/*
Theme Name: Litbuy Neon
Theme URI: https://sheetfinds.com/
Author: Litbuy
Author URI: https://sheetfinds.com/
Description: Dark neon SEO WordPress theme for the Litbuy Spreadsheet knowledge hub. Grid-lined background, cyan/magenta neon accents, glass-morphism cards, and a trend-intelligence layout tailored for shopping discovery across 11 categories on sheetfinds.com.
Version: 1.0.0
Requires at least: 5.5
Requires PHP: 7.2
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: litbuy-neon
Tags: seo, dark, blog, one-column, custom-menu, featured-images, threaded-comments
*/

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:'Space Grotesk','Inter','Helvetica Neue',Arial,'PingFang SC','Microsoft YaHei',sans-serif;
  font-size:16px;line-height:1.7;color:#d6d4ea;
  background:#060614;
  background-image:
    radial-gradient(900px 500px at 90% -10%, rgba(0,229,255,.18) 0%, transparent 60%),
    radial-gradient(800px 500px at -5% 10%, rgba(255,48,180,.18) 0%, transparent 60%),
    radial-gradient(1000px 600px at 50% 110%, rgba(140,70,255,.18) 0%, transparent 60%),
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size:auto,auto,auto,44px 44px,44px 44px;
  background-attachment:fixed,fixed,fixed,fixed,fixed;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:#00e5ff;text-decoration:none;transition:all .2s}
a:hover{color:#ff30b4;text-shadow:0 0 10px rgba(255,48,180,.5)}
h1,h2,h3,h4,h5,h6{font-family:'Space Grotesk',sans-serif;line-height:1.15;color:#fff;margin:0 0 .7em;font-weight:700;letter-spacing:-.02em}
h1{font-size:2.8rem}
h2{font-size:1.95rem;margin-top:1.5em}
h3{font-size:1.35rem;margin-top:1.2em}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em 1.5em}
li{margin-bottom:.45em}
blockquote{border-left:3px solid #00e5ff;background:rgba(0,229,255,.06);padding:1em 1.25em;margin:1.25em 0;font-style:italic;color:#b8b4d4;border-radius:0 10px 10px 0}
code{background:rgba(255,48,180,.1);padding:2px 7px;border-radius:4px;font-size:.9em;color:#ff30b4;font-family:'JetBrains Mono',monospace}

/* ---------- Layout ---------- */
.container{max-width:1240px;margin:0 auto;padding:0 24px}
.site-wrapper{min-height:100vh;display:flex;flex-direction:column}
main{flex:1}

/* ---------- Header ---------- */
.site-header{
  background:rgba(6,6,20,.75);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(0,229,255,.15);
  position:sticky;top:0;z-index:1000;
}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:16px 0;gap:24px;flex-wrap:wrap}
.site-branding a{display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none}
.site-branding a:hover{text-shadow:none}
.site-logo{
  width:40px;height:40px;position:relative;
  background:linear-gradient(135deg,#00e5ff 0%,#ff30b4 100%);
  border-radius:10px;display:flex;align-items:center;justify-content:center;
  color:#060614;font-weight:900;font-size:1.05rem;
  box-shadow:0 0 20px rgba(0,229,255,.5),0 0 40px rgba(255,48,180,.3);
}
.site-title{font-size:1.3rem;font-weight:800;letter-spacing:-.02em;color:#fff}
.site-tagline{font-size:.75rem;color:#8a84ad;font-weight:500;margin-top:-2px;text-transform:uppercase;letter-spacing:.08em}
.status-live{display:inline-flex;align-items:center;gap:6px;font-size:.74rem;font-weight:700;color:#00ffa3;background:rgba(0,255,163,.1);border:1px solid rgba(0,255,163,.3);padding:4px 10px;border-radius:999px;margin-left:6px;text-transform:uppercase;letter-spacing:.06em}
.status-live::before{content:'';width:7px;height:7px;background:#00ffa3;border-radius:50%;box-shadow:0 0 10px #00ffa3;animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.85)}}

