/* 강집사 홈페이지 스타일 — cat_shop_design_guide.pdf (Warm Minimal Cat Lifestyle) 기준
   Background #FAF7F2 · Secondary #E9DFD1 · Primary #A8BCA5 · Accent #E98B73 · Text #302D29
   포인트(코랄)는 할인·구매 CTA 에만 사용. 흰 글씨가 올라가는 곳은 대비 확보용 진한 톤(-ink) 사용. */
:root{
  --bg:#FAF7F2;
  --surface:#ffffff;
  --secondary:#E9DFD1;
  --secondary-soft:#F3EDE4;
  --primary:#A8BCA5;
  --primary-soft:#E6EDE4;
  --primary-ink:#4F6B4C;      /* 흰 배경 대비 5.9:1 */
  --accent:#E98B73;
  --accent-soft:#FBE9E3;
  --accent-ink:#B5553C;       /* 흰 글씨 대비 4.9:1 */
  --ink:#302D29;
  --muted:#6B6560;            /* 배경 대비 5.4:1 */
  --line:#E7E0D6;
  --radius-card:18px;
  --radius-btn:12px;
  --max:1240px;
  --font:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Malgun Gothic","Noto Sans KR",system-ui,sans-serif;
  --font-en:"DM Sans",var(--font);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);font-size:16px;line-height:1.7;word-break:keep-all;-webkit-font-smoothing:antialiased}
a{color:inherit}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:8px 12px;z-index:100}
.skip:focus{left:8px;top:8px}
:focus-visible{outline:3px solid var(--primary-ink);outline-offset:2px;border-radius:6px}

/* header + search */
.site-header{position:sticky;top:0;background:rgba(250,247,242,.94);backdrop-filter:saturate(1.2) blur(8px);border-bottom:1px solid var(--line);z-index:50}
.site-header .wrap{display:flex;align-items:center;height:72px;gap:20px}
.logo{text-decoration:none;display:flex;align-items:center;flex:none}
.logo img{height:30px;width:auto;display:block}
.site-nav ul{display:flex;gap:2px;list-style:none;margin:0;padding:0}
.site-nav a{display:block;text-decoration:none;padding:8px 12px;border-radius:10px;font-weight:600;font-size:15px;color:var(--ink);white-space:nowrap}
.site-nav a:hover,.site-nav a[aria-current="page"]{background:var(--primary-soft);color:var(--primary-ink)}
.site-search{flex:1;min-width:180px;max-width:320px;margin-left:auto;display:flex;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-btn);height:44px;padding:0 4px 0 14px}
.site-search:focus-within{border-color:var(--primary-ink)}
.site-search input{flex:1;min-width:0;border:0;background:transparent;font:inherit;font-size:15px;color:var(--ink);outline:none}
.site-search input::placeholder{color:#8E8780}
.site-search button{width:40px;height:40px;border:0;background:transparent;color:var(--ink);cursor:pointer;display:grid;place-items:center;border-radius:10px}
.site-search button:hover{background:var(--secondary-soft)}

/* buttons — 버튼 radius 12px, 최소 44px */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;text-decoration:none;font-weight:700;padding:10px 20px;border-radius:var(--radius-btn);border:1px solid transparent;transition:background .15s,border-color .15s}
.btn-primary{background:var(--accent-ink);color:#fff}
.btn-primary:hover{background:#9E4632}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--surface)}
.btn-sm{padding:8px 14px;font-size:14px}
.btn-lg{min-height:52px;padding:12px 24px;font-size:16px}

/* hero (브랜드 메인 비주얼) */
.hero{background:var(--secondary-soft);padding:56px 0 44px}
.hero-main{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:center}
.eyebrow{display:inline-block;background:var(--primary-soft);color:var(--primary-ink);border-radius:8px;padding:4px 10px;font-size:13px;font-weight:700}
h1{font-size:clamp(30px,4vw,48px);line-height:1.25;letter-spacing:-.03em;margin:16px 0 16px;font-weight:800}
h1 em{font-style:normal;color:var(--primary-ink)}
.lead{font-size:16px;color:var(--muted);margin:0 0 28px;max-width:34em}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap}
.hero-proof{list-style:none;margin:32px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.hero-proof li{background:var(--surface);border-radius:14px;padding:14px 16px;display:flex;flex-direction:column;gap:2px}
.hero-proof strong{font-family:var(--font-en);font-size:19px;letter-spacing:-.01em}
.hero-proof span{font-size:13px;color:var(--muted);line-height:1.45}

