/* ===== Tokens ===== */
:root{
  --bg:#fff; --ink:#111214; --ink-2:#3a3d44; --muted:#6b6f78; --line:#e4e5e8; --line-strong:#111214;
  --blue:#2B44FF; --green:#22b45a; --placeholder:#e5e8f0;
  --display:"Archivo",system-ui,sans-serif;
  --sans:"IBM Plex Sans KR","Pretendard",system-ui,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,monospace;
  --maxw:1440px; --pad:80px; --gap:24px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{word-break:keep-all;overflow-wrap:break-word;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit;cursor:pointer;background:none;border:0;color:inherit}

/* ===== Grid ===== */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad)}
.grid{display:grid;grid-template-columns:repeat(12,1fr);column-gap:var(--gap)}
.lbl{grid-column:1/4}
.body{grid-column:4/13}
.mono{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.blue{color:var(--blue)}

/* ===== Header ===== */
.hdr{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.hdr .wrap{height:63px;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--display);font-weight:800;font-size:17px;letter-spacing:-.01em}
.logo i{width:10px;height:10px;background:var(--blue);display:block}
.nav{display:flex;gap:28px;height:63px}
.nav a{display:flex;align-items:center;font-size:15px;color:var(--muted);position:relative;padding:0 2px}
.nav a:hover{color:var(--ink)}
.nav a.on{color:var(--ink);font-weight:500}
.nav a.on::after{content:"";position:absolute;left:-12px;right:-12px;bottom:-1px;height:2px;background:var(--blue)}
.grid-btn{font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:7px 13px}
.grid-btn.on{color:var(--blue);border-color:var(--blue)}

/* grid overlay */
.overlay{position:fixed;inset:0;pointer-events:none;z-index:40;display:none}
.overlay.on{display:block}
.overlay .wrap{height:100%}
.overlay .grid{height:100%}
.overlay .grid span{background:rgba(43,68,255,.06);border-left:1px solid rgba(43,68,255,.18);border-right:1px solid rgba(43,68,255,.18)}

/* ===== Footer ===== */
.ftr{border-top:1px solid var(--line);margin-top:140px}
.ftr .wrap{height:78px;display:flex;align-items:center;justify-content:space-between}

/* ===== Common ===== */
.display,.stat b,.logo,.mailrow a{font-stretch:125%}
.display{font-family:var(--display);font-weight:900;letter-spacing:-.035em;line-height:.9}
.page-top{padding-top:120px}
.page-title{font-size:120px}
.lead{color:var(--muted);font-size:17px;line-height:1.75;margin-top:30px}
.sec-head{align-items:end;margin-bottom:36px}
.sec-head h2{grid-column:4/11;font-size:34px;font-weight:600;letter-spacing:-.03em;line-height:1.2}
.sec-head .more{grid-column:11/13;justify-self:end;font-size:13px;border-bottom:1px solid var(--ink);padding-bottom:2px;font-weight:500}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{border:1px solid var(--line);border-radius:999px;padding:8px 14px;font-size:15px;color:var(--ink-2);display:inline-flex;gap:7px;align-items:baseline;background:#fff;transition:.15s}
.chip small{font-family:var(--mono);font-size:11px;color:var(--muted)}
.chip:hover{border-color:#bbb}
.chip.on{background:var(--ink);border-color:var(--ink);color:#fff}
.chip.on small{color:#aaa}
.btn{display:inline-flex;align-items:center;gap:6px;height:44px;padding:0 20px;border-radius:999px;font-size:14px;font-weight:500;border:1.5px solid var(--ink)}
.btn.primary{background:var(--blue);border-color:var(--blue);color:#fff}
.ph{background:var(--placeholder);border-radius:4px;display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:12px;letter-spacing:.14em;color:var(--muted)}

/* ===== Home ===== */
.meta{padding-top:40px;padding-bottom:28px}
.meta > div{grid-column:span 3}
.meta b{display:block;font-weight:500;font-size:14px;margin-top:6px}
.meta .dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--green);margin-right:7px;vertical-align:1px}
.wordmark{border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);overflow:hidden}
.wordmark h1{width:max-content;white-space:nowrap;line-height:.86;padding:14px 0 10px;display:flex;align-items:flex-end}
.wordmark h1 i{display:inline-block;width:.24em;height:.24em;background:var(--blue);margin-left:.06em;margin-bottom:.02em}
.hero2{padding-top:48px;align-items:start}
.hero2 .tag{grid-column:1/8;font-size:44px;font-weight:600;line-height:1.3;letter-spacing:-.035em}
.hero2 .desc{grid-column:9/13;color:var(--muted);font-size:15px;line-height:1.85}
.hero2 .cta{display:flex;gap:10px;margin-top:28px}
.marquee{margin-top:100px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden}
.marquee .track{display:flex;width:max-content;animation:mq 40s linear infinite}
.marquee span{font-size:15px;color:var(--ink-2);padding:16px 0;display:flex;align-items:center;white-space:nowrap}
.marquee span::after{content:"✦";color:var(--blue);margin:0 46px;font-size:14px}
@keyframes mq{to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.marquee .track{animation:none}}

