/* Kunskapssidan – subject colours, top menu, sub-tabs, portal and subject pages (static/subjects.mjs). Loaded after style.css. */
:root{--ks-matematik:#134e46;--ks-matematik-tint:#dcefe6;--ks-fysik:#2452a0;--ks-fysik-tint:#e4ecfa;--ks-kemi:#0b5a6c;--ks-kemi-tint:#dbeef1;--ks-kemi-accent:#ffcf55;--ks-biologi:#3f7a1f;--ks-biologi-tint:#e8f2dc;--ks-framsteg:#9a5418;--ks-framsteg-tint:#fbeedc}
[data-subject=matematik]{--s:var(--ks-matematik);--s-tint:var(--ks-matematik-tint);--s-ink:#fff;--s-deep:#0b332d}
[data-subject=fysik]{--s:var(--ks-fysik);--s-tint:var(--ks-fysik-tint);--s-ink:#fff;--s-deep:#15346e}
[data-subject=kemi]{--s:var(--ks-kemi);--s-tint:var(--ks-kemi-tint);--s-ink:var(--ks-kemi-accent);--s-deep:#073945}
[data-subject=biologi]{--s:var(--ks-biologi);--s-tint:var(--ks-biologi-tint);--s-ink:#fff;--s-deep:#284f12}
[data-subject=framsteg]{--s:var(--ks-framsteg);--s-tint:var(--ks-framsteg-tint);--s-ink:#fff;--s-deep:#6a390f}
.ks-dot{display:inline-block;flex:none;width:9px;height:9px;border-radius:50%;background:var(--s)}
[data-subject=kemi]>.ks-dot,.subnav[data-subject=kemi] .ks-dot{background:radial-gradient(circle,var(--ks-kemi-accent) 0 32%,var(--ks-kemi) 36%)}

/* Header: brand + five top tabs */
.header nav{gap:30px}
.nav-button{display:inline-flex;align-items:center;gap:8px;font-size:.98rem}
.nav-button:hover{color:var(--ink)}
.nav-button.active{color:var(--s);border-color:var(--s)}
.nav-button.nav-progress{margin-left:10px}
@media(min-width:1021px) and (max-width:1400px){.header{padding:0 30px;gap:24px}.header nav{gap:24px}.nav-button{font-size:.95rem}}
@media(max-width:1020px){
  .header{height:auto;min-height:0;padding:14px 25px 0;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:2px 20px}
  .brand{font-size:1.55rem;justify-self:start}
  body .header nav{grid-column:1/-1;grid-row:2;margin:0;justify-content:flex-start;gap:26px;overflow-x:auto;scrollbar-width:none;-webkit-mask-image:none;mask-image:none;padding-right:0}
  .header nav::-webkit-scrollbar{display:none}
  .nav-button{flex:none;padding:12px 0 11px;font-size:.94rem}
  .nav-button.nav-progress{margin-left:0}
}
@media(max-width:700px){
  .header{padding:14px 22px 0}
  .brand{font-size:1.45rem;gap:8px}
  .brand-dot{margin-left:-8px}
  .brand-symbol{width:34px;height:35px;font-size:1.9rem}
  body .header nav{gap:18px}
  .nav-button{font-size:.9rem;gap:6px}
  .nav-button .ks-dot{width:7px;height:7px}
}
@media(max-width:520px){.subnav .subnav-home{display:none}.subnav a{padding:0 13px}}
@media(max-width:430px){body .header nav{gap:15px;justify-content:space-between}.nav-button{font-size:.87rem}.nav-button .ks-dot{display:none}}

/* Sub-tabs: the second row in the subject's colour */
.subnav{background:var(--s-tint);border-bottom:1px solid var(--line)}
.subnav[hidden]{display:none}
.subnav-in{max-width:1280px;margin:0 auto;padding:6px 48px;display:flex;align-items:center;gap:4px;overflow-x:auto;scrollbar-width:none}
.subnav-in::-webkit-scrollbar{display:none}
.subnav a{flex:none;display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 17px;border-radius:999px;color:var(--ink);font-weight:700;font-size:.92rem;text-decoration:none;white-space:nowrap;transition:background .15s,color .15s}
.subnav a:hover{background:#ffffffc0}
.subnav a[aria-current=page]{background:var(--s);color:var(--s-ink)}
.subnav a:focus-visible{outline-offset:1px}
.subnav .subnav-home{position:relative;font-weight:900;color:var(--s);padding:0 20px 0 0;margin-right:6px;border-radius:0;background:none}
.subnav .subnav-home::after{content:'';position:absolute;right:0;top:12px;bottom:12px;width:1px;background:currentColor;opacity:.3}
.subnav .subnav-home:hover,.subnav .subnav-home[aria-current=page]{background:none;color:var(--s)}
.subnav .subnav-home[aria-current=page]{text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:7px}
.subnav:not([hidden])+main{margin-top:30px}
@media(min-width:1021px) and (max-width:1400px){.subnav-in{padding:6px 30px}}
@media(max-width:1020px){.subnav-in{padding:5px 25px}}
@media(max-width:700px){.subnav-in{padding:5px 22px;-webkit-mask-image:linear-gradient(90deg,#000 90%,transparent);mask-image:linear-gradient(90deg,#000 90%,transparent)}.subnav a{padding:0 14px;font-size:.88rem}.subnav .subnav-home{padding-right:16px}}