/* hero collage — 실제 사용 장면 사진 */
.hero-visual{position:relative;display:grid;grid-template-columns:1.35fr 1fr;grid-template-rows:1fr 1fr;gap:14px;min-height:520px}
.hero-visual>a:not(.hv-badge):not(.hv-review){display:block;border-radius:var(--radius-card);overflow:hidden;background:var(--secondary)}
.hv-main img,.hv-sub img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.hv-main:hover img,.hv-sub:hover img{transform:scale(1.03)}
.hv-main{grid-row:1 / span 2}
.hv-main img{object-position:50% 40%}
.hv-badge,.hv-review{position:absolute;display:flex;align-items:center;gap:10px;background:var(--surface);border-radius:14px;text-decoration:none;box-shadow:0 10px 28px rgba(48,45,41,.12);font-size:12px;color:var(--muted);line-height:1.4}
.hv-badge{left:-24px;top:28px;padding:10px 14px 10px 10px}
.hv-badge b,.hv-review b{display:block;color:var(--ink);font-size:14px}
.hv-badge-label{background:var(--primary-soft);color:var(--primary-ink);font-weight:700;font-size:12px;border-radius:8px;padding:8px}
.hv-review{right:-12px;bottom:-14px;padding:8px 14px 8px 8px;color:var(--primary-ink);font-weight:700}
.hv-review img{width:44px;height:44px;object-fit:cover;border-radius:10px}

/* 한눈에 보기 + 카테고리 아이콘 */
.hero-facts{margin-top:44px;background:var(--surface);border-radius:var(--radius-card);padding:20px 24px}
.hero-facts h2{margin:0 0 10px;font-size:14px;color:var(--muted);font-weight:700}
.hero-facts dl{margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:12px 24px;font-size:15px}
.hero-facts dl div{display:flex;flex-direction:column}
.hero-facts dt{color:var(--muted);font-size:13px}
.hero-facts dd{margin:0;font-weight:600}
.hero-cats{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;margin-top:16px}
.hero-cats a{display:flex;flex-direction:column;align-items:center;gap:8px;padding:14px 10px;background:var(--surface);border-radius:var(--radius-card);text-decoration:none;font-weight:700;font-size:14px;color:var(--ink);text-align:center;border:1px solid transparent;transition:border-color .15s}
.hero-cats img{width:72px;height:72px;object-fit:cover;border-radius:50%;background:var(--secondary-soft)}
.hero-cats a:hover{border-color:var(--primary)}

/* sections */
section{padding:72px 0}
section.alt{background:var(--secondary-soft)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:28px;flex-wrap:wrap}
h2.title{font-size:clamp(24px,2.6vw,32px);line-height:1.3;letter-spacing:-.025em;margin:0}
.sub{color:var(--muted);margin:8px 0 0;font-size:15px}
.more{display:inline-flex;align-items:center;font-weight:700;color:var(--ink);text-decoration:none;font-size:15px;border-bottom:1px solid currentColor;min-height:0;padding:2px 0}
.more:hover{color:var(--primary-ink)}

/* AI 요약 박스 */
.summary{background:var(--primary-soft);padding:18px 22px;border-radius:var(--radius-card);margin:0 0 28px}
.summary p{margin:0}

/* 고민별 찾기 */
.concerns{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.concern{background:var(--surface);border-radius:var(--radius-card);padding:22px;display:flex;flex-direction:column}
.concern h3{margin:0 0 6px;font-size:17px;line-height:1.4;letter-spacing:-.01em}
.concern p{margin:0 0 16px;font-size:14px;color:var(--muted);line-height:1.6}
.concern ul{list-style:none;margin:auto 0 0;padding:0;display:grid;gap:8px}
.concern a{display:flex;align-items:center;gap:12px;padding:8px;border-radius:12px;background:var(--bg);text-decoration:none;font-size:14px;font-weight:600;min-height:44px;transition:background .15s}
.concern a:hover{background:var(--primary-soft)}
.concern img{width:52px;height:52px;object-fit:cover;border-radius:10px;flex:none;background:var(--secondary)}
.concern b{display:block;font-family:var(--font-en);font-weight:700;color:var(--ink)}

