/*
Theme Name: FPGA.io
Theme URI: https://fpga.io
Author: FPGA.io
Description: Purpose-built theme for FPGA.io — an independent FPGA distributor. Solder-mask navy, copper conductors and silkscreen type; hard-coded mega navigation matching the site URL plan; built-in RFQ form that mails sales@fpga.io.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: fpga-io
Tags: e-commerce, one-column, custom-logo
*/

/* ============ Tokens ============ */
:root{
  --navy:#10233A;        /* solder mask */
  --board:#0B1929;       /* darker board */
  --panel:#152C47;       /* raised panel */
  --panel-2:#1B3554;
  --line:#24405F;        /* hairline */
  --silk:#EDF3F7;        /* silkscreen white */
  --tin:#93A9BE;         /* muted */
  --copper:#D98E32;      /* conductor / CTA */
  --copper-hi:#F0B45B;
  --copper-deep:#B7731F;
  --led:#3ADF8C;         /* status LED only */
  --bad:#E5484D;
  --mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --sans:'IBM Plex Sans',system-ui,-apple-system,Segoe UI,sans-serif;
  --disp:'Big Shoulders Display',var(--sans);
  --wrap:1180px;
  --r:10px;
}

/* ============ Base ============ */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;background:var(--navy);color:var(--silk);font:400 16px/1.65 var(--sans);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto}
a{color:var(--copper-hi);text-decoration:none}
a:hover{color:var(--copper)}
:focus-visible{outline:2px solid var(--copper-hi);outline-offset:2px;border-radius:3px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--copper);color:var(--board);padding:8px 14px;z-index:100;font-family:var(--mono)}
.skip-link:focus{left:12px;top:12px}
h1,h2,h3{line-height:1.15;margin:0 0 .5em}
.eyebrow{font:600 12px/1 var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--copper-hi);display:flex;align-items:center;gap:10px;margin:0 0 14px}
.eyebrow::after{content:"";flex:0 0 46px;height:1px;background:var(--copper-deep)}
.sec-title{font:700 clamp(28px,4vw,42px)/1.05 var(--disp);letter-spacing:.02em;text-transform:uppercase;margin:0 0 8px}
.sec-sub{color:var(--tin);max-width:640px;margin:0 0 28px}
.section{padding:72px 0}
.section.tint{background:var(--board)}
.mono{font-family:var(--mono)}

/* status LED dot */
.led{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--led);box-shadow:0 0 6px rgba(58,223,140,.8);vertical-align:middle}

/* ============ Buttons ============ */
.btn{display:inline-flex;align-items:center;gap:8px;font:600 15px/1 var(--sans);padding:14px 22px;border-radius:8px;border:1px solid transparent;cursor:pointer;transition:transform .12s,background .12s,border-color .12s}
.btn:active{transform:translateY(1px)}
.btn-solid{background:var(--copper);color:#131313;border-color:var(--copper)}
.btn-solid:hover{background:var(--copper-hi);color:#131313}
.btn-line{background:transparent;color:var(--silk);border-color:var(--line)}
.btn-line:hover{border-color:var(--copper);color:var(--copper-hi)}
.btn-sm{padding:10px 16px;font-size:14px}

