/* =====================================================================
   skmohidresearch.com  -  "Spectrum" design system
   Paste this whole file once into: Appearance > Customize > Additional CSS
   Concept: the site is an NMR spectrum. Dark instrument panels for heroes,
   clean light "paper" for reading, gold for assigned peaks, cyan for the cursor.
   ===================================================================== */
@import url("https://fonts.googleapis.com/css2?family=Newsreader:ital,opsz,wght@0,6..72,500;0,6..72,600;1,6..72,500&family=IBM+Plex+Sans:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500;600&display=swap");

.nmr{
  --abyss:#030b1c; --deep:#06142b; --navy:#062b55; --navy-2:#0b3d75;
  --gold:#f4d17a; --gold-t:#8a6a22; --cyan:#6fd6e8;
  --ink:#0d1b2e; --body:#33404f; --mut:#5b6878; --line:#dfe5ec; --paper:#f4f6f9; --white:#ffffff;
  --display:"Newsreader",Georgia,"Times New Roman",serif;
  --sans:"IBM Plex Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
  font-family:var(--sans); font-size:17px; line-height:1.68; color:var(--body);
  -webkit-font-smoothing:antialiased; text-align:left;
}
.nmr *,.nmr *::before,.nmr *::after{box-sizing:border-box}
.nmr h1,.nmr h2,.nmr h3,.nmr h4{font-family:var(--display);font-weight:600;letter-spacing:-.012em;color:var(--ink);margin:0;text-wrap:balance;clear:none}
.nmr p{margin:0 0 1em}
.nmr img{max-width:100%;height:auto;display:block;border:0}
.nmr a{text-decoration:none;color:var(--navy)}
.nmr a:focus-visible,.nmr button:focus-visible{outline:3px solid var(--cyan);outline-offset:3px}
.nmr ul,.nmr ol{margin:0 0 1em;padding-left:1.2em}
.nmr strong{color:var(--ink)}

/* layout */
.nmr .nmr-wrap{max-width:1200px;margin:0 auto;padding-inline:24px}
.nmr .nmr-sec{padding-block:88px;background:var(--white)}
.nmr .nmr-sec.alt{background:var(--paper)}
.nmr .nmr-sec.dark{background:var(--abyss);color:#c9d6e6}
.nmr .nmr-sec.dark h2,.nmr .nmr-sec.dark h3{color:#fff}
.nmr .nmr-grid{display:grid;gap:24px}
.nmr .g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.nmr .g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.nmr .g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.nmr .g6{grid-template-columns:repeat(6,minmax(0,1fr))}

/* type */
.nmr .nmr-eyebrow{display:block;font-family:var(--mono);font-size:12.5px;font-weight:500;letter-spacing:.12em;text-transform:uppercase;color:var(--gold-t);margin:0 0 12px}
.nmr .nmr-sec.dark .nmr-eyebrow,.nmr .nmr-hero .nmr-eyebrow,.nmr .nmr-home-hero .nmr-eyebrow{color:var(--gold)}
.nmr .nmr-h2{font-size:clamp(30px,3.4vw,42px);line-height:1.15;margin:0 0 14px}
.nmr .nmr-lead{font-size:18px;color:var(--mut);max-width:64ch;margin:0}
.nmr .nmr-sec.dark .nmr-lead{color:#a9b9cc}
.nmr .nmr-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:18px 40px;margin:0 0 40px}
.nmr .nmr-head>div{max-width:760px}
.nmr .nmr-mono{font-family:var(--mono)}

/* buttons */
.nmr .nmr-btns{display:flex;flex-wrap:wrap;gap:12px}
.nmr .nmr-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:11px 22px;border-radius:999px;border:1.5px solid transparent;font-family:var(--sans);font-size:15.5px;font-weight:600;line-height:1.2;cursor:pointer;transition:background .18s,color .18s,border-color .18s,transform .18s}
.nmr .nmr-btn:hover{transform:translateY(-1px)}
.nmr .nmr-btn.gold{background:var(--gold);color:var(--abyss)}
.nmr .nmr-btn.gold:hover{background:#ffe29a;color:var(--abyss)}
.nmr .nmr-btn.navy{background:var(--navy);color:#fff}
.nmr .nmr-btn.navy:hover{background:var(--navy-2);color:#fff}
.nmr .nmr-btn.line{border-color:var(--navy);color:var(--navy);background:transparent}
.nmr .nmr-btn.line:hover{background:var(--navy);color:#fff}
.nmr .nmr-btn.ghost{border-color:rgba(255,255,255,.4);color:#fff;background:transparent}
.nmr .nmr-btn.ghost:hover{border-color:#fff;background:rgba(255,255,255,.08);color:#fff}
.nmr .nmr-btn.sm{min-height:38px;padding:8px 16px;font-size:14px}

