/* IUS Days 2026 V1 — static record of the edition. Identity: navy + IUS gold from the logo,
   Archivo Condensed headlines (same family as ROEYA Training, narrow width), light reading surfaces. */
:root{
  --navy-950:#0C1428;
  --navy:#14213D;        /* IUS navy */
  --navy-700:#1D2F55;
  --navy-300:#3F5C99;
  --navy-100:#c3cee3;
  --gold:#D4C94A;        /* IUS gold, on navy only */
  --gold-soft:#f6f3d3;
  --gold-ink:#6b651c;    /* gold for text on white */
  --ink:#17224A;         /* ROEYA ink */
  --muted:#56627F;       /* ROEYA muted */
  --line:#DFE6F0;        /* ROEYA line */
  --mist:#F2F6FA;        /* ROEYA mist */
  --paper:#fff;
  --wrap:1180px; --gut:20px; --r:10px;
  --f:"Archivo",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:80px}
body{margin:0;background:var(--paper);color:var(--ink);font:400 1.0625rem/1.6 var(--f)}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy-300);text-underline-offset:.18em;text-decoration-thickness:1px}
a:hover{color:var(--navy);text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--navy-300);outline-offset:3px;border-radius:3px}
.dark :focus-visible{outline-color:var(--gold)}
h1,h2,h3{font-stretch:72%;font-weight:800;line-height:1.02;letter-spacing:-.005em;margin:0 0 .45em;color:var(--navy)}
h2{font-size:clamp(1.9rem,4.4vw,3rem)}
h3{font-size:1.35rem;line-height:1.1}
p{margin:0 0 1em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gut)}
.measure{max-width:64ch}
.muted{color:var(--muted)}
.skip{position:absolute;left:-999px;top:8px;z-index:100;background:#fff;padding:10px 14px;border-radius:6px}
.skip:focus{left:8px}
[hidden]{display:none!important}
.vh{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* header */
.head{background:var(--navy);position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(255,255,255,.08)}
.head .wrap{display:flex;align-items:center;gap:20px;min-height:64px}
.head .mark img{height:28px;width:auto}
.nav-d{display:none;margin-left:auto}
.nav-d ul,.nav-m ul{list-style:none;margin:0;padding:0}
.nav-d ul{display:flex;gap:4px}
.nav-d a{display:block;padding:8px 12px;color:#dfe5f2;text-decoration:none;font-size:.97rem}
.nav-d a:hover{color:#fff}
.nav-d a[aria-current="page"]{color:#fff;box-shadow:inset 0 -2px 0 var(--gold)}
.nav-m{margin-left:auto}
.nav-m summary{list-style:none;cursor:pointer;color:#fff;border:1px solid rgba(255,255,255,.3);border-radius:8px;padding:9px 14px;font-weight:600;display:flex;gap:8px;align-items:center}
.nav-m summary::-webkit-details-marker{display:none}
.nav-m summary::before{content:"";width:16px;height:10px;background:linear-gradient(#fff 0 0) top/100% 2px no-repeat,linear-gradient(#fff 0 0) center/100% 2px no-repeat,linear-gradient(#fff 0 0) bottom/100% 2px no-repeat}
.nav-m[open] summary{background:var(--gold);color:var(--navy);border-color:var(--gold)}
.nav-m[open] summary::before{background:linear-gradient(var(--navy) 0 0) top/100% 2px no-repeat,linear-gradient(var(--navy) 0 0) center/100% 2px no-repeat,linear-gradient(var(--navy) 0 0) bottom/100% 2px no-repeat}
.nav-m nav{position:absolute;left:0;right:0;top:100%;background:var(--navy);border-top:1px solid rgba(255,255,255,.1);padding:6px var(--gut) 14px;box-shadow:0 20px 30px -20px rgba(0,0,0,.6)}
.nav-m a{display:block;padding:13px 2px;color:#fff;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.1)}
.nav-m li:last-child a{border-bottom:0}
.nav-m a[aria-current="page"]{color:var(--gold);font-weight:700}
@media (min-width:860px){.nav-d{display:block}.nav-m{display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:8px;font-weight:700;text-decoration:none;border:2px solid transparent}
.btn-gold{background:var(--gold);color:var(--navy)}
.btn-gold:hover{background:#e2d96f;color:var(--navy)}
.btn-line{border-color:rgba(255,255,255,.5);color:#fff}
.btn-line:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.06)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-700);color:#fff}
.btns{display:flex;flex-wrap:wrap;gap:12px}