/* 상품 카드 — 썸네일 1:1, 상품명 2줄, 원가·판매가 분리, 카드 radius 18px */
.grid{display:grid;gap:20px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--surface);border-radius:var(--radius-card);padding:20px;display:flex;flex-direction:column;gap:8px}
.card h3{margin:0;font-size:17px;line-height:1.45;letter-spacing:-.01em}
.card p{margin:0;color:var(--muted);font-size:15px}
.card ul{margin:0;padding-left:18px;color:var(--muted);font-size:14px}
.tag,.card .tag,.tile .tag{align-self:flex-start;font-size:12px;font-weight:700;color:var(--primary-ink);background:var(--primary-soft);border-radius:6px;padding:3px 8px}
.card img.product,.tile img{width:100%;aspect-ratio:1/1;object-fit:cover;object-position:50% 50%;border-radius:12px;background:var(--secondary-soft)}
.card img.product{margin-bottom:6px}
.tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.tile{background:var(--surface);border-radius:var(--radius-card);padding:14px;display:flex;flex-direction:column;gap:8px}
.tile h3{margin:0;font-size:15px;line-height:1.45;letter-spacing:-.01em}
.card h3,.tile h3{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.price{margin-top:auto;display:flex;align-items:baseline;flex-wrap:wrap;gap:4px 8px;padding-top:4px}
.price .now{font-family:var(--font-en);font-weight:700;font-size:20px;order:2}
.price .was{color:#8E8780;text-decoration:line-through;font-size:14px;order:1;width:100%}
.price .off{color:var(--accent-ink);font-weight:700;font-size:15px;order:1}
.tile .price .now{font-size:17px}
.tile .price .was{font-size:13px}
.note{font-size:13px;color:var(--muted);margin-top:18px}

/* 카드 전체 클릭 → 공식몰 구매 페이지 */
.product-card{position:relative;transition:box-shadow .2s,transform .2s}
.product-card .card-link{text-decoration:none;color:inherit}
.product-card .card-link::after{content:"";position:absolute;inset:0;border-radius:inherit;z-index:1}
.product-card:hover{box-shadow:0 14px 32px rgba(48,45,41,.10);transform:translateY(-2px)}
.product-card:hover h3{text-decoration:underline;text-underline-offset:3px}
.product-card:focus-within{outline:3px solid var(--primary-ink);outline-offset:2px}
.product-card .card-link:focus-visible{outline:0}
.buy{display:flex;align-items:center;justify-content:center;min-height:44px;margin-top:6px;border-radius:var(--radius-btn);background:var(--accent-ink);color:#fff;font-weight:700;font-size:15px}
.tile .buy{min-height:40px;font-size:14px}
.product-card:hover .buy{background:#9E4632}

/* 이벤트 · 후기 · pick-row */
.event-card{display:block;text-decoration:none;background:var(--surface);border-radius:var(--radius-card);overflow:hidden}
.event-card img{width:100%;aspect-ratio:860/586;object-fit:cover}
.event-card .event-title{display:block;padding:14px 18px;font-weight:700;font-size:15px}
.event-card.ended img{filter:grayscale(.6);opacity:.8}
.event-card.ended .event-title{color:var(--muted)}
.review img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:12px;margin-bottom:12px;background:var(--secondary-soft)}
.pick-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:12px 0 14px}
.pick-row a{text-decoration:none;font-size:13px;font-weight:700;color:var(--ink);text-align:center}
.pick-row a:hover span{color:var(--primary-ink);text-decoration:underline}
.pick-row img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:12px;background:var(--secondary-soft);margin-bottom:6px}

/* table */
.table-wrap{overflow-x:auto;border-radius:var(--radius-card);background:var(--surface)}
table{border-collapse:collapse;width:100%;font-size:15px;min-width:560px}
caption{text-align:left;padding:16px 18px;font-weight:700;caption-side:top}
th,td{padding:13px 18px;border-top:1px solid var(--line);text-align:left;vertical-align:top}
thead th{background:var(--primary-soft);border-top:0;font-size:14px;color:var(--ink)}
tbody th{font-weight:700;white-space:nowrap}

