/* SAO2 website styles. Colours are set in content.js, so you rarely need this file. */
:root{
  --blue:#1F3FA8; --blue-deep:#122774; --gold:#F2B124; --sky:#EEF2FD;
  --ink:#15204A; --muted:#4A5578; --line:#D5DCF1; --white:#FFFFFF;
  --gold-soft:#FFF5DB;
  --display:"Bricolage Grotesque", "Trebuchet MS", system-ui, sans-serif;
  --body:"Atkinson Hyperlegible", Verdana, system-ui, sans-serif;
  --wrap:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{margin:0;background:var(--white);color:var(--ink);font-family:var(--body);font-size:1.0625rem;line-height:1.6;min-height:100vh;display:flex;flex-direction:column}
main{flex:1}
img{max-width:100%;display:block}
a{color:var(--blue)}
a:hover{color:var(--blue-deep)}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px;border-radius:4px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
h1,h2,h3{font-family:var(--display);line-height:1.1;margin:0 0 .5em;letter-spacing:-.01em}
h2{font-size:clamp(1.9rem,4vw,2.6rem);font-weight:800}
h3{font-size:1.3rem;font-weight:700}
p{margin:0 0 1em;max-width:68ch}
.skip{position:absolute;left:-999px;top:8px;background:var(--gold);color:var(--ink);padding:8px 14px;z-index:100;border-radius:6px}
.skip:focus{left:8px}

/* ---------- top bar ---------- */
.topbar{position:sticky;top:0;z-index:50;background:var(--blue-deep);color:var(--white);border-bottom:4px solid var(--gold)}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;color:var(--white);text-decoration:none;font-family:var(--display);font-weight:700;font-size:1.1rem;flex:none}
.brand:hover{color:var(--white)}
.brand .mark{background:var(--gold);color:var(--blue-deep);font-weight:800;padding:2px 9px 3px;border-radius:6px;font-size:1.15rem}
.nav{display:flex;gap:2px;flex-wrap:wrap;justify-content:flex-end}
.nav a{color:#DCE3FA;text-decoration:none;padding:8px 10px;border-radius:6px;font-size:.95rem}
.nav a:hover{color:var(--white);background:rgba(255,255,255,.1)}
.nav a[aria-current="page"]{color:var(--blue-deep);background:var(--gold);font-weight:700}
.menu-btn{display:none;background:none;border:2px solid rgba(255,255,255,.4);color:var(--white);border-radius:8px;padding:6px 12px;font:inherit;cursor:pointer}
@media (max-width:1000px){
  .menu-btn{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--blue-deep);flex-direction:column;padding:8px 12px 16px;border-bottom:4px solid var(--gold)}
  .nav.open{display:flex}
  .nav a{padding:12px 10px;font-size:1.05rem}
}

/* ---------- home: Today in O2 ---------- */
.hero{background:var(--blue);color:var(--white);padding:48px 0 56px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-120px;bottom:-160px;width:420px;height:420px;border-radius:50%;border:56px solid rgba(242,177,36,.18);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:40px;align-items:start;position:relative;z-index:1}
.date{font-family:var(--display);color:var(--gold);font-weight:700;font-size:clamp(1.1rem,2.4vw,1.4rem);margin:0 0 6px}
.hero h1{font-size:clamp(3rem,9vw,6.2rem);font-weight:800;line-height:.95;margin:0 0 18px;letter-spacing:-.03em}
.board-note{font-size:1.2rem;color:#DCE3FA;margin-bottom:22px}
.today-list{list-style:none;margin:0 0 28px;padding:0;display:grid;gap:12px}
.today-list li{display:flex;gap:14px;align-items:flex-start;font-size:clamp(1.1rem,2.2vw,1.35rem);line-height:1.4}
.today-list li::before{content:"";flex:0 0 12px;height:12px;margin-top:.45em;border-radius:3px;background:var(--gold);transform:rotate(45deg)}
.quick{display:flex;flex-wrap:wrap;gap:10px}
.week{background:var(--white);color:var(--ink);border-radius:16px;padding:24px;box-shadow:0 18px 40px rgba(10,20,70,.25)}
.week h2{font-size:1.5rem;margin-bottom:12px}
.week ol{list-style:none;margin:0;padding:0}
.week li{display:grid;grid-template-columns:100px 1fr;gap:14px;padding:10px 0;border-top:1px solid var(--line)}
.week li:first-child{border-top:none}
.week .day{font-weight:700;color:var(--blue)}
.week .cycle{display:block;font-weight:400;font-size:.88rem;color:var(--muted);line-height:1.3}
.week li.is-today{background:var(--gold-soft);margin:0 -12px;padding:10px 12px;border-radius:8px;border-top-color:transparent}
.week li.is-today + li{border-top-color:transparent}
@media (max-width:860px){.hero-grid{grid-template-columns:1fr}}
@media (prefers-reduced-motion:no-preference){
  .hero .date,.hero h1,.board-note,.today-list,.quick{animation:rise .6s ease-out both}
  .hero h1{animation-delay:.05s}.board-note{animation-delay:.12s}.today-list{animation-delay:.2s}.quick{animation-delay:.28s}
  @keyframes rise{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
}