/* ============ Header ============ */
.site-header{position:sticky;top:0;z-index:60;background:rgba(11,25,41,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.site-header.is-scrolled{box-shadow:0 6px 24px rgba(0,0,0,.35)}
.header-bar{display:flex;align-items:center;gap:22px;min-height:64px}
.brand{display:flex;align-items:center;gap:9px;font:700 19px/1 var(--mono);color:var(--silk);letter-spacing:.02em}
.brand:hover{color:var(--silk)}
.brand .pin1{width:9px;height:9px;border-radius:50%;background:var(--copper);box-shadow:0 0 0 3px rgba(217,142,50,.22)}
.brand .tld{color:var(--copper-hi)}
.nav{display:flex;align-items:center;gap:2px;margin-left:6px}
.nav>li{list-style:none;position:relative}
.nav{padding:0;margin:0 0 0 6px}
.nav>li>a,.nav>li>button{display:flex;align-items:center;gap:6px;padding:22px 13px;color:var(--silk);font:500 14.5px/1 var(--sans);background:none;border:0;cursor:pointer}
.nav>li>a:hover,.nav>li>button:hover{color:var(--copper-hi)}
.nav .caret{width:8px;height:8px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px)}
.drop{position:absolute;top:100%;left:0;min-width:230px;background:var(--board);border:1px solid var(--line);border-radius:0 0 10px 10px;padding:10px;display:none;box-shadow:0 18px 40px rgba(0,0,0,.45)}
.nav>li:hover>.drop,.nav>li:focus-within>.drop{display:block}
.drop a{display:block;padding:8px 10px;border-radius:6px;color:var(--silk);font-size:14px}
.drop a:hover{background:var(--panel);color:var(--copper-hi)}
.drop a .mono{color:var(--tin);font-size:11.5px;display:block}
.drop-cols{display:grid;grid-template-columns:repeat(2,1fr);gap:2px 14px;min-width:430px}
.mega{min-width:660px;display:none;grid-template-columns:repeat(4,1fr);gap:4px 20px;left:0}
.nav>li:hover>.mega,.nav>li:focus-within>.mega{display:grid}
.nav>li:hover>.drop-cols,.nav>li:focus-within>.drop-cols{display:grid}
.mega h4{font:600 11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--copper-hi);margin:8px 0 6px;padding:0 10px}
.mega .all{grid-column:1/-1;border-top:1px solid var(--line);margin-top:8px;padding-top:8px;text-align:right}
.header-search{margin-left:auto}
.header-search .search-form{display:flex}
.header-search input[type=search]{width:230px;background:var(--panel);border:1px solid var(--line);border-right:0;border-radius:8px 0 0 8px;color:var(--silk);padding:10px 12px;font:400 13.5px var(--mono)}
.header-search input::placeholder{color:var(--tin)}
.header-search button{background:var(--panel);border:1px solid var(--line);border-left:0;border-radius:0 8px 8px 0;color:var(--copper-hi);padding:0 12px;cursor:pointer}
.header-cta{white-space:nowrap}
.nav-toggle{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:8px;color:var(--silk);padding:9px 11px;cursor:pointer}
.nav-toggle .bars{display:block;width:18px;height:2px;background:currentColor;position:relative}
.nav-toggle .bars::before,.nav-toggle .bars::after{content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor}
.nav-toggle .bars::before{top:-6px}.nav-toggle .bars::after{top:6px}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background:
  radial-gradient(1100px 480px at 78% -10%,rgba(217,142,50,.10),transparent 60%),
  linear-gradient(180deg,var(--board),var(--navy) 78%)}
.hero::before{content:"";position:absolute;inset:0;background-image:
  linear-gradient(rgba(237,243,247,.05) 1px,transparent 1px),
  linear-gradient(90deg,rgba(237,243,247,.05) 1px,transparent 1px);
  background-size:44px 44px;mask-image:radial-gradient(760px 460px at 30% 20%,#000 30%,transparent 75%)}
.hero-grid{position:relative;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:48px;align-items:center;padding:76px 0 64px}
.hero h1{font:800 clamp(44px,6.4vw,84px)/0.98 var(--disp);text-transform:uppercase;letter-spacing:.015em;margin:0 0 16px}
.hero h1 .accent{color:var(--copper-hi)}
.hero .lede{color:var(--tin);font-size:17.5px;max-width:560px;margin:0 0 26px}
.hero .lede strong{color:var(--silk);font-weight:600}
.hero-search{display:flex;max-width:600px;margin:0 0 18px}
.hero-search input[type=search]{flex:1;background:#0A1524;border:1px solid var(--line);border-right:0;border-radius:10px 0 0 10px;color:var(--silk);padding:16px 16px;font:500 15px var(--mono)}
.hero-search input::placeholder{color:#5F7690}
.hero-search button{border-radius:0 10px 10px 0;border:1px solid var(--copper);background:var(--copper);color:#131313;font:600 15px var(--sans);padding:0 22px;cursor:pointer}
.hero-search button:hover{background:var(--copper-hi)}
.hero-ctas{display:flex;gap:12px;flex-wrap:wrap;margin:0 0 20px}
.hero-note{font:500 12.5px var(--mono);color:var(--tin);letter-spacing:.04em}
.hero-note .led{margin-right:7px}
.hero-art{justify-self:end;width:min(100%,420px)}
.hero-art svg{width:100%;height:auto;display:block;filter:drop-shadow(0 24px 48px rgba(0,0,0,.45))}