.section{padding-top:120px}
.section.ruled{margin-top:120px;padding-top:120px;border-top:1px solid var(--line)}
.home-about .body > p{font-size:30px;font-weight:500;line-height:1.6;letter-spacing:-.03em}
.stats{margin-top:56px;border-top:1px solid var(--line);padding-top:24px;display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.stat b{font-family:var(--display);font-weight:900;font-size:60px;letter-spacing:-.03em;line-height:1;display:inline-flex}
.stat sup{font-family:var(--mono);font-size:11px;color:var(--blue);font-weight:400;letter-spacing:.1em;margin-left:6px;margin-top:4px}
.stat p{color:var(--muted);font-size:14px;margin-top:14px}

/* ===== Work cards ===== */
.works{display:grid;grid-template-columns:1fr 1fr;column-gap:24px;row-gap:64px}
.work .thumb{aspect-ratio:4/3;position:relative;border-radius:2px;overflow:hidden;display:flex;align-items:center;justify-content:center}
.work .thumb .mono{position:absolute;left:20px;top:18px;font-size:11px;color:rgba(17,18,20,.55)}
.work .info{display:flex;justify-content:space-between;margin-top:22px}
.work h3{font-size:24px;font-weight:600;letter-spacing:-.03em;line-height:1.3}
.work .sub{font-size:14px;color:var(--muted);margin-top:4px}
.work .yr{font-family:var(--mono);font-size:12px;color:var(--muted);letter-spacing:.1em;padding-top:6px}
.work .thumb > *:not(.mono){transition:transform .4s cubic-bezier(.2,.8,.2,1)}
.work:hover .thumb > *:not(.mono){transform:translateY(-6px)}
.c-blue{background:#d6dcf8}.c-pink{background:#f3d9da}.c-mint{background:#d4e9df}.c-sand{background:#efe5d8}.c-lilac{background:#e1d9f0}.c-gray{background:#e2e3e8}

/* illustrations */
.il-browser{width:60%;background:#fff;border-radius:6px;box-shadow:0 20px 40px -18px rgba(30,40,90,.35);overflow:hidden}
.il-browser .bar{height:20px;background:#ebecf0;display:flex;gap:5px;align-items:center;padding-left:10px}
.il-browser .bar i{width:5px;height:5px;border-radius:50%;background:#b8bac2}
.il-browser .in{padding:28px 30px 26px}
.il-browser .t{height:12px;width:40%;background:var(--ink);border-radius:2px}
.il-browser .l{height:6px;background:#e4e6ec;border-radius:2px;margin-top:10px}
.il-browser .big{height:52px;background:#dde1f2;border-radius:3px;margin-top:14px}
.il-browser .row{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:8px}
.il-browser .row i{height:36px;background:#e4e6ec;border-radius:3px}
.il-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;width:60%}
.il-grid i{aspect-ratio:1;background:#fff;border-radius:3px}
.il-grid i.k{background:#1a1b1f}.il-grid i.s{background:#f6f6f8}
.il-phone{height:84%;aspect-ratio:9/18;border:5px solid #111;border-radius:22px;background:#fff;padding:22px 12px;display:flex;flex-direction:column;gap:9px;box-shadow:0 22px 40px -20px rgba(0,0,0,.4)}
.il-phone i{display:block;height:12px;background:#e4e6ec;border-radius:3px}
.il-phone i.t{width:45%;height:8px}
.il-phone i.b{height:30%;background:#dde1f2}
.il-phone i.k{background:#1a1b1f;height:24px;margin-top:auto}
.il-collage{width:72%;display:grid;grid-template-columns:2fr 1fr;grid-template-rows:1fr 1fr;gap:6px;aspect-ratio:1.55}
.il-collage i{background:#fff;border-radius:2px}
.il-collage i:first-child{grid-row:1/3}
.il-collage i.k{background:#1a1b1f}
.il-shapes{display:flex;gap:16px;align-items:center}
.il-shapes i{width:68px;height:68px;display:block}
.il-shapes .c{border-radius:50%;background:#fff}
.il-shapes .s{background:#1a1b1f;border-radius:10px 30px 10px 30px}
.il-shapes .t{width:0;height:0;border-left:30px solid transparent;border-right:30px solid transparent;border-bottom:52px solid #fff}

