/* =========================================================
   Gelvin Guitars — site.css
   One stylesheet for the whole site. Page-specific rules
   live in a <style> block on the page that needs them.
   ========================================================= */

:root{
  /* surfaces */
  --chassis:#171210; --panel:#201A17; --panel-2:#2A221E; --panel-3:#342A24;
  /* ink */
  --bone:#F0E6D6; --bone-dim:#B0A392; --bone-faint:#7C7266;
  /* accents */
  --amber:#E9A13B; --amber-hi:#F2B155; --patina:#5FA394; --oxblood:#8E3B32; --nickel:#9BA3A8;
  /* lines */
  --line:rgba(240,230,214,.13); --line-2:rgba(240,230,214,.07);
  /* type */
  --display:"Big Shoulders Display",Impact,"Arial Narrow",sans-serif;
  --body:"Newsreader",Georgia,"Times New Roman",serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  /* metrics */
  --wrap:1200px; --gutter:24px; --radius:4px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
}
html,body{margin:0;padding:0}
body{
  background:var(--chassis);color:var(--bone);
  font-family:var(--body);font-size:17px;line-height:1.62;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  background-image:
    radial-gradient(1200px 620px at 50% -8%, rgba(233,161,59,.065), transparent 70%),
    repeating-linear-gradient(135deg, rgba(255,255,255,.012) 0 2px, transparent 2px 5px);
  background-attachment:fixed;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--amber);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:3px}
.skip{position:absolute;left:-9999px;top:0;background:var(--amber);color:#1B1310;padding:10px 16px;
  font-family:var(--mono);font-size:12px;z-index:200}
.skip:focus{left:8px;top:8px}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}
.narrow{max-width:780px}
.mono{font-family:var(--mono)}
.hide{display:none !important}
@media(max-width:780px){.hide-sm{display:none !important}}
@media(min-width:781px){.hide-lg{display:none !important}}

/* ---------------- typography ---------------- */
h1,h2,h3,h4{font-family:var(--display);font-weight:800;text-transform:uppercase;margin:0 0 14px;line-height:.94}
h1{font-size:clamp(42px,7vw,82px);line-height:.9;letter-spacing:.005em}
h2{font-size:clamp(25px,3.2vw,38px);font-weight:700;letter-spacing:.03em}
h3{font-size:20px;font-weight:700;letter-spacing:.06em;margin-bottom:10px}
h4{font-size:15px;font-weight:700;letter-spacing:.1em;margin-bottom:8px}
p{margin:0 0 18px}
.eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--amber);margin:0 0 10px}
.lede{font-size:19px;color:var(--bone-dim);max-width:64ch;margin:0}
.dim{color:var(--bone-dim)}
.faint{color:var(--bone-faint)}
.tag{font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--bone-faint)}
blockquote{border-left:2px solid var(--amber);padding-left:22px;margin:28px 0;font-style:italic;font-size:21px;line-height:1.5}
hr{border:0;border-top:1px solid var(--line);margin:40px 0}
code{font-family:var(--mono);font-size:.9em;background:var(--panel-3);padding:2px 6px;border-radius:3px}
kbd{font-family:var(--mono);font-size:11px;background:var(--panel-3);border:1px solid var(--line);border-radius:3px;padding:2px 6px}

/* ---------------- header / nav ---------------- */
.topbar{position:sticky;top:0;z-index:80;border-bottom:1px solid var(--line);
  background:rgba(23,18,16,.93);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.topbar .wrap{display:flex;align-items:center;gap:20px;min-height:64px}
.brand{display:flex;align-items:baseline;gap:9px;font-family:var(--display);font-weight:800;
  font-size:26px;letter-spacing:.05em;text-transform:uppercase;color:var(--bone);white-space:nowrap}
.brand:hover{text-decoration:none;color:var(--bone)}
.brand em{font-style:normal;color:var(--amber)}
.brand small{font-family:var(--mono);font-size:9px;letter-spacing:.24em;color:var(--bone-faint);font-weight:400}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav > a,.navitem > button{background:transparent;border:0;cursor:pointer;
  font-family:var(--mono);font-size:11.5px;letter-spacing:.13em;text-transform:uppercase;
  color:var(--bone-dim);padding:10px 12px;border-radius:3px;white-space:nowrap}
.nav > a:hover,.navitem > button:hover{color:var(--bone);background:rgba(240,230,214,.05);text-decoration:none}
.nav > a.here,.navitem.here > button{color:var(--amber)}
.navitem{position:relative}
.navitem > button:after{content:"▾";margin-left:6px;opacity:.6;font-size:9px}
.dropdown{position:absolute;top:100%;right:0;min-width:246px;background:var(--panel);
  border:1px solid var(--line);border-radius:var(--radius);padding:6px;display:none;
  box-shadow:0 18px 40px rgba(0,0,0,.5)}
.navitem[data-open="1"] .dropdown{display:block}
.dropdown a{display:block;padding:9px 12px;border-radius:3px;color:var(--bone-dim);
  font-family:var(--mono);font-size:11.5px;letter-spacing:.06em}
.dropdown a:hover{background:var(--panel-3);color:var(--amber);text-decoration:none}
.dropdown a b{display:block;font-family:var(--display);font-size:15px;letter-spacing:.06em;
  text-transform:uppercase;color:var(--bone);font-weight:700;margin-bottom:1px}
.dropdown a:hover b{color:var(--amber)}
.burger{display:none;margin-left:auto;background:transparent;border:1px solid var(--line);
  color:var(--bone);border-radius:3px;padding:9px 12px;font-family:var(--mono);font-size:12px;cursor:pointer}
@media(max-width:1000px){
  .burger{display:block}
  .nav{position:fixed;inset:64px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;
    background:var(--chassis);border-bottom:1px solid var(--line);padding:10px var(--gutter) 22px;
    max-height:calc(100vh - 64px);overflow:auto;display:none}
  .nav[data-open="1"]{display:flex}
  .nav > a,.navitem > button{width:100%;text-align:left;padding:14px 4px;font-size:13px;
    border-bottom:1px solid var(--line-2)}
  .navitem{width:100%}
  .dropdown{position:static;display:block;border:0;box-shadow:none;padding:0 0 8px 14px;background:transparent}
  .dropdown a{padding:8px 4px}
  .navitem > button:after{float:right}
}

