/* =============================================================
   极 客 深 色 科 技 风 模 板 (tech)
   设计语言：深夜 #050b18 + 主电蓝 #2563eb + 霓虹紫 #a855f7 + 青 #06b6d4 + 荧光绿 #00ff88
   字体：Space Grotesk（标题）+ JetBrains Mono（代码/数字）
   视觉元素：深色发光、终端、网格、霓虹辉光、几何、代码感
   ============================================================= */

*{margin:0;padding:0;box-sizing:border-box}
:root{
    --tc-bg:#050b18;
    --tc-bg-2:#0a1124;
    --tc-bg-3:#0e1730;
    --tc-blue:#2563eb;
    --tc-purple:#a855f7;
    --tc-cyan:#06b6d4;
    --tc-green:#00ff88;
    --tc-text:#e2e8f0;
    --tc-text-2:#94a3b8;
    --tc-text-3:#64748b;
    --tc-line:rgba(37,99,235,.2);
    --tc-glow:0 0 30px rgba(37,99,235,.4);
    --tc-glow-p:0 0 30px rgba(168,85,247,.4);
}
body.tpl-tech{
    font-family:'Space Grotesk','JetBrains Mono','PingFang SC','Microsoft YaHei',sans-serif;
    font-size:14px;color:var(--tc-text);background:var(--tc-bg);
    line-height:1.7;
}
.mono{font-family:'JetBrains Mono','Courier New',monospace}
h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2;letter-spacing:-.5px}
a{color:inherit;text-decoration:none;transition:all .25s}
img{max-width:100%;display:block}
ul{list-style:none}
.container{max-width:1280px;margin:0 auto;padding:0 28px}
.spc{padding:90px 0}
.blink{display:inline-block;animation:blink 1s steps(2,end) infinite;color:var(--tc-green)}
@keyframes blink{50%{opacity:0}}
@media(max-width:767px){.spc{padding:54px 0}.container{padding:0 18px}}

/* ============ Top status bar ============ */
.tech-bar{
    background:#000;color:var(--tc-text-2);
    font-family:'JetBrains Mono',monospace;font-size:12px;
    border-bottom:1px solid var(--tc-line);
}
.tech-bar .container{display:flex;justify-content:space-between;align-items:center;height:36px;flex-wrap:wrap;gap:8px}
.term-line .prompt{color:var(--tc-green);margin-right:6px}
.term-line em.ok{color:var(--tc-green);font-style:normal}
.bar-links{display:flex;gap:14px;align-items:center}
.bar-links i{color:var(--tc-blue);margin-right:3px}
.bar-links a:hover{color:var(--tc-cyan)}

/* ============ Header ============ */
.tech-header{
    background:rgba(5,11,24,.85);
    backdrop-filter:blur(14px);
    border-bottom:1px solid var(--tc-line);
    position:sticky;top:0;z-index:99;
}
.tech-header .container{display:flex;align-items:center;height:74px;gap:30px}
.tech-logo{display:flex;align-items:center;gap:10px}
.tech-logo img{height:40px;width:auto;filter:drop-shadow(0 0 8px rgba(37,99,235,.3))}
.tech-logo .sym{
    width:42px;height:42px;border-radius:8px;
    background:linear-gradient(135deg,var(--tc-blue),var(--tc-purple));
    color:#fff;display:flex;align-items:center;justify-content:center;
    font-family:'JetBrains Mono',monospace;font-weight:700;font-size:16px;
    box-shadow:var(--tc-glow);
}
.tech-logo .nm b{
    display:block;color:#fff;font-size:18px;font-weight:700;
    text-shadow:0 0 12px rgba(37,99,235,.4);
}
.tech-logo .nm em{
    display:block;font-style:normal;font-size:11px;color:var(--tc-cyan);
    letter-spacing:2px;margin-top:2px;
}

.tech-nav{flex:1;display:flex;justify-content:center;gap:8px}
.tech-nav .link{
    padding:8px 16px;color:var(--tc-text-2);
    font-size:14px;font-weight:500;
    border:1px solid transparent;border-radius:6px;
    position:relative;transition:all .25s;
}
.tech-nav .link span.mono{color:var(--tc-blue);font-size:11px;margin-right:6px}
.tech-nav .link:hover,.tech-nav .link.active{color:#fff;background:rgba(37,99,235,.12);border-color:rgba(37,99,235,.4);box-shadow:var(--tc-glow)}
.tech-nav .link.active span.mono{color:var(--tc-cyan)}

