@font-face{font-family:"Plus Jakarta Sans";src:url(/assets/fonts/plus-jakarta-sans-latin-400-normal.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"Plus Jakarta Sans";src:url(/assets/fonts/plus-jakarta-sans-latin-600-normal.woff2) format("woff2");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:"Plus Jakarta Sans";src:url(/assets/fonts/plus-jakarta-sans-latin-800-normal.woff2) format("woff2");font-weight:800;font-style:normal;font-display:swap}

/* ChristmasU design system — "Emerald"
   Saturated emerald hero, pure white body, gold and red accents.
   Mobile first. No cream, no grey-beige, no off-white anywhere. */

:root{
  --em-900:#042E1F; --em-800:#05472F; --em-700:#076A45; --em-600:#0A7A4F;
  --em-500:#0D8A5B; --em-400:#14A077; --em-050:#EAF7F1;
  --gold:#FFC53D; --gold-700:#B07E00;
  --red:#D62A3D; --red-600:#E03A48; --red-050:#FDF0F2;
  --ink:#0A1411; --ink-70:#3E504A; --gr:#5D6D67; --gr-40:#8DA099;
  --ln:#E6EDEA; --white:#fff;
  --r-sm:10px; --r:14px; --r-lg:20px; --r-xl:28px; --r-pill:999px;
  --sh-1:0 1px 2px rgba(10,20,17,.06), 0 1px 3px rgba(10,20,17,.04);
  --sh-2:0 10px 30px rgba(10,20,17,.09);
  --sh-3:0 30px 70px rgba(4,46,31,.30);
  --fs:clamp(15.5px,.95rem + .1vw,16.5px);
  --wrap:1180px; --gut:20px;
  color-scheme:light;
}
@media (min-width:720px){ :root{ --gut:32px } }
@media (min-width:1040px){ :root{ --gut:44px } }

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0; background:var(--white); color:var(--ink);
  font-family:"Plus Jakarta Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  font-size:var(--fs); line-height:1.58; -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img,svg{max-width:100%}
a{color:inherit}
h1,h2,h3,h4{margin:0; line-height:1.12; letter-spacing:-.03em; font-weight:800}
p{margin:0}
ul,ol{margin:0; padding-left:1.15em}
button{font:inherit}
:focus-visible{outline:3px solid var(--gold); outline-offset:2px; border-radius:4px}
.sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip{position:absolute;left:-9999px;top:0;background:var(--white);color:var(--em-800);padding:12px 18px;z-index:100;border-radius:0 0 var(--r) 0;font-weight:700}
.skip:focus{left:0}

.wrap{max-width:var(--wrap); margin-inline:auto; padding-inline:var(--gut)}
.stack>*+*{margin-top:var(--s,16px)}

/* ---------- emerald band ---------- */
.band{
  background:
    radial-gradient(1100px 580px at 18% -10%, var(--em-500) 0%, transparent 62%),
    linear-gradient(165deg, var(--em-700), var(--em-900));
  color:#fff; border-radius:0 0 28px 28px; position:relative; overflow:hidden;
}
@media (min-width:720px){ .band{border-radius:0 0 40px 40px} }
.band::after{
  content:""; position:absolute; inset:auto -10% -40% -10%; height:70%;
  background:radial-gradient(60% 100% at 50% 0%, rgba(255,197,61,.10), transparent 70%);
  pointer-events:none;
}