/* hero */
.hero{position:relative;background:var(--navy-950);color:#dfe5f2;overflow:hidden}
.hero-bg{position:absolute;inset:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:68% 40%;filter:grayscale(.45) contrast(1.05) brightness(.75)}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,20,40,.78) 0%,rgba(12,20,40,.9) 55%,rgba(12,20,40,.98) 100%)}
.hero .wrap{position:relative;padding-top:36px;padding-bottom:40px}
.hero .lockup{width:150px;margin-bottom:26px}
.held{display:inline-block;background:var(--gold);color:var(--navy);font-weight:700;padding:6px 12px;border-radius:6px;margin-bottom:18px}
.hero h1{color:#fff;text-transform:uppercase;font-weight:900;font-stretch:65%;font-size:clamp(2.6rem,11vw,6.2rem);line-height:.92;letter-spacing:-.005em;margin-bottom:.3em}
.tagline{font-stretch:72%;font-weight:700;font-size:clamp(1.25rem,2.4vw,1.6rem);color:var(--gold);margin:0 0 14px}
.hero p.intro{max-width:52ch;color:#cfd7e8;font-size:1.08rem}
.facts{list-style:none;margin:32px 0 0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.12);border-radius:var(--r);overflow:hidden}
.facts li{background:rgba(12,20,40,.88);padding:14px 16px}
.facts b{display:block;font-stretch:70%;font-weight:800;font-size:1.7rem;color:#fff;line-height:1.05}
.facts span{font-size:.88rem;color:#b9c4dc}
.facts li:last-child{grid-column:1/-1}
@media (min-width:860px){
  .hero-bg::after{background:linear-gradient(90deg,rgba(12,20,40,.97) 0%,rgba(12,20,40,.86) 42%,rgba(20,33,61,.45) 75%,rgba(20,33,61,.35) 100%)}
  .hero .wrap{padding-top:64px;padding-bottom:64px;display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:40px;align-items:start}
  .hero .lockup{width:260px;order:2;margin:0}
  .facts{grid-column:1/-1;grid-template-columns:repeat(5,minmax(0,1fr))}
  .facts li:last-child{grid-column:auto}
  .facts{order:3}
}

/* sections */
.sec{padding:64px 0}
.sec-mist{background:var(--mist)}
.sec-navy{background:var(--navy);color:#dfe5f2}
.sec-navy h2,.sec-navy h3{color:#fff}
.lead{font-size:1.15rem;max-width:62ch;color:var(--muted)}
.sec-navy .lead{color:#c3cee3}
.sec-head{margin-bottom:28px}
@media (min-width:860px){.sec{padding:96px 0}}