.tech-cta .btn-glow{
    padding:10px 18px;border-radius:8px;
    background:linear-gradient(135deg,var(--tc-blue),var(--tc-purple));
    color:#fff;font-weight:600;font-size:13px;letter-spacing:.5px;
    box-shadow:0 4px 16px rgba(37,99,235,.5);display:inline-flex;align-items:center;gap:6px;
}
.tech-cta .btn-glow:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(37,99,235,.7)}
.tgl{display:none;background:0;border:0;font-size:26px;color:var(--tc-cyan);cursor:pointer}
@media(max-width:991px){
    .tech-nav{position:absolute;top:74px;left:0;right:0;background:var(--tc-bg-2);flex-direction:column;
        box-shadow:0 4px 20px rgba(0,0,0,.4);padding:14px;display:none;border-bottom:1px solid var(--tc-line)}
    .tech-nav.open{display:flex}
    .tgl{display:block}
    .tech-cta{display:none}
}
@media(max-width:767px){.tech-header .container{height:62px;gap:12px}.tech-logo .nm b{font-size:15px}}

/* ============ Hero 深色 ============ */
.tc-hero{
    position:relative;
    color:#fff;padding:120px 0 130px;overflow:hidden;
    background:radial-gradient(ellipse at 30% 30%,#0e1730 0%,#050b18 60%);
}
.tc-hero__grid{
    position:absolute;inset:0;
    background-image:
        linear-gradient(rgba(37,99,235,.06) 1px,transparent 1px),
        linear-gradient(90deg,rgba(37,99,235,.06) 1px,transparent 1px);
    background-size:50px 50px;
    mask-image:radial-gradient(circle at 50% 40%,#000 30%,transparent 70%);
    -webkit-mask-image:radial-gradient(circle at 50% 40%,#000 30%,transparent 70%);
}
.tc-hero__glow{
    position:absolute;top:-20%;right:-10%;width:540px;height:540px;border-radius:50%;
    background:radial-gradient(circle,rgba(168,85,247,.18) 0,transparent 60%);
    pointer-events:none;animation:float 12s ease-in-out infinite alternate;
}
@keyframes float{0%{transform:translate(0,0)}100%{transform:translate(-40px,40px)}}
.tc-hero__inner{position:relative;z-index:2;max-width:840px}
.terminal-prompt{
    display:inline-flex;align-items:center;gap:8px;
    font-family:'JetBrains Mono',monospace;font-size:13px;
    color:var(--tc-text-2);
    background:rgba(14,23,48,.7);padding:8px 16px;border-radius:6px;
    border:1px solid var(--tc-line);margin-bottom:24px;
}
.terminal-prompt .prompt{color:var(--tc-green)}
.tc-hero h1{
    font-size:64px;color:#fff;margin-bottom:18px;
    text-shadow:0 0 30px rgba(37,99,235,.5);
}
.tc-hero__typed{
    display:inline-flex;gap:8px;
    background:rgba(14,23,48,.7);padding:10px 16px;border-radius:6px;
    border:1px solid var(--tc-cyan);
    font-family:'JetBrains Mono',monospace;font-size:15px;color:var(--tc-cyan);
    box-shadow:0 0 20px rgba(6,182,212,.3);
    margin-bottom:24px;
}
.lede{font-size:16px;color:var(--tc-text-2);margin-bottom:36px;max-width:640px;line-height:1.85}
.tc-hero__btns{display:flex;gap:14px;margin-bottom:48px;flex-wrap:wrap}
.tc-btn{
    display:inline-flex;align-items:center;gap:6px;
    padding:14px 28px;border-radius:8px;
    font-weight:600;letter-spacing:.5px;font-size:14px;
    transition:all .3s;border:1px solid transparent;cursor:pointer;
}
.tc-btn--neon{
    background:linear-gradient(135deg,var(--tc-blue),var(--tc-purple));
    color:#fff;box-shadow:0 4px 18px rgba(37,99,235,.5);
    border-color:rgba(255,255,255,.1);
}
.tc-btn--neon:hover{transform:translateY(-2px);box-shadow:0 8px 26px rgba(37,99,235,.7)}
.tc-btn--ghost{background:rgba(14,23,48,.5);color:var(--tc-cyan);border-color:var(--tc-cyan)}
.tc-btn--ghost:hover{background:var(--tc-cyan);color:#000}
.tc-hero__metrics{display:flex;gap:32px;flex-wrap:wrap;color:var(--tc-text-2)}
.tc-hero__metrics .m{display:flex;flex-direction:column}
.tc-hero__metrics b{font-size:32px;color:var(--tc-green);font-weight:700;line-height:1;text-shadow:0 0 16px rgba(0,255,136,.4)}
.tc-hero__metrics b sup{font-size:16px;color:var(--tc-cyan);margin-left:2px}
.tc-hero__metrics span{font-size:11px;letter-spacing:2px;margin-top:6px}
@media(max-width:767px){.tc-hero{padding:64px 0 80px}.tc-hero h1{font-size:36px}.tc-hero__typed{font-size:12px}.tc-hero__metrics{gap:18px}}

