/* ACOCTIA / Cristóbal González Díaz — site styles */
:root{
  --bg:#F5F7F9;
  --surface:#FFFFFF;
  --ink:#0F1B25;
  --muted:#566875;
  --line:#DCE3E8;
  --accent:#1D5C87;
  --accent-soft:#E3EEF6;
  --mark:#FFE8A3;
  --font-display:"Manrope","Helvetica Neue",Arial,sans-serif;
  --font-body:"IBM Plex Sans","Helvetica Neue",Arial,sans-serif;
  --font-mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
  --max:1040px;
  --read:68ch;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#0B131A;--surface:#111C25;--ink:#E4ECF1;--muted:#93A5B2;--line:#223240;
    --accent:#86BEE4;--accent-soft:#16293A;--mark:#5A4A12;color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#0B131A;--surface:#111C25;--ink:#E4ECF1;--muted:#93A5B2;--line:#223240;
  --accent:#86BEE4;--accent-soft:#16293A;--mark:#5A4A12;color-scheme:dark;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--ink);font:400 17px/1.65 var(--font-body);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto}
a{color:var(--accent);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}

.wrap{max-width:var(--max);margin:0 auto;padding-inline:24px}
@media (max-width:520px){.wrap{padding-inline:16px}}

/* Header */
.site-head{position:sticky;top:env(safe-area-inset-top,0px);z-index:10;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px;flex-wrap:wrap}
.brand{font:700 16px/1 var(--font-display);letter-spacing:.02em;color:var(--ink);text-decoration:none}
.brand small{display:block;font:500 11px/1.4 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-top:4px}
.nav{display:flex;gap:4px;flex-wrap:wrap}
.nav a{font:500 15px/1 var(--font-body);color:var(--muted);text-decoration:none;padding:9px 12px;border-radius:8px}
.nav a:hover{color:var(--ink);background:var(--accent-soft)}
.nav a[aria-current="page"]{color:var(--ink);font-weight:600}

/* Type scale */
h1,h2,h3{font-family:var(--font-display);color:var(--ink);text-wrap:balance;margin:0}
h1{font-size:clamp(40px,6vw,64px);line-height:1.04;font-weight:800;letter-spacing:-.025em}
h2{font-size:clamp(30px,3.6vw,40px);line-height:1.12;font-weight:750;letter-spacing:-.018em}
h3{font-size:20px;line-height:1.3;font-weight:700}
.eyebrow{font:500 12px/1.3 var(--font-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin:0}
.lead{font-size:clamp(19px,2vw,22px);line-height:1.55;color:var(--muted);max-width:var(--read);margin:0}
p{margin:0}
.prose{display:grid;gap:1.1em;max-width:var(--read)}

/* Sections */
section{padding-block:clamp(64px,9vw,112px);border-top:1px solid var(--line)}
section:first-of-type{border-top:0}
.sec-head{display:grid;gap:12px;margin-bottom:40px}

/* Hero */
.hero{padding-block:clamp(56px,9vw,120px) clamp(48px,7vw,88px)}
.hero-grid{display:grid;grid-template-columns:1fr auto;gap:48px;align-items:center}
.hero-text{display:grid;gap:22px}
.portrait{width:176px;height:176px;border-radius:50%;object-fit:cover;background:var(--accent-soft);border:1px solid var(--line)}
.portrait-fallback{width:176px;height:176px;border-radius:50%;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent);font:800 52px/1 var(--font-display);letter-spacing:-.02em}
@media (max-width:720px){.hero-grid{grid-template-columns:1fr}.hero-grid .portrait,.hero-grid .portrait-fallback{order:-1;width:112px;height:112px;font-size:34px}}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 18px;border-radius:10px;font:600 15px/1 var(--font-body);text-decoration:none;border:1px solid var(--line);color:var(--ink);background:var(--surface)}
.btn:hover{border-color:var(--accent);text-decoration:none}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--bg)}

/* Instrument readout strip */
.readout{display:flex;flex-wrap:wrap;gap:8px 28px;margin-top:8px;padding-top:22px;border-top:1px dashed var(--line)}
.readout div{display:grid;gap:2px}
.readout dt{font:500 11px/1.3 var(--font-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.readout dd{margin:0;font:500 16px/1.3 var(--font-mono);color:var(--ink);font-variant-numeric:tabular-nums}

/* Two-column blocks */
.cols{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px}
@media (max-width:820px){.cols{grid-template-columns:1fr;gap:32px}}

/* Timeline */
.timeline{list-style:none;margin:0;padding:0;display:grid}
.timeline li{display:grid;grid-template-columns:128px 1fr;gap:24px;padding-block:22px;border-top:1px solid var(--line)}
.timeline li:first-child{border-top:0;padding-top:0}
.timeline .when{font:500 14px/1.5 var(--font-mono);color:var(--muted);font-variant-numeric:tabular-nums;padding-top:2px}
.timeline .what{display:grid;gap:6px}
.timeline .org{color:var(--muted);font-size:15px}
.timeline p{max-width:var(--read)}
.tag-now{display:inline-block;font:600 11px/1 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--accent);background:var(--accent-soft);padding:5px 8px;border-radius:6px;margin-left:8px;vertical-align:3px}
@media (max-width:560px){.timeline li{grid-template-columns:1fr;gap:6px}}

