@import url("./typescript.css");

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:#06070d;color:#e8eaf6;font-family:'Syne',sans-serif;overflow-x:hidden;cursor:auto;min-width:0}
:root{
  --bg:#06070d;--surface:#0d0f1a;--surface2:#131627;
  --border:rgba(255,255,255,0.08);
  --accent:#00e5ff;--accent2:#7c4dff;--accent3:#ff4081;
  --gold:#ffd54f;--text:#e8eaf6;--muted:#7986cb;
  --green:#2563eb;
  --nav-h:60px;--sb-w:256px;
}
#cur{position:fixed;width:10px;height:10px;background:var(--accent);border-radius:50%;pointer-events:none;z-index:9999;transform:translate(-50%,-50%);transition:width .2s,height .2s;mix-blend-mode:screen;box-shadow:0 0 10px #00e5ff,0 0 20px #00e5ff}

/* Cursor hover effect */
a:hover ~ #cur,
button:hover ~ #cur{
width:16px;
height:16px;
background:#fff;
}

a:hover ~ #cur-ring,
button:hover ~ #cur-ring{
width:50px;
height:50px;
border-color:#00e5ff;
}
body::before{content:'';position:fixed;inset:0;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");pointer-events:none;z-index:1000;opacity:.5}
body::after{content:'';position:fixed;inset:0;background:repeating-linear-gradient(0deg,transparent,transparent 2px,rgba(0,0,0,0.04) 2px,rgba(0,0,0,0.04) 4px);pointer-events:none;z-index:999}

/* -- NAV -- */
nav{position:fixed;top:0;left:0;right:0;height:var(--nav-h);z-index:700;display:flex;align-items:center;justify-content:space-between;padding:0 24px;background:rgba(6,7,13,.94);backdrop-filter:blur(20px);border-bottom:1px solid var(--border)}
.nav-logo{display:flex;align-items:center;gap:10px;text-decoration:none;background:none;-webkit-text-fill-color:unset}
.nav-logo img{width:34px;height:34px;border-radius:999px;flex:0 0 34px;border:1px solid var(--border, rgba(255,255,255,0.08));box-shadow:0 10px 30px rgba(0,229,255,0.12)}
.nav-brand{font-size:18px;font-weight:800;letter-spacing:-0.5px;background:linear-gradient(135deg,var(--accent,#00e5ff),var(--accent2,#7c4dff));-webkit-background-clip:text;-webkit-text-fill-color:transparent;white-space:nowrap}
.nav-links{display:flex;gap:20px;list-style:none}
.nav-links a{color:var(--muted);text-decoration:none;font-size:12px;font-weight:600;letter-spacing:.5px;text-transform:uppercase;transition:color .2s;cursor:none;position:relative}
.nav-links a::after{content:'';position:absolute;bottom:-3px;left:0;right:0;height:1px;background:var(--accent);transform:scaleX(0);transition:transform .3s}
.nav-links a:hover{color:var(--text)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:12px}
.sb-toggle{display:none;background:rgba(0,229,255,.1);border:1px solid rgba(0,229,255,.25);color:var(--accent);padding:7px 12px;border-radius:6px;font-family:'Syne',sans-serif;font-size:12px;font-weight:700;cursor:pointer;transition:all .2s}
.sb-toggle:hover{background:rgba(0,229,255,.18)}

.mana-light body{background:#f6f7fb;color:#111}
.mana-light :root{
  --bg:#f6f7fb;--surface:#ffffff;--surface2:#f3f4f6;
  --border:rgba(0,0,0,0.08);
  --text:#0f172a;--muted:#475569;
}

.sb-overlay{position:fixed;inset:0;background:rgba(0,0,0,.55);opacity:0;pointer-events:none;transition:opacity .2s;z-index:98}
.sb-overlay.open{opacity:1;pointer-events:auto}

.page-wrap{display:flex;height:calc(100vh - var(--nav-h));margin-top:var(--nav-h);overflow:hidden}