/* ============ Stats ============ */
.tc-stats{
    background:linear-gradient(180deg,#0a1124 0%,#050b18 100%);
    border-top:1px solid var(--tc-line);border-bottom:1px solid var(--tc-line);
}
.tc-stats__row{
    display:grid;grid-template-columns:repeat(5,1fr);
    padding:36px 0;text-align:center;color:#fff;
}
.tc-stats .ts+.ts{border-left:1px solid var(--tc-line)}
.tc-stats b{font-size:40px;color:var(--tc-cyan);font-weight:700;line-height:1;display:block;text-shadow:0 0 16px rgba(6,182,212,.4)}
.tc-stats b sup{color:var(--tc-green);font-size:16px;margin-left:3px}
.tc-stats span{display:block;font-size:11px;letter-spacing:3px;color:var(--tc-text-2);margin-top:8px}
@media(max-width:991px){.tc-stats__row{grid-template-columns:repeat(3,1fr);gap:20px 0}}
@media(max-width:575px){.tc-stats__row{grid-template-columns:repeat(2,1fr)}.tc-stats .ts:nth-child(3){border-left:0}}

/* ============ Section Head ============ */
.tc-section-head{text-align:center;margin-bottom:50px}
.cmd-line{
    display:inline-block;padding:6px 14px;
    background:rgba(14,23,48,.7);
    border:1px solid var(--tc-line);border-radius:6px;
    font-size:12px;color:var(--tc-green);
    margin-bottom:18px;
}
.tc-section-head h2{
    font-size:42px;color:#fff;margin-bottom:12px;
    background:linear-gradient(90deg,#fff,var(--tc-cyan));
    -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.tc-section-head .sub{color:var(--tc-text-2);font-size:15px}
.tc-section-head__more{
    position:absolute;right:0;top:30px;color:var(--tc-cyan);font-size:13px;
    padding:6px 14px;border:1px solid var(--tc-cyan);border-radius:20px;
}
.tc-section-head__more:hover{background:var(--tc-cyan);color:#000;box-shadow:0 0 16px rgba(6,182,212,.5)}
.tc-section-head{position:relative}
@media(max-width:767px){.tc-section-head h2{font-size:26px}.tc-section-head__more{position:static;display:inline-block;margin-top:14px}}

/* ============ Stack ============ */
.tc-stack{padding:90px 0;background:var(--tc-bg)}
.tc-stack__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.st-card{
    background:linear-gradient(160deg,rgba(14,23,48,.7),rgba(10,17,36,.7));
    border:1px solid var(--tc-line);padding:34px 26px;
    border-radius:14px;
    transition:all .3s;position:relative;overflow:hidden;
}
.st-card::before{
    content:'';position:absolute;top:0;left:0;right:0;height:1px;
    background:linear-gradient(90deg,transparent,var(--tc-blue),transparent);
}
.st-card:hover{transform:translateY(-6px);border-color:var(--tc-cyan);box-shadow:0 16px 40px rgba(6,182,212,.2)}
.st-icon{
    width:62px;height:62px;border-radius:14px;
    background:linear-gradient(135deg,var(--tc-blue),var(--tc-purple));
    color:#fff;display:flex;align-items:center;justify-content:center;
    font-size:28px;margin-bottom:18px;
    box-shadow:0 6px 20px rgba(37,99,235,.4);
}
.st-card h4{font-size:18px;color:#fff;margin-bottom:10px}
.st-card p{font-size:13px;color:var(--tc-text-2);line-height:1.85;margin-bottom:14px}
.st-tag{
    display:inline-block;padding:4px 10px;
    background:rgba(0,255,136,.12);color:var(--tc-green);
    border:1px solid rgba(0,255,136,.3);border-radius:6px;font-size:11px;
}
@media(max-width:991px){.tc-stack__grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:575px){.tc-stack__grid{grid-template-columns:1fr}}

