/* Elite Hockey Drills — Library shared CSS */
:root{
  --bg:#070708; --bg-2:#0C0C10; --bg-3:#131318;
  --line:#1B1B22; --line-2:#25252E;
  --ink:#ECEDEF; --ink-2:#9398A2; --ink-3:#5A5F6B;
  --ice:#5DB4E5; --ice-soft:#5DB4E518; --ice-line:#5DB4E535;
  --warm:#E8B777; --card:#0E0E13; --card-2:#14141B; --green:#4FB371;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
[hidden]{display:none!important;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  font-family:'Inter Tight',-apple-system,BlinkMacSystemFont,system-ui,sans-serif;
  background:var(--bg); color:var(--ink); line-height:1.5; overflow-x:hidden;
  -webkit-font-smoothing:antialiased; -moz-osx-font-smoothing:grayscale;
}
img,svg{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
input,select,textarea{font-family:inherit;}
body::after{
  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='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.45'/%3E%3C/svg%3E");
  pointer-events:none; z-index:1; mix-blend-mode:overlay; opacity:.35;
}
.display{font-family:'Bebas Neue',sans-serif;letter-spacing:.01em;line-height:.92;font-weight:400;}
.serif{font-family:'Instrument Serif',serif;font-style:italic;font-weight:400;letter-spacing:-.01em;}
.eyebrow{font-size:11px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-3);}
.eyebrow.ice{color:var(--ice);}
.wrap{max-width:1240px;margin:0 auto;padding:0 24px;}
section{position:relative;z-index:2;}
/* NAV */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:90;
  padding:16px 24px;
  display:flex;align-items:center;justify-content:space-between;
  background:rgba(7,7,8,.7);
  backdrop-filter:blur(18px) saturate(150%);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  border-bottom:1px solid transparent;
  transition:border-color .3s,background .3s;
}
.nav.scrolled{border-bottom-color:var(--line);}
.nav-logo{
  font-family:'Bebas Neue',sans-serif;font-size:18px;letter-spacing:.14em;
  display:flex;align-items:center;gap:8px;
}
.nav-logo .dot{
  width:6px;height:6px;background:var(--ice);border-radius:50%;
  box-shadow:0 0 12px var(--ice);animation:dotPulse 2.4s ease-in-out infinite;
}
@keyframes dotPulse{0%,100%{opacity:1;}50%{opacity:.45;}}
.nav-links{display:none;gap:32px;list-style:none;}
.nav-links a{font-size:13px;font-weight:500;color:var(--ink-2);letter-spacing:.04em;transition:color .2s;}
.nav-links a:hover,.nav-links a[aria-current]{color:var(--ink);}
.nav-links a{position:relative;}
.nav-links a::after{
  content:'';position:absolute;bottom:-4px;left:0;width:100%;height:1px;
  background:var(--warm);transform:scaleX(0);transform-origin:right center;
  transition:transform .4s cubic-bezier(.2,.7,.2,1);
}
.nav-links a:hover::after,.nav-links a[aria-current]::after{transform:scaleX(1);transform-origin:left center;}
@media(min-width:900px){.nav-links{display:flex;}.nav{padding:18px 40px;}}
/* BUTTONS */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:16px 24px;font-size:14px;font-weight:600;letter-spacing:.02em;
  border-radius:100px;transition:all .25s cubic-bezier(.4,0,.2,1);
  white-space:nowrap;min-height:50px;
}
.btn-primary{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#1A1410 0%,#0C0907 100%);
  color:#E8B777;border:1px solid rgba(232,183,119,.18);
  box-shadow:inset 0 1px 0 rgba(232,183,119,.08),inset 0 -1px 0 rgba(0,0,0,.4),0 1px 2px rgba(0,0,0,.5);
  transition:transform .45s cubic-bezier(.2,.7,.2,1),box-shadow .45s cubic-bezier(.2,.7,.2,1),border-color .35s,color .35s;
  font-weight:600;letter-spacing:.03em;
}
.btn-primary::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(ellipse at center,rgba(232,183,119,.10) 0%,rgba(232,183,119,0) 70%);
  opacity:0;transition:opacity .5s cubic-bezier(.2,.7,.2,1);pointer-events:none;
}
.btn-primary::after{
  content:'';position:absolute;top:0;left:0;width:100%;height:100%;
  background:linear-gradient(120deg,transparent 0%,rgba(232,183,119,.20) 50%,transparent 100%);
  transform:translateX(-130%);transition:transform 1.1s cubic-bezier(.25,.8,.25,1);pointer-events:none;
}
.btn-primary:hover{
  transform:translateY(-3px);border-color:rgba(232,183,119,.4);color:#F2C589;
  box-shadow:inset 0 1px 0 rgba(232,183,119,.15),inset 0 -1px 0 rgba(0,0,0,.5),
    0 18px 40px -14px rgba(0,0,0,.6),0 0 40px -12px rgba(232,183,119,.18);
}
.btn-primary:hover::before{opacity:1;}
.btn-primary:hover::after{transform:translateX(130%);}
.btn-primary:active{transform:translateY(-1px);transition:transform .12s ease;}
.btn-ghost{
  border:1px solid var(--line-2);color:var(--ink);background:transparent;
  transition:all .35s cubic-bezier(.2,.7,.2,1);letter-spacing:.03em;font-weight:500;
}
.btn-ghost:hover{border-color:var(--warm);color:var(--warm);transform:translateY(-2px);}
.btn-arrow{transition:transform .4s cubic-bezier(.2,.7,.2,1);}
.btn-primary:hover .btn-arrow,.btn-ghost:hover .btn-arrow{transform:translateX(6px);}
/* FOOTER */
.footer{background:#040405;border-top:1px solid var(--line);padding:64px 24px 100px;}
.footer-inner{max-width:1240px;margin:0 auto;display:grid;gap:40px;margin-bottom:40px;}
.footer-brand p{color:var(--ink-3);font-size:13px;line-height:1.7;margin-top:16px;max-width:280px;}
.footer-col h4{font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--ice);margin-bottom:18px;}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:13.5px;color:var(--ink-2);transition:color .2s;}
.footer-col a:hover{color:var(--ink);}
.footer-bottom{
  max-width:1240px;margin:0 auto;padding-top:32px;border-top:1px solid var(--line);
  display:flex;flex-direction:column;gap:14px;font-size:12px;color:var(--ink-3);
}
.footer-ig{display:inline-flex;align-items:center;gap:8px;color:var(--ice);}
@media(min-width:780px){
  .footer{padding:80px 40px 100px;}
  .footer-inner{grid-template-columns:2fr 1fr 1fr 1fr;}
  .footer-bottom{flex-direction:row;justify-content:space-between;align-items:center;}
}
/* REVEAL */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .8s cubic-bezier(.2,.8,.2,1),transform .8s cubic-bezier(.2,.8,.2,1);}
.reveal.in{opacity:1;transform:translateY(0);}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none;}}