/* Shared bits */
.ks-page .primary,.ks-portal .primary,.ks-flag .primary{text-decoration:none}
.ks-filters,.ks-toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:10px 28px;margin:4px 0 8px}
.ks-filters{margin-bottom:22px}
.ks-filter{display:flex;flex-wrap:wrap;align-items:center;gap:6px}
.ks-filter-label{font-size:.7rem;font-weight:900;letter-spacing:1.5px;text-transform:uppercase;color:#5f776c;margin-right:6px}
.ks-filter button{min-height:44px;padding:0 16px;border-radius:999px;background:#fff;border:1.5px solid var(--line);font-weight:700;font-size:.88rem;color:var(--ink);transition:border-color .15s,background .15s}
.ks-filter button:hover{border-color:#a9b9ad}
.ks-filter button[aria-pressed=true]{background:var(--s,var(--green));border-color:var(--s,var(--green));color:var(--s-ink,#fff)}
.ks-empty{display:flex;flex-wrap:wrap;align-items:center;gap:12px 18px;padding:20px 22px;border:1.5px dashed #c9d4c8;border-radius:18px}
.ks-empty p{margin:0}
.ks-empty .secondary{text-decoration:none;color:var(--ink);display:inline-flex;align-items:center}
.ks-wait{color:var(--muted);padding:12px 0}

/* List head for sub-tab pages (#fysik/verkstaden, #kemi/trana-mer …) */
.ks-listhead{position:relative;overflow:hidden;padding:28px 34px;border-radius:24px;background:var(--s-tint);margin-bottom:22px}
.ks-listhead::after{content:'';position:absolute;right:-50px;top:-60px;width:220px;height:220px;border-radius:50%;background:var(--s);opacity:.1}
.ks-listhead .eyebrow{color:var(--s);margin-bottom:8px}
.ks-listhead h1{margin:0 0 8px;font-size:clamp(2rem,3.6vw,2.7rem);color:var(--ink)}
.ks-listhead p{margin:0;max-width:62ch;font-size:1rem;color:#4f625b}
#science .ks-listhead{margin-bottom:26px}
#science .ks-listhead~.no-levels button[aria-pressed=true]{background:var(--s-tint);border-color:var(--s);box-shadow:0 3px 0 var(--s)}
.no-subject-grid.single{grid-template-columns:1fr}
.no-subject-grid.single .no-subject{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 16px}
.no-subject-grid.single .no-subject-heading{grid-column:1/-1}
@media(max-width:560px){.no-subject-grid.single .no-subject{grid-template-columns:1fr}}

/* Subject page */
.ks-hero{position:relative;overflow:hidden;display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);align-items:center;gap:20px;padding:30px 40px;margin-bottom:22px;border-radius:28px;color:#fff;background:radial-gradient(520px 260px at 85% 10%,#ffffff1f,transparent 70%),linear-gradient(135deg,var(--s) 0%,var(--s-deep) 100%)}
.ks-hero .eyebrow{color:#ffffffc7;margin-bottom:6px}
.ks-hero h1{font-size:clamp(2.6rem,5vw,3.7rem);letter-spacing:-2px;margin:0 0 10px;color:#fff}
.ks-hero p{color:#ffffffde;font-size:1.04rem;max-width:54ch;margin:0 0 18px}
[data-subject=kemi].ks-hero h1{color:var(--ks-kemi-accent)}
.ks-chips{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.ks-chips li{background:#ffffff1f;border:1px solid #ffffff33;border-radius:999px;padding:5px 12px;font-size:.78rem;font-weight:800}
.ks-hero-art svg{display:block;width:100%;max-height:170px}
.ks-page .lx-cards,.ks-list>.lx-cards{grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.ks-group{margin-top:30px}
.ks-group-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:6px 24px;margin-bottom:16px;padding-top:24px;border-top:1px solid var(--line)}
.ks-group-head h2{font-size:1.6rem;margin:0 0 4px;display:flex;align-items:center;gap:10px}
.ks-group-head h2::before{content:'';width:10px;height:10px;border-radius:50%;background:var(--s);flex:none}
.ks-group-head p{margin:0;font-size:.95rem}
.ks-more{display:inline-flex;align-items:center;gap:6px;min-height:44px;font-weight:800;font-size:.92rem;color:var(--s);text-decoration:none}
.ks-more:hover{text-decoration:underline;text-underline-offset:4px}
.ks-missions{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.ks-mission{display:flex;flex-direction:column;gap:6px;min-height:200px;padding:18px 20px;text-align:left;background:#fff;border:1.5px solid var(--line);border-radius:20px;box-shadow:0 4px 0 #e9ede4;transition:transform .18s,border-color .18s}
.ks-mission:hover{transform:translateY(-2px);border-color:var(--s)}
.ks-mission small{font-size:.66rem;font-weight:900;letter-spacing:1.3px;color:var(--s)}
.ks-mission strong{font-size:1.12rem;line-height:1.22;letter-spacing:-.2px}
.ks-mission span{flex:1;font-size:.86rem;line-height:1.45;color:var(--muted)}
.ks-mission b{font-size:.85rem;color:var(--s)}
.ks-mission i{font-style:normal}
.ks-mission.done{background:var(--s-tint);border-color:transparent}

