/* claude-skills — shared skill-page theme */
*{box-sizing:border-box;}
:root{
  --bg:#070710; --bg2:#0b0b16;
  --text:#f4f5fb; --dim:rgba(244,245,251,.66); --mute:rgba(244,245,251,.40);
  --surface:rgba(255,255,255,.045); --surface2:rgba(255,255,255,.075);
  --border:rgba(255,255,255,.10); --border2:rgba(255,255,255,.17);
  --a1:#a78bfa; --a2:#22d3ee; --a3:#e879f9; --lime:#bef264;
  --warn:#fbbf24; --ok:#34d399;
  --font-d:'Space Grotesk',sans-serif; --font-b:'Hanken Grotesk',sans-serif; --font-m:'JetBrains Mono',ui-monospace,monospace;
}
html{scroll-behavior:smooth;}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-b);-webkit-font-smoothing:antialiased;overflow-x:hidden;line-height:1.6;}
::selection{background:rgba(167,139,250,.35);}
a{color:inherit;text-decoration:none;}
code,pre{font-family:var(--font-m);}
::-webkit-scrollbar{height:6px;width:6px;}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,.15);border-radius:6px;}

/* background */
.bgfx{position:fixed;inset:0;z-index:-1;overflow:hidden;background:radial-gradient(120% 90% at 50% -10%,#120b2e 0%,var(--bg) 55%);}
.blob{position:absolute;border-radius:50%;filter:blur(70px);}
@keyframes drift{0%{transform:translate(0,0) scale(1);}50%{transform:translate(40px,-30px) scale(1.12);}100%{transform:translate(0,0) scale(1);}}
.blob.b1{top:-12%;left:-6%;width:42vw;height:42vw;background:radial-gradient(circle,rgba(167,139,250,.38),transparent 65%);animation:drift 24s ease-in-out infinite;}
.blob.b2{top:22%;right:-12%;width:40vw;height:40vw;background:radial-gradient(circle,rgba(34,211,238,.26),transparent 65%);animation:drift 30s ease-in-out infinite reverse;}
.blob.b3{bottom:-16%;left:26%;width:38vw;height:38vw;background:radial-gradient(circle,rgba(232,121,249,.20),transparent 65%);animation:drift 27s ease-in-out infinite;}

.wrap{max-width:1080px;margin:0 auto;padding:0 24px;}

/* nav */
.sk-nav{position:sticky;top:0;z-index:100;background:rgba(8,8,18,.55);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border);}
.sk-nav .row{max-width:1080px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;gap:18px;}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--font-d);font-weight:700;font-size:17px;letter-spacing:-.02em;}
.brand .logo{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--a1),var(--a2));display:grid;place-items:center;font-family:var(--font-m);font-weight:600;color:#0a0a12;font-size:14px;box-shadow:0 4px 18px rgba(167,139,250,.5);}
.sk-nav .links{display:flex;align-items:center;gap:22px;margin-left:8px;font-size:14.5px;font-weight:500;}
.sk-nav .links a{color:var(--dim);transition:color .2s;}
.sk-nav .links a:hover,.sk-nav .links a.active{color:var(--text);}
.sk-nav .cta{margin-left:auto;display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border:none;border-radius:11px;font-family:var(--font-b);font-size:14px;font-weight:600;color:#0a0a12;background:linear-gradient(120deg,var(--a1),var(--a2));cursor:pointer;}
@media(max-width:720px){ .sk-nav .links{display:none;} }

/* hero */
.s-hero{padding:64px 0 28px;}
.crumb{font-family:var(--font-m);font-size:13px;color:var(--dim);margin-bottom:18px;display:inline-flex;gap:8px;align-items:center;}
.crumb a{color:var(--a2);}
.badge{display:inline-flex;align-items:center;gap:9px;padding:6px 13px;border:1px solid var(--border2);border-radius:100px;background:var(--surface);font-size:12.5px;font-weight:500;color:var(--dim);font-family:var(--font-m);}
.s-hero h1{font-family:var(--font-d);font-weight:700;font-size:clamp(2.4rem,5.4vw,3.9rem);line-height:1;letter-spacing:-.035em;margin:18px 0 16px;}
.s-hero .grad{background:linear-gradient(105deg,var(--a1),var(--a2) 60%,var(--a3));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.s-hero .lede{font-size:clamp(1.05rem,1.7vw,1.28rem);color:var(--dim);max-width:680px;line-height:1.55;margin:0 0 24px;}
.s-hero .lede strong{color:var(--text);font-weight:600;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:8px;}