/* ============ Trust row (datasheet style) ============ */
.trust{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--board)}
.trust-row{display:flex;flex-wrap:wrap}
.trust-item{flex:1 1 180px;display:flex;flex-direction:column;gap:3px;padding:20px 24px;position:relative}
.trust-item+.trust-item::before{content:"";position:absolute;left:0;top:22px;bottom:22px;width:1px;background:var(--line)}
.trust-item+.trust-item::after{content:"";position:absolute;left:-3.5px;top:50%;width:7px;height:7px;border-radius:50%;border:1.5px solid var(--tin);background:var(--board);transform:translateY(-50%)}
.trust-num{font:600 22px/1 var(--mono);color:var(--silk)}
.trust-label{font:500 11.5px/1.3 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--tin)}

/* ============ Card grids ============ */
.grid{display:grid;gap:16px}
.grid-brands{grid-template-columns:repeat(4,1fr)}
.grid-series{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-apps{grid-template-columns:repeat(3,1fr)}
.card{position:relative;display:block;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:20px;color:var(--silk);transition:border-color .15s,transform .15s}
.card:hover{border-color:var(--copper);transform:translateY(-2px);color:var(--silk)}
.card .pin1{position:absolute;top:12px;right:12px;width:7px;height:7px;border-radius:50%;background:var(--copper);opacity:.55}
.card h3{font:600 17px/1.3 var(--sans);margin:0 0 4px}
.card .sub{font:400 12.5px/1.5 var(--mono);color:var(--tin);margin:0}
.card .go{display:inline-block;margin-top:12px;font:600 13px var(--sans);color:var(--copper-hi)}
.card-brand{min-height:118px}
.card-series h3{font-family:var(--mono);font-weight:600}
.sec-head{display:flex;align-items:end;justify-content:space-between;gap:20px;flex-wrap:wrap}
.sec-head .more{font:600 14px var(--sans);white-space:nowrap;margin-bottom:30px}

/* ============ Hot PN pills ============ */
.pn-wall{display:flex;flex-wrap:wrap;gap:10px}
.pn{font:500 14px var(--mono);color:var(--silk);background:var(--board);border:1px solid var(--line);border-radius:999px;padding:10px 16px;transition:border-color .15s,color .15s}
.pn:hover{border-color:var(--copper);color:var(--copper-hi)}
.pn .led{margin-right:8px}

/* ============ Why ============ */
.why .card{background:transparent}
.why .icon{width:34px;height:34px;margin-bottom:12px;color:var(--copper-hi)}
.why p{color:var(--tin);font-size:14.5px;margin:0}

/* ============ Applications ============ */
.app-tile{display:flex;justify-content:space-between;align-items:center;gap:14px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:18px 20px;color:var(--silk);font:600 15.5px var(--sans)}
.app-tile .mono{color:var(--tin);font-size:12px;font-weight:400;display:block;margin-top:2px}
.app-tile .arr{color:var(--copper-hi);font-size:18px}
.app-tile:hover{border-color:var(--copper);color:var(--silk)}