/* ---------- header ---------- */
.hdr{position:relative; z-index:5}
.hdr .wrap{display:flex; align-items:center; justify-content:space-between; gap:16px; padding-block:16px}
.brand{display:inline-flex; align-items:center; gap:9px; font-size:19px; font-weight:800; letter-spacing:-.035em; text-decoration:none; color:#fff}
.brand .mk{width:28px;height:28px;border-radius:9px;background:linear-gradient(140deg,var(--gold),#E09A0C);display:grid;place-items:center;flex:none}
.brand .wm{white-space:nowrap}
.brand .mk svg{width:17px;height:17px;display:block}
.brand i{font-style:normal;color:var(--gold)}
.nav{display:none; gap:2px; align-items:center; flex-wrap:nowrap; white-space:nowrap}
@media (min-width:1180px){ .nav{display:flex} }
.nav a{font-size:14px;font-weight:600;color:rgba(255,255,255,.76);text-decoration:none;padding:9px 11px;border-radius:var(--r-pill)}
@media (min-width:1320px){ .nav a{font-size:14.5px;padding:9px 13px} }
.nav a:hover{color:#fff;background:rgba(255,255,255,.10)}
.nav a[aria-current]{color:#fff;background:rgba(255,255,255,.16)}
.nav .btn-w{background:#fff;color:var(--em-800);font-weight:800;padding:10px 18px;margin-left:6px}
.nav .btn-w:hover{background:#fff}
.burger{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:var(--r-sm);background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);color:#fff;cursor:pointer}
@media (min-width:1180px){ .burger{display:none} }
.burger svg{width:20px;height:20px}
.mnav{display:none;padding:4px var(--gut) 18px}
.mnav.open{display:block}
@media (min-width:1180px){ .mnav{display:none!important} }
.mnav a{display:flex;justify-content:space-between;align-items:center;padding:13px 2px;color:rgba(255,255,255,.88);text-decoration:none;font-weight:600;border-bottom:1px solid rgba(255,255,255,.14)}
.mnav a b{color:var(--gold);font-weight:700;font-size:13px}

/* ---------- hero ---------- */
.hero{padding-block:26px 44px; position:relative; z-index:4}
@media (min-width:860px){ .hero{padding-block:38px 62px} }
.hero-g{display:grid; gap:28px; align-items:center}
@media (min-width:860px){ .hero-g{grid-template-columns:1.04fr .96fr; gap:50px} }
.chip{display:inline-flex;align-items:center;gap:9px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);
  font-size:12.5px;font-weight:700;padding:7px 15px;border-radius:var(--r-pill);margin-bottom:16px}
.chip i{width:7px;height:7px;border-radius:50%;background:var(--gold);font-style:normal;flex:none}
.hero h1{font-size:clamp(33px,8.4vw,60px); margin-bottom:14px}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero .lede{font-size:clamp(16px,2.6vw,18px); color:rgba(255,255,255,.80); max-width:48ch; margin-bottom:24px}
.btns{display:flex;flex-wrap:wrap;gap:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;text-decoration:none;
  font-size:15px;font-weight:700;padding:14px 26px;border-radius:var(--r-pill);transition:filter .15s, background .15s}
.btn-gold{background:var(--gold);color:#2A1C00}
.btn-gold:hover{filter:brightness(1.06)}
.btn-ghost{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.26);color:#fff;font-weight:600}
.btn-ghost:hover{background:rgba(255,255,255,.2)}
.btn-em{background:var(--em-600);color:#fff}
.btn-em:hover{filter:brightness(1.07)}
.btn-red{background:var(--red);color:#fff}
.btn-red:hover{filter:brightness(1.06)}
.btn-soft{background:#F3F7F5;color:var(--ink);font-weight:600}
.btn-soft:hover{background:#E9F1ED}
.btn[disabled]{opacity:.5;cursor:not-allowed}

/* ---------- sheet card ---------- */
.sheetcard{background:#fff;border-radius:var(--r-lg);padding:16px 14px 10px;box-shadow:var(--sh-3)}
@media (min-width:600px){ .sheetcard{padding:22px 20px 13px} }
.sheetcard .art{display:block}
.sheetcard .art svg{width:100%;height:auto;display:block}
.sheetfoot{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
  margin-top:13px;padding-top:11px;border-top:1px solid var(--ln);font-size:12.5px;color:var(--gr);font-weight:600}
.segs{display:flex;gap:5px;flex-wrap:wrap}
.segs button{font-size:11.5px;font-weight:700;padding:6px 12px;border-radius:var(--r-pill);background:#F3F7F5;color:var(--gr);border:0;cursor:pointer}
.segs button[aria-pressed="true"]{background:var(--em-600);color:#fff}