/* Simple lists */
.plain{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.plain li{display:grid;grid-template-columns:64px 1fr;gap:16px}
.plain .yr{font:500 14px/1.6 var(--font-mono);color:var(--muted);font-variant-numeric:tabular-nums}
.chips-static{display:flex;flex-wrap:wrap;gap:8px}
.chips-static span{font-size:14px;padding:6px 11px;border:1px solid var(--line);border-radius:999px;background:var(--surface)}

/* Feature card (ACOCTIA link on home) */
.feature{display:grid;grid-template-columns:1fr auto;gap:32px;align-items:end;padding:36px;border:1px solid var(--line);border-radius:16px;background:var(--surface)}
.feature .prose{gap:14px}
@media (max-width:720px){.feature{grid-template-columns:1fr;padding:24px}}

/* Facts table */
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.facts div{background:var(--surface);padding:18px 20px;display:grid;gap:4px}
.facts dt{font:500 11px/1.3 var(--font-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.facts dd{margin:0;font-weight:600;font-variant-numeric:tabular-nums}

.wp{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.wp li{padding:20px;border:1px solid var(--line);border-radius:12px;background:var(--surface);display:grid;gap:6px;align-content:start}
.wp b{font:500 12px/1 var(--font-mono);letter-spacing:.1em;color:var(--accent)}

/* Publications + search */
.pub-tools{position:sticky;top:calc(env(safe-area-inset-top,0px) + 65px);z-index:5;background:var(--bg);padding-block:14px;display:grid;gap:12px;border-bottom:1px solid var(--line);margin-bottom:8px}
.search{position:relative}
.search svg{position:absolute;left:16px;top:50%;transform:translateY(-50%);width:18px;height:18px;color:var(--muted);pointer-events:none}
.search input{width:100%;font:400 17px/1.3 var(--font-body);padding:15px 44px 15px 46px;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:var(--ink)}
.search input:focus{outline:2px solid var(--accent);outline-offset:0;border-color:transparent}
.search .clear{position:absolute;right:8px;top:50%;transform:translateY(-50%);border:0;background:none;color:var(--muted);font-size:22px;line-height:1;padding:6px 10px;cursor:pointer;border-radius:8px}
.search .clear:hover{color:var(--ink);background:var(--accent-soft)}
.filter-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:space-between}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{font:500 14px/1 var(--font-body);padding:8px 13px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--muted);cursor:pointer}
.chip:hover{color:var(--ink)}
.chip[aria-pressed="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.chip .n{font-family:var(--font-mono);font-size:12px;opacity:.7;margin-left:4px}
.count{font:500 13px/1 var(--font-mono);color:var(--muted);font-variant-numeric:tabular-nums}

.pubs{list-style:none;margin:0;padding:0}
.pub{display:grid;grid-template-columns:64px 1fr;gap:20px;padding-block:20px;border-bottom:1px solid var(--line)}
.pub .yr{font:500 14px/1.7 var(--font-mono);color:var(--muted);font-variant-numeric:tabular-nums}
.pub .body{display:grid;gap:6px;min-width:0}
.pub .title{font:600 17px/1.45 var(--font-body);color:var(--ink)}
.pub .authors{font-size:15px;color:var(--muted)}
.pub .venue{font-size:15px;font-style:italic;color:var(--ink)}
.pub .meta{display:flex;flex-wrap:wrap;gap:6px 14px;align-items:center;font-size:14px}
.pub .type{font:500 11px/1 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);border:1px solid var(--line);padding:4px 7px;border-radius:5px}
.pub .note{font-size:14px;color:var(--accent);font-weight:500}
.pub mark{background:var(--mark);color:inherit;border-radius:3px;padding:0 1px}
.pub.hide{display:none}
.empty{padding:40px 0;color:var(--muted)}
@media (max-width:560px){.pub{grid-template-columns:1fr;gap:4px}}

/* Contact */
.contact-list{display:grid;gap:14px;margin:0}
.contact-list div{display:grid;grid-template-columns:120px 1fr;gap:16px}
.contact-list dt{font:500 12px/1.8 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.contact-list dd{margin:0}
@media (max-width:520px){.contact-list div{grid-template-columns:1fr;gap:2px}}

/* Footer */
.site-foot{border-top:1px solid var(--line);padding-block:40px 56px;color:var(--muted);font-size:14px}
.site-foot .wrap{display:flex;flex-wrap:wrap;gap:16px 40px;justify-content:space-between;align-items:center}
.eu{display:flex;gap:14px;align-items:center;max-width:560px}
.eu-flag{flex:none;width:48px;height:32px;border-radius:3px;background:#003399;display:grid;place-items:center}