/* the day ribbon: proportional time, 08:00–17:30 (570 min) */
.ribbon{list-style:none;margin:28px 0 0;padding:0;display:flex;flex-direction:column;gap:3px}
.ribbon li{display:grid;grid-template-columns:64px 14px 1fr;gap:12px;align-items:stretch;position:relative}
.ribbon .meta{display:contents}
.ribbon .t{grid-column:1;grid-row:1;font-variant-numeric:tabular-nums;font-weight:600;color:var(--muted);font-size:.95rem;padding-top:2px}
.ribbon .bar{grid-column:2;grid-row:1;border-radius:4px;background:var(--navy-700);min-height:22px}
.ribbon .lbl{grid-column:3;grid-row:1;padding-top:1px;font-weight:500}
.ribbon .lbl small{display:block;color:var(--muted);font-weight:400;font-size:.85rem}
.ribbon .k-break .bar{background:#c9d2e3}
.ribbon .k-lect .bar{background:var(--navy-300)}
.ribbon .k-hands .bar{background:var(--gold)}
.ribbon .k-hands .lbl{font-weight:700}
.ribbon .k-close .bar{background:var(--navy)}
@media (max-width:859px){.ribbon li{min-height:calc(var(--m) * .8px)}}
@media (min-width:860px){
  .ribbon{flex-direction:row;gap:4px;padding-top:58px}
  .ribbon li{flex:var(--m) 1 0;display:block;position:relative;min-width:0}
  .ribbon .bar{display:block;height:76px;border-radius:6px}
  .ribbon .meta{display:block;padding-top:10px}
  .ribbon .t{display:block;padding:0}
  .ribbon .lbl{display:block;font-size:.95rem;line-height:1.3;margin-top:4px}
  .ribbon li.short .meta{position:absolute;bottom:calc(100% + 8px);left:0;padding:0;white-space:nowrap}
  .ribbon li.short:last-child .meta{left:auto;right:0;text-align:right}
}

/* objectives */
.objectives{list-style:none;margin:0;padding:0;display:grid;gap:14px}
@media (min-width:700px){.objectives{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1000px){.objectives{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}}
.objectives li{border-top:3px solid var(--navy);padding:16px 0 6px}
.objectives h3{font-size:1.3rem;margin-bottom:.35em}
.objectives p{margin:0;color:var(--muted)}

.two{display:grid;gap:36px}
@media (min-width:900px){.two{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:64px;align-items:start}}
.box{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px 22px 8px}
.box h3{font-size:1.25rem}
.ticks{list-style:none;margin:0 0 1em;padding:0}
.ticks li{padding:10px 0 10px 26px;border-bottom:1px solid var(--line);position:relative}
.ticks li:last-child{border-bottom:0}
.ticks li::before{content:"";position:absolute;left:2px;top:19px;width:10px;height:10px;border-radius:2px;background:var(--gold);box-shadow:0 0 0 1px var(--gold-ink)}
.callout{background:var(--gold-soft);border-left:4px solid var(--gold-ink);padding:14px 16px;border-radius:0 8px 8px 0;margin:8px 0 16px}
.callout p{margin:0}
.nums{display:flex;flex-wrap:wrap;gap:28px;margin:22px 0 0;padding:0;list-style:none}
.nums b{display:block;font-stretch:70%;font-weight:900;font-size:2.6rem;line-height:1;color:var(--navy)}
.nums span{color:var(--muted);font-size:.92rem}

/* faculty */
.fac-strip{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr;gap:0;border-top:1px solid var(--line)}
@media (min-width:700px){.fac-strip{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:28px}}
@media (min-width:1000px){.fac-strip{grid-template-columns:repeat(3,minmax(0,1fr))}}
.fac-strip li{display:flex;gap:14px;align-items:center;padding:14px 0;border-bottom:1px solid var(--line)}
.fac-strip img{width:56px;height:56px;border-radius:50%;object-fit:cover;flex:none}
.fac-strip b{display:block;font-stretch:80%;font-size:1.08rem;color:var(--navy)}
.fac-strip span{font-size:.9rem;color:var(--muted);line-height:1.35;display:block}
.faculty{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
@media (min-width:700px){.faculty{grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}}
@media (min-width:1000px){.faculty{grid-template-columns:repeat(4,minmax(0,1fr))}}
.faculty li{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column}
.faculty .ph{aspect-ratio:1/1.05;background:var(--navy-700)}
.faculty .ph img{width:100%;height:100%;object-fit:cover;object-position:50% 22%}
.faculty div.txt{padding:14px 14px 16px}
.faculty h3{font-size:1.2rem;margin:0 0 6px}
.faculty .role{font-weight:600;color:var(--gold-ink);font-size:.86rem;line-height:1.35;margin:0 0 6px}
.faculty .aff{font-size:.86rem;color:var(--muted);line-height:1.4;margin:0}
.faculty .dir{grid-column:1/-1;display:grid;grid-template-columns:120px 1fr;align-items:center}
.faculty .dir .ph{aspect-ratio:auto;height:100%;min-height:180px;width:100%}
.faculty .dir .ph img{height:100%}
.faculty .dir h3{font-size:1.6rem}
@media (min-width:700px){.faculty .dir div.txt{padding:24px 28px}}
@media (min-width:700px){.faculty .dir{grid-column:span 2;grid-template-columns:200px 1fr}}
@media (min-width:1000px){.faculty .dir{grid-column:span 2}}