/* Nav */
.main-nav{display:flex;align-items:center;gap:8px}
.main-nav ul{list-style:none;margin:0;padding:0;display:flex;gap:4px;align-items:center}
.main-nav li{margin:0}
.main-nav>ul>li>a{
  display:inline-block;padding:9px 14px;color:#b8b4d4;font-weight:600;font-size:.92rem;border-radius:8px;letter-spacing:.01em;
}
.main-nav>ul>li>a:hover{color:#00e5ff;background:rgba(0,229,255,.08);text-shadow:none}

/* Dropdown */
.has-dropdown{position:relative}
.dropdown-toggle{
  background:linear-gradient(135deg,#00e5ff,#ff30b4);
  color:#060614 !important;padding:9px 18px;border-radius:8px;cursor:pointer;
  display:inline-flex;align-items:center;gap:6px;border:none;font-weight:800;font-size:.92rem;
  box-shadow:0 0 20px rgba(0,229,255,.3);
  text-transform:uppercase;letter-spacing:.04em;
}
.dropdown-toggle:hover{box-shadow:0 0 32px rgba(255,48,180,.5);color:#060614 !important;text-shadow:none}
.dropdown-toggle::after{content:'▾';font-size:.75rem;transition:transform .2s}
.has-dropdown:hover .dropdown-toggle::after,
.has-dropdown.open .dropdown-toggle::after{transform:rotate(180deg)}
.dropdown-menu{
  position:absolute;top:calc(100% + 10px);right:0;min-width:290px;
  background:rgba(14,12,36,.95);border:1px solid rgba(0,229,255,.25);border-radius:14px;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:0 20px 60px rgba(0,0,0,.5),0 0 40px rgba(0,229,255,.1);
  padding:10px;opacity:0;visibility:hidden;transform:translateY(-8px);transition:all .2s;
  z-index:1100;max-height:70vh;overflow-y:auto;
}
.has-dropdown:hover .dropdown-menu,
.has-dropdown.open .dropdown-menu,
.has-dropdown:focus-within .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown-menu li{display:block}
.dropdown-menu a{
  display:flex;align-items:center;gap:12px;padding:10px 14px;color:#d6d4ea;font-weight:500;font-size:.92rem;border-radius:8px;
}
.dropdown-menu a:hover{background:rgba(0,229,255,.1);color:#00e5ff;text-shadow:none}
.dropdown-menu .cat-score{margin-left:auto;font-size:.72rem;background:rgba(0,255,163,.1);border:1px solid rgba(0,255,163,.3);color:#00ffa3;padding:2px 8px;border-radius:999px;font-weight:700;font-family:'JetBrains Mono',monospace}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 30px;border-radius:10px;font-weight:800;font-size:.95rem;
  text-decoration:none;transition:all .25s;border:none;cursor:pointer;
  line-height:1;letter-spacing:.03em;text-transform:uppercase;
  position:relative;overflow:hidden;
}
.btn::before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.15),transparent);transform:translateX(-100%);transition:transform .5s}
.btn:hover::before{transform:translateX(100%)}
.btn-primary{background:linear-gradient(135deg,#00e5ff,#ff30b4);color:#060614;box-shadow:0 0 24px rgba(0,229,255,.4)}
.btn-primary:hover{color:#060614;box-shadow:0 0 36px rgba(255,48,180,.6),0 0 60px rgba(0,229,255,.3);transform:translateY(-1px);text-shadow:none}
.btn-secondary{background:linear-gradient(135deg,#ff30b4,#8c46ff);color:#fff;box-shadow:0 0 24px rgba(255,48,180,.4)}
.btn-secondary:hover{color:#fff;box-shadow:0 0 36px rgba(140,70,255,.6);transform:translateY(-1px);text-shadow:none}
.btn-outline{background:transparent;color:#00e5ff;border:1px solid rgba(0,229,255,.5);box-shadow:0 0 12px rgba(0,229,255,.15) inset}
.btn-outline:hover{background:rgba(0,229,255,.1);color:#00e5ff;border-color:#00e5ff;box-shadow:0 0 24px rgba(0,229,255,.3);text-shadow:none}