/* FAQ */
.faq-list{display:grid;gap:12px}
.faq{background:var(--surface);border-radius:var(--radius-card);padding:22px 24px}
.faq h3{margin:0 0 8px;font-size:17px;line-height:1.45}
.faq h3::before{content:"Q.";font-family:var(--font-en);color:var(--primary-ink);font-weight:700;margin-right:8px}
.faq .a{margin:0}
.faq ul{margin:8px 0 0;padding-left:20px;color:var(--muted)}
.faq .a p{margin:0 0 6px}

/* satisfaction */
.sat{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.sat figure{margin:0;background:var(--surface);border-radius:var(--radius-card);padding:20px}
.sat figcaption{font-size:14px;color:var(--muted);margin-top:10px}
.sat h3{margin:0 0 12px;font-size:17px}
.sat table{min-width:0;font-size:14px}
.sat .table-wrap{margin-top:12px}
.sat th,.sat td{padding:8px 10px}

/* reviews */
.review{background:var(--surface);border-radius:var(--radius-card);padding:18px}
.stars{color:#D9A23B;letter-spacing:1px;font-size:14px}
.review p{margin:8px 0 6px;font-size:15px}
.review .meta{font-size:13px;color:var(--muted)}

/* steps */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.step{background:var(--surface);border-radius:var(--radius-card);padding:22px}
.step::before{counter-increment:s;content:"0" counter(s);display:block;font-family:var(--font-en);color:var(--primary-ink);font-weight:700;font-size:22px;margin-bottom:6px}
.step h3{margin:0 0 6px;font-size:16px}
.step p{margin:0;font-size:14px;color:var(--muted)}

/* brand */
.brand-grid{display:grid;grid-template-columns:320px 1fr;gap:24px;align-items:start}
.brand-figure{margin:0;background:var(--surface);border-radius:var(--radius-card);overflow:hidden;grid-row:span 2}
.brand-figure img{width:100%;height:auto}
.slogan{font-size:17px;margin:0 0 4px;line-height:1.55}
.slogan strong{color:var(--primary-ink)}

/* trust */
.trust{font-size:14px;color:var(--muted);border-top:1px solid var(--line);padding-top:14px;margin-top:28px}

/* footer */
.site-footer{background:var(--ink);color:#D8D2CA;padding:52px 0 36px;font-size:14px}
.site-footer a{color:#fff}
.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:28px}
.site-footer h2{font-size:15px;color:#fff;margin:0 0 10px}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.site-footer address{font-style:normal;line-height:1.8}
.copy{border-top:1px solid #4A4640;margin-top:28px;padding-top:18px;color:#A9A29A;font-size:13px}

