:root{--bg:#f5f7fb;--bg2:#eef3fb;--surface:rgba(255,255,255,.94);--surface2:#fff;--text:#10253f;--muted:#5e6d86;--line:#d8e1ef;--blue:#1f4ed8;--red:#d61f2c;--shadow:0 16px 40px rgba(16,37,63,.09);--shadow2:0 22px 50px rgba(16,37,63,.14);--radius:20px;--radius2:28px;--grad2:linear-gradient(90deg,var(--blue),var(--red))}
body.dark{--bg:#08111f;--bg2:#0c1728;--surface:rgba(16,24,40,.86);--surface2:#101828;--text:#edf3ff;--muted:#a4b3cf;--line:#22314d;--shadow:0 18px 44px rgba(0,0,0,.34);--shadow2:0 24px 58px rgba(0,0,0,.42)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--text);background:radial-gradient(circle at top left,rgba(31,78,216,.08),transparent 28%),radial-gradient(circle at bottom right,rgba(214,31,44,.07),transparent 32%),var(--bg);line-height:1.55;transition:background .2s,color .2s}
a{color:inherit;text-decoration:none}img{max-width:100%;display:block}
.wrap{width:min(1180px,calc(100% - 40px));margin:0 auto}
.topbar{background:var(--grad2);color:#fff;font-size:13px}.topbar .wrap,.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}.topbar .wrap{padding:10px 0}.topbar .small{color:#fff;opacity:.95}.small{font-size:13px;color:var(--muted)}
.nav{position:sticky;top:0;z-index:80;background:color-mix(in srgb,var(--surface) 90%,transparent);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.nav .wrap{padding:12px 0}
.brand{display:flex;align-items:center;gap:12px;min-width:0}.mark{width:32px;height:32px;border-radius:10px;overflow:hidden;background:linear-gradient(135deg,rgba(31,78,216,.12),rgba(214,31,44,.12));border:1px solid var(--line);display:grid;place-items:center;box-shadow:0 10px 24px rgba(16,37,63,.12);flex:none}.mark svg{width:18px;height:18px;display:block}
.brand-text{min-width:0}.brand-title{display:block;font-weight:900;letter-spacing:.5px;line-height:1.05}.brand-sub{display:block;font-size:12px;color:var(--text);margin-top:2px}
.menu{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:center;color:var(--muted);font-weight:700;font-size:14px}.menu a{position:relative;padding:10px 0}.menu a.active,.menu a:hover{color:var(--text)}.menu a::after{content:"";position:absolute;left:0;bottom:5px;width:0;height:2px;background:var(--grad2);border-radius:999px;transition:width .2s}.menu a:hover::after,.menu a.active::after{width:100%}
.controls{display:flex;align-items:center;gap:10px;flex:0 0 auto}.select,.icon-btn,.btn{border:1px solid var(--line);background:var(--surface);color:var(--text);box-shadow:var(--shadow);border-radius:14px;transition:transform .18s,box-shadow .18s,background .18s}.select{height:42px;padding:0 12px;font-weight:800;cursor:pointer;outline:none}.icon-btn{width:42px;height:42px;display:grid;place-items:center;cursor:pointer;font-size:15px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:0 16px;font-weight:800;cursor:pointer;white-space:nowrap}.btn:hover,.icon-btn:hover{transform:translateY(-1px);box-shadow:var(--shadow2)}.btn-primary{background:var(--grad2);color:#fff;border-color:transparent}.btn-dark{background:var(--text);color:var(--surface2);border-color:var(--text)}
.hero,.section{padding:42px 0}.section.soft{background:linear-gradient(180deg,var(--surface) 0%,color-mix(in srgb,var(--bg) 86%,white) 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.page-title{padding:28px 0 12px}.page-title h1,.hero h1{margin:10px 0 8px;letter-spacing:-.04em}.page-title h1{font-size:clamp(1.9rem,3vw,2.8rem)}.hero h1{font-size:clamp(2.3rem,5vw,4.1rem);line-height:.98;max-width:12ch}
.page-title p{color:var(--muted);max-width:65ch}.lead{font-size:1.02rem;color:var(--muted);max-width:64ch;margin-bottom:22px}
.kicker{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:color-mix(in srgb,var(--surface) 76%,transparent);border:1px solid var(--line);font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
h1,h2,h3,p{margin-top:0}.muted{color:var(--muted)}
.hero-grid,.split,.cta-grid,.grid,.foot-grid,.grid-2,.grid-3,.grid-4{display:grid;gap:14px}.hero-grid{grid-template-columns:1.05fr .95fr;align-items:center}.split,.cta-grid{grid-template-columns:1fr 1fr}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}
.card,.panel,.contact-card,.login-card,.map-card,.table-card,.tile,.catalog-section,.detail-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.card,.panel,.contact-card,.login-card,.catalog-section,.detail-card{padding:20px}.tile{padding:18px}.card h3,.panel h3,.contact-card h3,.login-card h3,.tile h3,.catalog-section h3,.detail-card h3{margin-bottom:8px}.card p,.panel p,.contact-card p,.login-card p,.tile p,.catalog-section p,.detail-card p{color:var(--muted)}
.actions{display:flex;flex-wrap:wrap;gap:12px}.stack{display:grid;gap:12px}
