/* kivoltra.com journal. Tokens, header, tabs, cards and footer follow the main page (kivoltra.com :root) so the
   journal reads as a section of the same site (Owner 2026-11-07). */
:root{--bg:#09111f;--card:#111f30;--card2:#17283a;--line:#2b4155;--text:#f1f7fc;--muted:#9fb5c6;--accent:#5ee4ba;--blue:#74bafa;--yellow:#ffca77;--danger:#ff8787;--ink:#d9e6ef;--mono:ui-monospace,"Cascadia Code",Consolas,monospace}
*{box-sizing:border-box}
html{background:var(--bg)}
body{margin:0;background:radial-gradient(circle at 80% 0%,#19334a 0,transparent 42%),var(--bg);color:var(--text);font:15px/1.5 system-ui,-apple-system,"Segoe UI","Apple SD Gothic Neo","Malgun Gothic",sans-serif}
a{color:var(--blue)}
a:focus-visible,button:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
button{font:inherit;cursor:pointer}
:lang(ko){word-break:keep-all}

/* header: same as the main page */
header{max-width:1240px;margin:auto;padding:22px 22px 8px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand{display:flex;gap:10px;align-items:center}
.home{display:flex;gap:10px;align-items:center;font-weight:850;letter-spacing:.1em;font-size:19px;color:var(--text);text-decoration:none}
.logo{width:44px;height:44px;object-fit:contain;background:#050908;border-radius:50%}
.tag{font-size:11px;color:var(--accent);border:1px solid #2d7f6a;border-radius:30px;padding:3px 9px;letter-spacing:.07em;white-space:nowrap}
.top{display:flex;gap:10px;align-items:center}
.language{background:var(--card2);color:var(--text);border:1px solid var(--line);border-radius:9px;padding:8px 10px;min-height:44px}

/* section tabs: same as the main page, journal is the current one */
.shell{max-width:1240px;margin:auto;padding:0 22px 40px}
.nav{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0 18px}
.nav a{display:flex;align-items:center;min-height:44px;text-decoration:none;color:var(--text);border:1px solid var(--line);border-radius:10px;padding:8px 13px;background:#102136}
.nav a.here{border-color:#367665;color:var(--accent)}
.nav a:hover{border-color:#367665}

/* list page */
.container{max-width:820px}
h1{font-size:clamp(28px,5vw,51px);line-height:1.13;letter-spacing:-.04em;margin:14px 0 12px}
h1 em{font-style:normal;color:var(--accent)}
.intro{color:var(--muted);margin:0 0 24px;max-width:640px}
.entries{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.entry a{display:block;text-decoration:none;color:var(--text);background:linear-gradient(#132338,#101b2a);border:1px solid var(--line);border-radius:18px;padding:19px}
.entry a:hover{border-color:#367665}
.entry strong{display:block;font-size:19px;line-height:1.35;margin:4px 0 6px}
.meta{color:var(--muted);font-size:13px;display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:0}
.sum{display:block;color:var(--muted)}
.empty{color:var(--muted);border:1px dashed var(--line);border-radius:18px;padding:19px}

/* article */
.article h1{font-size:clamp(28px,4.4vw,44px);letter-spacing:-.03em;margin:12px 0 18px}
.hero{margin:4px 0 20px;border:1px solid var(--line);border-radius:18px;overflow:hidden}
.g-hero{display:block;width:100%;height:auto;aspect-ratio:120/34}
.g-plate{font:600 12px system-ui,-apple-system,"Segoe UI",sans-serif;fill:#c9f5e6;letter-spacing:.08em}
.post{font-size:16.5px;line-height:1.75;overflow-wrap:anywhere}
.post p,.post li{color:var(--ink)}
.post h2{font-size:22px;line-height:1.3;letter-spacing:-.01em;margin:40px 0 10px}
.post h3{font-size:18px;margin:26px 0 6px}
.post strong{color:var(--text)}
.post blockquote{margin:20px 0;padding:12px 16px;border:1px solid var(--line);border-left:3px solid var(--accent);background:var(--card);border-radius:10px;color:var(--muted)}
.post code{background:var(--card2);border:1px solid var(--line);border-radius:6px;padding:1px 5px;font:.88em var(--mono)}
.post pre{background:#0b1626;border:1px solid var(--line);border-radius:12px;padding:14px;overflow-x:auto}
.post pre code{background:none;border:0;padding:0}
.post img{max-width:100%;height:auto;border-radius:12px}
.post hr{border:0;border-top:1px solid var(--line);margin:36px 0}
.back{margin-top:36px}
.back a{text-decoration:none}