/* 모바일 하단 탭 (홈 / 카테고리 / 찜 / 마이) */
.tabbar{display:none}

@media (max-width:1080px){
  .site-nav{display:none}
  .concerns{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  body{padding-bottom:64px}
  .wrap{padding:0 16px}
  .site-header .wrap{height:auto;padding:10px 16px;flex-wrap:wrap;gap:10px}
  .site-header .btn-sm{margin-left:auto}
  .site-search{order:3;flex-basis:100%;max-width:none;margin:0}
  .hero-main,.grid-3,.grid-2,.sat,.steps,.footer-grid,.brand-grid{grid-template-columns:1fr}
  .tiles,.pick-row,.grid-3{grid-template-columns:repeat(2,1fr);gap:12px}
  .card{padding:12px;gap:6px}
  .card h3{font-size:15px}
  .card p,.card ul{display:none}
  .tile{padding:10px}
  .price .now{font-size:17px}
  .brand-figure{grid-row:auto;max-width:360px}
  section{padding:48px 0}
  h1{font-size:clamp(28px,7.5vw,34px)}
  .hero{padding:32px 0 32px}
  .hero-main{gap:32px}
  .hero-visual{min-height:380px}
  .hv-badge{left:8px;top:8px}
  .hv-review{right:8px;bottom:8px}
  .hero-proof strong{font-size:16px}
  .hero-facts dl{grid-template-columns:1fr 1fr}
  .hero-cats{grid-template-columns:repeat(3,1fr)}
  .concerns{grid-template-columns:1fr}
  .tabbar{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;left:0;right:0;bottom:0;z-index:60;background:var(--surface);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}
  .tabbar a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-height:56px;text-decoration:none;font-size:12px;font-weight:600;color:var(--ink)}
  .tabbar svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linejoin:round}
}
@media (max-width:520px){
  .hero-proof{grid-template-columns:1fr}
  .hero-facts dl{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* 브랜드 영상 (메뉴 바로 아래, walkbrain.com 첫 화면 배경 영상) */
.brand-video{position:relative;height:clamp(220px,26vw,340px);overflow:hidden;background:var(--ink) url("images/products/toilet-square-hood.webp") center/cover no-repeat}
.brand-video-frame{position:absolute;inset:0;pointer-events:none}
.brand-video-frame iframe{position:absolute;top:50%;left:50%;width:max(100%,calc(clamp(220px,26vw,340px)*16/9));height:max(100%,calc(100vw*9/16));transform:translate(-50%,-50%);border:0}
.brand-video::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(48,45,41,.55) 0%,rgba(48,45,41,.15) 60%,rgba(48,45,41,0) 100%)}
.brand-video-copy{position:relative;z-index:1;height:100%;display:flex;flex-direction:column;justify-content:center;color:#fff}
.brand-video-eyebrow{margin:0 0 10px;font-family:var(--font-en);font-weight:700;font-size:14px;letter-spacing:.12em;opacity:.9}
.brand-video-title{margin:0;font-size:clamp(26px,3.6vw,44px);font-weight:800;line-height:1.3;letter-spacing:-.03em;text-shadow:0 2px 12px rgba(0,0,0,.25)}
@media (prefers-reduced-motion:reduce){.brand-video-frame{display:none}}

/* 공인 시험 성적서 */
.certs{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.cert{background:var(--surface);border-radius:var(--radius-card);padding:24px;display:grid;grid-template-columns:1fr 150px;gap:20px;align-items:start}
.cert h3{margin:10px 0 8px;font-size:18px;line-height:1.35;letter-spacing:-.01em}
.cert-num{display:block;font-family:var(--font-en);font-size:40px;font-weight:700;color:var(--primary-ink);letter-spacing:-.02em;line-height:1.1}
.cert-plain{margin:0 0 16px;font-size:15px;color:var(--muted)}
.cert-plain strong{color:var(--ink)}
.cert-compare{background:var(--bg);border-radius:12px;padding:14px 16px;display:grid;gap:8px}
.bar-row,.grade-row{display:grid;grid-template-columns:76px 1fr 72px;align-items:center;gap:10px;font-size:13px}
.bar-label{color:var(--muted);font-weight:600}
.is-ours .bar-label,.is-ours .bar-val{color:var(--primary-ink);font-weight:700}
.bar{height:12px;background:var(--secondary);border-radius:6px;overflow:hidden}
.bar i{display:block;height:100%;background:#B9AE9F;border-radius:6px;min-width:4px}
.is-ours .bar i{background:var(--primary-ink)}
.bar-val{text-align:right;font-family:var(--font-en);font-weight:700}
.grades{display:grid;grid-template-columns:repeat(4,1fr);gap:4px}
.grades i{height:12px;border-radius:4px;background:var(--secondary)}
.grades[data-grade="4"] i{background:#B9AE9F}
.bar-unit{margin:2px 0 0;font-size:12px;color:var(--muted)}
.cert-detail{margin-top:14px;font-size:14px}
.cert-detail summary{cursor:pointer;font-weight:700;min-height:44px;display:flex;align-items:center;list-style-position:inside}
.cert-detail summary::marker{color:var(--primary-ink)}
.cert-detail dl{margin:4px 0 0;display:grid;grid-template-columns:84px 1fr;gap:6px 12px}
.cert-detail dt{color:var(--muted)}
.cert-detail dd{margin:0}
.cert-doc{display:block;text-decoration:none;text-align:center;font-size:13px;font-weight:700;color:var(--ink)}
.cert-doc img{width:100%;border-radius:8px;border:1px solid var(--line);box-shadow:0 8px 20px rgba(48,45,41,.10);margin-bottom:8px;transition:transform .2s}
.cert-doc:hover img{transform:translateY(-3px)}
.cert-doc span{border-bottom:1px solid currentColor}
.cert-why{margin-top:20px;background:var(--primary-soft);border-radius:var(--radius-card);padding:22px 24px}
.cert-why h3{margin:0 0 8px;font-size:17px}
.cert-why ul{margin:0;padding-left:18px;display:grid;gap:4px;font-size:15px}
.cert-dialog{border:0;border-radius:var(--radius-card);padding:16px;max-width:min(92vw,720px);max-height:92vh;background:var(--surface)}
.cert-dialog::backdrop{background:rgba(48,45,41,.6)}
.cert-dialog img{width:100%;height:auto;max-height:calc(92vh - 90px);object-fit:contain}
.cert-dialog form{display:flex;justify-content:flex-end;margin-bottom:8px}
.cert-close{min-height:44px;padding:0 16px;border:1px solid var(--line);border-radius:var(--radius-btn);background:var(--surface);font:inherit;font-weight:700;cursor:pointer}
@media (max-width:1080px){.certs{grid-template-columns:1fr}}
@media (max-width:560px){
  .cert{grid-template-columns:1fr;padding:18px}
  .cert-doc{display:flex;align-items:center;gap:12px;text-align:left}
  .cert-doc img{width:72px;margin:0}
}
section[id]{scroll-margin-top:72px}
.hero-proof a{display:flex;flex-direction:column;gap:2px;text-decoration:none;color:inherit}
.hero-proof a:hover strong{color:var(--primary-ink)}
@media (max-width:860px){section[id]{scroll-margin-top:120px}}