/* ============ Products ============ */
.tc-products{padding:90px 0;background:var(--tc-bg-2);border-top:1px solid var(--tc-line)}
.tc-product__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.pdc{
    background:rgba(14,23,48,.6);border:1px solid var(--tc-line);border-radius:14px;
    overflow:hidden;display:block;position:relative;
    transition:all .3s;
}
.pdc:hover{transform:translateY(-6px);border-color:var(--tc-blue);box-shadow:0 14px 36px rgba(37,99,235,.3)}
.pdc-vis{
    aspect-ratio:4/3;background:#0a1124;
    display:flex;align-items:center;justify-content:center;color:var(--tc-blue);font-size:48px;
    position:relative;overflow:hidden;
}
.pdc-vis img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.pdc:hover .pdc-vis img{transform:scale(1.05)}
.pdc-glow{
    position:absolute;inset:0;
    background:linear-gradient(45deg,transparent 60%,rgba(6,182,212,.15));
    opacity:0;transition:opacity .3s;
}
.pdc:hover .pdc-glow{opacity:1}
.pdc-meta{padding:16px 18px}
.pdc-id{
    font-size:11px;color:var(--tc-cyan);letter-spacing:1px;opacity:.7;
}
.pdc-meta h3{
    font-size:15px;color:#fff;margin:8px 0;
    overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
    min-height:40px;
}
.pdc-bar{height:2px;background:rgba(37,99,235,.2);border-radius:2px;overflow:hidden;margin-bottom:10px}
.pdc-bar span{display:block;width:60%;height:100%;background:linear-gradient(90deg,var(--tc-blue),var(--tc-purple))}
.pdc-cta{font-size:12px;color:var(--tc-cyan);font-weight:600}
.pdc-cta i{margin-left:4px;transition:transform .3s}
.pdc:hover .pdc-cta i{transform:translateX(4px)}
@media(max-width:991px){.tc-product__grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:767px){.tc-product__grid{grid-template-columns:repeat(2,1fr);gap:12px}}
@media(max-width:480px){.tc-product__grid{grid-template-columns:1fr}}

/* ============ News ============ */
.tc-news{padding:90px 0;background:var(--tc-bg)}
.tc-news__list{display:grid;grid-template-columns:1.4fr 1fr;gap:24px;align-items:stretch}
.nl-feat{
    grid-row:span 3;
    background:rgba(14,23,48,.6);border:1px solid var(--tc-line);border-radius:14px;
    overflow:hidden;display:flex;flex-direction:column;
    transition:all .3s;
}
.nl-feat:hover{border-color:var(--tc-cyan);box-shadow:0 12px 30px rgba(6,182,212,.25)}
.nl-cover{
    aspect-ratio:16/9;background:#0a1124;color:var(--tc-cyan);font-size:48px;
    display:flex;align-items:center;justify-content:center;overflow:hidden;
}
.nl-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.nl-feat:hover .nl-cover img{transform:scale(1.04)}
.nl-body{padding:24px}
.nl-meta{font-size:11px;color:var(--tc-cyan);letter-spacing:1px;display:block;margin-bottom:10px}
.nl-feat h3{font-size:22px;color:#fff;margin-bottom:12px;line-height:1.4}
.nl-feat p{font-size:13px;color:var(--tc-text-2);line-height:1.85;margin-bottom:14px}
.nl-cta{font-size:13px;color:var(--tc-green);font-weight:600}

.nl-row{
    grid-column:span 1;
    display:flex;align-items:flex-start;gap:14px;padding:14px;
    background:rgba(14,23,48,.4);border:1px solid var(--tc-line);border-radius:10px;
    transition:all .25s;
}
.nl-row:hover{border-color:var(--tc-purple);background:rgba(14,23,48,.7);transform:translateX(4px)}
.nl-row .ico{
    flex-shrink:0;width:32px;height:32px;line-height:32px;text-align:center;
    background:rgba(168,85,247,.15);color:var(--tc-purple);border-radius:8px;
    font-size:14px;font-weight:700;
}
.row-body{flex:1;min-width:0}
.row-body h4{font-size:14px;color:#fff;margin-bottom:6px;line-height:1.5;
    overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
}
.row-meta{font-size:11px;color:var(--tc-text-3)}
.row-meta i{color:var(--tc-cyan);margin-right:2px}
.row-meta em{font-style:normal;margin:0 6px;color:var(--tc-text-3)}
@media(max-width:991px){.tc-news__list{grid-template-columns:1fr 1fr}.nl-feat{grid-row:span 1;grid-column:span 2}}
@media(max-width:575px){.tc-news__list{grid-template-columns:1fr}.nl-feat{grid-column:span 1}}