/* programme */
.block{margin-top:44px}
.block:first-of-type{margin-top:8px}
.block-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 16px;border-bottom:3px solid var(--navy);padding-bottom:10px;margin-bottom:0}
.block-head h2{margin:0;font-size:clamp(1.6rem,3.6vw,2.3rem)}
.block-head p{margin:0;color:var(--muted)}
.rows{list-style:none;margin:0;padding:0}
.row{display:grid;grid-template-columns:1fr;gap:6px;padding:18px 0;border-bottom:1px solid var(--line)}
.row .when{font-variant-numeric:tabular-nums;font-weight:700;color:var(--navy);display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.row .dur{font-weight:400;color:var(--muted);font-size:.9rem}
.tag{display:inline-block;font-size:.8rem;font-weight:700;padding:2px 9px;border-radius:999px;background:var(--mist);color:var(--navy);border:1px solid var(--line)}
.row h3{font-stretch:85%;font-weight:700;font-size:1.18rem;line-height:1.25;margin:0;color:var(--ink)}
.row .who{margin:0;color:var(--muted)}
.row ul{margin:6px 0 0;padding-left:1.15em}
.row li{margin:3px 0}
.row .rnote{font-size:.92rem;color:var(--muted);font-style:italic;margin:6px 0 0}
.row.k-break h3{font-weight:500;color:var(--muted)}
.row.k-hands{background:linear-gradient(90deg,var(--gold-soft),rgba(246,243,211,0) 80%);border-left:4px solid var(--gold);padding-left:14px}
.row.k-hands .tag{background:var(--gold);border-color:var(--gold-ink);color:var(--navy)}
@media (min-width:860px){
  .row{grid-template-columns:170px 1fr;gap:24px}
  .row .when{flex-direction:column;align-items:flex-start;gap:4px}
}

/* stations */
.stations{display:grid;gap:22px}
.station{border:1px solid var(--line);border-top:5px solid var(--gold);border-radius:var(--r);padding:22px;background:#fff;display:grid;gap:22px}
@media (min-width:900px){.station{grid-template-columns:minmax(0,5fr) minmax(0,4fr);gap:44px;padding:32px}}
.station .num{font-stretch:65%;font-weight:900;font-size:3.4rem;line-height:.9;color:var(--navy);margin:0}
.station .num small{display:block;font-size:1rem;font-stretch:100%;font-weight:600;color:var(--muted);margin-top:8px}
.station h2{font-size:clamp(1.6rem,3vw,2.2rem);margin-top:10px}
.station h3{font-size:1.05rem;font-stretch:90%;margin:18px 0 6px}
.station ul{margin:0;padding-left:1.15em}
.station li{margin:4px 0}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px;list-style:none;padding:0}
.chips li{margin:0;font-size:.82rem;font-weight:600;padding:3px 10px;border-radius:999px;background:var(--mist);border:1px solid var(--line);color:var(--navy)}
.cap{margin-top:14px;color:var(--muted);font-size:.92rem}