/* Projects */
.projects{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
@media (max-width:820px){.projects{grid-template-columns:1fr}}
.project{display:grid;gap:18px;align-content:start;padding:28px;border:1px solid var(--line);border-radius:16px;background:var(--surface)}
.project header{display:grid;gap:6px}
.project h3{font-size:26px;letter-spacing:-.01em}
.project .ptitle{color:var(--muted);font-size:16px;line-height:1.45}
.project > p{font-size:16px}
.pfacts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 20px;margin:0;padding-top:16px;border-top:1px dashed var(--line)}
.pfacts div{display:grid;gap:2px}
.pfacts .wide{grid-column:1/-1}
.pfacts dt{font:500 11px/1.3 var(--font-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.pfacts dd{margin:0;font-size:15px;font-variant-numeric:tabular-nums}
.project .actions{margin-top:auto}
.project .btn{padding:9px 14px;font-size:14px}

.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:14px;background:var(--surface)}
.proj-table{width:100%;border-collapse:collapse;font-size:15px}
.proj-table th{font:500 11px/1.3 var(--font-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);text-align:left;padding:14px 18px;border-bottom:1px solid var(--line)}
.proj-table td{padding:14px 18px;border-bottom:1px solid var(--line);vertical-align:top}
.proj-table tr:last-child td{border-bottom:0}
.proj-table td:first-child{font-family:var(--font-mono);font-size:14px;color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums}
.proj-table td:last-child{color:var(--muted);min-width:160px}

/* Publication summary */
.pub .abstract summary{cursor:pointer;font-size:14px;font-weight:600;color:var(--accent);width:max-content}
.pub .abstract p{margin-top:8px;font-size:15px;color:var(--muted);max-width:var(--read)}
.search input::-webkit-search-cancel-button{-webkit-appearance:none;display:none}

/* Own name in author lists */
.pub .authors .me{color:var(--ink);font-weight:600}

/* Bullet list without years */
.bullets{margin:0;padding-left:1.1em;display:grid;gap:12px}
.bullets li::marker{color:var(--accent)}

/* Other projects */
.oprojects{list-style:none;margin:0;padding:0}
.oprojects li{display:grid;grid-template-columns:128px 1fr;gap:24px;padding-block:20px;border-top:1px solid var(--line)}
.oprojects li:last-child{border-bottom:1px solid var(--line)}
.oprojects .yr{font:500 14px/1.6 var(--font-mono);color:var(--muted);font-variant-numeric:tabular-nums}
.oprojects .body{display:grid;gap:4px;min-width:0}
.oprojects .otitle{font-weight:600}
.oprojects .ometa{font-size:14px;color:var(--muted)}
.oprojects .orole{font-size:15px}
.oprojects details,.pub .abstract{margin-top:4px}
.oprojects summary{cursor:pointer;font-size:14px;font-weight:600;color:var(--accent);width:max-content}
.oprojects details p{margin-top:8px;font-size:15px;color:var(--muted);max-width:var(--read)}
@media (max-width:560px){.oprojects li{grid-template-columns:1fr;gap:4px}}

/* Contact */
.contact-cta{display:flex;flex-wrap:wrap;gap:20px 32px;align-items:center;justify-content:space-between;padding:28px;border:1px solid var(--line);border-radius:16px;background:var(--surface);margin-bottom:40px}
.contact-cta .lead{max-width:52ch}
button.btn{cursor:pointer;font-family:var(--font-body)}
.contact-dialog{width:min(520px,calc(100% - 32px));padding:0;border:1px solid var(--line);border-radius:18px;background:var(--surface);color:var(--ink);box-shadow:0 24px 64px rgba(0,0,0,.28)}
.contact-dialog::backdrop{background:rgba(8,14,20,.62);backdrop-filter:blur(3px)}
.cform{position:relative;display:grid;gap:8px;padding:30px 28px 26px}
.cform h2{font-size:26px;padding-right:32px}
.cd-sub{color:var(--muted);font-size:15px;margin-bottom:10px}
.cform label{font-weight:500;font-size:15px;margin-top:8px}
.cform input,.cform textarea{width:100%;font:400 16px/1.4 var(--font-body);padding:12px 14px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--ink);resize:vertical}
.cform input:focus,.cform textarea:focus{outline:2px solid var(--accent);outline-offset:0;border-color:transparent}
.cform .hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.cf-send{justify-content:center;margin-top:16px;padding:14px 18px}
.cf-send:disabled{opacity:.6;cursor:progress}
.cd-close{position:absolute;top:14px;right:14px;border:0;background:none;color:var(--muted);font-size:26px;line-height:1;padding:4px 10px;border-radius:8px;cursor:pointer}
.cd-close:hover{color:var(--ink);background:var(--accent-soft)}
.cf-status{min-height:1.4em;font-size:14px;color:var(--muted)}
.cf-status.ok{color:#2E7D4F}
.cf-status.err{color:#B3261E}