/* chips */
.nmr .nmr-chips{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none}
.nmr .nmr-chips li,.nmr .nmr-chip{display:inline-block;font-family:var(--mono);font-size:12.5px;letter-spacing:.03em;padding:5px 11px;border-radius:999px;border:1px solid rgba(244,209,122,.45);color:var(--gold);background:rgba(244,209,122,.06);margin:0}
.nmr .nmr-chip.light{border-color:var(--line);color:var(--navy);background:#fff}

/* page hero (inner pages): instrument panel with ppm grid + 1D trace */
.nmr .nmr-hero{position:relative;overflow:hidden;color:#c9d6e6;background-color:var(--abyss);
  background-image:linear-gradient(rgba(111,214,232,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(111,214,232,.06) 1px,transparent 1px),radial-gradient(ellipse at 75% 0%,rgba(11,61,117,.55),transparent 60%);
  background-size:56px 56px,56px 56px,100% 100%}
.nmr .nmr-hero .nmr-wrap{position:relative;padding-block:92px 34px}
.nmr .nmr-hero h1{font-size:clamp(38px,5.2vw,62px);line-height:1.06;color:#fff;margin:0 0 20px;max-width:24ch}
.nmr .nmr-hero p{font-size:clamp(17px,1.6vw,19px);line-height:1.72;color:#c9d6e6;max-width:68ch}
.nmr .nmr-hero .nmr-chips{margin-top:26px}
.nmr .nmr-shift{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-size:12.5px;letter-spacing:.08em;color:var(--gold);text-transform:uppercase;margin:0 0 16px}
.nmr .nmr-shift b{font-weight:500;color:var(--cyan);letter-spacing:.02em;text-transform:none}
.nmr .nmr-trace{display:block;width:100%;height:auto;margin-top:46px;overflow:visible}

/* cards */
.nmr .nmr-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px;box-shadow:0 14px 38px rgba(6,20,43,.06)}
.nmr .nmr-card h3{font-size:24px;line-height:1.22;margin:0 0 10px}
.nmr .nmr-card p{font-size:16px;line-height:1.7}
.nmr .nmr-card p:last-child{margin-bottom:0}
.nmr .nmr-card .nmr-meta{font-family:var(--mono);font-size:12.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--gold-t);margin:0 0 10px}
.nmr .nmr-card.dark{background:var(--deep);border-color:rgba(111,214,232,.14);box-shadow:none;color:#b6c5d8}
.nmr .nmr-card.dark h3{color:#fff}
.nmr .nmr-ico{width:52px;height:52px;border-radius:14px;background:var(--abyss);display:grid;place-items:center;margin:0 0 18px}
.nmr .nmr-ico svg{width:30px;height:30px}
.nmr .nmr-code{display:inline-grid;place-items:center;min-width:52px;height:52px;padding:0 10px;border-radius:14px;background:var(--abyss);color:var(--gold);font-family:var(--mono);font-size:14px;font-weight:600;letter-spacing:.04em;margin:0 0 18px}

/* image/text split */
.nmr .nmr-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:48px;align-items:center}
.nmr .nmr-split.rev{grid-template-columns:minmax(0,1.15fr) minmax(0,1fr)}
.nmr .nmr-split+.nmr-split{margin-top:64px}
.nmr .nmr-figure{margin:0;border-radius:20px;overflow:hidden;box-shadow:0 22px 56px rgba(6,20,43,.18);background:var(--abyss)}
.nmr .nmr-figure img{width:100%}
.nmr .nmr-phase{font-family:var(--mono);font-size:12.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--gold-t);margin:0 0 10px}
.nmr .nmr-split h3{font-size:clamp(26px,2.6vw,32px);line-height:1.18;margin:0 0 14px}
.nmr .nmr-split ul{margin:16px 0 0;color:var(--body)}
.nmr .nmr-split li{margin:0 0 6px}