/* ============ CTA ============ */
.tc-cta{
    background:
        radial-gradient(circle at 30% 50%,rgba(37,99,235,.18) 0,transparent 50%),
        radial-gradient(circle at 70% 50%,rgba(168,85,247,.18) 0,transparent 50%),
        var(--tc-bg-2);
    color:#fff;padding:80px 0;text-align:center;border-top:1px solid var(--tc-line);
}
.tc-cta__box{
    max-width:680px;margin:0 auto;
    padding:50px 40px;
    background:rgba(14,23,48,.7);
    border:1px solid var(--tc-line);border-radius:16px;
    box-shadow:0 20px 60px rgba(37,99,235,.2);
}
.tc-cta__box .prompt{display:inline-block;padding:4px 10px;background:rgba(0,255,136,.15);color:var(--tc-green);border-radius:4px;margin-bottom:14px;font-size:12px;border:1px solid rgba(0,255,136,.3)}
.tc-cta h2{font-size:34px;color:#fff;margin-bottom:14px}
.tc-cta p{color:var(--tc-text-2);margin-bottom:28px}
.tc-cta__btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ============ Page Banner ============ */
.tc-pgbanner{
    background:radial-gradient(ellipse at 50% 30%,rgba(37,99,235,.15) 0%,transparent 60%),var(--tc-bg-2);
    padding:60px 0 70px;color:#fff;
    border-bottom:1px solid var(--tc-line);
    position:relative;
    overflow:hidden;
}
.tc-pgbanner::before{
    content:'';position:absolute;inset:0;
    background-image:linear-gradient(rgba(37,99,235,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(37,99,235,.06) 1px,transparent 1px);
    background-size:40px 40px;
    opacity:.6;
}
.tc-pgbanner .container{position:relative;z-index:2}
.tc-pgbanner .cmd-line{margin-bottom:18px}
.tc-pgbanner h1{font-size:48px;color:#fff;margin-bottom:14px;text-shadow:0 0 20px rgba(37,99,235,.4)}
.crumbs{display:flex;gap:6px;font-size:13px;color:var(--tc-text-3);font-family:'JetBrains Mono',monospace}
.crumbs li+li::before{content:'';margin-right:6px}
.crumbs li+li .sep{margin-right:6px;color:var(--tc-blue)}
.crumbs a:hover{color:var(--tc-cyan)}

/* ============ Products list page ============ */
.tc-prods{padding:60px 0;background:var(--tc-bg)}
.tc-prods .container{display:grid;grid-template-columns:240px 1fr;gap:30px}
.tc-prods__side{background:rgba(14,23,48,.5);border:1px solid var(--tc-line);border-radius:12px;padding:24px;height:fit-content}
.tc-prods__side h4{font-size:13px;color:var(--tc-cyan);margin-bottom:18px;letter-spacing:2px;padding-bottom:10px;border-bottom:1px solid var(--tc-line)}
.tc-prods__side ul li{margin-bottom:3px}
.tc-prods__side ul a{
    display:block;padding:9px 12px;color:var(--tc-text-2);font-size:13px;
    border-radius:6px;font-family:'JetBrains Mono',monospace;
    transition:all .2s;
}
.tc-prods__side ul a:hover,.tc-prods__side .active a{
    background:rgba(37,99,235,.2);color:#fff;border-left:2px solid var(--tc-cyan);
}
.tc-sch{margin-top:20px;display:flex;background:var(--tc-bg);border:1px solid var(--tc-line);border-radius:6px;overflow:hidden}
.tc-sch input{flex:1;padding:10px 12px;background:transparent;border:0;outline:0;font-size:13px;color:var(--tc-text);font-family:'JetBrains Mono',monospace}
.tc-sch input::placeholder{color:var(--tc-text-3)}
.tc-sch button{background:var(--tc-blue);color:#fff;border:0;padding:0 16px;cursor:pointer}
.tc-sch button:hover{background:var(--tc-cyan)}

.tc-prods__bar{
    background:rgba(14,23,48,.5);padding:14px 18px;margin-bottom:18px;
    border:1px solid var(--tc-line);border-left:3px solid var(--tc-cyan);border-radius:6px;
    font-size:13px;color:var(--tc-text-2);
}
.tc-prods__bar b{color:var(--tc-green);margin:0 4px;font-size:16px}

.tc-prods__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.pl{
    background:rgba(14,23,48,.5);border:1px solid var(--tc-line);border-radius:12px;overflow:hidden;
    display:block;transition:all .3s;
}
.pl:hover{transform:translateY(-4px);border-color:var(--tc-purple);box-shadow:0 10px 24px rgba(168,85,247,.2)}
.pl-vis{
    aspect-ratio:4/3;background:#0a1124;color:var(--tc-blue);font-size:42px;
    display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;
}
.pl-vis img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.pl:hover .pl-vis img{transform:scale(1.05)}
.pl-glow{position:absolute;inset:0;background:linear-gradient(45deg,transparent 60%,rgba(168,85,247,.18));opacity:0;transition:opacity .3s}
.pl:hover .pl-glow{opacity:1}
.pl-meta{padding:14px 16px}
.pl-id{font-size:11px;color:var(--tc-cyan);letter-spacing:1px;opacity:.8}
.pl-meta h3{font-size:15px;color:#fff;margin:6px 0;
    overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;
}
.pl-stat{font-size:12px;color:var(--tc-text-3)}
.pl-stat i{color:var(--tc-blue);margin-right:3px}