/* sections */
section{padding:46px 0;}
/* combined selector beats .wrap's horizontal-only padding so vertical spacing survives */
section.wrap{padding-top:60px;padding-bottom:60px;}
section[id]{scroll-margin-top:84px;}
.s-hero.wrap{padding-top:72px;padding-bottom:30px;}
.diagram{margin:6px 0;}
.w5h{margin-top:8px;}
.kicker{font-family:var(--font-m);font-size:13px;letter-spacing:.06em;text-transform:uppercase;margin-bottom:12px;}
.kicker.p{color:var(--a3);} .kicker.c{color:var(--a2);} .kicker.l{color:var(--lime);}
h2.sec{font-family:var(--font-d);font-weight:700;font-size:clamp(1.9rem,4vw,2.8rem);letter-spacing:-.03em;line-height:1.04;margin:0 0 14px;}
.sec-lede{font-size:16px;color:var(--dim);max-width:720px;line-height:1.6;margin:0 0 26px;}
h3.sub{font-family:var(--font-d);font-weight:600;font-size:20px;letter-spacing:-.02em;margin:0 0 8px;}

/* glass card */
.glass{background:rgba(13,13,24,.5);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid var(--border);border-radius:20px;}
.pad{padding:26px;}

/* 5W1H grid */
.w5h{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px;}
.w5h .cell{background:rgba(13,13,24,.5);border:1px solid var(--border);border-radius:18px;padding:24px;transition:transform .3s cubic-bezier(.2,.7,.2,1),border-color .3s;}
.w5h .cell:hover{transform:translateY(-4px);border-color:var(--border2);}
.w5h .ic{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;margin-bottom:14px;border:1px solid var(--border2);}
.w5h .tag{font-family:var(--font-m);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--mute);margin-bottom:4px;}
.w5h h3{font-family:var(--font-d);font-weight:600;font-size:19px;letter-spacing:-.02em;margin:0 0 8px;}
.w5h p{font-size:14px;color:var(--dim);line-height:1.6;margin:0;}
.w5h p+p{margin-top:8px;}

/* diagrams */
.diagram{border-radius:16px;background:linear-gradient(160deg,rgba(167,139,250,.10),rgba(34,211,238,.04));border:1px solid var(--border);padding:22px 24px;}
.diagram svg{width:100%;height:auto;display:block;}
.diagram .cap{font-size:13px;color:var(--mute);text-align:center;margin-top:12px;font-family:var(--font-m);}
.two{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:center;}
@media(max-width:780px){ .two{grid-template-columns:1fr;} }

/* bullets */
.blist{display:flex;flex-direction:column;gap:11px;margin:0;padding:0;list-style:none;}
.blist li{display:flex;gap:11px;align-items:flex-start;font-size:14.5px;color:var(--dim);line-height:1.55;}
.blist li::before{content:"▸";color:var(--a2);flex-shrink:0;margin-top:1px;}
.blist li strong{color:var(--text);font-weight:600;}
.blist code{color:var(--a1);font-size:13px;}

/* steps */
.steps{display:flex;flex-direction:column;gap:14px;}
.step{display:flex;gap:18px;align-items:flex-start;background:rgba(13,13,24,.5);border:1px solid var(--border);border-radius:16px;padding:20px 22px;}
.step .n{font-family:var(--font-d);font-weight:700;font-size:24px;letter-spacing:-.03em;background:linear-gradient(120deg,var(--a1),var(--a2));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;flex-shrink:0;width:40px;}
.step .body{flex:1;min-width:0;}
.step h3{font-family:var(--font-d);font-weight:600;font-size:18px;margin:0 0 5px;letter-spacing:-.02em;}
.step p{font-size:14px;color:var(--dim);margin:0 0 12px;line-height:1.55;}