/* media cards (research highlights / projects) */
.nmr .nmr-media{display:flex;flex-direction:column;border-radius:18px;overflow:hidden;background:var(--deep);color:#b6c5d8;border:1px solid rgba(111,214,232,.12);transition:transform .2s,box-shadow .2s}
.nmr a.nmr-media:hover{transform:translateY(-3px);box-shadow:0 22px 48px rgba(3,11,28,.35)}
.nmr .nmr-media>img{width:100%;aspect-ratio:16/9;object-fit:cover}
.nmr .nmr-media>div{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1}
.nmr .nmr-media .nmr-meta{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--gold);margin:0 0 8px}
.nmr .nmr-media h3{font-size:22px;line-height:1.22;color:#fff;margin:0 0 8px}
.nmr .nmr-media p{font-size:15px;line-height:1.6;margin:0 0 14px}
.nmr .nmr-media .nmr-btns{margin-top:auto}
.nmr .nmr-media.light{background:#fff;color:var(--body);border-color:var(--line);box-shadow:0 14px 38px rgba(6,20,43,.07)}
.nmr .nmr-media.light h3{color:var(--ink)}
.nmr .nmr-media.light .nmr-meta{color:var(--gold-t)}

/* PDB tiles */
.nmr .nmr-pdb{display:block;background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px 12px 16px;text-align:center;color:var(--ink);transition:border-color .15s,box-shadow .15s,transform .15s}
.nmr a.nmr-pdb:hover{border-color:var(--gold-t);box-shadow:0 14px 30px rgba(6,20,43,.12);transform:translateY(-2px)}
.nmr .nmr-pdb img{width:100%;aspect-ratio:1;object-fit:contain}
.nmr .nmr-pdb code{display:block;font-family:var(--mono);font-size:15px;font-weight:600;color:var(--navy);background:none;padding:0;margin:8px 0 2px;letter-spacing:.05em}
.nmr .nmr-pdb span{display:block;font-size:13px;line-height:1.4;color:var(--mut)}

/* structure cards (structures page) */
.nmr .nmr-struct{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:0 14px 38px rgba(6,20,43,.07)}
.nmr .nmr-struct .nmr-struct-img{position:relative;background:#fff;padding:22px;border-bottom:1px solid var(--line);
  background-image:linear-gradient(rgba(6,43,85,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(6,43,85,.05) 1px,transparent 1px);background-size:28px 28px}
.nmr .nmr-struct .nmr-struct-img img{width:100%;aspect-ratio:1;object-fit:contain}
.nmr .nmr-struct .nmr-struct-img code{position:absolute;left:14px;top:12px;font-family:var(--mono);font-size:13px;font-weight:600;letter-spacing:.06em;color:#fff;background:var(--navy);border-radius:999px;padding:4px 11px}
.nmr .nmr-struct>div:last-child{padding:24px 26px 26px;display:flex;flex-direction:column;flex:1}
.nmr .nmr-struct h3{font-size:23px;line-height:1.22;margin:0 0 8px}
.nmr .nmr-struct .nmr-meta{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--gold-t);margin:0 0 12px}
.nmr .nmr-struct p{font-size:15.5px;line-height:1.7}
.nmr .nmr-struct .nmr-btns{margin-top:auto}

/* stats */
.nmr .nmr-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:34px;max-width:900px}
.nmr .nmr-stats.three{grid-template-columns:repeat(3,minmax(0,1fr));max-width:720px}
.nmr .nmr-stat{border:1px solid rgba(111,214,232,.18);background:rgba(255,255,255,.03);border-radius:16px;padding:18px 18px 16px}
.nmr .nmr-stat strong{display:block;font-family:var(--display);font-size:38px;line-height:1;color:#fff;font-weight:600;margin:0 0 6px}
.nmr .nmr-stat span{display:block;font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:#93a7bf;line-height:1.4}