/* ---------------- fretwire divider (signature) ---------------- */
.fretwire{height:14px;position:relative}
.fretwire:before{content:"";position:absolute;left:0;right:0;top:6px;height:2px;
  background:linear-gradient(90deg,transparent,var(--nickel) 8%,#E6EAEC 50%,var(--nickel) 92%,transparent);opacity:.42}
.fretwire:after{content:"";position:absolute;left:50%;top:3px;width:8px;height:8px;margin-left:-4px;
  border-radius:50%;background:var(--bone);opacity:.5}

/* ---------------- surfaces ---------------- */
.panel{background:linear-gradient(180deg,var(--panel),var(--panel-2));
  border:1px solid var(--line);border-radius:var(--radius)}
.pad{padding:24px}
.pad-lg{padding:32px}
section{margin-top:66px}
section.tight{margin-top:40px}
.sechead{display:flex;align-items:baseline;gap:16px;flex-wrap:wrap;margin-bottom:8px}
.sechead h2{margin:0}
.sechead .more{margin-left:auto;font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase}

/* ---------------- buttons ---------------- */
.btn{display:inline-block;background:transparent;border:1px solid var(--line);color:var(--bone-dim);
  font-family:var(--mono);font-size:11.5px;letter-spacing:.13em;text-transform:uppercase;
  padding:12px 20px;border-radius:3px;cursor:pointer;transition:border-color .16s,color .16s,background .16s}
.btn:hover{border-color:var(--amber);color:var(--amber);text-decoration:none}
.btn-solid{background:var(--amber);border-color:var(--amber);color:#1B1310;font-weight:600}
.btn-solid:hover{background:var(--amber-hi);border-color:var(--amber-hi);color:#1B1310}
.btn-lg{padding:16px 28px;font-size:12.5px}
.btn[aria-pressed="true"]{background:var(--panel-3);color:var(--amber);border-color:rgba(233,161,59,.4)}

/* ---------------- forms ---------------- */
label{display:block;font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--bone-faint);margin-bottom:8px}
input[type=text],input[type=email],input[type=number],input[type=url],input[type=password],select,textarea{
  width:100%;background:var(--chassis);color:var(--bone);border:1px solid var(--line);
  border-radius:3px;padding:12px 13px;font-family:var(--mono);font-size:13.5px;line-height:1.5}
textarea{font-family:var(--body);font-size:16px;min-height:170px;resize:vertical}
input:hover,select:hover,textarea:hover{border-color:rgba(233,161,59,.4)}
input:focus,select:focus,textarea:focus{border-color:var(--amber);outline:none}
select{appearance:none;cursor:pointer;
  background-image:linear-gradient(45deg,transparent 50%,var(--amber) 50%),linear-gradient(135deg,var(--amber) 50%,transparent 50%);
  background-position:calc(100% - 18px) 50%,calc(100% - 13px) 50%;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
option,optgroup{background:var(--panel)}
optgroup{color:var(--amber);font-style:normal}
.field{margin-bottom:22px}
.formrow{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:640px){.formrow{grid-template-columns:1fr}}
.formnote{font-family:var(--mono);font-size:11px;color:var(--bone-faint);margin-top:8px;line-height:1.7}
input[type=range]{width:100%;appearance:none;height:24px;background:transparent;cursor:pointer;padding:0;border:0}
input[type=range]::-webkit-slider-runnable-track{height:3px;background:var(--panel-3);border-radius:2px}
input[type=range]::-moz-range-track{height:3px;background:var(--panel-3);border-radius:2px}
input[type=range]::-webkit-slider-thumb{appearance:none;width:16px;height:16px;border-radius:50%;
  background:var(--amber);margin-top:-6.5px;box-shadow:0 0 0 3px rgba(233,161,59,.18)}
input[type=range]::-moz-range-thumb{width:16px;height:16px;border:0;border-radius:50%;background:var(--amber)}
.seg{display:flex;border:1px solid var(--line);border-radius:3px;overflow:hidden}
.seg button{flex:1;background:transparent;border:0;color:var(--bone-dim);font-family:var(--mono);
  font-size:11px;letter-spacing:.1em;text-transform:uppercase;padding:10px 4px;cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--amber);color:#1B1310;font-weight:600}