/* home: explore the site */
.explore-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:12px 32px;margin-bottom:12px}
.explore-head .tagline{margin:0}
.explore-head p{margin:0;color:var(--muted);max-width:52ch}
.explore{list-style:none;margin:28px 0 0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:0 32px}
.explore a{display:block;text-decoration:none;color:var(--ink);padding:18px 0 20px;border-top:3px solid var(--blue);height:100%}
.explore a strong{display:flex;justify-content:space-between;align-items:center;font-family:var(--display);font-size:1.45rem;font-weight:800;color:var(--blue);margin-bottom:4px}
.explore a strong::after{content:"";width:12px;height:12px;border-top:3px solid var(--gold);border-right:3px solid var(--gold);transform:rotate(45deg);flex:none;margin-right:4px;transition:transform .15s ease}
.explore a span{color:var(--muted);display:block}
.explore a:hover strong{color:var(--blue-deep)}
.explore a:hover strong::after{transform:translateX(4px) rotate(45deg)}

/* ---------- inner page heading ---------- */
.page-head{background:var(--blue);color:var(--white);padding:44px 0 40px;position:relative;overflow:hidden}
.page-head::after{content:"";position:absolute;right:-90px;top:-120px;width:300px;height:300px;border-radius:50%;border:40px solid rgba(242,177,36,.2);pointer-events:none}
.page-head h1{font-size:clamp(2.5rem,7vw,4.6rem);font-weight:800;letter-spacing:-.03em;margin:0 0 10px;line-height:1}
.page-head p{font-size:1.2rem;color:#DCE3FA;margin:0}

/* ---------- sections ---------- */
.section{padding:64px 0}
.section.alt{background:var(--sky)}
.section.tight{padding-top:0}
.lead{font-size:1.2rem;color:var(--muted)}
.intro-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:48px;align-items:start}
.tagline{font-family:var(--display);font-weight:800;font-size:clamp(2.2rem,5vw,3.4rem);line-height:1;color:var(--blue);margin:0 0 16px;letter-spacing:-.02em}
.pathway{list-style:none;margin:0;padding:0;display:grid;gap:0;position:relative}
.pathway li{display:grid;grid-template-columns:72px 1fr;gap:18px;padding:0 0 26px;position:relative}
.pathway li:not(:last-child)::before{content:"";position:absolute;left:35px;top:64px;bottom:0;width:3px;background:var(--gold)}
.grade-badge{width:72px;height:72px;border-radius:50%;background:var(--blue);color:var(--white);display:grid;place-items:center;font-family:var(--display);font-weight:800;font-size:1.7rem;line-height:1}
.pathway h3{margin:10px 0 4px;line-height:1.35}
.pathway p{margin:0;color:var(--muted)}
@media (max-width:820px){.intro-grid{grid-template-columns:1fr;gap:28px}}