/* ── LIBRARY HERO ── */
.lib-hero{
  padding:130px 24px 72px;position:relative;overflow:hidden;
  background:var(--bg);
}
.lib-hero-glow{
  position:absolute;top:-30%;right:-15%;
  width:80vw;height:80vw;max-width:800px;
  background:radial-gradient(closest-side,rgba(93,180,229,.07) 0%,transparent 70%);
  pointer-events:none;filter:blur(40px);z-index:0;
}
.lib-hero-grid{
  position:absolute;inset:0;
  background:
    repeating-linear-gradient(0deg,transparent,transparent 80px,rgba(93,180,229,.012) 80px,rgba(93,180,229,.012) 81px),
    repeating-linear-gradient(90deg,transparent,transparent 80px,rgba(93,180,229,.012) 80px,rgba(93,180,229,.012) 81px);
  pointer-events:none;z-index:0;
}
.lib-hero-content{position:relative;z-index:2;max-width:900px;}
.lib-eyebrow{margin-bottom:20px;}
.lib-title{
  font-size:clamp(64px,13vw,116px);line-height:.88;
  margin-bottom:16px;
}
.lib-title .serif{color:var(--ice);}
.lib-subtitle{font-size:15px;color:var(--ink-3);letter-spacing:.04em;margin-bottom:40px;}
@media(min-width:900px){.lib-hero{padding:160px 40px 88px;}}

/* HERO SEARCH */
.hero-search{
  position:relative;display:flex;align-items:center;
  max-width:680px;
  background:rgba(14,14,19,.8);
  border:1px solid var(--line-2);border-radius:100px;
  transition:border-color .3s,box-shadow .3s;
}
.hero-search:focus-within{
  border-color:rgba(93,180,229,.5);
  box-shadow:0 0 0 4px rgba(93,180,229,.08),0 24px 48px -16px rgba(0,0,0,.5);
}
.hero-search-icon{
  position:absolute;left:22px;color:var(--ink-3);pointer-events:none;flex-shrink:0;
  transition:color .2s;
}
.hero-search:focus-within .hero-search-icon{color:var(--ice);}
.hero-search-input{
  width:100%;padding:18px 52px 18px 56px;
  background:transparent;border:none;outline:none;
  color:var(--ink);font-size:16px;font-family:inherit;
}
.hero-search-input::placeholder{color:var(--ink-3);}
.hero-search-clear{
  position:absolute;right:18px;color:var(--ink-3);font-size:14px;
  cursor:pointer;padding:6px;transition:color .2s;border-radius:50%;
}
.hero-search-clear:hover{color:var(--ink);}
#resultCount{
  font-size:12px;color:var(--ink-3);letter-spacing:.06em;
  margin-top:14px;min-height:18px;
}