/* ============ Obsolete band (ceramic & gold) ============ */
.obsolete{position:relative;background:linear-gradient(120deg,#1A1206 0%,#241806 45%,#171208 100%);border-top:1px solid var(--copper-deep);border-bottom:1px solid var(--copper-deep)}
.obsolete::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(240,180,91,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(240,180,91,.06) 1px,transparent 1px);background-size:34px 34px}
.obsolete .inner{position:relative;display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:center;padding:58px 0}
.obsolete .eyebrow{color:var(--copper-hi)}
.obsolete h2{font:700 clamp(26px,3.6vw,40px)/1.05 var(--disp);text-transform:uppercase}
.obsolete p{color:#CBB388;max-width:560px}
.obsolete .pn-wall .pn{background:rgba(0,0,0,.35);border-color:#5A4416;color:#EAD9B5}
.obsolete .pn-wall .pn:hover{border-color:var(--copper-hi);color:var(--copper-hi)}
.obsolete .art{justify-self:center;font:600 12px var(--mono);color:#8A6D33;text-align:center}
.obsolete .art .pkg{width:150px;height:150px;margin:0 auto 10px;border:2px solid #8A6D33;border-radius:8px;position:relative;background:
  radial-gradient(circle at 50% 50%,rgba(240,180,91,.16),transparent 62%),#20180B;display:flex;align-items:center;justify-content:center}
.obsolete .art .pkg::before{content:"";position:absolute;inset:16px;border:1px solid #6A5426;border-radius:4px}
.obsolete .art .pkg span{font:700 15px var(--mono);color:#D9BE8C;letter-spacing:.06em}
.obsolete .art .pkg i{position:absolute;left:22px;top:22px;width:8px;height:8px;border-radius:50%;background:var(--copper);font-style:normal}

/* ============ RFQ section & forms ============ */
.rfq-wrap{display:grid;grid-template-columns:1.4fr .6fr;gap:36px;align-items:start}
.rfq-panel{background:var(--board);border:1px solid var(--line);border-radius:14px;padding:28px}
.rfq-form{display:grid;grid-template-columns:1fr 1fr;gap:16px 18px}
.field{display:flex;flex-direction:column;gap:6px}
.field-wide{grid-column:1/-1}
.field label{font:600 11.5px var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--tin)}
.field .req{color:var(--copper-hi)}
.field input,.field textarea{background:#0A1524;border:1px solid var(--line);border-radius:8px;color:var(--silk);padding:12px 14px;font:400 15px var(--sans)}
.field textarea{font-family:var(--mono);font-size:14px;resize:vertical}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--copper)}
.field input[type=file]{padding:9px;font-size:13.5px;color:var(--tin)}
.form-actions{flex-direction:row;align-items:center;gap:16px;flex-wrap:wrap}
.form-side{color:var(--tin);font-size:14px}
.hp-field{position:absolute!important;left:-9999px;height:1px;overflow:hidden}
.form-notice{grid-column:1/-1;border-radius:8px;padding:12px 16px;font:500 14px var(--sans);margin:0 0 18px}
.form-notice.is-ok{background:rgba(58,223,140,.1);border:1px solid rgba(58,223,140,.45);color:#BFF3D9}
.form-notice.is-bad{background:rgba(229,72,77,.1);border:1px solid rgba(229,72,77,.5);color:#F6C6C8}
.rfq-side h3{font:700 22px var(--disp);text-transform:uppercase;letter-spacing:.03em}
.rfq-side .step{display:flex;gap:12px;margin:0 0 14px;color:var(--tin);font-size:14.5px}
.rfq-side .step b{color:var(--silk)}
.rfq-side .step .n{flex:0 0 26px;height:26px;border:1px solid var(--copper-deep);border-radius:50%;display:flex;align-items:center;justify-content:center;font:600 12px var(--mono);color:var(--copper-hi)}
.rfq-side .contact{border-top:1px solid var(--line);margin-top:18px;padding-top:18px;font:500 14px var(--mono)}
.rfq-side .contact a{display:block;margin:6px 0}

/* ============ Guides ============ */
.guide-card{display:flex;flex-direction:column;gap:8px;min-height:170px}
.guide-card .tag{font:600 10.5px var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--copper-hi)}
.guide-card h3{font:600 17.5px/1.35 var(--sans)}
.guide-card p{color:var(--tin);font-size:14px;margin:0}
.guide-card .go{margin-top:auto}

/* ============ Footer ============ */
.site-footer{background:var(--board);border-top:1px solid var(--line);margin-top:0}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;padding:56px 0 40px}
.footer-grid h4{font:600 11.5px var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--copper-hi);margin:0 0 14px}
.footer-grid ul{list-style:none;margin:0;padding:0}
.footer-grid li{margin:0 0 8px}
.footer-grid a{color:var(--tin);font-size:14px}
.footer-grid a:hover{color:var(--silk)}
.footer-legal{border-top:1px solid var(--line);padding:22px 0 30px;color:#6E85A0;font-size:12.5px;line-height:1.7}
.footer-legal .mono{color:var(--tin)}