.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-top:8px}
.stat{border-left:5px solid var(--gold);padding:6px 0 6px 16px}
.stat strong{display:block;font-family:var(--display);font-size:2.6rem;line-height:1;color:var(--blue)}
.stat span{color:var(--muted)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--body);font-weight:700;font-size:1rem;text-decoration:none;padding:11px 18px;border-radius:10px;border:2px solid transparent;cursor:pointer;line-height:1.2}
.btn-gold{background:var(--gold);color:var(--ink)}
.btn-gold:hover{background:#FFC542;color:var(--ink)}
.btn-ghost{background:transparent;color:var(--white);border-color:rgba(255,255,255,.55)}
.btn-ghost:hover{background:rgba(255,255,255,.1);color:var(--white)}
.btn-blue{background:var(--blue);color:var(--white)}
.btn-blue:hover{background:var(--blue-deep);color:var(--white)}
.btn-line{background:var(--white);color:var(--blue);border-color:var(--line)}
.btn-line:hover{border-color:var(--blue);color:var(--blue)}
.btn[aria-disabled="true"]{opacity:.6;cursor:default;pointer-events:none}

/* courses */
.tabs{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 28px}
.tab{font:inherit;font-weight:700;background:var(--white);color:var(--blue);border:2px solid var(--line);padding:10px 16px;border-radius:999px;cursor:pointer}
.tab:hover{border-color:var(--blue)}
.tab[aria-selected="true"]{background:var(--blue);color:var(--white);border-color:var(--blue)}
.course{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;background:var(--white);border-radius:18px;padding:36px;border:1px solid var(--line)}
.course .grade{display:inline-block;background:var(--gold-soft);color:var(--ink);font-weight:700;padding:3px 10px;border-radius:6px;font-size:.9rem;margin-bottom:10px}
.course h2{font-size:clamp(1.6rem,3.4vw,2.2rem)}
.course ul{margin:0 0 20px;padding-left:20px}
.course li{margin-bottom:6px}
.course h3{font-size:1.1rem;margin:0 0 10px}
.chips{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0 0 4px}
.course .chips li{background:var(--sky);border:1px solid var(--line);border-radius:8px;padding:6px 12px;font-size:.95rem;margin:0}
.course-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
@media (max-width:820px){.course{grid-template-columns:1fr;padding:24px;gap:16px}}

/* projects */
.projects{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:0 40px}
.project{padding:20px 0;border-top:3px solid var(--blue)}
.project h3{margin-bottom:6px}
.project p{margin:0;color:var(--muted)}

/* poll */
.poll{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:center;background:var(--gold);border-radius:20px;padding:40px}
.poll h2{color:var(--ink)}
.poll .opts{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.poll .opts li{background:var(--white);border-radius:10px;padding:12px 16px;font-weight:700}
@media (max-width:820px){.poll{grid-template-columns:1fr;padding:26px;gap:20px}}

/* co-op */
.coop-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;align-items:start}
.steps{list-style:none;margin:20px 0 0;padding:0;counter-reset:s}
.steps li{counter-increment:s;display:grid;grid-template-columns:44px 1fr;gap:14px;margin-bottom:18px}
.steps li::before{content:counter(s);width:44px;height:44px;border-radius:12px;background:var(--gold);color:var(--ink);display:grid;place-items:center;font-family:var(--display);font-weight:800;font-size:1.3rem}
.steps h3{font-size:1.15rem;margin:2px 0 2px}
.steps p{margin:0;color:var(--muted)}
.tool{background:var(--white);border:2px solid var(--blue);border-radius:18px;padding:28px}
.tool h2{font-size:1.6rem}
.small{font-size:.92rem;color:var(--muted)}
.progress{height:18px;background:var(--sky);border-radius:999px;overflow:hidden;border:1px solid var(--line);margin:8px 0 6px}
.progress > div{height:100%;background:var(--gold);width:0;transition:width .4s ease}
.total{font-family:var(--display);font-weight:800;font-size:2.2rem;color:var(--blue);line-height:1}
.total span.of{font-size:1.1rem;color:var(--muted)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:16px 0 10px}
.form-row .full{grid-column:1/-1}
.name-row{margin:16px 0 22px;padding-bottom:20px;border-bottom:1px solid var(--line)}
.name-msg{color:#B42318;font-weight:700;margin:-12px 0 16px}
label{display:block;font-weight:700;font-size:.92rem;margin-bottom:4px}
input[type=text],input[type=date],input[type=number]{width:100%;font:inherit;padding:10px 12px;border:2px solid var(--line);border-radius:10px;background:var(--white);color:var(--ink)}
input:focus{border-color:var(--blue);outline:none}
.log{list-style:none;padding:0;margin:16px 0 0;max-height:260px;overflow:auto}
.log li{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:10px 0;border-top:1px solid var(--line);font-size:.95rem}
.log .rm{background:none;border:none;color:var(--muted);cursor:pointer;font:inherit;text-decoration:underline;padding:4px}
.tool-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
@media (max-width:860px){.coop-grid{grid-template-columns:1fr}}