/* ---------------- cards & grids ---------------- */
.grid{display:grid;gap:18px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:980px){.g4{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:660px){.g2,.g3,.g4{grid-template-columns:1fr}}

.card{display:block;background:linear-gradient(180deg,var(--panel),var(--panel-2));
  border:1px solid var(--line);border-radius:var(--radius);padding:24px;
  transition:border-color .18s,transform .18s;color:inherit}
a.card:hover{border-color:rgba(233,161,59,.5);text-decoration:none;transform:translateY(-2px)}
.card h3{margin-bottom:8px}
a.card:hover h3{color:var(--amber)}
.card p{margin:0;font-size:15.5px;color:var(--bone-dim)}
.card .kicker{font-family:var(--mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--amber);display:block;margin-bottom:12px}
.card .glyph{width:34px;height:34px;margin-bottom:14px;color:var(--amber)}
.num{font-family:var(--mono);font-size:11px;color:var(--amber);letter-spacing:.2em;display:block;margin-bottom:10px}

/* ---------------- ad slots ----------------
   Every slot reserves its height so ads never
   shove content around when they load (CLS).   */
.ad{display:flex;align-items:center;justify-content:center;overflow:hidden;
  background:rgba(240,230,214,.018);border:1px dashed rgba(240,230,214,.10);border-radius:var(--radius)}
.ad:before{content:"Advertisement";position:absolute;margin-top:-999px}
.ad-wrap{margin:44px 0;text-align:center}
.ad-wrap > .lbl{display:block;font-family:var(--mono);font-size:9px;letter-spacing:.28em;
  text-transform:uppercase;color:var(--bone-faint);opacity:.55;margin-bottom:7px}
.ad-leader{min-height:100px}                     /* 728x90 / responsive */
@media(min-width:781px){.ad-leader{min-height:110px}}
.ad-rect{min-height:260px;max-width:340px;margin-inline:auto}   /* 300x250 */
.ad-tower{min-height:610px;width:300px}          /* 300x600 sticky rail */
.ad-inline{min-height:110px}
.railwrap{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:38px;align-items:start}
@media(max-width:1080px){.railwrap{grid-template-columns:1fr}.railwrap .rail{display:none}}
.rail-sticky{position:sticky;top:96px}
.ad-ph{font-family:var(--mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--bone-faint);opacity:.4}

/* ---------------- article body ---------------- */
.prose{max-width:74ch}
.prose h2{margin-top:44px}
.prose h3{margin-top:32px}
.prose ul,.prose ol{padding-left:22px;margin:0 0 20px}
.prose li{margin-bottom:9px;color:var(--bone-dim)}
.prose p{color:var(--bone-dim)}
.prose strong{color:var(--bone);font-weight:500}
.callout{border-left:2px solid var(--patina);background:rgba(95,163,148,.06);
  padding:18px 22px;border-radius:0 3px 3px 0;margin:26px 0}
.callout p:last-child{margin-bottom:0}
.callout.warn{border-color:var(--oxblood);background:rgba(142,59,50,.08)}
table{width:100%;border-collapse:collapse;margin:0 0 24px;font-family:var(--mono);font-size:13px}
th,td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--line-2)}
th{font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--bone-faint);
  border-bottom:1px solid var(--line)}
td{color:var(--bone-dim)}
tr:hover td{color:var(--bone)}

/* ---------------- breadcrumbs ---------------- */
.crumbs{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--bone-faint);padding:18px 0 0}
.crumbs a{color:var(--bone-faint)}
.crumbs a:hover{color:var(--amber)}
.crumbs span{margin:0 8px;opacity:.5}

/* ---------------- newsletter ---------------- */
.signup{display:grid;grid-template-columns:1fr auto;gap:10px;max-width:520px}
@media(max-width:520px){.signup{grid-template-columns:1fr}}

/* ---------------- footer ---------------- */
.sitefoot{border-top:1px solid var(--line);margin-top:80px;padding:52px 0 44px;background:rgba(0,0,0,.16)}
.footgrid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
@media(max-width:860px){.footgrid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.footgrid{grid-template-columns:1fr}}
.footgrid h4{color:var(--bone);letter-spacing:.14em;font-size:13px}
.footgrid a{display:block;font-family:var(--mono);font-size:12px;color:var(--bone-dim);
  padding:5px 0;letter-spacing:.04em}
.footgrid a:hover{color:var(--amber);text-decoration:none}
.footgrid p{font-size:15px;color:var(--bone-dim);max-width:38ch}
.footbase{margin-top:40px;padding-top:24px;border-top:1px solid var(--line-2);
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;
  font-family:var(--mono);font-size:11px;letter-spacing:.08em;color:var(--bone-faint)}
.footbase .spacer{margin-left:auto}
.footbase a{color:var(--bone-faint)}