/* graphics: cards like the main page's panels */
.g-fig{margin:24px 0;padding:16px;background:linear-gradient(#132338,#101b2a);border:1px solid var(--line);border-radius:18px}
.g-fig svg{display:block;width:100%;height:auto}
.g-title{font:700 18px system-ui,-apple-system,"Segoe UI",sans-serif;fill:var(--text)}
.g-axis{font:14px system-ui,-apple-system,"Segoe UI",sans-serif;fill:var(--muted)}
.g-grid{stroke:var(--line);stroke-dasharray:3 4}
.g-cap{font-size:13px;font-weight:700;color:var(--text);margin:0 0 12px}
.g-steps{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:10px 26px}
.g-step{position:relative;flex:1 1 120px;min-width:110px;background:var(--card2);border:1px solid #367665;border-radius:10px;padding:8px 12px 10px;font-weight:600;line-height:1.35}
.g-step:not(:last-child)::after{content:"→";position:absolute;right:-20px;top:50%;transform:translateY(-50%);color:var(--muted)}
.g-step.g-fail{border-color:var(--danger)}
.g-step.g-fail .g-idx{color:var(--danger)}
.g-idx{display:block;font-size:11px;color:var(--accent);letter-spacing:.07em}
.g-metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin:22px 0}
.g-tile{background:linear-gradient(#132338,#101b2a);border:1px solid var(--line);border-radius:14px;padding:14px 16px}
.g-label{display:block;font-size:12px;color:var(--muted)}
.g-tile strong{display:block;font-size:28px;line-height:1.2;letter-spacing:-.02em;color:var(--accent);margin:4px 0 2px}
.g-note{display:block;font-size:12px;color:var(--muted)}
.g-table{overflow-x:auto;margin:22px 0;border:1px solid var(--line);border-radius:14px}
.g-table table{border-collapse:collapse;width:100%;font-size:14.5px;min-width:420px}
.g-table th{background:var(--card2);color:var(--text);font-weight:700;font-size:13px;text-align:left}
.g-table th,.g-table td{border-bottom:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
.g-table tr:last-child td{border-bottom:0}
.g-term{margin:22px 0;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#0b1626}
.g-term-bar{display:flex;gap:6px;align-items:center;padding:8px 12px;background:var(--card2);border-bottom:1px solid var(--line);font-size:12px;color:var(--muted)}
.g-term-bar i{width:9px;height:9px;border-radius:50%;background:var(--line)}
.g-term-bar span{margin-left:6px}
.g-term pre{margin:0;border:0;border-radius:0;color:#c9f5e6;font:13px/1.6 var(--mono)}

.footer{max-width:820px;margin-top:40px;padding-top:17px;border-top:1px solid var(--line);color:var(--muted);font-size:12px}

@media (max-width:560px){
  header{padding:16px 16px 4px}
  .shell{padding:0 16px 32px}
  .home{font-size:17px}
  .logo{width:38px;height:38px}
  .nav a{padding:8px 11px;font-size:14px}
  .entry a,.g-fig{padding:15px}
}

html:not([data-lang="ko"]) .l-ko{display:none}
html[data-lang="ko"] .l-en{display:none}