/* Matematik: Känguru flagship with Hoppi, Träna mer and Extra tiles */
.ks-flag{position:relative;overflow:hidden;display:grid;grid-template-columns:minmax(0,1fr) 250px;align-items:center;gap:10px 24px;padding:30px 36px;margin-bottom:24px;border-radius:26px;color:#fff;background:linear-gradient(110deg,#8d3c15 0%,#c25f2a 52%,#e08a4c 100%)}
.ks-flag-copy small{display:block;font-size:.7rem;font-weight:900;letter-spacing:1.6px;color:#ffe2b8}
.ks-flag h2{font-size:clamp(1.9rem,3.4vw,2.6rem);letter-spacing:-1.2px;margin:8px 0;color:#fff}
.ks-flag p{color:#fde9d6;max-width:52ch;margin:0 0 16px}
.ks-classes{list-style:none;margin:0 0 18px;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;max-width:580px}
.ks-classes a{display:flex;flex-direction:column;justify-content:center;min-height:58px;padding:8px 13px;border-radius:14px;background:#ffffff1f;border:1px solid #ffffff3d;color:#fff;text-decoration:none;transition:background .15s,opacity .15s}
.ks-classes a:hover{background:#ffffff38}
.ks-classes a.dim{opacity:.42}
.ks-classes strong{font-size:1rem}
.ks-classes small{font-size:.76rem;font-weight:700;letter-spacing:0;color:#ffe9d2}
.ks-flag-hoppi{width:250px;height:250px;object-fit:contain;align-self:end;margin-bottom:-44px;transform:rotate(-4deg);filter:drop-shadow(0 10px 0 #0000001f)}
.ks-duo{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:26px}
.ks-tile{position:relative;display:flex;flex-direction:column;gap:6px;padding:22px 24px;border-radius:22px;background:var(--s-tint);transition:transform .18s}
.ks-tile:hover{transform:translateY(-2px)}
.ks-tile small{font-size:.68rem;font-weight:900;letter-spacing:1.5px;color:var(--s)}
.ks-tile h2{font-size:1.5rem;letter-spacing:-.6px;margin:0}
.ks-tile h2 a{color:var(--ink);text-decoration:none}
.ks-tile p{margin:0 0 6px;font-size:.95rem;color:#4f625b}
.ks-tile h2 a::after,.ks-subject-card h2 a::after{content:'';position:absolute;inset:0;z-index:2;border-radius:inherit}
.ks-tile h2 a:focus-visible,.ks-subject-card h2 a:focus-visible{outline:none}
.ks-tile:focus-within,.ks-subject-card:focus-within{outline:3px solid #e88c2e;outline-offset:4px}
.ks-card-cta{margin-top:auto;font-weight:900;font-size:.92rem;color:var(--s)}
.ks-flagship .km-promo{margin-top:0}

/* Biologi: honest placeholder for the lab */
.ks-soon{display:flex;align-items:center;gap:18px;margin-top:30px;padding:16px 20px;border:1.5px dashed #b9cfa8;border-radius:20px}
.ks-soon-art{display:grid;place-items:center;flex:none;width:92px;height:64px;border-radius:14px;background:var(--s)}
.ks-soon-art svg{width:86px;height:58px}
.ks-soon small{font-size:.66rem;font-weight:900;letter-spacing:1.4px;color:var(--s)}
.ks-soon strong{display:block;font-size:1.1rem}
.ks-soon p{margin:2px 0 0;font-size:.9rem}