/* method / step list on dark */
.nmr .nmr-method{border-top:1px solid rgba(111,214,232,.22);padding-top:20px}
.nmr .nmr-method .nmr-mono{display:block;color:var(--cyan);font-size:12.5px;letter-spacing:.08em;margin:0 0 10px}
.nmr .nmr-method h3{font-size:22px;color:#fff;margin:0 0 8px}
.nmr .nmr-method p{font-size:15.5px;line-height:1.7;color:#a9b9cc;margin:0}
.nmr .nmr-step{position:relative;padding:26px 24px 24px;border-radius:18px;background:#fff;border:1px solid var(--line)}
.nmr .nmr-step .nmr-mono{display:inline-block;color:var(--gold-t);font-size:13px;font-weight:600;margin:0 0 10px}
.nmr .nmr-step h3{font-size:22px;margin:0 0 8px}
.nmr .nmr-step p,.nmr .nmr-step li{font-size:15.5px;line-height:1.7}
.nmr .nmr-step ul{margin:0}

/* resource lists (training page) */
.nmr .nmr-res{background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px 24px;scroll-margin-top:90px}
.nmr .nmr-res.wide{grid-column:1/-1}
.nmr .nmr-res header{display:flex;gap:14px;align-items:flex-start;margin:0 0 12px}
.nmr .nmr-res header .nmr-code{margin:0;flex:0 0 auto}
.nmr .nmr-res h3{font-size:23px;line-height:1.2;margin:2px 0 0}
.nmr .nmr-res .nmr-meta{font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--mut);margin:0}
.nmr .nmr-res>p{font-size:15.5px;line-height:1.7;color:var(--mut)}
.nmr .nmr-links{display:grid;gap:8px}
.nmr .nmr-res.wide .nmr-links{grid-template-columns:repeat(2,minmax(0,1fr))}
.nmr .nmr-link{display:block;padding:12px 14px;border-radius:12px;border:1px solid var(--line);background:var(--paper);color:var(--body);transition:background .15s,border-color .15s}
.nmr .nmr-link:hover{background:#fff;border-color:#b9c6d4}
.nmr .nmr-link strong{display:flex;justify-content:space-between;gap:10px;font-size:15px;color:var(--navy);line-height:1.35}
.nmr .nmr-link strong::after{content:"\2197";color:var(--mut);font-weight:400}
.nmr .nmr-link span{display:block;font-size:13.5px;line-height:1.55;color:var(--mut);margin-top:2px}
.nmr .nmr-jump{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 34px}
.nmr .nmr-jump a{font-family:var(--mono);font-size:13px;padding:7px 13px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--navy)}
.nmr .nmr-jump a:hover{border-color:var(--navy)}

/* peak list (home) */
.nmr .nmr-peaks{width:100%;border-collapse:collapse;font-size:16px;margin:0;border:0;background:transparent}
.nmr .nmr-peaks th{font-family:var(--mono);font-size:11.5px;font-weight:500;letter-spacing:.04em;color:var(--mut);text-align:left;padding:0 14px 12px;border:0;border-bottom:1.5px solid var(--ink);background:transparent}
.nmr .nmr-peaks td{padding:16px 14px;border:0;border-bottom:1px solid var(--line);vertical-align:middle;background:transparent;color:var(--body)}
.nmr .nmr-peaks tr:hover td{background:#fff}
.nmr .nmr-peaks .num{font-family:var(--mono);font-size:14.5px;color:var(--ink);white-space:nowrap;font-variant-numeric:tabular-nums}
.nmr .nmr-peaks .pk{font-family:var(--mono);font-size:13px;color:var(--gold-t);white-space:nowrap}
.nmr .nmr-peaks a{font-family:var(--display);font-size:21px;font-weight:600;color:var(--ink);white-space:nowrap}
.nmr .nmr-peaks a::after{content:" \2192";font-family:var(--sans);font-size:16px;color:var(--gold-t)}
.nmr .nmr-peaks a:hover{color:var(--navy-2)}
.nmr .nmr-peaks .desc{color:var(--mut);font-size:15px;line-height:1.55}