/* ---------- sections ---------- */
.sec{padding-block:38px}
@media (min-width:860px){ .sec{padding-block:54px} }
.sec-h{display:flex;flex-wrap:wrap;gap:6px 18px;justify-content:space-between;align-items:flex-end;margin-bottom:20px}
.sec-h h2{font-size:clamp(23px,4.6vw,30px)}
.sec-h p{font-size:14.5px;color:var(--gr)}
.lede-b{font-size:17px;color:var(--gr);max-width:62ch}

/* ---------- category grid ---------- */
.cards{display:grid;gap:12px;grid-template-columns:1fr}
@media (min-width:560px){ .cards{grid-template-columns:repeat(2,1fr)} }
@media (min-width:980px){ .cards{grid-template-columns:repeat(4,1fr)} }
.card{display:flex;flex-direction:column;border:1px solid var(--ln);border-radius:var(--r-lg);padding:18px 16px;
  background:#fff;text-decoration:none;color:inherit;transition:border-color .15s, transform .15s, box-shadow .15s}
.card:hover{border-color:var(--em-400);transform:translateY(-2px);box-shadow:var(--sh-2)}
.card .sq{width:30px;height:30px;border-radius:var(--r-sm);margin-bottom:13px;flex:none}
.card h3{font-size:17px;margin-bottom:5px}
.card p{font-size:13.5px;color:var(--gr);line-height:1.45;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card b{margin-top:auto;padding-top:12px;font-size:13px;font-weight:700;color:var(--em-600)}

/* ---------- tool workbench ---------- */
.bench{display:grid;gap:20px;align-items:start}
@media (min-width:900px){ .bench{grid-template-columns:272px minmax(0,1fr);gap:26px} }
.panel{border:1px solid var(--ln);border-radius:var(--r-lg);padding:16px;background:#fff;box-shadow:var(--sh-1)}
@media (min-width:900px){ .panel{position:sticky;top:16px} }
.panel h2{font-size:11.5px;letter-spacing:.11em;text-transform:uppercase;color:var(--gr);margin-bottom:14px;font-weight:700}
.fld{margin-bottom:15px}
.fld>label,.fld>.lbl{display:block;font-size:12px;font-weight:700;color:var(--gr);letter-spacing:.05em;text-transform:uppercase;margin-bottom:7px}
.seg{display:flex;flex-wrap:wrap;gap:6px}
.seg.col{flex-direction:column;flex-wrap:nowrap}
.seg button{flex:1 1 auto;min-width:0;font-size:13.5px;font-weight:600;padding:9px 12px;border-radius:var(--r-pill);
  background:#F3F7F5;color:var(--ink);border:1px solid transparent;cursor:pointer;text-align:center}
.seg.col button{text-align:left;border-radius:var(--r-sm)}
.seg button:hover{background:#E9F1ED}
.seg button[aria-pressed="true"]{background:var(--em-600);color:#fff}
.panel .btn{width:100%;margin-bottom:8px}
.hint{font-size:12px;color:var(--gr);line-height:1.45;margin-top:8px}
.stage{overflow:hidden}
.sheet{width:210mm;min-height:297mm;background:#fff;color:#101010;padding:14mm 15mm 12mm;transform-origin:top left;
  box-shadow:var(--sh-2);display:flex;flex-direction:column;border:1px solid var(--ln)}
.sheet .sh-h{text-align:center;border-bottom:1pt solid #C9C9C9;padding-bottom:4mm;margin-bottom:5mm}
.sheet .sh-t{font-size:23pt;font-weight:800;letter-spacing:-.02em;margin-bottom:1.5mm}
.sheet .sh-s{font-size:9.5pt;color:#555;font-weight:500}
.sheet .sh-f{margin-top:auto;padding-top:5mm;border-top:1pt solid #C9C9C9;display:flex;justify-content:space-between;font-size:8pt;color:#777}
.sheet .body{flex:1}