/* portfolio */
.checklist{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:24px;margin-top:28px}
.checklist fieldset{border:none;margin:0;padding:0}
.checklist legend{font-family:var(--display);font-weight:700;font-size:1.15rem;margin-bottom:8px;padding:0}
.check{display:flex;gap:10px;align-items:center;font-weight:400;font-size:1rem;padding:6px 0;cursor:pointer;margin:0}
.check input{width:22px;height:22px;accent-color:var(--blue);flex:none}
.portfolio-progress{max-width:420px}

/* spotlight */
.spots{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px}
.spot{background:var(--blue-deep);color:var(--white);border-radius:18px;padding:30px;display:flex;flex-direction:column;gap:6px}
.spot .kind{color:var(--gold);font-weight:700}
.spot h3{font-size:1.6rem}
.spot p{color:#DCE3FA;margin:0}
.spot img{border-radius:12px;margin-bottom:12px;aspect-ratio:4/3;object-fit:cover}

/* gallery */
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
.tile{margin:0;border-radius:14px;overflow:hidden;background:var(--white);border:1px solid var(--line)}
.tile button{display:block;width:100%;padding:0;border:none;background:none;cursor:zoom-in}
.tile img{aspect-ratio:4/3;object-fit:cover;width:100%}
.ph{aspect-ratio:4/3;display:grid;place-items:center;background:repeating-linear-gradient(135deg,var(--sky) 0 14px,#E3E9FB 14px 28px);color:var(--blue)}
.ph svg{width:44px;height:44px;opacity:.7}
.tile figcaption{padding:10px 14px;font-weight:700;font-size:.95rem}
.lightbox{position:fixed;inset:0;background:rgba(8,14,45,.88);display:none;place-items:center;padding:24px;z-index:200}
.lightbox.open{display:grid}
.lightbox img{max-height:80vh;border-radius:10px}
.lightbox p{color:var(--white);text-align:center;margin:12px auto 0}
.lightbox button{position:absolute;top:16px;right:16px}

/* resources */
.res-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:32px}
.res-grid h2{font-size:1.5rem;padding-bottom:8px;border-bottom:3px solid var(--gold)}
.res-grid ul{list-style:none;margin:0;padding:0}
.res-grid li{padding:10px 0;border-bottom:1px solid var(--line)}
.res-grid a{font-weight:700}
.res-grid .soon{font-weight:700;color:var(--muted)}
.res-grid .soon em{font-style:normal;font-weight:400;font-size:.9rem;background:var(--sky);padding:1px 8px;border-radius:6px;margin-left:6px}
.res-grid .note{display:block;font-size:.92rem;color:var(--muted)}

/* contact */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.contact dl{margin:0;display:grid;gap:14px}
.contact dt{font-weight:700;color:var(--muted);font-size:.92rem}
.contact dd{margin:0;font-family:var(--display);font-size:1.4rem;font-weight:700}
.contact dd .sub{display:block;font-family:var(--body);font-size:1rem;font-weight:400;color:var(--muted)}
.contact dd a{text-decoration:none}
.contact dd a:hover{text-decoration:underline}
@media (max-width:820px){.contact{grid-template-columns:1fr;gap:28px}}

/* next page link */
.next-page{border-top:1px solid var(--line);padding:28px 0 40px}
.next-page a{font-family:var(--display);font-weight:800;font-size:1.4rem;text-decoration:none}
.next-page a:hover{text-decoration:underline}
.next-page span{display:block;color:var(--muted);font-size:.95rem}

/* footer */
footer{background:var(--blue-deep);color:#C9D3F5;padding:36px 0;border-top:4px solid var(--gold)}
footer p{margin:0 0 6px;max-width:none}
.backtop{color:var(--gold)}
.backtop:hover{color:#FFC542}

@media print{
  .topbar,.hero .quick,.lightbox,.tool-actions,.menu-btn,.next-page{display:none!important}
  .section{padding:24px 0}
}