/* =========================================================
   moldcare — design system (shared: theme + home html.php)
   8pt scale · teal/neutral palette · consistent tokens
   ========================================================= */
:root{
  /* palette */
  --primary:#0f766e;      /* teal 700 */
  --primary-d:#0b544e;
  --primary-l:#14b8a6;    /* teal 500 */
  --accent:#0e7490;       /* cyan 700 - secondary */
  --ink:#16302c;          /* near-black green-ink */
  --slate:#516067;        /* body secondary */
  --muted:#7a8a8f;
  --line:#e4ecea;
  --line-2:#d3e0dd;
  --bg:#ffffff;
  --bg-soft:#f4f8f7;
  --bg-tint:#eef5f3;
  --wash:#e8f2ef;
  /* radius */
  --r-xs:8px; --r-sm:12px; --r:16px; --r-lg:22px; --r-xl:28px; --r-pill:999px;
  /* shadow */
  --sh-1:0 1px 2px rgba(16,45,42,.05), 0 2px 8px rgba(16,45,42,.05);
  --sh-2:0 6px 18px rgba(16,45,42,.08), 0 2px 6px rgba(16,45,42,.05);
  --sh-3:0 18px 44px rgba(16,45,42,.14);
  /* spacing (8pt) */
  --s1:8px; --s2:16px; --s3:24px; --s4:32px; --s5:40px; --s6:48px; --s7:64px; --s8:80px; --s9:112px; --s10:140px;
  /* type */
  --sans:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,system-ui,"Segoe UI",Roboto,"Apple SD Gothic Neo","Noto Sans KR",sans-serif;
  --serif:"Noto Serif KR","Nanum Myeongjo",serif;
  --maxw:1180px; --readw:760px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--sans);color:var(--ink);background:var(--bg);
  font-size:17px;line-height:1.75;letter-spacing:-.01em;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--primary-d)}
h1,h2,h3,h4{line-height:1.3;letter-spacing:-.02em;color:var(--ink);margin:0}
p{margin:0 0 1.05em}
:focus-visible{outline:3px solid var(--primary-l);outline-offset:2px;border-radius:4px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.12em;
  text-transform:uppercase;color:var(--primary);background:var(--wash);
  padding:6px 13px;border-radius:var(--r-pill)}
.btn{display:inline-flex;align-items:center;gap:8px;min-height:48px;padding:0 24px;
  border-radius:var(--r-pill);font-weight:700;font-size:.98rem;cursor:pointer;
  border:1px solid transparent;transition:transform .18s ease,box-shadow .18s ease,background .18s ease}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--sh-2)}
.btn-primary:hover{background:var(--primary-d);color:#fff;transform:translateY(-2px)}
.btn-ghost{background:#fff;color:var(--primary);border-color:var(--line-2)}
.btn-ghost:hover{background:var(--bg-soft);color:var(--primary-d)}

/* ---------- site header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);
  backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid var(--line)}
.site-header .bar{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px}
.brand{display:flex;align-items:center;gap:12px}
.brand .mark{width:40px;height:40px;flex:0 0 40px;border-radius:11px;box-shadow:var(--sh-1)}
.brand .bt{display:flex;flex-direction:column;line-height:1.1}
.brand .bt b{font-size:1.06rem;font-weight:800;letter-spacing:-.02em;color:var(--ink)}
.brand .bt span{font-size:.72rem;color:var(--muted);font-weight:600;letter-spacing:.02em}
.nav{display:flex;align-items:center;gap:6px}
.nav a{padding:9px 14px;border-radius:var(--r-pill);color:var(--slate);font-weight:600;font-size:.95rem}
.nav a:hover{background:var(--bg-soft);color:var(--primary-d)}
.nav-toggle{display:none;width:46px;height:46px;border:1px solid var(--line-2);border-radius:12px;
  background:#fff;cursor:pointer;align-items:center;justify-content:center}
.nav-toggle span,.nav-toggle span:before,.nav-toggle span:after{content:"";display:block;width:20px;height:2px;
  background:var(--ink);position:relative;border-radius:2px}
.nav-toggle span:before{position:absolute;top:-6px}.nav-toggle span:after{position:absolute;top:6px}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,var(--bg-tint),#fff)}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;
  padding-top:var(--s8);padding-bottom:var(--s8)}
.hero h1{font-family:var(--serif);font-weight:700;font-size:clamp(2.1rem,4.6vw,3.5rem);
  line-height:1.22;letter-spacing:-.03em;margin:18px 0 18px}
.hero p.lead{font-size:1.12rem;color:var(--slate);max-width:34em;margin-bottom:28px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap}
.hero .visual{position:relative}
.hero .visual img{width:100%;aspect-ratio:5/4;object-fit:cover;border-radius:var(--r-xl);box-shadow:var(--sh-3)}
.hero .visual:after{content:"";position:absolute;inset:0;border-radius:var(--r-xl);
  background:linear-gradient(180deg,transparent 55%,rgba(11,84,78,.14));pointer-events:none}
.hero .chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:22px}
.chip{font-size:.86rem;font-weight:600;color:var(--primary-d);background:#fff;
  border:1px solid var(--line-2);border-radius:var(--r-pill);padding:7px 14px}

