-spring); }
.cs-card:hover, .cs-card:focus-visible { transform: translate(-3px, -3px) rotate(-0.5deg); box-shadow: var(--shadow-sticker-lg); }
.cs-card-visual { position: relative; display: grid; place-items: center; aspect-ratio: 16 / 10; overflow: hidden; background: var(--m-soft); border-bottom: var(--border-base) solid var(--color-border-strong); }
.cs-card-visual::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(var(--m-strong) 1.5px, transparent 1.6px); background-size: 20px 20px; opacity: .4; }
.cs-card-visual > * { position: relative; }
.cs-card-visual img.is-wide { width: 100%; height: 100%; object-fit: cover; object-position: top center; }
.cs-card-visual img.is-portrait { position: absolute; top: 7%; left: 50%; translate: -50% 0; height: 86%; width: auto; filter: drop-shadow(5px 5px 0 var(--color-border-strong)); transition: transform var(--dur-slow) var(--ease-spring); }
.cs-card:hover img.is-portrait { transform: rotate(-4deg) scale(1.04); }
.cs-card-visual .fan { width: 70%; height: 78%; }
.cs-card-visual .fan span { width: 34%; margin-left: -17%; top: 10%; padding: var(--space-3); gap: var(--space-2); }
.cs-card-body { display: grid; gap: var(--space-2); align-content: start; padding: var(--space-6) var(--space-6) var(--space-8); }
.cs-card-body small { font-size: var(--text-body-sm); font-weight: var(--weight-semibold); color: var(--color-text-muted); }
.cs-card-body b { font-size: var(--text-heading-lg); line-height: 1.05; letter-spacing: -0.03em; }
.cs-card-body .t { color: var(--color-text-secondary); }
.cs-card .go { position: absolute; right: var(--space-5); top: var(--space-5); width: 44px; height: 44px; display: grid; place-items: center; background: var(--color-candy-lemon); border: var(--border-base) solid var(--color-border-strong); border-radius: var(--radius-pill); transition: transform var(--dur-base) var(--ease-spring); }
.cs-card:hover .go { transform: rotate(-45deg); }
.cs-card .go svg { width: 20px; height: 20px; }

@media (max-width: 1023px) {
  .cs-body { grid-template-columns: minmax(0, 1fr); gap: var(--space-8); }
  .cs-aside { position: static; }
  .cs-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cs-more-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 767px) {
  .cs-head { padding-top: var(--space-6); }
  .cs-hero { min-height: 280px; padding: var(--space-8) var(--space-4); }
  .cs-hero .cs-portrait { max-height: 380px; }
  .cs-more-grid { grid-template-columns: minmax(0, 1fr); }
  .cs-more h2 { font-size: var(--text-heading-xl); }
}
@media (prefers-reduced-motion: reduce) { .cs-card, .cs-card .go, .cs-card img { transition: none; } }