:root{--bg:#fff;--bg2:#f2f7ff;--ink:#0b2c5f;--tx:#33455f;--mt:#4d607c;--bl:#1b5ed8;--bl2:#0b2c5f;--gd:#c8961d;--gd2:#f0b429;--rd:#d93636;--gr:#1fa855;--line:#dbe6f6;--r:16px}
*{box-sizing:border-box;margin:0}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--tx);font:400 16px/1.65 Manrope,system-ui,sans-serif;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}a{color:var(--bl);text-decoration:none}
h1,h2,h3{font-family:Manrope,system-ui,sans-serif;line-height:1.18;font-weight:800;color:var(--ink)}
.wrap{width:min(1180px,100% - 32px);margin:auto}
.top{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);box-shadow:0 2px 16px rgba(11,44,95,.07)}
.bar{display:flex;align-items:center;gap:14px;min-height:82px}
.brand{display:flex;align-items:center;flex:none}.brand img{height:68px;width:auto}
nav{display:flex;gap:2px;margin-left:auto;flex-wrap:wrap;justify-content:flex-end}
nav a{color:var(--ink);padding:8px 9px;font-size:13px;font-weight:600;border-radius:8px}nav a:hover,nav a[aria-current]{color:var(--bl);background:#e6efff}
.burger{display:none;margin-left:auto;background:#fff;border:1px solid var(--line);border-radius:10px;width:44px;height:44px;padding:11px;cursor:pointer}
.burger i{display:block;height:2px;background:var(--ink);margin:5px 0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;border-radius:999px;font:700 14px Manrope,sans-serif;letter-spacing:.03em;border:1px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(27,94,216,.28)}
.btn.pri{background:linear-gradient(135deg,#2f7bff,var(--bl) 55%,var(--bl2));color:#fff}
.btn.wa{background:linear-gradient(135deg,#2bd16f,var(--gr));border-color:var(--gr);color:#fff}.btn.wa:hover{box-shadow:0 10px 26px rgba(31,168,85,.3)}
.btn.ghost{background:#fff;color:var(--bl);border-color:#b9cdf2}
.btn.sm{padding:9px 16px;font-size:12px}.btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}.btns.col{flex-direction:column;align-items:flex-start}
.btns .btn{min-width:162px;height:52px;padding:0 20px}
.hero{position:relative;background:linear-gradient(120deg,#e3eeff 0,#fff 52%,#fff2cf 100%);overflow:hidden;border-bottom:1px solid var(--line)}
.slider{display:grid}.slide{grid-area:1/1;opacity:0;visibility:hidden;transition:opacity .8s,visibility .8s}.slide.on{opacity:1;visibility:visible}
.sl{display:grid;grid-template-columns:1.02fr .98fr;gap:34px;align-items:center;padding:52px 0 92px;min-height:580px}
.simg{display:grid;place-items:center}.simg img{width:100%;max-height:470px;object-fit:contain;mix-blend-mode:multiply}
.simg.photo img{mix-blend-mode:normal;border-radius:22px;aspect-ratio:16/10;object-fit:cover;box-shadow:0 22px 54px rgba(11,44,95,.22);border:6px solid #fff}
.stxt h1,.stxt h2{font-size:clamp(34px,5.6vw,68px);background:linear-gradient(90deg,var(--bl2),var(--bl) 58%,var(--gd));-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:-.01em}
.stxt h2{font-size:clamp(30px,4.6vw,54px)}
.tag{display:inline-block;background:#fff1cf;color:#8a5a00;border:1px solid #f2d589;padding:5px 14px;border-radius:999px;font-size:13px;font-weight:800;letter-spacing:.06em;margin-bottom:14px}
.lead{max-width:540px;font-size:18px;color:#2b4a78;margin-top:14px}.ph{margin-top:16px;color:var(--mt);font-weight:600}
.sctl{position:absolute;left:0;right:0;bottom:22px;display:flex;justify-content:center;align-items:center;gap:14px;z-index:3}
.sctl button{width:42px;height:42px;border-radius:50%;border:1px solid #b9cdf2;background:#fff;color:var(--bl);font-size:24px;cursor:pointer;box-shadow:0 4px 12px rgba(11,44,95,.12)}
.dots{display:flex;gap:8px}.dots button{width:11px;height:11px;border-radius:50%;padding:0;background:#c3d4f2;border:0;box-shadow:none}.dots button[aria-current="true"]{background:var(--bl);width:30px;border-radius:8px}