/* ---------- sections ---------- */
.section{padding:var(--s8) 0}
.section.soft{background:var(--bg-soft)}
.section-head{max-width:var(--readw);margin:0 auto var(--s6);text-align:center}
.section-head h2{font-size:clamp(1.6rem,3.2vw,2.2rem);margin:12px 0 12px}
.section-head p{color:var(--slate);font-size:1.05rem;margin:0}

/* card grid */
.grid{display:grid;gap:24px}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.grid.c2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease;display:flex;flex-direction:column}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-3)}
.card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg-tint)}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.card:hover .thumb img{transform:scale(1.05)}
.card .body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.card .kicker{font-size:.76rem;font-weight:700;letter-spacing:.08em;color:var(--primary);text-transform:uppercase}
.card h3{font-size:1.16rem;line-height:1.4}
.card p{font-size:.95rem;color:var(--slate);margin:0}
.card .more{margin-top:auto;font-weight:700;font-size:.9rem;color:var(--primary)}

/* category tiles */
.cats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cat{display:block;padding:26px 24px;border:1px solid var(--line);border-radius:var(--r-lg);
  background:#fff;box-shadow:var(--sh-1);transition:transform .2s,box-shadow .2s;position:relative}
.cat:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.cat .ic{width:44px;height:44px;border-radius:12px;background:var(--wash);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.cat .ic svg{width:24px;height:24px;stroke:var(--primary);fill:none;stroke-width:1.7}
.cat b{display:block;font-size:1.08rem;color:var(--ink);margin-bottom:6px}
.cat span{font-size:.9rem;color:var(--slate)}

/* steps strip */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;counter-reset:st}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px 18px;position:relative}
.step:before{counter-increment:st;content:counter(st,decimal-leading-zero);font-family:var(--serif);
  font-size:1.4rem;color:var(--primary-l);font-weight:700;display:block;margin-bottom:8px}
.step b{display:block;font-size:1rem;margin-bottom:6px}
.step p{font-size:.88rem;color:var(--slate);margin:0}

/* ---------- footer ---------- */
.site-footer{background:#0d2a27;color:#cfe0dc;padding:var(--s7) 0 var(--s4);margin-top:var(--s6)}
.site-footer a{color:#bfe0d9}
.site-footer a:hover{color:#fff}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:var(--s5);
  border-bottom:1px solid rgba(255,255,255,.12)}
.footer-brand .mark{width:38px;height:38px;border-radius:10px;margin-bottom:14px}
.footer-brand b{color:#fff;font-size:1.05rem;display:block;margin-bottom:8px}
.footer-brand p{font-size:.9rem;color:#9db8b2;max-width:34em;margin:0}
.fcol h4{color:#fff;font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:14px}
.fcol ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px}
.fcol a{font-size:.94rem;color:#bcd2cd}
.footer-legal{padding-top:var(--s4);font-size:.82rem;color:#8fa8a3;line-height:1.7}
.footer-legal .disc{margin-top:14px;padding:14px 16px;background:rgba(255,255,255,.04);
  border-left:3px solid #2f5c56;border-radius:0 8px 8px 0;color:#9db8b2;font-size:.8rem}
.copyright{margin-top:18px;font-size:.82rem;color:#7f9994}

/* ---------- article (single/page) ---------- */
.article-hero{background:linear-gradient(180deg,var(--bg-tint),#fff);padding:var(--s7) 0 var(--s5)}
.article-hero .wrap{max-width:var(--readw)}
.article-hero .crumb{font-size:.85rem;color:var(--muted);margin-bottom:14px}
.article-hero .crumb a{color:var(--primary)}
.article-hero h1{font-family:var(--serif);font-weight:700;font-size:clamp(1.9rem,4vw,2.7rem);line-height:1.3;margin-bottom:16px}
.article-hero .meta{display:flex;gap:14px;flex-wrap:wrap;align-items:center;color:var(--muted);font-size:.9rem}
.article-hero .meta .cat-badge{background:var(--wash);color:var(--primary);font-weight:700;padding:5px 12px;border-radius:var(--r-pill)}
.featured-wrap{max-width:920px;margin:0 auto;padding:0 24px}
.featured-wrap img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-lg);box-shadow:var(--sh-2);margin-top:-28px}
.article{max-width:var(--readw);margin:0 auto;padding:var(--s6) 24px var(--s4)}
.article h2{font-size:1.5rem;margin:2em 0 .7em;padding-top:.4em;position:relative}
.article h2:before{content:"";position:absolute;top:0;left:0;width:52px;height:3px;background:var(--primary-l);border-radius:2px}
.article h3{font-size:1.2rem;margin:1.6em 0 .5em;color:var(--primary-d)}
.article p{font-size:1.05rem;line-height:1.85;color:#24373a}
.article img{border-radius:var(--r);box-shadow:var(--sh-1);margin:1.6em 0}
.article figure{margin:1.8em 0}
.article figcaption{font-size:.85rem;color:var(--muted);text-align:center;margin-top:8px}
.article ul,.article ol{padding-left:1.2em;margin:0 0 1.2em}
.article li{margin:.4em 0;line-height:1.8}
.article a{text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--line-2)}
.article a:hover{text-decoration-color:var(--primary)}