/* partners */
.credits{list-style:none;margin:0;padding:0;display:grid;gap:14px}
@media (min-width:800px){.credits{grid-template-columns:repeat(3,minmax(0,1fr))}}
.credits li{border:1px solid var(--line);border-radius:var(--r);padding:18px;background:#fff}
.credits span{display:block;color:var(--muted);font-size:.9rem;margin-bottom:4px}
.credits b{font-size:1.06rem;line-height:1.35;display:block}
.sponsor{margin-top:22px;background:var(--navy);border-radius:var(--r);padding:28px;display:flex;flex-wrap:wrap;gap:18px 32px;align-items:center}
.sponsor img{width:260px;height:auto}
.sponsor p{margin:0;color:#c3cee3;max-width:40ch}

/* venue */
.venue{position:relative;color:#fff;overflow:hidden;background:var(--navy-950)}
.venue img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:60% 45%;filter:grayscale(.3) brightness(.7)}
.venue::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,20,40,.35),rgba(12,20,40,.92) 75%)}
.venue .wrap{position:relative;z-index:1;padding-top:160px;padding-bottom:48px}
.venue h2{color:#fff;font-size:clamp(2.1rem,6vw,4rem);text-transform:uppercase;font-stretch:65%;font-weight:900}
.venue p{color:#dfe5f2;max-width:48ch;font-size:1.1rem}
.venue p.held{color:var(--navy);font-size:1rem}
@media (min-width:860px){.venue::after{background:linear-gradient(90deg,rgba(12,20,40,.95),rgba(12,20,40,.7) 45%,rgba(12,20,40,.15))}.venue .wrap{padding-top:120px;padding-bottom:120px}}

/* page head */
.ph-head{background:var(--navy);color:#dfe5f2}
.ph-head .wrap{padding-top:36px;padding-bottom:36px}
.ph-head h1{color:#fff;font-size:clamp(2.3rem,7vw,4.4rem);font-weight:900;font-stretch:65%;text-transform:uppercase;line-height:.95;margin:0 0 .3em}
.ph-head p{margin:0;max-width:62ch;color:#c3cee3;font-size:1.08rem}
.ph-head .eyebrow{color:var(--gold);font-weight:600;margin:0 0 10px}
@media (min-width:860px){.ph-head .wrap{padding-top:60px;padding-bottom:56px}}

/* closed note */
.closed{border:1px solid var(--line);border-left:5px solid var(--gold-ink);border-radius:0 var(--r) var(--r) 0;padding:22px;background:#fff;max-width:68ch}
.closed h2{font-size:1.6rem}
.closed p:last-child{margin-bottom:0}
.contact-big{list-style:none;margin:0 0 18px;padding:0;font-size:1.3rem;font-weight:700}

/* footer */
.foot{background:var(--navy-950);color:#c3cee3;font-size:.97rem}
.foot .wrap{padding-top:48px;padding-bottom:28px}
.foot a{color:#fff}
.foot a:hover{color:var(--gold)}
.foot h2{font-size:1.1rem;color:#fff;margin:0 0 10px;font-stretch:80%}
.foot ul{list-style:none;margin:0;padding:0}
.foot li{margin:6px 0}
.foot-grid{display:grid;gap:30px}
.foot .lockup{width:150px}
@media (min-width:860px){.foot-grid{grid-template-columns:1.2fr 1fr 1fr 1.2fr;gap:40px}}
.family{margin-top:34px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12)}
.family ul{display:flex;flex-wrap:wrap;gap:8px}
.family li{margin:0}
.family a{display:inline-block;padding:7px 12px;border:1px solid rgba(255,255,255,.22);border-radius:999px;text-decoration:none;font-size:.9rem;color:#dfe5f2}
.family a:hover{border-color:var(--gold);color:var(--gold)}
.family a[aria-current="true"]{border-color:var(--gold);color:var(--gold);font-weight:600}
.legal{margin-top:22px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;font-size:.85rem;color:#8d9abb}
@media print{.head,.nav-m{display:none}.hero,.ph-head,.foot,.venue{background:none;color:#000}}