/* -- SIDEBAR (match HTML tutorial) -- */
.sidebar{width:var(--sb-w);min-width:var(--sb-w);height:100%;overflow-y:auto;overflow-x:hidden;background:var(--surface);border-right:1px solid var(--border);flex-shrink:0;scrollbar-width:thin;scrollbar-color:var(--accent2) transparent;transition:transform .3s ease,width .3s ease;z-index:200}
.sidebar::-webkit-scrollbar{width:3px}
.sidebar::-webkit-scrollbar-thumb{background:var(--accent2);border-radius:2px}
.sb-top{padding:16px 14px 12px;position:sticky;top:0;background:var(--surface);border-bottom:1px solid var(--border);z-index:10}
.sb-title{font-size:10px;font-weight:700;letter-spacing:2.5px;text-transform:uppercase;color:var(--accent);margin-bottom:10px;display:flex;align-items:center;gap:6px}
.sb-title::before{content:'';width:5px;height:5px;background:var(--accent);border-radius:50%;animation:blink 1.5s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:0}}
.sb-search{display:flex;align-items:center;gap:7px;background:var(--surface2);border:1px solid var(--border);border-radius:7px;padding:7px 10px;transition:border-color .2s}
.sb-search:focus-within{border-color:var(--accent)}
.sb-search input{background:none;border:none;outline:none;color:var(--text);font-family:'Syne',sans-serif;font-size:12px;width:100%}
.sb-search input::placeholder{color:var(--muted);opacity:.7}
.sb-body{padding:6px 0 28px}
.sb-group{padding:12px 14px 4px;font-size:9px;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--muted);opacity:.55}
.sb-link{display:flex;align-items:center;gap:8px;padding:8px 14px;font-size:12.5px;font-weight:500;color:var(--muted);cursor:none;text-decoration:none;transition:all .18s;border-left:2px solid transparent;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sb-link:hover{color:var(--text);background:rgba(255,255,255,.035);border-left-color:rgba(0,229,255,.35)}
.sb-link.active{color:var(--accent);background:rgba(0,229,255,.08);border-left-color:var(--accent);font-weight:700}
.sb-dot{width:5px;height:5px;border-radius:50%;background:currentColor;flex-shrink:0;opacity:.45;transition:opacity .2s}
.sb-link.active .sb-dot,.sb-link:hover .sb-dot{opacity:1}
.sb-ico{font-size:12px;line-height:1;opacity:.9;flex-shrink:0}
.sb-num{margin-left:auto;font-size:9px;font-weight:700;background:rgba(0,229,255,.1);border:1px solid rgba(0,229,255,.2);color:var(--accent);padding:1px 6px;border-radius:10px;flex-shrink:0}

/* -- MAIN (match HTML tutorial) -- */
.main{flex:1;min-width:0;height:100%;overflow-y:auto;overflow-x:hidden;scrollbar-width:thin;scrollbar-color:var(--surface2) transparent}
.main::-webkit-scrollbar{width:4px}
.main::-webkit-scrollbar-thumb{background:var(--surface2);border-radius:2px}

/* -- PAGE HERO (match HTML tutorial) -- */
.page-hero{padding:40px clamp(20px,4vw,64px) 36px;background:var(--surface);border-bottom:1px solid var(--border);position:relative;overflow:hidden}
.page-hero::before{content:'';position:absolute;top:-140px;right:-60px;width:400px;height:400px;background:radial-gradient(circle,rgba(0,229,255,.08) 0%,transparent 65%);pointer-events:none}
.page-hero::after{content:'';position:absolute;bottom:-100px;left:-60px;width:300px;height:300px;background:radial-gradient(circle,rgba(124,77,255,.07) 0%,transparent 65%);pointer-events:none}
.breadcrumb{display:flex;align-items:center;gap:7px;font-size:11px;color:var(--muted);margin-bottom:14px;flex-wrap:wrap;position:relative;z-index:1}
.breadcrumb a{color:var(--accent);text-decoration:none;cursor:none}
.breadcrumb a:hover{color:var(--text)}
.page-badge{display:inline-flex;align-items:center;gap:7px;background:rgba(255,64,129,.08);border:1px solid rgba(255,64,129,.22);padding:4px 13px;border-radius:100px;font-size:10px;color:var(--accent3);font-weight:700;letter-spacing:1px;text-transform:uppercase;margin-top:14px}
.page-hero h1{margin-top:10px;font-size:clamp(26px,4.5vw,54px);font-weight:800;letter-spacing:-1.5px;line-height:1.05}
.page-hero h1 em{font-family:'Instrument Serif',serif;font-style:italic;font-weight:400;color:var(--accent)}
.page-hero p{margin-top:12px;font-size:clamp(13px,1.4vw,15px);color:var(--muted);max-width:560px;line-height:1.75;font-weight:400}
.hero-chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}
.chip{padding:4px 13px;border-radius:100px;font-size:11px;font-weight:600;border:1px solid var(--border);color:var(--muted)}
.chip.c1{background:rgba(0,229,255,.06);border-color:rgba(0,229,255,.2);color:var(--accent)}
.chip.c2{background:rgba(37,99,235,.06);border-color:rgba(37,99,235,.2);color:var(--green)}
.chip.c3{background:rgba(255,213,79,.06);border-color:rgba(255,213,79,.2);color:var(--gold)}
.prog-wrap{margin-top:20px;max-width:400px}
.prog-labels{display:flex;justify-content:space-between;font-size:11px;color:var(--muted);margin-bottom:6px}
.prog-bar{height:4px;background:var(--surface2);border-radius:2px;overflow:hidden;border:1px solid var(--border)}
.prog-fill{height:100%;border-radius:2px;background:linear-gradient(90deg,var(--accent),var(--accent2))}