.tc-page{margin-top:30px;text-align:center}
.tc-page .pagination{display:inline-flex;gap:6px;flex-wrap:wrap;justify-content:center}
.tc-page .pagination li a,.tc-page .pagination li span{
    padding:8px 14px;border:1px solid var(--tc-line);background:rgba(14,23,48,.5);
    color:var(--tc-text-2);font-family:'JetBrains Mono',monospace;font-size:13px;border-radius:6px;
}
.tc-page .pagination li.active span{background:var(--tc-blue);color:#fff;border-color:var(--tc-blue);box-shadow:0 0 12px rgba(37,99,235,.4)}
.tc-page .pagination li a:hover{border-color:var(--tc-cyan);color:var(--tc-cyan)}

@media(max-width:991px){.tc-prods .container{grid-template-columns:1fr}.tc-prods__grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:575px){.tc-prods__grid{grid-template-columns:1fr}}

/* ============ News list page ============ */
.tc-newslist{padding:60px 0;background:var(--tc-bg)}
.tc-newslist .container{display:grid;grid-template-columns:1fr 270px;gap:30px}
.nl-list li{margin-bottom:14px}
.nl-list a{
    display:flex;gap:18px;align-items:flex-start;
    background:rgba(14,23,48,.5);padding:22px;
    border:1px solid var(--tc-line);border-left:3px solid var(--tc-blue);border-radius:8px;
    transition:all .3s;
}
.nl-list a:hover{border-left-color:var(--tc-cyan);transform:translateX(4px);box-shadow:0 8px 20px rgba(6,182,212,.18)}
.nl-prefix{flex-shrink:0;color:var(--tc-cyan);font-size:14px;padding-top:4px}
.nl-bd{flex:1;min-width:0}
.nl-bd h3{font-size:17px;color:#fff;margin-bottom:8px;line-height:1.4}
.nl-bd p{font-size:13px;color:var(--tc-text-3);line-height:1.85;margin-bottom:8px;
    overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
}
.nl-m{font-size:11px;color:var(--tc-text-3);display:flex;gap:8px;align-items:center}
.nl-m em{font-style:normal;color:var(--tc-text-3)}
.nl-arrow{color:var(--tc-cyan);font-size:20px;padding-top:14px;transition:transform .3s}
.nl-list a:hover .nl-arrow{transform:translateX(6px)}

.tc-newslist__side .side{
    background:rgba(14,23,48,.5);padding:22px;margin-bottom:18px;
    border:1px solid var(--tc-line);border-radius:8px;
}
.tc-newslist__side .side h4{font-size:13px;color:var(--tc-cyan);margin-bottom:14px;letter-spacing:2px;padding-bottom:10px;border-bottom:1px solid var(--tc-line)}
.tc-newslist__side .side ul li{padding:9px 0;border-bottom:1px dashed rgba(37,99,235,.15);font-size:13px}
.tc-newslist__side .side ul li:last-child{border-bottom:0}
.tc-newslist__side .side ul a{color:var(--tc-text-2)}
.tc-newslist__side .side ul a:hover{color:var(--tc-cyan)}
.tc-newslist__side .side ul li.active a{color:var(--tc-green);font-weight:600}
.trending li{display:flex;align-items:flex-start;gap:8px;padding:9px 0;border-bottom:1px dashed rgba(37,99,235,.15)}
.trending .n{flex-shrink:0;width:24px;color:var(--tc-purple);font-weight:700;font-size:13px}
.trending li:nth-child(1) .n{color:var(--tc-green);text-shadow:0 0 8px rgba(0,255,136,.5)}
@media(max-width:991px){.tc-newslist .container{grid-template-columns:1fr}}

/* ============ Article Detail ============ */
.tc-art{padding:60px 0;background:var(--tc-bg)}
.tc-art .container{display:grid;grid-template-columns:1fr 270px;gap:30px}
.tc-art__main{background:rgba(14,23,48,.5);padding:40px;border:1px solid var(--tc-line);border-radius:12px}
.at-h{margin-bottom:30px;padding-bottom:20px;border-bottom:1px solid var(--tc-line)}
.at-h h2{font-size:32px;color:#fff;line-height:1.4;margin-bottom:16px}
.at-m{display:flex;gap:18px;color:var(--tc-text-2);font-size:13px;flex-wrap:wrap}
.at-m span{display:flex;gap:6px}
.at-cov{margin-bottom:30px;text-align:center}
.at-bd{font-size:15px;line-height:2;color:var(--tc-text);min-height:300px}
.at-share{
    margin-top:30px;padding-top:20px;border-top:1px solid var(--tc-line);
    color:var(--tc-cyan);font-size:13px;
}
.at-share a{margin-left:10px;color:var(--tc-cyan);font-size:18px}