/* ===== Post list ===== */
.posts{border-top:1px solid var(--ink)}
.post{display:grid;grid-template-columns:repeat(12,1fr);column-gap:var(--gap);padding:30px 0;border-bottom:1px solid var(--line);align-items:start}
.post .d{grid-column:1/3}
.post .tg{grid-column:3/4;color:var(--blue)}
.post .tx{grid-column:4/12}
.post .tx h3{font-size:22px;font-weight:600;letter-spacing:-.03em;line-height:1.35;transition:color .15s}
.post .tx p{color:var(--muted);font-size:15px;margin-top:6px}
.post .m{grid-column:12/13;justify-self:end;white-space:nowrap}
.post .mono{line-height:2.2}
.post:hover h3{color:var(--blue)}
.posts.compact .post{padding:22px 0}
.posts.compact .post .tx h3{font-size:20px}

/* ===== About ===== */
.about-hero h1{grid-column:4/13;font-size:150px}
.profile{margin-top:56px;align-items:start}
.profile .photo{grid-column:1/4;aspect-ratio:4/5;border:1px solid var(--line);border-radius:2px;display:flex;align-items:center;justify-content:center;background:#fff}
.profile .info{grid-column:6/13;padding-top:36px}
.profile .name{display:flex;align-items:baseline;gap:14px;padding-bottom:24px;border-bottom:1px solid var(--line)}
.profile .name b{font-size:40px;font-weight:600;letter-spacing:-.03em;line-height:1}
.profile .name span{font-size:14px;color:var(--muted)}
.kv{margin-top:20px}
.kv div{display:grid;grid-template-columns:120px 1fr;padding:4px 0;align-items:baseline}
.kv b{font-size:15px;font-weight:500}
.quote{margin-top:32px;border-left:2px solid var(--blue);padding:4px 0 4px 18px;font-size:20px;font-weight:600;letter-spacing:-.02em;line-height:1.6}
.cv{margin-top:120px}
.cv-sec{padding:30px 0 34px;border-top:1px solid var(--line)}
.cv-sec .rows{grid-column:4/13}
.cv-row{display:grid;grid-template-columns:repeat(9,1fr);column-gap:var(--gap);padding:6px 0 18px}
.cv-row + .cv-row{border-top:1px dashed var(--line);padding-top:16px}
.cv-row .y{grid-column:1/3}
.cv-row .w{grid-column:3/10}
.cv-row b{font-size:15px;font-weight:600;display:block}
.cv-row p{color:var(--muted);font-size:15px;margin-top:2px}
.skills{margin-top:120px;padding-top:110px;border-top:1px solid var(--line)}
.skills .cols{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);margin-top:44px}
.skills .col{border-top:1px solid var(--ink);padding-top:22px}
.skills h3{font-size:24px;font-weight:600;letter-spacing:-.03em;margin:12px 0 10px}
.skills p{color:var(--muted);font-size:15px;line-height:1.8;max-width:34ch}

/* ===== Project page ===== */
.filter-row{margin-top:72px;margin-bottom:40px;align-items:center}

/* ===== Detail (project / blog) ===== */
.back{display:inline-flex;gap:6px;font-size:15px;color:var(--muted);margin-top:56px}
.back:hover{color:var(--ink)}
.dt-head{margin-top:40px;align-items:start}
.dt-head h1{grid-column:4/13;font-size:56px;font-weight:700;letter-spacing:-.04em;line-height:1.18}
.dt-meta{grid-column:4/13;margin-top:36px;padding-top:24px;border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.dt-meta b{display:block;font-size:15px;font-weight:600;margin-top:6px}
.cover{margin-top:56px;aspect-ratio:16/8;border-radius:4px;position:relative;display:flex;align-items:center;justify-content:center}
.cover > .mono{position:absolute;left:18px;top:16px;font-size:11px}
.cover .il-browser{width:36%}
.dt-sec{padding:40px 0 44px;border-top:1px solid var(--line)}
.dt-sec:first-of-type{margin-top:60px}
.dt-sec .body p{max-width:38em;font-size:17px;line-height:1.85}
.dt-sec .imgs{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:28px;max-width:calc(100% - 200px)}
.dt-sec .imgs .ph{aspect-ratio:4/3}
.todo{border:1px dashed #d5d7dc;border-radius:4px;padding:18px 16px;color:var(--muted);font-size:14px;line-height:1.7;max-width:calc(100% - 200px)}
.pn{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);margin-top:0}
.pn a{padding:30px 0 28px;display:block}
.pn a + a{border-left:1px solid var(--line);text-align:right}
.pn b{display:block;font-size:22px;font-weight:600;letter-spacing:-.03em;margin-top:8px}
.pn a:hover b{color:var(--blue)}