/* ---------- Hero ---------- */
.hero{padding:90px 0 70px;position:relative;overflow:hidden}
.hero-inner{position:relative;z-index:2;max-width:900px;margin:0 auto;text-align:center}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(0,229,255,.08);border:1px solid rgba(0,229,255,.3);color:#00e5ff;padding:7px 18px;border-radius:999px;font-size:.78rem;font-weight:700;margin-bottom:26px;letter-spacing:.14em;text-transform:uppercase;backdrop-filter:blur(8px)}
.hero-badge::before{content:'';width:7px;height:7px;background:#00e5ff;border-radius:50%;box-shadow:0 0 10px #00e5ff}
.hero h1{font-size:4rem;color:#fff;line-height:1.05;margin-bottom:22px;letter-spacing:-.035em;font-weight:800}
.hero h1 .accent{background:linear-gradient(135deg,#00e5ff 0%,#ff30b4 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;position:relative}
.hero-sub{font-size:1.2rem;color:#b8b4d4;margin-bottom:36px;line-height:1.65;max-width:740px;margin-left:auto;margin-right:auto}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;margin-bottom:54px}

/* Terminal strip */
.terminal-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(0,229,255,.15);padding:1px;border-radius:14px;overflow:hidden;max-width:860px;margin:0 auto}
.terminal-cell{background:rgba(14,12,36,.9);padding:22px;text-align:left;backdrop-filter:blur(10px)}
.terminal-cell .label{font-size:.68rem;color:#8a84ad;font-weight:700;text-transform:uppercase;letter-spacing:.14em;margin-bottom:8px;display:flex;align-items:center;gap:6px}
.terminal-cell .label::before{content:'>';color:#00e5ff;font-weight:900}
.terminal-cell .value{font-size:1.65rem;font-weight:800;color:#fff;line-height:1;font-family:'JetBrains Mono',monospace;letter-spacing:-.02em}
.terminal-cell .value.cyan{color:#00e5ff;text-shadow:0 0 20px rgba(0,229,255,.5)}
.terminal-cell .value.magenta{color:#ff30b4;text-shadow:0 0 20px rgba(255,48,180,.5)}
.terminal-cell .value.green{color:#00ffa3;text-shadow:0 0 20px rgba(0,255,163,.4)}

/* ---------- Section ---------- */
.section{padding:88px 0;position:relative}
.section-header{text-align:center;max-width:780px;margin:0 auto 56px}
.section-header .eyebrow{display:inline-flex;align-items:center;gap:8px;color:#00ffa3;font-weight:700;font-size:.74rem;text-transform:uppercase;letter-spacing:.18em;margin-bottom:14px;background:rgba(0,255,163,.08);border:1px solid rgba(0,255,163,.25);padding:5px 14px;border-radius:999px;font-family:'JetBrains Mono',monospace}
.section-header h2{font-size:2.6rem;margin-bottom:14px;letter-spacing:-.025em}
.section-header p{color:#b8b4d4;font-size:1.08rem}