.tc-art__side .side{background:rgba(14,23,48,.5);padding:22px;margin-bottom:18px;border:1px solid var(--tc-line);border-radius:8px}
.tc-art__side .side h4{font-size:13px;color:var(--tc-cyan);margin-bottom:14px;padding-bottom:10px;border-bottom:1px solid var(--tc-line);letter-spacing:2px}
.tc-art__side .side ul li{padding:9px 0;border-bottom:1px dashed rgba(37,99,235,.15);font-size:13px}
.tc-art__side .side ul li:last-child{border-bottom:0}
.tc-art__side .side ul a{color:var(--tc-text-2)}
.tc-art__side .side ul a:hover{color:var(--tc-cyan)}
.side--cta{text-align:center;background:rgba(37,99,235,.12) !important;border-color:rgba(37,99,235,.4) !important}
.side--cta p{font-size:18px;color:var(--tc-green);margin:10px 0;text-shadow:0 0 8px rgba(0,255,136,.4)}
.side--cta a{display:inline-block;margin-top:8px}
@media(max-width:991px){.tc-art .container{grid-template-columns:1fr}.tc-art__main{padding:24px}.at-h h2{font-size:22px}}

/* ============ About ============ */
.tc-about{padding:60px 0;background:var(--tc-bg)}
.tc-about__intro{
    background:rgba(14,23,48,.5);padding:50px;border:1px solid var(--tc-line);border-radius:12px;
    margin-bottom:36px;text-align:center;
}
.tc-about__intro .prompt{display:inline-block;padding:4px 12px;background:rgba(0,255,136,.15);color:var(--tc-green);border:1px solid rgba(0,255,136,.3);border-radius:4px;margin-bottom:18px;font-size:12px}
.tc-about__intro h2{font-size:38px;color:#fff;margin-bottom:18px;background:linear-gradient(90deg,#fff,var(--tc-cyan));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.tc-about__intro p{font-size:15px;color:var(--tc-text-2);line-height:2;margin-bottom:12px;max-width:780px;margin-left:auto;margin-right:auto}
.badges{display:flex;justify-content:center;gap:10px;margin-top:20px;flex-wrap:wrap}
.badge{padding:6px 14px;background:rgba(37,99,235,.15);border:1px solid var(--tc-blue);color:var(--tc-cyan);border-radius:6px;font-size:12px}

.tc-about__data{
    background:linear-gradient(135deg,rgba(37,99,235,.15),rgba(168,85,247,.1));
    border:1px solid var(--tc-line);border-radius:12px;
    padding:32px 0;margin-bottom:36px;
    display:grid;grid-template-columns:repeat(4,1fr);text-align:center;color:#fff;
}
.tc-about__data .cell+.cell{border-left:1px solid var(--tc-line)}
.tc-about__data b{font-size:36px;color:var(--tc-cyan);font-weight:700;line-height:1;display:block}
.tc-about__data b sup{color:var(--tc-green);font-size:14px;margin-left:3px}
.tc-about__data span{display:block;font-size:11px;letter-spacing:2px;color:var(--tc-text-2);margin-top:8px}

.tc-about__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.ab{
    background:rgba(14,23,48,.5);padding:24px 18px;border:1px solid var(--tc-line);border-radius:12px;
    transition:all .3s;
}
.ab:hover{border-color:var(--tc-purple);transform:translateY(-4px)}
.ab .ico{display:inline-block;padding:4px 10px;background:rgba(168,85,247,.15);color:var(--tc-purple);border:1px solid var(--tc-purple);border-radius:6px;font-size:13px;margin-bottom:12px}
.ab h4{font-size:15px;color:#fff;margin-bottom:8px}
.ab p{font-size:12px;color:var(--tc-text-3);line-height:1.85}
@media(max-width:991px){.tc-about__intro{padding:30px 24px}.tc-about__intro h2{font-size:26px}.tc-about__data{grid-template-columns:repeat(2,1fr)}.tc-about__grid{grid-template-columns:repeat(2,1fr)}}

/* ============ Contact ============ */
.tc-contact{padding:60px 0;background:var(--tc-bg)}
.tc-contact__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:32px}
.tc-contact .ct{
    background:rgba(14,23,48,.5);padding:22px 18px;
    border:1px solid var(--tc-line);border-radius:10px;
    transition:all .3s;
}
.tc-contact .ct:hover{border-color:var(--tc-cyan);transform:translateY(-3px)}
.tc-contact .lab{font-size:11px;color:var(--tc-cyan);letter-spacing:2px;display:block;margin-bottom:8px}
.tc-contact .val{font-size:14px;color:#fff;display:block;word-break:break-all;font-weight:500}
.tc-contact .val.mono{color:var(--tc-green)}