/* summary box */
.summary-box{background:var(--bg-tint);border:1px solid var(--line-2);border-radius:var(--r-lg);
  padding:22px 24px;margin:0 0 2em}
.summary-box b{display:block;font-size:.82rem;letter-spacing:.08em;color:var(--primary);text-transform:uppercase;margin-bottom:10px}
.summary-box ul{margin:0;padding-left:1.1em}
.summary-box li{font-size:.98rem;color:#2b4340}

/* callout */
.callout{border-radius:var(--r);padding:18px 20px;margin:1.6em 0;background:var(--wash);
  border:1px solid var(--line-2);border-left:4px solid var(--primary);font-size:.98rem;color:#20403b}
.callout b{color:var(--primary-d)}
.callout.warn{background:#fff7ed;border-color:#fed7aa;border-left-color:#ea7317;color:#7c4a12}
.callout.warn b{color:#b45309}

/* tables */
.tbl-wrap{overflow-x:auto;margin:1.6em 0;border-radius:var(--r);border:1px solid var(--line)}
table.data{width:100%;border-collapse:collapse;font-size:.95rem;min-width:460px;background:#fff}
table.data caption{caption-side:top;text-align:left;font-weight:700;color:var(--primary-d);padding:12px 14px;font-size:.95rem}
table.data th,table.data td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line)}
table.data thead th{background:var(--primary);color:#fff;font-weight:700;font-size:.9rem;letter-spacing:-.01em}
table.data tbody tr:nth-child(even){background:var(--bg-soft)}
table.data tbody tr:last-child td{border-bottom:none}
table.data td:first-child{font-weight:600;color:var(--ink)}

/* inline bar chart */
.chart{margin:1.8em 0;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px 22px}
.chart .ct{font-weight:700;color:var(--primary-d);margin-bottom:6px;font-size:.98rem}
.chart .cs{font-size:.85rem;color:var(--muted);margin-bottom:16px}
.chart .row{display:grid;grid-template-columns:118px 1fr 52px;align-items:center;gap:12px;margin:11px 0}
.chart .row .lb{font-size:.9rem;color:var(--slate);font-weight:600}
.chart .bar{height:14px;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--primary-l),var(--primary));min-width:6px}
.chart .row .vv{font-size:.85rem;color:var(--slate);text-align:right}

/* toc */
.toc{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:18px 22px;margin:0 0 2em}
.toc b{font-size:.82rem;letter-spacing:.06em;color:var(--primary);text-transform:uppercase;display:block;margin-bottom:10px}
.toc ol{margin:0;padding-left:1.3em;columns:2;column-gap:28px}
.toc li{font-size:.94rem;margin:.3em 0}
.toc a{color:var(--slate)}

/* related */
.related{max-width:var(--maxw);margin:0 auto;padding:var(--s5) 24px var(--s7)}
.related h2{font-size:1.4rem;margin-bottom:24px;text-align:center}

/* notices */
.ai-notice{font-size:0.85em;color:#888;margin-top:2em}
.legal-notice{font-size:0.85em}

/* ---------- responsive ---------- */
@media(max-width:900px){
  .hero .wrap{grid-template-columns:1fr;gap:32px;padding-top:var(--s6);padding-bottom:var(--s6)}
  .grid.c3,.cats,.steps{grid-template-columns:1fr 1fr}
  .footer-top{grid-template-columns:1fr 1fr}
  .toc ol{columns:1}
}
@media(max-width:640px){
  body{font-size:16px}
  .section{padding:var(--s6) 0}
  .nav{position:fixed;inset:72px 0 auto 0;flex-direction:column;background:#fff;
    border-bottom:1px solid var(--line);padding:12px 20px 20px;gap:2px;display:none;box-shadow:var(--sh-2)}
  .nav.open{display:flex}
  .nav a{width:100%;padding:13px 12px}
  .nav-toggle{display:inline-flex}
  .grid.c3,.grid.c2,.cats,.steps{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr;gap:28px}
  .hero .visual img{aspect-ratio:4/3}
  .featured-wrap img{margin-top:0}
  table.data{min-width:420px}
}
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}
/* scroll reveal (progressive) */
.reveal{opacity:0;transform:translateY(18px)}
.reveal.in{opacity:1;transform:none;transition:opacity .6s ease,transform .6s ease}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}}