/* PanelDirect AI Hardware — Teal Theme */
:root{--n:#0f172a;--a:#0d9488;--ad:#0f766e;--al:#ccfbf1;--w:#fff;--g50:#f8fafc;--g100:#f1f5f9;--g200:#e2e8f0;--g300:#cbd5e1;--g400:#94a3b8;--g500:#64748b;--g600:#475569;--g700:#334155;--gn:#059669;--gnl:#ecfdf5;--r:16px;--sh:0 1px 3px rgba(0,0,0,.08);--shm:0 4px 6px -1px rgba(0,0,0,.07);--shl:0 10px 15px -3px rgba(0,0,0,.08);--shx:0 20px 25px -5px rgba(0,0,0,.1);--f:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;--fm:'SF Mono',monospace}
*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--f);color:var(--g700);line-height:1.7;background:var(--w);overflow-x:hidden}
h1,h2,h3{color:var(--n);font-weight:700;letter-spacing:-.02em}h1{font-size:clamp(2.5rem,5vw,4rem);line-height:1.1}h2{font-size:clamp(1.8rem,3.5vw,2.5rem);line-height:1.2}h3{font-size:1.15rem}
.container{max-width:1320px;margin:0 auto;padding:0 40px}.section{padding:120px 0}.section-gray{background:var(--g50)}
.section-header{text-align:center;margin-bottom:72px}.section-header h2{margin-bottom:16px}.section-header p{color:var(--g500);font-size:1.05rem;max-width:560px;margin:0 auto}
.nav{position:fixed;top:0;width:100%;z-index:1000;background:rgba(255,255,255,.92);backdrop-filter:blur(20px);border-bottom:1px solid var(--g200)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center;gap:10px;font-size:1.25rem;font-weight:800;color:var(--n);text-decoration:none}
.logo-icon{width:36px;height:36px;background:linear-gradient(135deg,var(--a),var(--ad));border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--w);font-size:.9rem;font-weight:900}
.nav-links{display:flex;gap:36px;list-style:none;align-items:center}
.nav-links a{text-decoration:none;color:var(--g600);font-weight:500;font-size:.88rem;transition:color .2s}
.nav-links a:hover{color:var(--a)}.nav-links a.ai-link{color:var(--a);font-weight:600}
.nav-cta{background:var(--n);color:var(--w)!important;padding:10px 24px;border-radius:50px;font-weight:600;font-size:.85rem}
.lang-btn{background:var(--g100);border:1px solid var(--g200);padding:6px 14px;border-radius:50px;font-size:.78rem;font-weight:600;cursor:pointer;color:var(--g600);font-family:var(--f)}
.lang-btn .al{color:var(--a);font-weight:700}.lang-btn .s2{color:var(--g300);margin:0 3px}
.menu-btn{display:none;background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--n)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;border-radius:50px;font-weight:600;font-size:.92rem;text-decoration:none;cursor:pointer;border:none;transition:all .25s;font-family:var(--f)}
.btn-primary{background:var(--a);color:var(--w)}.btn-primary:hover{background:var(--ad);transform:translateY(-2px);box-shadow:var(--shl)}
.btn-secondary{background:var(--w);color:var(--n);border:2px solid var(--g200)}.btn-secondary:hover{border-color:var(--a)}
.btn-white{background:var(--w);color:var(--n)}.btn-white:hover{background:var(--g50);transform:translateY(-2px)}
.btn-lg{padding:18px 40px;font-size:1rem}.btn-sm{padding:8px 20px;font-size:.82rem}
.hero{padding:200px 0 120px;background:linear-gradient(160deg,#0f172a 0%,#134e4a 50%,#115e59 100%);position:relative;overflow:hidden;color:var(--w)}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 70% 50% at 70% 30%,rgba(13,148,136,.2) 0%,transparent 60%),radial-gradient(ellipse 60% 40% at 30% 70%,rgba(5,150,105,.1) 0%,transparent 50%)}
.hero-content{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:80px}
.hero-text{max-width:580px}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(13,148,136,.2);border:1px solid rgba(13,148,136,.3);padding:8px 20px;border-radius:50px;font-size:.82rem;font-weight:600;color:#5eead4;margin-bottom:32px}
.hero-badge .dot{width:8px;height:8px;background:#14b8a6;border-radius:50%;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.hero-text h1{color:var(--w);margin-bottom:24px}