.strip{background:linear-gradient(90deg,var(--bl2),var(--bl) 60%,#2f7bff);color:#fff}.strip .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.strip div.it{display:flex;align-items:center;gap:12px;padding:18px 8px;font-weight:700;font-size:14px;line-height:1.3}.strip svg{width:34px;height:34px;flex:none;fill:none;stroke:var(--gd2);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.strip small{display:block;font-weight:500;color:#d6e4ff;font-size:12px}
.sec{padding:76px 0}.sec.alt{background:var(--bg2)}
.sh{max-width:720px;margin-bottom:34px}.sh h2,.split h2{font-size:clamp(28px,4vw,44px);background:linear-gradient(90deg,var(--bl2),var(--bl) 62%,var(--gd));-webkit-background-clip:text;background-clip:text;color:transparent}.sh p{color:#3b5a8a;margin-top:10px;font-size:17px}
.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)}
.grid>*:nth-child(5n+2),.brands>*:nth-child(5n+2){--c:#c8820a;--cb:#fff1d6}.grid>*:nth-child(5n+3),.brands>*:nth-child(5n+3){--c:#d93636;--cb:#ffe8e8}.grid>*:nth-child(5n+4),.brands>*:nth-child(5n+4){--c:#12924a;--cb:#e2f6ea}.grid>*:nth-child(5n),.brands>*:nth-child(5n){--c:#7a3fd1;--cb:#f0e8fd}
.card{--c:#1b5ed8;--cb:#e6efff;position:relative;background:#fff;border:1px solid var(--line);border-top:4px solid var(--c);border-radius:var(--r);padding:24px;box-shadow:0 8px 26px rgba(11,44,95,.07);transition:transform .25s,box-shadow .25s;color:var(--tx)}
a.card:hover,.cam:hover{transform:translateY(-5px);box-shadow:0 16px 38px rgba(11,44,95,.15)}
.card h3{font-size:20px;color:var(--c);margin:14px 0 6px}.card p{color:var(--mt);font-size:15px}
.ic{width:48px;height:48px;padding:11px;border-radius:14px;background:var(--cb);fill:none;stroke:var(--c);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.cam dl{display:grid;grid-template-columns:auto 1fr;gap:4px 12px;margin:14px 0 16px;font-size:13px}.cam dt{color:var(--c);font-weight:700}.cam dd{color:var(--tx)}
.note{font-size:13px;color:var(--mt);margin-top:16px}.center{text-align:center;margin-top:26px}
.pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.pcard{--c:#1b5ed8;background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:0 8px 26px rgba(11,44,95,.07);transition:transform .25s,box-shadow .25s}.pcard:hover{transform:translateY(-4px);box-shadow:0 16px 38px rgba(11,44,95,.15)}
.pcard img{width:100%;aspect-ratio:4/3;object-fit:contain;background:#fff;padding:14px}
.pcard figcaption{padding:12px 16px 16px;border-top:3px solid var(--c);background:linear-gradient(180deg,#f7faff,#fff);font-weight:800;color:var(--c);font-size:16px}.pcard figcaption small{display:block;font-weight:500;color:var(--mt);font-size:13px;margin-top:2px}
.pgrid>*:nth-child(3n+2){--c:#c8820a}.pgrid>*:nth-child(3n){--c:#d93636}
.brands{display:grid;min-width:0;grid-template-columns:repeat(4,1fr);gap:16px}.brand-tile{--c:#1b5ed8;--cb:#e6efff;border:1px solid var(--line);border-bottom:4px solid var(--c);border-radius:var(--r);padding:30px 10px;text-align:center;background:#fff;box-shadow:0 6px 20px rgba(11,44,95,.06)}
.brand-tile span{font:800 22px Manrope,sans-serif;letter-spacing:.08em;color:var(--c)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}.shot{background:#fff;border-radius:20px;border:6px solid #fff;box-shadow:0 20px 50px rgba(11,44,95,.2)}
.split p{color:#3b5a8a}
.ticks{list-style:none;padding:0;margin-top:18px}.ticks li{padding:7px 0 7px 32px;position:relative;color:var(--tx);font-weight:600}.ticks li:before{content:'';position:absolute;left:4px;top:14px;width:13px;height:7px;border-left:3px solid var(--gr);border-bottom:3px solid var(--gr);transform:rotate(-45deg)}
.phero{position:relative;overflow:hidden;padding:78px 0 62px;background:linear-gradient(120deg,#e3eeff,#fff 58%,#fff2cf);border-bottom:1px solid var(--line)}
.phero::after{content:'';position:absolute;right:2%;top:8%;bottom:8%;width:42%;background:center/contain no-repeat;mix-blend-mode:multiply}
.phero.p-cp-bullet-hd::after{background-image:url(../images/p-cp-bullet-hd.jpg)}
.phero.p-cp-pair::after{background-image:url(../images/p-cp-pair.jpg)}
.phero.p-cp-ptz::after{background-image:url(../images/p-cp-ptz.jpg)}