/* ---------- Trend tiles (11 categories) ---------- */
.trend-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.trend-tile{
  background:rgba(14,12,36,.65);border:1px solid rgba(0,229,255,.12);border-radius:14px;padding:24px;text-align:left;
  color:#d6d4ea;transition:all .3s;text-decoration:none;position:relative;overflow:hidden;
  display:flex;flex-direction:column;min-height:230px;
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.trend-tile::before{content:'';position:absolute;top:-1px;left:-1px;right:-1px;height:2px;background:linear-gradient(90deg,#00e5ff,#ff30b4);transform:scaleX(.3);transform-origin:left;transition:transform .4s}
.trend-tile:hover{border-color:rgba(0,229,255,.4);box-shadow:0 0 40px rgba(0,229,255,.15),0 0 80px rgba(255,48,180,.08);transform:translateY(-4px);color:#fff;text-shadow:none}
.trend-tile:hover::before{transform:scaleX(1)}
.trend-head{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:18px;gap:14px}
.trend-icon{
  width:52px;height:52px;border-radius:11px;flex-shrink:0;
  background:rgba(0,229,255,.08);border:1px solid rgba(0,229,255,.25);
  display:flex;align-items:center;justify-content:center;transition:all .3s;
}
.trend-icon svg{width:28px;height:28px;color:#00e5ff;transition:all .3s}
.trend-tile:hover .trend-icon{background:rgba(255,48,180,.1);border-color:rgba(255,48,180,.4)}
.trend-tile:hover .trend-icon svg{color:#ff30b4}
.trend-id{font-size:.72rem;color:#5e578c;font-family:'JetBrains Mono',monospace;font-weight:600;letter-spacing:.1em}
.trend-name{font-size:1.1rem;font-weight:800;color:#fff;line-height:1.2;margin-bottom:4px;letter-spacing:-.01em}
.trend-sub{font-size:.82rem;color:#8a84ad;font-weight:500}
.trend-foot{display:flex;align-items:flex-end;gap:14px;margin-top:auto;padding-top:18px;border-top:1px dashed rgba(0,229,255,.12)}
.trend-score{display:flex;flex-direction:column}
.trend-score-value{font-size:1.75rem;font-weight:800;color:#fff;line-height:1;font-family:'JetBrains Mono',monospace;letter-spacing:-.02em}
.trend-score-value .accent{color:#00e5ff}
.trend-score-value .max{font-size:.78rem;color:#5e578c;font-weight:600}
.trend-score-label{font-size:.66rem;color:#8a84ad;font-weight:700;text-transform:uppercase;letter-spacing:.14em;margin-top:5px}
.trend-growth{margin-left:auto;background:rgba(0,255,163,.08);border:1px solid rgba(0,255,163,.3);color:#00ffa3;padding:5px 11px;border-radius:999px;font-size:.78rem;font-weight:700;font-family:'JetBrains Mono',monospace;display:inline-flex;align-items:center;gap:4px}
.trend-growth::before{content:'↑';font-size:.75rem}

/* ---------- Signal panel ---------- */
.signal-wrap{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.signal-card{
  background:rgba(14,12,36,.65);border:1px solid rgba(0,229,255,.12);border-radius:16px;padding:30px;
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);position:relative;overflow:hidden;
}
.signal-card::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,#00e5ff,transparent)}
.signal-head{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:22px;gap:14px}
.signal-label{font-size:.72rem;color:#8a84ad;font-weight:700;text-transform:uppercase;letter-spacing:.14em;font-family:'JetBrains Mono',monospace}
.signal-value{font-size:2.4rem;font-weight:800;color:#fff;line-height:1;letter-spacing:-.03em;font-family:'JetBrains Mono',monospace}
.signal-value .suffix{font-size:1rem;color:#5e578c;font-weight:600}
.signal-value.cyan{background:linear-gradient(135deg,#00e5ff,#8c46ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.signal-value.magenta{background:linear-gradient(135deg,#ff30b4,#ffa930);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.signal-desc{color:#b8b4d4;font-size:.98rem;line-height:1.6}
.signal-list{list-style:none;padding:0;margin:0}
.signal-list li{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px dashed rgba(0,229,255,.1);color:#d6d4ea;font-size:.95rem}
.signal-list li:last-child{border:none}
.signal-list li::before{content:'';width:6px;height:6px;background:#00e5ff;border-radius:50%;box-shadow:0 0 10px #00e5ff;flex-shrink:0}
.signal-list li.magenta::before{background:#ff30b4;box-shadow:0 0 10px #ff30b4}
.signal-list li.green::before{background:#00ffa3;box-shadow:0 0 10px #00ffa3}