.tc-contact__form{
    background:rgba(14,23,48,.5);display:grid;grid-template-columns:1fr 1fr;
    border:1px solid var(--tc-line);border-radius:12px;overflow:hidden;
}
.f-l,.f-r{padding:36px}
.f-l{background:rgba(5,11,24,.5)}
.f-l .prompt,.f-r .prompt{display:inline-block;padding:3px 10px;background:rgba(0,255,136,.15);color:var(--tc-green);border-radius:4px;font-size:11px;margin-bottom:14px;border:1px solid rgba(0,255,136,.3)}
.f-l h3,.f-r h3{font-size:24px;color:#fff;margin-bottom:8px}
.f-l > p{color:var(--tc-text-2);margin-bottom:22px;font-family:'JetBrains Mono',monospace;font-size:13px}
.f-l input,.f-l textarea{
    width:100%;padding:12px 16px;background:var(--tc-bg);
    border:1px solid var(--tc-line);margin-bottom:14px;font-size:14px;color:var(--tc-text);
    font-family:inherit;outline:0;border-radius:6px;
    transition:all .2s;
}
.f-l input:focus,.f-l textarea:focus{border-color:var(--tc-cyan);box-shadow:0 0 0 3px rgba(6,182,212,.15)}
.f-l textarea{height:140px;resize:vertical}
.f-r table{width:100%;border-collapse:collapse}
.f-r th,.f-r td{padding:14px 0;text-align:left;border-bottom:1px dashed rgba(37,99,235,.15);font-size:13px;vertical-align:top;color:var(--tc-text-2)}
.f-r th{color:var(--tc-cyan);font-weight:400;font-family:'JetBrains Mono',monospace;width:90px;text-transform:lowercase;letter-spacing:1px}
.f-r td.mono{color:var(--tc-green)}
.f-r td{color:var(--tc-text);word-break:break-all}
@media(max-width:991px){.tc-contact__grid{grid-template-columns:repeat(2,1fr)}.tc-contact__form{grid-template-columns:1fr}.f-l,.f-r{padding:28px 24px}}
@media(max-width:575px){.tc-contact__grid{grid-template-columns:1fr}}

/* ============ Footer ============ */
.tech-footer{
    background:var(--tc-bg-2);color:var(--tc-text-2);
    border-top:1px solid var(--tc-line);
}
.tech-footer__top{
    background:#000;padding:14px 0;
    border-bottom:1px solid var(--tc-line);
}
.terminal-marker{
    display:inline-flex;align-items:center;gap:6px;
    background:rgba(14,23,48,.8);padding:6px 14px;border-radius:6px;
    font-family:'JetBrains Mono',monospace;font-size:12px;
}
.terminal-marker .dot{width:10px;height:10px;border-radius:50%}
.terminal-marker .dot-red{background:#ff5f57}
.terminal-marker .dot-yel{background:#ffbd2e}
.terminal-marker .dot-grn{background:#28c941}
.terminal-marker em{color:var(--tc-cyan);margin-left:8px;font-style:normal}

.tech-footer .container{padding-top:60px;padding-bottom:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.4fr 1.2fr;gap:30px;padding-bottom:36px}
.fg-brand h3{color:#fff;font-size:20px;margin-bottom:14px;display:flex;align-items:center;gap:10px}
.fg-brand h3 .sym{font-size:18px;color:var(--tc-cyan)}
.fg-brand p{font-size:13px;color:var(--tc-text-2);line-height:1.85}

.fg-nav h5,.fg-contact h5,.fg-tags h5{
    font-size:13px;color:var(--tc-cyan);margin-bottom:18px;letter-spacing:2px;font-weight:500;
    padding-bottom:8px;border-bottom:1px solid var(--tc-line);
}
.fg-nav ul li{margin-bottom:8px;font-size:13px;font-family:'JetBrains Mono',monospace}
.fg-nav a{color:var(--tc-text-2)}
.fg-nav a:hover{color:var(--tc-cyan)}

.fg-contact ul li{display:flex;align-items:flex-start;gap:10px;margin-bottom:14px;font-size:13px;line-height:1.6}
.fg-contact ul li i{color:var(--tc-cyan);margin-top:3px;flex-shrink:0}
.fg-contact a:hover{color:var(--tc-green)}

.tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.tag{
    display:inline-block;padding:4px 10px;background:rgba(37,99,235,.1);
    border:1px solid var(--tc-line);color:var(--tc-cyan);font-size:12px;border-radius:4px;
}
.ft-desc{color:var(--tc-text-2);font-size:13px}

.footer-bottom{
    border-top:1px solid var(--tc-line);
    padding:18px 0;text-align:center;font-size:12px;color:var(--tc-text-3);
}

@media(max-width:991px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:575px){.footer-grid{grid-template-columns:1fr}}