.phero.p-cp-turret::after{background-image:url(../images/p-cp-turret.jpg)}
.phero.p-dahua-kit::after{background-image:url(../images/p-dahua-kit.jpg)}
.phero.p-hik-ptz::after{background-image:url(../images/p-hik-ptz.jpg)}
.phero.p-hik-range::after{background-image:url(../images/p-hik-range.jpg)}
.phero.p-trueview::after{background-image:url(../images/p-trueview.jpg)}
.phero .wrap{position:relative;z-index:1}.phero .wrap>*{max-width:600px}
.phero h1{font-size:clamp(34px,5.4vw,58px);background:linear-gradient(90deg,var(--bl2),var(--bl) 60%,var(--gd));-webkit-background-clip:text;background-clip:text;color:transparent}.phero p{color:#2b4a78}.crumb{font-size:13px;color:var(--mt);margin-bottom:8px}.crumb a{font-weight:700}
.enq{display:grid;grid-template-columns:1fr 1fr;gap:14px}.enq h3{grid-column:1/-1;margin-top:0}.full{grid-column:1/-1}
label{display:grid;gap:6px;font-size:13px;color:var(--ink);font-weight:700}
input,select,textarea{width:100%;background:#fff;color:var(--ink);border:1px solid #bfd0ec;border-radius:10px;padding:12px;font:inherit;font-weight:500}
input:focus,select:focus,textarea:focus,.btn:focus-visible,a:focus-visible,button:focus-visible{outline:2px solid var(--bl);outline-offset:2px}
input.bad,select.bad{border-color:#e03b3b}.status{min-height:22px;font-size:14px}.status.err{color:#c92a2a}.status.ok{color:#12843f}
.cta{padding:64px 0;text-align:center;background:linear-gradient(120deg,var(--bl),var(--bl2));color:#fff}.cta h2{font-size:clamp(26px,4vw,42px);color:#fff}.cta .btns{justify-content:center}.cta .btn.pri{background:#fff;color:var(--bl2);border-color:#fff}
footer{background:#eaf2fd;border-top:1px solid var(--line);padding-top:44px}.fgrid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:32px}.fgrid img{width:170px;height:auto}
footer h3{color:var(--ink);font-size:19px;margin-bottom:10px}footer p{color:var(--mt);font-size:14px;margin-top:10px}.flinks{display:grid;gap:4px;font-size:14px;font-weight:600}.copy{text-align:center;padding:22px;color:var(--mt);font-size:13px;border-top:1px solid var(--line);margin-top:34px}
.float{position:fixed;right:14px;bottom:16px;z-index:60;display:grid;gap:12px}.fl{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;box-shadow:0 8px 22px rgba(11,44,95,.35);animation:pulse 2.6s infinite}
.fl svg{width:28px;height:28px;fill:#fff}.fl.call{background:linear-gradient(135deg,#2f7bff,var(--bl2))}.fl.wa{background:linear-gradient(135deg,#2bd16f,var(--gr))}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(27,94,216,.45)}70%{box-shadow:0 0 0 14px rgba(27,94,216,0)}100%{box-shadow:0 0 0 0 rgba(27,94,216,0)}}
@media(max-width:1020px){.burger{display:block}.hide-m{display:none}nav{display:none;position:absolute;top:82px;left:0;right:0;background:#fff;flex-direction:column;padding:12px 16px 20px;border-bottom:1px solid var(--line);box-shadow:0 14px 24px rgba(11,44,95,.1)}nav.open{display:flex}nav a{padding:12px;font-size:15px}.g4{grid-template-columns:repeat(2,1fr)}.brands{grid-template-columns:repeat(2,1fr)}.strip .wrap{grid-template-columns:repeat(2,1fr)}}
@media(max-width:800px){.g3,.g2,.split,.fgrid{grid-template-columns:1fr}.split{gap:26px}.sec{padding:54px 0}.brand img{height:54px}.bar{min-height:68px}nav{top:68px}.sl{grid-template-columns:1fr;gap:6px;padding:26px 0 84px;min-height:0}.simg{order:-1}.simg img{max-height:250px}.simg.photo img{max-height:230px}.pgrid{grid-template-columns:repeat(2,1fr);gap:12px}.pcard img{padding:8px}.pcard figcaption{font-size:14px;padding:10px 12px 12px}.brand-tile{padding:22px 6px;min-width:0}.brand-tile span{font-size:16px;letter-spacing:.04em}.phero::after{opacity:.16;width:90%;right:5%}.btns .btn{flex:1 1 calc(50% - 6px);min-width:0;padding:0 14px}.btns .btn.ghost{flex-basis:100%}.btns.col .btn{flex:none;width:100%}.fgrid img{width:140px}}
@media(max-width:560px){.g4,.enq{grid-template-columns:1fr}.strip .wrap{grid-template-columns:1fr}.strip div.it{padding:11px 8px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto}}