/* AlgoSolveo Notebook theme — shared across pages */
:root{--nb-ink:#1C1A17;--nb-ink2:#5E574C;--nb-bg:#FBF7F0;--nb-paper:#FFFDF8;--nb-line:#E8DDCB;--nb-rust:#C2522C;--nb-honey:#F2B544}
html,body{background:var(--nb-bg)!important;color:var(--nb-ink)}
body{-webkit-font-smoothing:antialiased}
h1,h2,.h2,.hero h1,.page-title{font-family:"Fraunces",Georgia,serif!important;font-weight:500!important;letter-spacing:-.02em!important}
h1{font-variation-settings:"opsz" 144}
h3{font-family:"Fraunces",Georgia,serif;letter-spacing:0}
h1 em,h2 em{font-style:italic;color:var(--nb-rust)}
.grad-text,.grad{background:none!important;-webkit-text-fill-color:var(--nb-rust)!important;color:var(--nb-rust)!important;font-style:italic}
/* buttons: calm, solid ink pills */
.btn,.button{border-radius:999px!important}
.btn-primary,.btn.primary,button.primary{background:var(--nb-ink)!important;color:var(--nb-bg)!important;box-shadow:none!important;border-color:var(--nb-ink)!important}
.btn-primary:hover,.btn.primary:hover,button.primary:hover{background:#000!important;transform:translateY(-1px)}
.btn-outline,.btn-ghost,.btn.ghost{background:transparent!important;border:1.5px solid var(--nb-ink)!important;color:var(--nb-ink)!important}
.btn-outline:hover,.btn-ghost:hover,.btn.ghost:hover{background:var(--nb-ink)!important;color:var(--nb-bg)!important}
/* headers */
header,.nav,header.nav{background:rgba(251,247,240,.88)!important;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
.brand img{border-radius:50%}
/* soft surfaces */
.card,.plan,.course,.pat-card,.panel-card,.box{border-color:var(--nb-line)}
::selection{background:#F6D9A8;color:var(--nb-ink)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--nb-rust)!important;outline-offset:3px}

/* ===== Shared top menu (pill) ===== */
.asn{position:sticky;top:0;z-index:60;flex:none;background:rgba(251,247,240,.9);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid #E8DDCB;font-family:"Plus Jakarta Sans",system-ui,sans-serif;line-height:1.4}
.asn *{box-sizing:border-box}
.asn-in{max-width:1200px;margin:0 auto;padding:0 24px;height:68px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px}
.asn a{text-decoration:none;color:inherit}
.asn-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:-.02em;color:#1C1A17!important;justify-self:start}
.asn-brand img{width:32px;height:32px;border-radius:50%;display:block}
.asn-pill{display:flex;gap:2px;background:#fff;border:1px solid #E8DDCB;border-radius:999px;padding:4px}
.asn-pill>a,.asn-more>button{display:flex;align-items:center;gap:4px;padding:8px 18px;border-radius:999px;font-size:14.5px;font-weight:600;color:#5E574C;background:none;border:0;cursor:pointer;font-family:inherit;white-space:nowrap;transition:background .15s,color .15s}
.asn-pill>a:hover,.asn-more>button:hover{color:#1C1A17;background:#F6EFE3}
.asn-pill>a.on,.asn-more.on>button{background:#1C1A17;color:#FBF7F0}
.asn-more{position:relative}
.asn-more>button svg{transition:transform .2s}.asn-more.open>button svg{transform:rotate(180deg)}
.asn-drop{position:absolute;top:calc(100% + 10px);right:-6px;min-width:220px;background:#FFFDF8;border:1px solid #E8DDCB;border-radius:16px;padding:6px;box-shadow:0 24px 50px -20px rgba(70,45,10,.35);display:none}
.asn-more.open .asn-drop{display:block}
.asn-drop a{display:block;padding:10px 14px;border-radius:10px;font-size:14.5px;font-weight:600;color:#1C1A17}
.asn-drop a small{display:block;font-weight:500;font-size:12.5px;color:#857C6E}
.asn-drop a:hover,.asn-drop a.on{background:#FCEBDD}
.asn-r{justify-self:end;display:flex;align-items:center;gap:10px;font-size:14.5px;font-weight:600;color:#5E574C}
.asn-r a:hover{color:#1C1A17}
.asn-r .me{display:inline-flex;align-items:center;gap:8px}
.asn-r .me img{width:28px;height:28px;border-radius:50%;object-fit:cover}
.asn-r button{font:inherit;font-weight:600;background:none;border:1.5px solid #1C1A17;border-radius:999px;padding:6px 14px;cursor:pointer;color:#1C1A17}
.asn .hidden{display:none!important}
.asn-burger{display:none;width:42px;height:42px;border:0;background:none;cursor:pointer;align-items:center;justify-content:center}
.asn-burger span,.asn-burger span::before,.asn-burger span::after{display:block;width:20px;height:2px;background:#1C1A17;border-radius:2px;position:relative;transition:transform .25s,background .25s}
.asn-burger span::before,.asn-burger span::after{content:"";position:absolute;left:0}.asn-burger span::before{top:-6px}.asn-burger span::after{top:6px}
.asn.open .asn-burger span{background:transparent}.asn.open .asn-burger span::before{transform:translateY(6px) rotate(45deg)}.asn.open .asn-burger span::after{transform:translateY(-6px) rotate(-45deg)}
.asn-mob{display:none}
@media(max-width:820px){
 .asn-in{grid-template-columns:1fr auto auto;height:62px}
 .asn-pill{display:none}.asn-burger{display:flex}
 .asn.open .asn-mob{display:flex;flex-direction:column;padding:6px 24px 20px;border-top:1px solid #E8DDCB;background:#FBF7F0}
 .asn-mob a{padding:13px 2px;font-weight:600;font-size:16px;border-bottom:1px solid #E8DDCB;color:#1C1A17}
 .asn-mob a.on{color:#C2522C}
}
nav.sub{background:transparent!important}