/* ---------- Article hub ---------- */
.article-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:22px}
.article-tile{
  background:rgba(14,12,36,.65);border:1px solid rgba(0,229,255,.1);border-radius:14px;overflow:hidden;
  transition:all .3s;display:flex;flex-direction:column;position:relative;
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.article-tile:hover{border-color:rgba(255,48,180,.3);box-shadow:0 0 30px rgba(255,48,180,.12);transform:translateY(-4px)}
.article-tile.featured{border-color:rgba(0,229,255,.3);box-shadow:0 0 24px rgba(0,229,255,.1)}
.article-tile-body{padding:26px;flex:1;display:flex;flex-direction:column}
.article-num{position:absolute;top:18px;right:20px;font-size:.72rem;color:#5e578c;font-family:'JetBrains Mono',monospace;font-weight:700;letter-spacing:.1em}
.article-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.article-tag{display:inline-block;padding:3px 10px;border-radius:5px;font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;font-family:'JetBrains Mono',monospace}
.tag-featured{background:linear-gradient(135deg,#00e5ff,#ff30b4);color:#060614}
.tag-trend{background:rgba(0,229,255,.1);color:#00e5ff;border:1px solid rgba(0,229,255,.25)}
.tag-data{background:rgba(140,70,255,.12);color:#b58aff;border:1px solid rgba(140,70,255,.3)}
.tag-insight{background:rgba(0,255,163,.1);color:#00ffa3;border:1px solid rgba(0,255,163,.3)}
.tag-category{background:rgba(255,48,180,.1);color:#ff6cd2;border:1px solid rgba(255,48,180,.3)}
.article-tile h3{font-size:1.2rem;margin-bottom:10px;line-height:1.3;letter-spacing:-.01em}
.article-tile h3 a{color:#fff}
.article-tile h3 a:hover{color:#00e5ff;text-shadow:none}
.article-tile p{color:#b8b4d4;font-size:.93rem;margin-bottom:18px;flex:1;line-height:1.6}
.article-meta{display:flex;justify-content:space-between;align-items:center;padding-top:14px;border-top:1px dashed rgba(0,229,255,.12);font-size:.78rem;color:#8a84ad;font-weight:500;font-family:'JetBrains Mono',monospace}
.article-meta .read-more{color:#00e5ff;font-weight:700;display:inline-flex;align-items:center;gap:4px;text-transform:uppercase;letter-spacing:.08em;font-size:.76rem}
.article-meta .read-more:hover{color:#ff30b4;gap:8px;text-shadow:none}

/* ---------- Content ---------- */
.content-section{padding:88px 0;position:relative}
.content-wrap{max-width:830px;margin:0 auto;background:rgba(14,12,36,.75);border:1px solid rgba(0,229,255,.15);border-radius:20px;padding:48px 56px;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);position:relative;z-index:2;box-shadow:0 20px 80px rgba(0,0,0,.4)}
.content-wrap h1{font-size:2.6rem;margin-bottom:16px;letter-spacing:-.025em;color:#fff}
.content-wrap h2{font-size:1.75rem;margin-top:1.8em;padding-top:1em;border-top:1px dashed rgba(0,229,255,.15);color:#fff}
.content-wrap h2:first-of-type{border-top:none;padding-top:0}
.content-wrap h3{font-size:1.25rem;margin-top:1.5em;color:#e4e2f5}
.content-wrap p{color:#d6d4ea;font-size:1.03rem;line-height:1.8}
.content-wrap ul,.content-wrap ol{color:#d6d4ea}
.content-wrap li{line-height:1.75;margin-bottom:.5em}
.content-wrap strong{color:#fff;font-weight:700}
.content-wrap a{color:#00e5ff;font-weight:600;border-bottom:1px solid rgba(0,229,255,.4)}
.content-wrap a:hover{color:#ff30b4;border-bottom-color:#ff30b4;text-shadow:none}
.article-meta-row{color:#8a84ad;font-size:.88rem;margin-bottom:30px;display:flex;gap:14px;flex-wrap:wrap;align-items:center;font-family:'JetBrains Mono',monospace}
.article-meta-row .cat{background:linear-gradient(135deg,#00e5ff,#ff30b4);color:#060614;padding:5px 14px;border-radius:6px;font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.1em}