.blog-dt h1{font-size:60px}
.blog-dt .rule{border-top:1px solid var(--line);margin-top:60px;padding-top:40px}
.article{grid-column:4/11;font-size:17px;line-height:1.8}
.article .intro{font-size:17px}
.article .ph{aspect-ratio:16/9;margin:24px 0 28px}
.article h2{font-size:22px;font-weight:600;letter-spacing:-.02em;margin:0 0 20px}
.article p + h2{margin-top:32px}
.article p{margin-bottom:0}
.side-meta{line-height:2.2}

/* ===== Contact ===== */
.contact{padding-top:150px}
.contact h1{grid-column:4/13;font-size:84px;font-weight:700;line-height:1.1;letter-spacing:-.045em}
.mailrow{grid-column:4/13;margin-top:52px;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);padding:24px 0;display:flex;justify-content:space-between;align-items:center;gap:16px}
.mailrow a{font-family:var(--display);font-weight:500;font-size:44px;letter-spacing:-.03em;font-stretch:100%}
.mailrow .btn{height:48px;padding:0 20px;font-size:15px}
.info3{grid-column:4/13;display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);margin-top:50px}
.info3 b{display:block;font-size:15px;font-weight:600;margin-top:8px}
.toast{position:fixed;left:50%;bottom:32px;transform:translate(-50%,20px);background:var(--ink);color:#fff;padding:12px 18px;border-radius:999px;font-size:14px;opacity:0;transition:.25s;pointer-events:none;z-index:60}
.toast.on{opacity:1;transform:translate(-50%,0)}

/* ===== Responsive ===== */
@media (max-width:1100px){
  :root{--pad:40px}
  .page-title{font-size:96px}.about-hero h1{font-size:110px}
  .contact h1{font-size:64px}
  .hero2 .tag{font-size:36px}
}
@media (max-width:820px){
  :root{--pad:16px;--gap:16px}
  .nav{gap:16px}.nav a{font-size:14px}.grid-btn{display:none}
  .lbl,.body,.sec-head h2,.about-hero h1,.dt-head h1,.dt-meta,.contact h1,.mailrow,.info3,.article,.cv-sec .rows,.profile .photo,.profile .info,.hero2 .tag,.hero2 .desc{grid-column:1/-1}
  .meta > div{grid-column:span 6;margin-bottom:12px}
  .sec-head .more{grid-column:1/-1;justify-self:start;margin-top:12px}
  .lbl{margin-bottom:14px}
  .page-title{font-size:64px}.about-hero h1{font-size:72px}
  .hero2 .desc{margin-top:28px}
  .works{grid-template-columns:1fr;row-gap:44px}
  .stats{grid-template-columns:1fr 1fr;row-gap:28px}
  .home-about .body > p{font-size:22px}
  .post .d{grid-column:1/7}.post .tg{grid-column:7/12}.post .m{grid-column:12/13}
  .post .tx{grid-column:1/-1;margin-top:8px}
  .profile .info{padding-top:28px}
  .cv-row .y{grid-column:1/-1}.cv-row .w{grid-column:1/-1;margin-top:4px}
  .skills .cols,.dt-meta,.info3{grid-template-columns:1fr 1fr}
  .dt-head h1,.blog-dt h1{font-size:36px}
  .contact{padding-top:80px}.contact h1{font-size:44px}
  .mailrow{flex-direction:column;align-items:flex-start}.mailrow a{font-size:28px}
  .dt-sec .imgs,.todo{max-width:none}
  .pn b{font-size:17px}
  .hdr .nav a.on::after{left:-4px;right:-4px}
}
@media (max-width:520px){.nav{gap:12px}.nav a{font-size:13px}.logo{font-size:15px}.skills .cols{grid-template-columns:1fr}}