/* portrait */
.nmr .nmr-portrait{position:relative;margin:16px 0 0;width:min(100%,420px);aspect-ratio:1;justify-self:center;align-self:start}
@media (min-width:881px){.nmr #nmr-about .nmr-split{align-items:start}.nmr #nmr-about .nmr-portrait{position:sticky;top:110px}}
.nmr .nmr-portrait::before{content:"";position:absolute;inset:-16px;border-radius:50%;border:1.5px dashed rgba(138,106,34,.5)}
.nmr .nmr-portrait img{width:100%;height:100%;object-fit:cover;border-radius:50%;border:8px solid #fff;box-shadow:0 24px 60px rgba(6,20,43,.25)}
.nmr .nmr-portrait figcaption{position:absolute;right:-6px;bottom:8%;font-family:var(--mono);font-size:12px;background:var(--abyss);color:var(--gold);padding:6px 12px;border-radius:999px;letter-spacing:.04em}

/* quote with FID */
.nmr .nmr-quote{position:relative;text-align:center;overflow:hidden}
.nmr .nmr-quote svg.nmr-fid{position:absolute;left:0;right:0;top:50%;transform:translateY(-50%);width:100%;height:70%;opacity:.5;pointer-events:none}
.nmr .nmr-quote .nmr-wrap{position:relative}
.nmr .nmr-quote blockquote{margin:0 auto;padding:0;border:0;max-width:28ch;font-family:var(--display);font-size:clamp(26px,3.3vw,40px);line-height:1.3;color:#fff;font-style:normal;quotes:none;background:none}
.nmr .nmr-quote .nmr-motto{margin:26px 0 34px;font-family:var(--mono);font-size:12.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--gold)}
.nmr .nmr-quote .nmr-btns{justify-content:center}

/* publication book */
.nmr .nmr-book{background:var(--abyss);border-radius:24px;padding:22px;color:#c9d6e6;
  background-image:linear-gradient(rgba(111,214,232,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(111,214,232,.05) 1px,transparent 1px);background-size:40px 40px}
.nmr .nmr-book-top{display:flex;justify-content:space-between;align-items:baseline;gap:18px;padding:4px 6px 16px;border-bottom:1px solid rgba(111,214,232,.18);margin-bottom:20px}
.nmr .nmr-book-title{font-family:var(--display);font-size:20px;line-height:1.3;color:#fff;margin:0}
.nmr .nmr-book-count{font-family:var(--mono);font-size:13px;color:var(--gold);white-space:nowrap;margin:0}
.nmr .nmr-book-stage{display:grid;grid-template-columns:52px minmax(0,1fr) 52px;align-items:center;gap:12px}
.nmr .nmr-book-page{margin:0 auto;max-width:620px;width:100%;background:#fff;border-radius:6px;box-shadow:0 30px 70px rgba(0,0,0,.5);overflow:hidden}
.nmr .nmr-book-page img{width:100%;aspect-ratio:8.5/11;object-fit:cover;object-position:top}
.nmr .nmr-book-nav{width:52px;height:52px;border-radius:50%;border:1.5px solid rgba(244,209,122,.55);background:rgba(3,11,28,.6);color:var(--gold);font-size:22px;cursor:pointer;display:grid;place-items:center;padding:0}
.nmr .nmr-book-nav:hover{background:var(--gold);color:var(--abyss)}
.nmr .nmr-book-strip{display:flex;gap:10px;overflow-x:auto;padding:20px 4px 6px;scrollbar-width:thin}
.nmr .nmr-thumb{flex:0 0 auto;width:70px;height:90px;padding:0;border-radius:6px;overflow:hidden;border:2px solid transparent;background:#fff;cursor:pointer;opacity:.6;transition:opacity .15s,border-color .15s}
.nmr .nmr-thumb:hover{opacity:.9}
.nmr .nmr-thumb.on{opacity:1;border-color:var(--gold)}
.nmr .nmr-thumb img{width:100%;height:100%;object-fit:cover;object-position:top}

/* contact */
.nmr .nmr-email{display:inline-block;font-family:var(--mono);font-size:14px;color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:6px 10px;margin:0 0 16px;user-select:all;word-break:break-all}

/* motion */
@media (prefers-reduced-motion:reduce){.nmr *{transition:none!important;animation:none!important}.nmr .nmr-btn:hover,.nmr a.nmr-media:hover,.nmr a.nmr-pdb:hover{transform:none}}