.hero-text h1 em{font-style:normal;background:linear-gradient(135deg,#5eead4,#2dd4bf);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-text p{font-size:1.1rem;color:#99f6e4;line-height:1.7;margin-bottom:40px;max-width:480px}
.hero-tags{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:40px}
.hero-tags span{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);padding:8px 18px;border-radius:50px;font-size:.82rem;font-weight:500;color:#ccfbf1}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-visual{display:flex;align-items:center;justify-content:center}
.hero-device-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.hero-device{width:120px;height:120px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:24px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;transition:all .3s}
.hero-device:hover{background:rgba(255,255,255,.1);transform:translateY(-4px)}
.hero-device-icon{font-size:2.2rem}.hero-device-label{font-size:.65rem;color:#5eead4;font-weight:600;text-transform:uppercase;letter-spacing:.05em}
.hero-floating{position:absolute;background:rgba(255,255,255,.08);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.12);border-radius:var(--r);padding:12px 20px;box-shadow:var(--shx)}
.hero-floating.f1{top:8%;right:0}.hero-floating.f2{bottom:12%;left:0}
.hero-floating .fl{font-size:.72rem;color:#99f6e4}.hero-floating .fv{font-size:.9rem;font-weight:700;color:var(--w)}
.stats{background:var(--w);border-bottom:1px solid var(--g100)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);padding:40px 0}
.stat-item{text-align:center;padding:20px 16px}
.stat-num{font-size:2.4rem;font-weight:800;background:linear-gradient(135deg,var(--a),var(--ad));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1.1}
.stat-label{color:var(--g500);font-size:.85rem;margin-top:6px;font-weight:500}
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:60px}
.cat-card{background:var(--w);border:1px solid var(--g200);border-radius:var(--r);padding:32px 24px;text-align:center;cursor:pointer;transition:all .3s;text-decoration:none;color:inherit}
.cat-card:hover{transform:translateY(-6px);box-shadow:var(--shx);border-color:var(--a)}
.cat-card.active{border-color:var(--a);box-shadow:0 0 0 2px var(--al);background:var(--gnl)}
.cat-card-icon{font-size:2.6rem;margin-bottom:12px;display:block}
.cat-card h3{font-size:.95rem;margin-bottom:4px}.cat-card .cnt{font-size:.78rem;color:var(--g400)}
.filter-row{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-bottom:16px}
.filter-btn{padding:8px 22px;border:1px solid var(--g200);border-radius:50px;background:var(--w);font-size:.84rem;font-weight:500;cursor:pointer;transition:all .2s;color:var(--g600);font-family:var(--f)}
.filter-btn:hover{border-color:var(--a);color:var(--a)}
.filter-btn.active{background:var(--a);color:var(--w);border-color:var(--a)}
.result-count{text-align:center;color:var(--g400);font-size:.82rem;margin-bottom:32px}
.products-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.product-card{background:var(--w);border:1px solid var(--g200);border-radius:var(--r);overflow:hidden;transition:all .3s;animation:fi .35s ease both}
.product-card:hover{transform:translateY(-4px);box-shadow:var(--shl)}
.product-card.featured{border-color:var(--a)}
.product-image{height:200px;background:linear-gradient(135deg,#f0fdfa,#ccfbf1);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
.product-emoji{font-size:4.5rem;opacity:.25;position:absolute}
.product-img-tag{position:absolute;bottom:16px;font-size:.72rem;color:var(--a);font-weight:600;background:rgba(255,255,255,.8);padding:4px 14px;border-radius:50px}