/* ===== Gallery carousel (full-bleed) ===== */
.il-grid{grid-template-rows:repeat(3,1fr);width:auto;height:76%;aspect-ratio:1}
.il-grid i{aspect-ratio:auto}
.gallery{margin-top:96px}
.gal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}
.gal-nav{display:flex;gap:8px}
.gal-btn{width:48px;height:48px;border-radius:50%;border:1.5px solid var(--ink);font-size:18px;display:flex;align-items:center;justify-content:center;transition:.15s}
.gal-btn:hover:not(:disabled){background:var(--ink);color:#fff}
.gal-btn:disabled{opacity:.25;cursor:default}
.gal-track{--edge:max(var(--pad), calc((100vw - var(--maxw)) / 2 + var(--pad)));display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;scroll-padding-inline:var(--edge);padding:0 var(--edge);scrollbar-width:none}
.gal-track::-webkit-scrollbar{display:none}
.gal-track .work{flex:0 0 calc((min(100vw, var(--maxw)) - 2 * var(--pad) - 24px) / 2 * .6);scroll-snap-align:start}
.gal-track .work h3{font-size:19px}
.gal-track .thumb .mono{left:14px;top:12px;font-size:10px}
.gal-track .il-grid{gap:4px}
@media (max-width:820px){.gal-track .work{flex-basis:72vw}}

/* ===== Admin mode ===== */
.adm-bar{position:sticky;top:0;z-index:70;background:var(--blue);color:#fff;font-size:13px;display:flex;justify-content:space-between;align-items:center;padding:8px var(--pad)}
.adm-bar[hidden]{display:none}
.adm-bar button{color:#fff;border:1px solid rgba(255,255,255,.6);border-radius:999px;padding:4px 12px;font-size:12px}
.is-admin .hdr{top:37px}
.adm-ctl{position:absolute;right:12px;top:12px;display:flex;gap:6px;z-index:3}
.post{position:relative}
.post .adm-ctl{top:26px;right:70px}
.adm-ctl button,.adm-mini,.adm-add{font-size:12px;font-weight:500;background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:999px;padding:5px 11px;line-height:1.2;box-shadow:0 2px 6px rgba(0,0,0,.06)}
.adm-ctl button:hover,.adm-mini:hover,.adm-add:hover{border-color:var(--ink)}
.adm-ctl button[data-act="del"]:hover{border-color:#d33;color:#d33}
.adm-star{font-size:15px!important;padding:3px 9px!important;color:#999!important}
.adm-star.on{color:#f5a400!important;border-color:#f5c451!important}
.adm-add{background:var(--ink);color:#fff;border-color:var(--ink);padding:9px 16px;font-size:13px}
.adm-add:hover{background:var(--blue);border-color:var(--blue)}
#work-add,#post-add{margin-top:12px}
.gal-nav #gal-add{margin-right:8px;display:flex;align-items:center}
.adm-row{display:flex;gap:6px;margin-top:8px}
.adm-mini{margin-top:8px}
.profile .name .adm-mini{margin:0 0 0 auto}
.adm-hint{font-size:13px;color:var(--blue);margin:-20px 0 20px}
.adm-inline{position:relative;height:0}
.adm-inline .adm-ctl{top:-28px;right:0}
.adm-dlg{border:0;border-radius:14px;padding:0;width:min(520px,calc(100vw - 32px));max-height:calc(100vh - 48px);box-shadow:0 30px 80px rgba(0,0,0,.25);margin:auto}
.adm-dlg::backdrop{background:rgba(17,18,20,.45)}
.adm-dlg form{padding:24px;display:flex;flex-direction:column;gap:12px}
.adm-dlg h3{font-size:19px;font-weight:600;letter-spacing:-.02em;margin-bottom:4px}
.adm-dlg label{display:flex;flex-direction:column;gap:5px;font-size:12px;color:var(--muted)}
.adm-dlg input,.adm-dlg textarea,.adm-dlg select{font:inherit;font-size:15px;color:var(--ink);border:1px solid var(--line);border-radius:8px;padding:9px 11px;background:#fff;resize:vertical}
.adm-dlg input:focus,.adm-dlg textarea:focus,.adm-dlg select:focus{outline:2px solid var(--blue);outline-offset:-1px;border-color:transparent}
.adm-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:6px}
.adm-actions button{height:40px;padding:0 18px;border-radius:999px;border:1px solid var(--line);font-size:14px;font-weight:500}
.adm-actions .primary{background:var(--blue);border-color:var(--blue);color:#fff}
.adm-actions .danger{background:#d33;border-color:#d33}
@media (max-width:820px){.post .adm-ctl{position:static;margin-top:10px;grid-column:1/-1}}