.content{padding:clamp(24px,4vw,56px) clamp(20px,4vw,64px)}
.qnav{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px;margin-bottom:40px}
.qn{padding:5px 13px;border-radius:100px;font-size:11px;font-weight:600;border:1px solid var(--border);color:var(--muted);cursor:none;transition:all .2s;text-decoration:none;white-space:nowrap;background:transparent}
.qn:hover{border-color:var(--accent);color:var(--accent);background:rgba(0,229,255,.05)}

.ex-card{border:1px solid var(--border);border-radius:16px;background:rgba(255,255,255,.02);padding:14px}
.ex-head{display:flex;gap:10px;align-items:center;font-weight:900}
.ex-body{color:var(--muted);margin-top:8px}
.nav-cta{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:10px 14px;border-radius:12px;border:1px solid rgba(0,229,255,.35);background:rgba(0,229,255,.10);color:var(--text);text-decoration:none;font-weight:900;font-size:13px}
.nav-cta:hover{background:rgba(0,229,255,.14)}

.bot-nav{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;margin-top:52px;padding-top:24px;border-top:1px solid var(--border)}
.bnav{display:flex;align-items:center;gap:10px;padding:10px 16px;border:1px solid var(--border);border-radius:8px;cursor:none;text-decoration:none;transition:all .2s;color:var(--muted);font-weight:600;background:transparent}
.bnav:hover{border-color:var(--accent);color:var(--accent)}
.bnav-sub{font-size:9px;font-weight:700;letter-spacing:1px;text-transform:uppercase;opacity:.5;display:block}
.bnav-title{font-size:12px;font-weight:700;color:var(--text);display:block}

.topic-shell{display:grid;gap:14px;margin-top:16px}
.topic{border:1px solid var(--border);border-radius:16px;background:rgba(255,255,255,.02);padding:14px}
.t-head{display:flex;justify-content:space-between;align-items:center;gap:10px}
.t-badge{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:900}
.t-list{margin:10px 0 0 18px;color:var(--muted)}
.t-list li{margin:6px 0}

.ed-wrap textarea{width:100%;min-height:220px;margin-top:10px;border-radius:12px;border:1px solid var(--border);background:var(--surface2);color:var(--text);padding:12px;font-family:'JetBrains Mono',monospace;font-size:12px;line-height:1.6;outline:none}
.ed-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}
.ed-preview{width:100%;border:1px solid var(--border);border-radius:12px;background:#fff;margin-top:10px;min-height:190px}

@media(max-width:1000px){
  .nav-links{display:none}
}
@media(max-width:768px){
  .sb-toggle{display:flex;align-items:center;gap:6px}
  .sidebar{position:fixed;top:var(--nav-h);left:0;bottom:0;transform:translateX(-100%);box-shadow:4px 0 24px rgba(0,0,0,.5)}
  .sidebar.open{transform:translateX(0)}
  .sb-overlay{display:none;position:fixed;inset:0;top:var(--nav-h);background:rgba(0,0,0,.6);z-index:199;backdrop-filter:blur(4px)}
  .sb-overlay.open{display:block}
}

@media(max-width:480px){
  .hero-chips{gap:6px}
  .qnav{gap:5px}
}

  @media (max-width: 720px){
    .bot-nav{flex-direction:column;align-items:stretch}
    .bnav{justify-content:space-between}
    #completeLbl{text-align:center}
  }

/* Normal cursor: disable the custom circle cursor */
#cur,#cur-ring{display:none !important}
a,button,[role="button"],.nav-cta,.sb-link,.qn,.mc,.bnav,.topic-card{cursor:pointer !important}
input,textarea{cursor:text !important}