/* terminal / code */
.term{display:flex;align-items:center;gap:9px;background:rgba(0,0,0,.5);border:1px solid var(--border);border-radius:12px;padding:9px 9px 9px 14px;}
.term .dollar{color:var(--a2);font-family:var(--font-m);font-size:13px;}
.term code{flex:1;color:var(--text);font-size:13px;white-space:nowrap;overflow:auto;}
.cs-copy{border:none;border-radius:8px;padding:8px 14px;font-family:var(--font-b);font-size:13px;font-weight:600;color:#0a0a12;background:linear-gradient(120deg,var(--a1),var(--a2));cursor:pointer;white-space:nowrap;}
pre.code{background:rgba(0,0,0,.5);border:1px solid var(--border);border-radius:14px;padding:18px 20px;overflow:auto;font-size:12.5px;line-height:1.7;color:#cfe9ff;margin:0;}
pre.code .c{color:var(--mute);} pre.code .g{color:var(--lime);} pre.code .v{color:var(--a2);} pre.code .m{color:var(--a1);}

/* callout */
.callout{display:flex;gap:13px;border-radius:14px;padding:16px 18px;font-size:14px;line-height:1.55;border:1px solid var(--border2);}
.callout .ic{flex-shrink:0;margin-top:1px;}
.callout.note{background:rgba(34,211,238,.06);border-color:rgba(34,211,238,.20);}
.callout.warn{background:rgba(251,191,36,.07);border-color:rgba(251,191,36,.22);}
.callout.good{background:rgba(190,242,100,.06);border-color:rgba(190,242,100,.20);}
.callout strong{color:var(--text);font-weight:600;}

/* pills row */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border-radius:13px;font-weight:600;font-size:15px;cursor:pointer;}
.btn.solid{color:#0a0a12;background:var(--text);}
.btn.grad{color:#0a0a12;background:linear-gradient(120deg,var(--a1),var(--a2));border:none;}
.btn.ghost{border:1px solid var(--border2);background:var(--surface);color:var(--text);}

/* status chips */
.chips{display:flex;flex-wrap:wrap;gap:8px;}
.schip{font-family:var(--font-m);font-size:12px;font-weight:600;padding:6px 12px;border-radius:100px;border:1px solid var(--border2);background:var(--surface);display:inline-flex;align-items:center;gap:7px;}
.dot{width:8px;height:8px;border-radius:50%;}

/* table */
.tbl{width:100%;border-collapse:collapse;background:rgba(13,13,24,.5);border:1px solid var(--border);border-radius:16px;overflow:hidden;font-size:14px;}
.tbl th,.tbl td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--border);vertical-align:top;}
.tbl thead th{font-family:var(--font-m);font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--a2);background:rgba(255,255,255,.02);}
.tbl tbody tr:last-child td{border-bottom:none;}
.tbl td.k{color:var(--text);font-weight:600;white-space:nowrap;}

/* footer */
footer{border-top:1px solid var(--border);background:rgba(7,7,16,.6);backdrop-filter:blur(14px);margin-top:30px;}
footer .row{max-width:1080px;margin:0 auto;padding:30px 24px;display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;font-size:13px;color:var(--mute);font-family:var(--font-m);}
footer a{color:var(--a2);}

/* three.js background mount */
#fx{position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity 1.2s ease;}
#fx.on{opacity:1;}
.vignette{position:absolute;inset:0;background:radial-gradient(140% 120% at 50% 0%,transparent 38%,rgba(7,7,16,.6) 100%);}

/* motion */
@keyframes csdash{to{stroke-dashoffset:-24;}}
.cs-flow{stroke-dasharray:5 7;animation:csdash 1.4s linear infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.78);}}
.schip .dot{animation:pulse 2.6s ease-in-out infinite;}
@keyframes floaty{0%{transform:translateY(0);}50%{transform:translateY(-7px);}100%{transform:translateY(0);}}
.diagram svg{will-change:transform;}
.diagram.float svg{animation:floaty 7s ease-in-out infinite;}

/* reveal */
[data-reveal]{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1);}
[data-reveal].in{opacity:1;transform:none;}
[data-reveal][data-d="1"]{transition-delay:.08s;}
[data-reveal][data-d="2"]{transition-delay:.16s;}
[data-reveal][data-d="3"]{transition-delay:.24s;}
@media(prefers-reduced-motion:reduce){ [data-reveal]{opacity:1!important;transform:none!important;transition:none!important;} .blob,.cs-flow,.schip .dot,.diagram.float svg,#fx{animation:none!important;} #fx{opacity:0!important;} }