/* responsive */
@media (max-width:1060px){.nmr .g4{grid-template-columns:repeat(2,minmax(0,1fr))}.nmr .g6{grid-template-columns:repeat(3,minmax(0,1fr))}.nmr .nmr-stats{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:880px){
  .nmr .g2,.nmr .g3{grid-template-columns:minmax(0,1fr)}
  .nmr .nmr-split,.nmr .nmr-split.rev{grid-template-columns:minmax(0,1fr);gap:28px}
  .nmr .nmr-split.rev .nmr-figure{order:-1}
  .nmr .nmr-sec{padding-block:64px}
  .nmr .nmr-hero .nmr-wrap{padding-block:64px 26px}
  .nmr .nmr-res.wide .nmr-links{grid-template-columns:minmax(0,1fr)}
  .nmr .nmr-peaks thead{display:none}
  .nmr .nmr-peaks,.nmr .nmr-peaks tbody,.nmr .nmr-peaks tr,.nmr .nmr-peaks td{display:block;width:100%}
  .nmr .nmr-peaks tr{display:grid;grid-template-columns:auto 1fr;gap:2px 14px;padding:16px 0;border-bottom:1px solid var(--line)}
  .nmr .nmr-peaks td{border:0;padding:0}
  .nmr .nmr-peaks td.pk{grid-row:1/3;padding-top:5px}
  .nmr .nmr-peaks td.num{display:inline-block;width:auto;font-size:13px;color:var(--mut)}
  .nmr .nmr-peaks td.num+td.num{grid-column:2}
  .nmr .nmr-peaks td.desc{grid-column:2}
  .nmr .nmr-book-stage{grid-template-columns:minmax(0,1fr)}
  .nmr .nmr-book-nav{display:none}
}
@media (max-width:560px){
  .nmr .nmr-wrap{padding-inline:18px}
  .nmr .g4,.nmr .nmr-stats{grid-template-columns:minmax(0,1fr)}
  .nmr .nmr-stats.three{grid-template-columns:repeat(3,minmax(0,1fr))}
  .nmr .nmr-stats.three .nmr-stat strong{font-size:28px}
  .nmr .g6{grid-template-columns:repeat(2,minmax(0,1fr))}
  .nmr .nmr-btns .nmr-btn{flex:1 1 auto}
  .nmr .nmr-book{padding:14px}
  .nmr .nmr-book-top{flex-direction:column;gap:6px}
}

/* ---------- Astra theme header & footer, matched to the spectrum look ---------- */
body{background:#ffffff}
.site-header,.main-header-bar,.ast-primary-header-bar,.ast-above-header-bar,.ast-below-header-bar,.ast-mobile-header-wrap .ast-primary-header-bar{background:#030b1c!important;border-bottom:1px solid rgba(111,214,232,.14)!important;box-shadow:none!important}
.site-title a,.site-title a:hover,.ast-site-title-wrap a{color:#ffffff!important;font-family:"Newsreader",Georgia,serif!important;font-weight:600!important}
.main-header-menu .menu-link,.ast-builder-menu-1 .menu-item>.menu-link,.main-header-menu>.menu-item>a{color:#c9d6e6!important;font-family:"IBM Plex Sans",-apple-system,"Segoe UI",sans-serif!important;font-weight:500!important}
.main-header-menu .menu-link:hover,.main-header-menu .current-menu-item>.menu-link,.ast-builder-menu-1 .menu-item.current-menu-item>.menu-link,.ast-builder-menu-1 .menu-item:hover>.menu-link{color:#f4d17a!important}
.ast-mobile-menu-trigger-minimal,.menu-toggle,.ast-button-wrap .menu-toggle{color:#f4d17a!important;background:transparent!important}
.ast-mobile-header-content,.ast-mobile-header-content .main-header-menu,.ast-mobile-popup-drawer .ast-mobile-popup-inner{background:#06142b!important}
.site-footer,.site-primary-footer-wrap,.site-below-footer-wrap,.ast-small-footer,.site-above-footer-wrap{background:#030b1c!important;color:#93a7bf!important;border-top:1px solid rgba(111,214,232,.14)!important}
.site-footer a,.ast-small-footer a{color:#f4d17a!important}
#ast-scroll-top{background:#f4d17a!important;color:#030b1c!important}