/* Portal (empty hash) */
.ks-intro{max-width:780px;margin:4px 0 26px}
.ks-intro .eyebrow{margin-bottom:10px}
.ks-intro h1{font-size:clamp(2.3rem,4.6vw,3.5rem);letter-spacing:-2px;margin:0 0 12px}
.ks-intro h1 span{color:#c96a2b}
.ks-intro p{font-size:1.08rem;max-width:58ch;margin:0}
.ks-resume{display:flex;align-items:center;gap:18px;margin:0 0 22px;padding:16px 20px;border-radius:20px;background:#fff7e4;border:1.5px solid #f1d59a}
.ks-resume-icon{display:grid;place-items:center;flex:none;width:46px;height:46px;border-radius:14px;background:var(--ks-matematik);color:var(--yellow);font-size:1.4rem;font-weight:900}
.ks-resume>div{flex:1;display:flex;flex-direction:column;min-width:0}
.ks-resume small{font-size:.68rem;font-weight:900;letter-spacing:1.5px;color:#8a5d0c}
.ks-resume strong{font-size:1.15rem}
.ks-resume>div>span{font-size:.88rem;color:var(--muted)}
.ks-subject-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.ks-subject-card{position:relative;display:flex;flex-direction:column;overflow:hidden;background:#fff;border:1.5px solid var(--line);border-radius:26px;box-shadow:0 5px 0 #e6ebe2;transition:transform .18s,border-color .18s}
.ks-subject-card:hover{transform:translateY(-3px);border-color:var(--s)}
.ks-card-art{position:relative;overflow:hidden;height:172px;background:radial-gradient(420px 200px at 85% 0%,#ffffff1c,transparent 70%),linear-gradient(135deg,var(--s),var(--s-deep))}
.ks-card-art svg{position:absolute;left:24px;top:14px;width:58%;height:calc(100% - 28px)}
.ks-card-hoppi{position:absolute;right:18px;bottom:-30px;width:180px;height:180px;object-fit:contain;transform:rotate(-4deg);filter:drop-shadow(0 8px 0 #00000026)}
.ks-card-body{display:flex;flex-direction:column;gap:6px;flex:1;padding:20px 24px 22px}
.ks-card-body small{font-size:.68rem;font-weight:900;letter-spacing:1.5px;color:var(--s)}
.ks-card-body h2{font-size:1.9rem;letter-spacing:-.8px;margin:0}
.ks-card-body h2 a{color:var(--ink);text-decoration:none}
.ks-card-body p{margin:0;font-size:.98rem}
.ks-card-tabs{list-style:none;display:flex;flex-wrap:wrap;gap:6px;margin:8px 0 10px;padding:0}
.ks-card-tabs li{padding:4px 10px;border-radius:999px;background:var(--s-tint);color:var(--s);font-size:.78rem;font-weight:800}
.ks-subject-card[data-subject=kemi] .ks-card-tabs li:first-child{background:var(--ks-kemi);color:var(--ks-kemi-accent)}
.ks-subject-card[data-subject=biologi] .ks-card-tabs li:last-child{background:none;border:1px dashed #b9cfa8;color:#5b6f50}
.ks-feature{margin-top:8px}
.ks-teacher{display:flex;align-items:flex-start;gap:14px;padding:16px 20px;border-radius:18px;background:var(--mint)}
.ks-teacher span{font-size:1.3rem;line-height:1.3;color:var(--green)}
.ks-teacher p{margin:0;color:var(--ink);font-size:.95rem}

@media(max-width:900px){
  .ks-hero{grid-template-columns:1fr;min-height:0;padding:28px 28px 26px}
  .ks-hero-art{position:absolute;right:-30px;top:-6px;width:190px;opacity:.2;pointer-events:none}
  .ks-hero-copy{position:relative}
  .ks-flag{grid-template-columns:1fr;padding:26px 26px 0}
  .ks-flag-hoppi{width:170px;height:170px;justify-self:end;margin:-30px -6px -30px 0}
  .ks-duo{grid-template-columns:1fr}
}
@media(max-width:700px){
  .ks-subject-cards{grid-template-columns:1fr;gap:14px}
  .ks-card-art{height:118px}
  .ks-card-art svg{left:16px;top:10px;height:calc(100% - 20px)}
  .ks-card-hoppi{width:130px;height:130px;bottom:-24px;right:10px}
  .ks-card-body{padding:16px 18px 18px}
  .ks-card-body h2{font-size:1.6rem}
  .ks-resume{flex-wrap:wrap}
  .ks-resume .primary{width:100%}
  .ks-listhead{padding:22px 20px}
  .ks-classes{grid-template-columns:repeat(2,minmax(0,1fr))}
  .ks-group-head h2{font-size:1.4rem}
  .ks-filters,.ks-toolbar{gap:10px}
  .ks-filter-label{width:100%}
  .ks-soon{align-items:flex-start}
  .ks-soon-art{width:64px;height:48px}
  .ks-soon-art svg{width:60px;height:42px}
}