/* firsts — 강집사가 만든 최초 10가지 (문제 → 해결 카드) */
.firsts{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:16px;counter-reset:f}
.first{background:var(--surface);border-radius:var(--radius-card);padding:20px;display:flex;flex-direction:column;gap:6px}
.first::before{counter-increment:f;content:counter(f,decimal-leading-zero);font-family:var(--font-en);font-weight:700;color:var(--primary-ink);font-size:20px;line-height:1}
.first .problem{margin:4px 0 0;font-size:14px;color:var(--muted);line-height:1.5}
.first h3{margin:0;font-size:16px;line-height:1.45;letter-spacing:-.01em}
.first .how{margin:0 0 10px;font-size:14px;color:var(--muted);line-height:1.6}
.first-link{margin-top:auto;display:flex;align-items:center;gap:10px;padding:8px;border-radius:12px;background:var(--bg);text-decoration:none;font-size:13px;font-weight:600;min-height:44px;transition:background .15s}
.first-link:hover{background:var(--primary-soft)}
.first-link img{width:44px;height:44px;object-fit:cover;border-radius:10px;flex:none;background:var(--secondary)}
.firsts-note{font-size:14px;color:var(--muted);margin:20px 0 0}
@media (max-width:1080px){.firsts{grid-template-columns:repeat(3,1fr)}}
@media (max-width:860px){.firsts{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.firsts{grid-template-columns:1fr}}

/* trust / ip — 믿을 수 있는 이유 6가지 · 지식재산권 카드 (숫자 강조) */
.why .card{gap:6px}
.why-num{margin:2px 0 0;font-family:var(--font-en);font-weight:800;font-size:30px;letter-spacing:-.02em;color:var(--primary-ink);line-height:1.15}
.why .card h3{font-size:17px}
.why .card p,.why .card ul{display:block;font-size:14px;line-height:1.65}
.why .card ul{padding-left:18px;display:grid;gap:4px}
.why-key{border:2px solid var(--primary);}
.why-key .why-num{font-size:34px}
.faq-group{margin:28px 0 4px;font-weight:700;color:var(--ink)}
@media (max-width:860px){
  .why{grid-template-columns:1fr}
  .why .card{padding:18px}
  .why .card p,.why .card ul{display:block}
  .why .card h3{font-size:16px}
  .why-num{font-size:26px}
  .why-key .why-num{font-size:28px}
}