/* ── CATEGORY TABS (sticky, auto-hide on scroll-down) ── */
.cat-tabs-wrap{
  position:sticky;top:56px;z-index:50;
  background:rgba(7,7,8,.92);backdrop-filter:blur(18px) saturate(150%);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  border-bottom:1px solid var(--line);
  transform:translateY(0);
  transition:transform .3s cubic-bezier(.4,0,.2,1);
  will-change:transform;
}
.cat-tabs-wrap.tabs-hidden{transform:translateY(-100%);}
.cat-tabs-wrap .wrap{overflow-x:auto;scrollbar-width:none;}
.cat-tabs-wrap .wrap::-webkit-scrollbar{display:none;}
.cat-tabs{display:flex;gap:4px;padding:10px 0;min-width:max-content;}
.cat-tab{
  padding:7px 16px;border-radius:100px;
  font-size:12px;font-weight:600;letter-spacing:.04em;
  border:1px solid transparent;color:var(--ink-3);background:transparent;
  cursor:pointer;white-space:nowrap;
  transition:color .2s,background .2s,border-color .2s;
}
.cat-tab:hover{color:var(--ink);}
.cat-tab.is-active{background:var(--ice-soft);border-color:var(--ice-line);color:var(--ice);}
.cat-tab--all.is-active{background:rgba(232,183,119,.08);border-color:rgba(232,183,119,.2);color:var(--warm);}
.cat-tab:focus-visible{outline:2px solid var(--ice);outline-offset:2px;}
.cat-tab-count{display:inline-block;margin-left:4px;font-size:10px;opacity:.6;font-weight:700;}

/* ── CATEGORY GROUPS ── */
.grouped-section{padding:48px 0 100px;}
.cat-group{margin-bottom:72px;}
.cat-group-header{
  display:flex;align-items:baseline;gap:16px;
  padding-bottom:18px;margin-bottom:24px;
  border-bottom:1px solid var(--line);
}
.cat-group-title{
  font-size:clamp(26px,5vw,44px);color:var(--ink);line-height:1;
}
.cat-group-count{
  font-size:11px;font-weight:700;letter-spacing:.14em;
  color:var(--ink-3);text-transform:uppercase;
}

/* ── EXERCISE GRID ── */
.ex-grid{
  display:grid;gap:14px;
  grid-template-columns:repeat(auto-fill,minmax(260px,1fr));
}
.results-section{padding:40px 0 100px;}

/* ── EXERCISE CARD ── */
.ex-card{
  display:flex;align-items:flex-start;justify-content:space-between;gap:12px;
  padding:22px 20px 22px 24px;
  background:var(--card);border:1px solid var(--line);border-radius:16px;
  cursor:pointer;
  transition:transform .35s cubic-bezier(.2,.7,.2,1),border-color .35s,box-shadow .35s;
  text-decoration:none;color:inherit;
}
.ex-card:hover{
  transform:translateY(-5px);border-color:var(--ice-line);
  box-shadow:0 20px 40px -14px rgba(0,0,0,.55),0 0 48px rgba(93,180,229,.06);
}
.ex-card:focus-visible{outline:2px solid var(--ice);outline-offset:2px;}
.ex-card-inner{flex:1;min-width:0;}
.ex-cat-tag{
  display:inline-block;font-size:9px;font-weight:700;letter-spacing:.16em;
  text-transform:uppercase;color:var(--ice);margin-bottom:10px;
}
.ex-card-name{
  font-size:clamp(17px,3vw,21px);line-height:1.05;
  color:var(--ink);margin-bottom:8px;
  overflow:hidden;text-overflow:ellipsis;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
}
.ex-card-muscles{font-size:11px;color:var(--ink-3);}
.ex-card-arrow{
  color:var(--ink-3);flex-shrink:0;margin-top:2px;
  transition:transform .35s cubic-bezier(.2,.7,.2,1),color .25s;
}
.ex-card:hover .ex-card-arrow{transform:translateX(5px);color:var(--ice);}

/* ── EMPTY STATE ── */
.empty-state{text-align:center;padding:100px 24px;}
.empty-headline{font-size:clamp(48px,10vw,80px);color:var(--ink-3);}
.empty-sub{color:var(--ink-2);font-size:15px;margin:14px 0 32px;}

/* SR only */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0;}