/* ---------- prose ---------- */
.prose{max-width:68ch}
.prose h2{font-size:clamp(20px,3.6vw,25px);margin:30px 0 9px}
.prose h3{font-size:16.5px;font-weight:700;margin:20px 0 4px;letter-spacing:-.01em}
.prose p{margin-bottom:13px;color:var(--ink-70)}
.prose ul,.prose ol{margin-bottom:13px;color:var(--ink-70)}
.prose li{margin-bottom:5px}
.prose a{color:var(--em-600);font-weight:600}
.faq dt{font-weight:700;margin-top:16px}
.faq dd{margin:4px 0 0;color:var(--ink-70)}

/* ---------- related ---------- */
.rel{display:grid;gap:10px;grid-template-columns:1fr}
@media (min-width:600px){ .rel{grid-template-columns:repeat(2,1fr)} }
@media (min-width:980px){ .rel{grid-template-columns:repeat(3,1fr)} }
.rel a{display:block;border:1px solid var(--ln);border-radius:var(--r);padding:13px 15px;text-decoration:none;font-weight:700;font-size:14.5px}
.rel a:hover{border-color:var(--em-400);background:var(--em-050)}
.rel a small{display:block;color:var(--gr);font-size:12.5px;font-weight:500;margin-top:2px}

/* ---------- breadcrumb ---------- */
.crumb{display:flex;flex-wrap:wrap;gap:6px;align-items:center;font-size:12.5px;color:rgba(255,255,255,.7);padding-block:4px 10px}
.crumb a{text-decoration:none}
.crumb a:hover{color:#fff}
.crumb span{opacity:.5}
.crumb.dark{color:var(--gr)}
.crumb.dark a:hover{color:var(--em-600)}

/* ---------- footer ---------- */
.ftr{background:var(--em-900);color:rgba(255,255,255,.72);margin-top:30px;border-radius:28px 28px 0 0}
@media (min-width:720px){ .ftr{border-radius:40px 40px 0 0} }
.ftr .wrap{padding-block:34px 26px}
.ftr-g{display:grid;gap:24px;grid-template-columns:1fr}
@media (min-width:700px){ .ftr-g{grid-template-columns:1.4fr 1fr 1fr} }
.ftr h4{color:#fff;font-size:13px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:11px}
.ftr a{color:rgba(255,255,255,.72);text-decoration:none;display:block;padding:4px 0;font-size:14.5px}
.ftr a:hover{color:#fff}
.ftr-b{margin-top:26px;padding-top:18px;border-top:1px solid rgba(255,255,255,.14);display:flex;flex-wrap:wrap;gap:8px 18px;justify-content:space-between;font-size:13px}

/* ---------- notice ---------- */
.note{border:1px solid var(--ln);border-left:4px solid var(--gold);border-radius:var(--r);padding:14px 16px;background:#fff;font-size:14.5px;color:var(--ink-70)}

/* ---------- print ---------- */
@media print{
  .hdr,.mnav,.hero .lede,.chip,.btns,.panel,.prose,.ftr,.sec-h,.crumb,.rel,.skip,.noprint{display:none!important}
  body{background:#fff}
  .band{background:none!important;color:#000;border-radius:0}
  .wrap{max-width:none;padding:0}
  .bench{display:block}
  .stage{overflow:visible;height:auto!important}
  .sheet{transform:none!important;box-shadow:none;border:0;width:auto;min-height:0;margin:0;padding:0}
}
@media (prefers-reduced-motion:reduce){ *{animation:none!important;transition:none!important;scroll-behavior:auto!important} }