.product-grade-badge{position:absolute;top:14px;left:14px;font-size:.65rem;font-weight:800;padding:3px 10px;border-radius:5px;color:var(--w)}
.pb-a{background:var(--gn)}.pb-b{background:var(--a)}
.product-hot{position:absolute;top:14px;right:14px;font-size:.62rem;font-weight:700;padding:3px 8px;border-radius:5px;background:#fef2f2;color:#dc2626}
.product-info{padding:20px 24px}
.product-sku{font-size:.65rem;color:var(--g400);font-family:var(--fm);margin-bottom:4px}
.product-info h3{font-size:1.05rem;margin-bottom:4px}
.product-cat{font-size:.75rem;color:var(--a);font-weight:600;margin-bottom:4px}
.product-specs{display:flex;gap:14px;margin-bottom:14px;font-size:.76rem;color:var(--g500);flex-wrap:wrap}
.product-specs span{display:flex;align-items:center;gap:3px}
.product-actions{display:flex;gap:8px;padding:0 24px 20px}
.product-actions .btn{flex:1;text-align:center;justify-content:center}
.contact-section{background:linear-gradient(160deg,#0f172a,#134e4a);color:var(--w)}
.contact-section .section-header h2{color:var(--w)}.contact-section .section-header p{color:#99f6e4}
.cf{max-width:620px;margin:0 auto}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.fg{margin-bottom:18px}
.fg label{display:block;font-weight:600;margin-bottom:7px;font-size:.88rem;color:#ccfbf1}
.fg input,.fg textarea,.fg select{width:100%;padding:12px 14px;border:1.5px solid rgba(255,255,255,.15);border-radius:10px;font-size:.92rem;font-family:var(--f);background:rgba(255,255,255,.06);color:var(--w)}
.fg input::placeholder,.fg textarea::placeholder{color:rgba(255,255,255,.3)}
.fg input:focus,.fg textarea:focus,.fg select:focus{outline:none;border-color:var(--a)}
.fg textarea{resize:vertical;min-height:110px}
.fg select{color:var(--w)}.fg select option{color:var(--n);background:var(--w)}
.cf .btn-primary{width:100%;font-size:1rem;margin-top:8px;background:var(--w);color:var(--a)}.cf .btn-primary:hover{background:var(--al)}
footer{background:#06120f;color:#fff;padding:60px 0 30px}
.fgrid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px;margin-bottom:36px}
.fcol h4{font-size:.95rem;margin-bottom:14px;color:#5eead4}
.fcol p,.fcol a{color:#94a3b8;font-size:.85rem;display:block;margin-bottom:8px;text-decoration:none}
.fcol a:hover{color:#5eead4}
.fbot{border-top:1px solid rgba(255,255,255,.08);padding-top:20px;text-align:center;color:#64748b;font-size:.8rem}
.mo{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:200;align-items:center;justify-content:center}
.mo.on{display:flex}
.md{background:#fff;border-radius:var(--r);padding:32px;max-width:520px;width:90%;max-height:85vh;overflow-y:auto;position:relative}
.mclose{position:absolute;top:16px;right:16px;background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--g400)}
.md h2{font-size:1.3rem;margin-bottom:16px}
.sr{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px solid var(--g100);font-size:.88rem}
.sr:last-child{border-bottom:none}.sl2{color:var(--g400)}.sv{font-weight:600;color:var(--n)}
@keyframes fi{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@media(max-width:1024px){.hero-content{grid-template-columns:1fr;gap:40px;text-align:center}.hero-text p{margin:0 auto 40px}.hero-tags,.hero-actions{justify-content:center}.hero-visual{display:none}.cat-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.container{padding:0 20px}.nav-links{display:none;position:absolute;top:72px;left:0;width:100%;background:var(--w);flex-direction:column;padding:20px;gap:16px;border-bottom:1px solid var(--g200);box-shadow:var(--shl)}.nav-links.open{display:flex}.menu-btn{display:block}.section{padding:80px 0}.hero{padding:160px 0 80px}.stats-grid{grid-template-columns:repeat(2,1fr)}.cat-grid,.products-grid{grid-template-columns:1fr}.fgrid,.form-row{grid-template-columns:1fr}}