/* ---------- homepage: HSQC spectrum navigation ---------- */
.nmr .nmr-home-hero{background-color:var(--abyss);color:#c9d6e6;
  background-image:linear-gradient(rgba(111,214,232,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(111,214,232,.05) 1px,transparent 1px),radial-gradient(ellipse at 80% 10%,rgba(11,61,117,.6),transparent 62%);
  background-size:56px 56px,56px 56px,100% 100%}
.nmr .nmr-home-grid{display:grid;grid-template-columns:minmax(0,.86fr) minmax(0,1.3fr);gap:48px;align-items:center;padding-block:76px 84px}
.nmr .nmr-home-text h1{font-size:clamp(42px,5.4vw,68px);line-height:1.02;color:#fff;margin:0 0 14px}
.nmr .nmr-home-text .nmr-role{font-family:var(--display);font-style:italic;font-size:clamp(19px,1.9vw,23px);color:var(--gold);margin:0 0 22px}
.nmr .nmr-home-text .nmr-summary{font-size:18px;line-height:1.7;color:#c9d6e6;margin:0 0 24px;max-width:46ch}
.nmr .nmr-hint{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;line-height:1.55;color:#93a7bf;border-left:2px solid var(--gold);padding:2px 0 2px 14px;margin:0 0 28px;max-width:46ch}
.nmr .nmr-hint b{color:#fff;font-weight:600}
.nmr .nmr-hsqc{position:relative;border:1px solid rgba(111,214,232,.2);border-radius:18px;background:rgba(3,11,28,.72);box-shadow:0 30px 80px rgba(0,0,0,.45),inset 0 1px 0 rgba(255,255,255,.04)}
.nmr .nmr-hsqc-bar,.nmr .nmr-hsqc-read{display:flex;flex-wrap:wrap;justify-content:space-between;gap:6px 16px;font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:#93a7bf;padding:10px 16px}
.nmr .nmr-hsqc-bar{border-bottom:1px solid rgba(111,214,232,.14)}
.nmr .nmr-hsqc-read{border-top:1px solid rgba(111,214,232,.14)}
.nmr .nmr-hsqc-read b{color:var(--cyan);font-weight:500;display:inline-block;min-width:6ch;text-align:right;font-variant-numeric:tabular-nums}
.nmr .nmr-hsqc-status{display:inline-flex;align-items:center;gap:8px;color:#c9d6e6}
.nmr .nmr-hsqc-status i{width:8px;height:8px;border-radius:50%;background:var(--gold);box-shadow:0 0 10px var(--gold)}
.nmr .nmr-hsqc-status.done i{background:#6fe3a0;box-shadow:0 0 10px #6fe3a0}
.nmr .nmr-hsqc canvas{display:block;width:100%;touch-action:manipulation;cursor:crosshair}
.nmr .nmr-hsqc canvas.on-peak{cursor:pointer}
.nmr .nmr-hsqc-tip{position:absolute;z-index:3;width:240px;padding:14px 16px;border-radius:14px;background:#06142b;border:1px solid var(--gold);box-shadow:0 18px 40px rgba(0,0,0,.5);pointer-events:auto}
.nmr .nmr-hsqc-tip h3{font-size:20px;color:#fff;margin:0 0 2px}
.nmr .nmr-hsqc-tip .nmr-mono{display:block;font-size:12px;color:var(--cyan);margin:0 0 8px}
.nmr .nmr-hsqc-tip p{font-size:14px;line-height:1.5;color:#b6c5d8;margin:0 0 10px}
.nmr .nmr-hsqc-tip a{font-family:var(--mono);font-size:13px;color:var(--gold);font-weight:600}
@media (max-width:980px){.nmr .nmr-home-grid{grid-template-columns:minmax(0,1fr);gap:34px;padding-block:52px 60px}}
@media (max-width:560px){.nmr .nmr-hsqc-bar .nmr-hide-sm,.nmr .nmr-hsqc-read .nmr-hide-sm{display:none}.nmr .nmr-hsqc-tip{width:210px}}
@media (max-width:560px){.nmr .nmr-trace text{display:none}}