/* breadcrumb */
.breadcrumb{font-size:.86rem;color:#8a84ad;margin-bottom:20px;font-family:'JetBrains Mono',monospace}
.breadcrumb a{color:#8a84ad;border-bottom:none;font-weight:500}
.breadcrumb a:hover{color:#00e5ff}
.breadcrumb .sep{margin:0 8px;color:#5e578c}

.home-callout{
  background:linear-gradient(135deg,rgba(0,229,255,.08),rgba(255,48,180,.08));
  border:1px solid rgba(0,229,255,.25);border-radius:14px;padding:22px 26px;margin:34px 0 0;
}
.home-callout p{color:#fff;font-weight:700;margin-bottom:8px}
.home-callout a{color:#00e5ff;font-weight:700;border-bottom:none}

/* ---------- CTA Band ---------- */
.cta-band{position:relative;padding:84px 0;text-align:center;overflow:hidden;border-top:1px solid rgba(0,229,255,.15);border-bottom:1px solid rgba(255,48,180,.15);background:rgba(6,6,20,.4)}
.cta-band::before{content:'';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:800px;height:800px;background:radial-gradient(circle,rgba(0,229,255,.12),transparent 65%);border-radius:50%}
.cta-band::after{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:40px 40px}
.cta-band>.container{position:relative;z-index:2}
.cta-band h2{color:#fff;font-size:2.4rem;margin-bottom:16px;letter-spacing:-.025em}
.cta-band h2 .accent{background:linear-gradient(135deg,#00e5ff,#ff30b4);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.cta-band p{color:#b8b4d4;font-size:1.1rem;margin-bottom:34px;max-width:620px;margin-left:auto;margin-right:auto}
.cta-band .hero-ctas{margin-bottom:0}

/* ---------- Footer ---------- */
.site-footer{background:rgba(6,6,20,.9);border-top:1px solid rgba(0,229,255,.15);padding:60px 0 28px;color:#b8b4d4}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-col h4{color:#fff;font-size:.86rem;margin-bottom:18px;text-transform:uppercase;letter-spacing:.14em;font-weight:800;font-family:'JetBrains Mono',monospace}
.footer-col h4::before{content:'// ';color:#00e5ff}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:10px}
.footer-col a{color:#b8b4d4;font-size:.92rem;font-weight:500}
.footer-col a:hover{color:#00e5ff;text-shadow:none}
.footer-col p{font-size:.92rem;line-height:1.7;color:#8a84ad}
.footer-bottom{border-top:1px solid rgba(0,229,255,.1);padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.84rem;color:#5e578c;font-family:'JetBrains Mono',monospace}
.footer-bottom a{color:#8a84ad;font-weight:500}

/* ---------- 404 ---------- */
.error-404{text-align:center;padding:130px 0}
.error-404 h1{font-size:7rem;background:linear-gradient(135deg,#00e5ff,#ff30b4);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:0;font-weight:900;letter-spacing:-.04em;font-family:'JetBrains Mono',monospace}
.error-404 h2{font-size:1.9rem;margin-bottom:14px;color:#fff}
.error-404 p{color:#b8b4d4;margin-bottom:34px}

/* ---------- Responsive ---------- */
@media (max-width:960px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .signal-wrap{grid-template-columns:1fr}
}
@media (max-width:720px){
  .section{padding:60px 0}
  .section-header h2{font-size:1.95rem}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .header-inner{gap:12px}
  .main-nav ul{flex-wrap:wrap;justify-content:flex-end}
  .content-wrap{padding:32px 24px;border-radius:16px}
  .content-wrap h1{font-size:1.95rem}
  .content-wrap h2{font-size:1.5rem}
  .cta-band h2{font-size:1.85rem}
  .hero{padding:60px 0}
  .hero h1{font-size:2.4rem}
  .hero-sub{font-size:1rem}
  .terminal-strip{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:480px){
  .hero h1{font-size:1.95rem}
  .btn{padding:12px 22px;font-size:.9rem}
  .site-title{font-size:1.1rem}
  .site-tagline{display:none}
  .dropdown-menu{right:auto;left:0;min-width:250px}
}