/* ============ Inner pages ============ */
.page-shell{padding:64px 0 88px}
.page-shell .entry{max-width:780px}
.entry-title{font:700 clamp(30px,4.6vw,48px)/1.05 var(--disp);text-transform:uppercase}
.entry-meta{font:500 12.5px var(--mono);color:var(--tin);letter-spacing:.06em;margin:0 0 26px}
.entry-content{color:#D5DFE9;font-size:16.5px}
.entry-content h2{font:700 26px var(--disp);text-transform:uppercase;margin:1.6em 0 .5em}
.entry-content h3{font:600 19px var(--sans);margin:1.4em 0 .4em}
.entry-content a{text-decoration:underline;text-underline-offset:3px}
.entry-content table{border-collapse:collapse;width:100%;font-size:14.5px}
.entry-content th,.entry-content td{border:1px solid var(--line);padding:9px 12px;text-align:left}
.entry-content th{background:var(--panel);font-family:var(--mono);font-size:12.5px;letter-spacing:.06em;text-transform:uppercase}
.entry-content code{font-family:var(--mono);background:var(--panel);padding:2px 6px;border-radius:4px;font-size:.9em}
.entry-content blockquote{border-left:3px solid var(--copper);margin:1.4em 0;padding:.2em 0 .2em 18px;color:var(--tin)}
.post-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}

/* ============ Responsive ============ */
@media(max-width:1080px){
  .grid-brands,.grid-series{grid-template-columns:repeat(3,1fr)}
  .mega{min-width:560px;grid-template-columns:repeat(2,1fr)}
  .header-search input[type=search]{width:170px}
}
@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr;padding:56px 0 48px}
  .hero-art{display:none}
  .rfq-wrap{grid-template-columns:1fr}
  .obsolete .inner{grid-template-columns:1fr}
  .obsolete .art{display:none}
  .grid-3,.grid-apps,.post-list{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:760px){
  .nav,.header-search{display:none}
  .nav-toggle{display:block;margin-left:auto;order:3}
  .header-cta{order:4;margin-left:0}
  .site-header.menu-open .nav{display:block;position:absolute;top:64px;left:0;right:0;background:var(--board);border-bottom:1px solid var(--line);padding:8px 12px 18px;max-height:calc(100vh - 64px);overflow:auto}
  .site-header.menu-open .nav>li{border-bottom:1px solid var(--line)}
  .site-header.menu-open .nav>li>a,.site-header.menu-open .nav>li>button{width:100%;justify-content:space-between;padding:15px 6px}
  .site-header.menu-open .drop,.site-header.menu-open .mega{position:static;display:none;min-width:0;transform:none;border:0;box-shadow:none;background:transparent;grid-template-columns:1fr}
  .site-header.menu-open .nav>li.open>.drop{display:block}
  .site-header.menu-open .nav>li.open>.mega{display:grid}
  .site-header.menu-open .nav>li.open>.drop-cols{display:grid;grid-template-columns:1fr;min-width:0}
}
@media(max-width:560px){
  .grid-brands,.grid-series,.grid-3,.grid-apps,.post-list{grid-template-columns:1fr}
  .rfq-form{grid-template-columns:1fr}
  .hero-search{flex-direction:column;gap:10px}
  .hero-search input[type=search],.hero-search button{border-radius:10px;border:1px solid var(--line);padding:14px 16px}
  .hero-search button{border-color:var(--copper)}
  .trust-item{flex:1 1 46%}
  .trust-item+.trust-item::before,.trust-item+.trust-item::after{display:none}
  .footer-grid{grid-template-columns:1fr}
  .header-cta .btn{padding:10px 12px;font-size:13px}
}

/* pagination */
.nav-links{display:flex;gap:8px;font-family:var(--mono);font-size:14px}
.nav-links .page-numbers{padding:8px 13px;border:1px solid var(--line);border-radius:8px;color:var(--silk)}
.nav-links .page-numbers.current{background:var(--copper);color:#131313;border-color:var(--copper)}
.nav-links a.page-numbers:hover{border-color:var(--copper)}