.meta{display:inline-flex;gap:8px;align-items:center;margin-bottom:12px;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--blue)}
.hero-side{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius2);box-shadow:var(--shadow2);padding:14px}.hero-stat{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-top:12px}.stat{border:1px solid var(--line);background:var(--surface);border-radius:16px;padding:10px;box-shadow:var(--shadow);min-height:64px}.stat strong{display:block;font-size:1.02rem;margin-bottom:4px;line-height:1}.stat span{font-size:12px;color:var(--muted)}
.panel-logo{max-width:180px;margin:0 auto 10px}.panel-logo svg{width:100%;height:auto;display:block}
.list{margin:14px 0 0;padding:0;list-style:none;display:grid;gap:10px}.list li{display:flex;gap:10px;align-items:flex-start;color:var(--muted)}.list li::before{content:"•";color:var(--red);font-weight:900;line-height:1}
.ph{min-height:126px;border-radius:16px;border:1px dashed var(--line);background:linear-gradient(135deg,color-mix(in srgb,var(--surface2) 94%,var(--blue)),color-mix(in srgb,var(--bg2) 82%,var(--red)));display:grid;place-items:center;text-align:center;padding:16px;gap:8px;color:var(--text);font-weight:900}.ph span{display:block;color:var(--muted);font-weight:700;font-size:13px}
.ph-wide{min-height:120px}.card-visual{display:grid;gap:12px}
.search{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:14px;font:inherit;background:var(--surface);color:var(--text)}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.field{width:100%;border:1px solid var(--line);background:var(--surface);color:var(--text);border-radius:14px;padding:13px 14px;font:inherit;outline:none;transition:border-color .18s,box-shadow .18s}.field::placeholder{color:var(--muted)}.field:focus{border-color:color-mix(in srgb,var(--blue) 28%,var(--line));box-shadow:0 0 0 3px color-mix(in srgb,var(--blue) 14%,transparent)}textarea.field{min-height:150px;resize:vertical}
.feedback{font-size:13px;color:var(--muted);min-height:18px;text-align:center}
.catalog-section{display:grid;gap:14px}.catalog-split{display:grid;grid-template-columns:.95fr 1.05fr;gap:16px;align-items:center}.catalog-actions{display:flex;flex-wrap:wrap;gap:10px}.catalog-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;flex-wrap:wrap}.catalog-head .meta{margin-bottom:8px}
.detail-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.detail-card .ph{min-height:112px}
.map-card{overflow:hidden}.map-inner{padding:18px}.map-embed{width:100%;aspect-ratio:16/6;background:var(--bg2)}.map-embed iframe{width:100%;height:100%;display:block;border:0}.map-actions{display:flex;flex-wrap:wrap;gap:12px;padding:14px 18px 18px;justify-content:center;align-items:center;text-align:center}
footer{padding:26px 0 38px;color:var(--muted);border-top:1px solid var(--line)}.foot-grid{grid-template-columns:1.2fr .8fr .8fr .8fr;display:grid}.foot-grid h4{margin:0 0 12px;color:var(--text);font-size:14px;letter-spacing:.08em;text-transform:uppercase}.foot-grid a,.foot-grid p{display:block;margin:0 0 8px;color:var(--muted);font-size:14px}
.toast{position:fixed;right:16px;bottom:16px;z-index:300;background:var(--text);color:var(--surface2);padding:10px 14px;border-radius:999px;box-shadow:var(--shadow2);opacity:0;transform:translateY(8px);transition:.2s}.toast.show{opacity:1;transform:none}
@media (max-width:1100px){.catalog-split,.detail-grid{grid-template-columns:1fr 1fr}.hero h1{max-width:13ch}}
@media (max-width:980px){.hero-grid,.split,.cta-grid,.grid-4{grid-template-columns:1fr 1fr}}
@media (max-width:820px){.menu{display:none}.hero-grid,.split,.cta-grid,.grid-4,.grid-3,.grid-2,.form-grid,.foot-grid,.catalog-split,.detail-grid{grid-template-columns:1fr}.hero{padding-top:28px}.hero-side{padding:16px}.hero-stat{grid-template-columns:1fr 1fr}.map-embed{aspect-ratio:16/11}.map-actions .btn{width:100%}.btn{width:auto}.contact-card,.login-card,.tile,.card,.panel,.catalog-section,.detail-card{padding:18px}}

/* --- refinement pass --- */
.foot-grid{display:grid}
.brand-title{font-size:1rem}
body.dark .brand-sub{color:#fff;opacity:.92}
.topbar .small{color:#fff;opacity:.96}
.hero-side{padding:12px}
.hero-stat{gap:6px}
.stat{padding:9px;min-height:58px}
.stat strong{font-size:.95rem}
.contact-shell{display:grid;gap:14px}
.contact-form-wide{padding:24px 24px 26px;max-width:920px;margin:0 auto}
.contact-info-row{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 14px}
.contact-info-row .info-pill{padding:8px 10px;border:1px solid var(--line);border-radius:999px;background:var(--surface);box-shadow:var(--shadow);font-size:13px;color:var(--muted)}
.contact-info-row .info-pill strong{color:var(--text)}
.contact-form-wide .form-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.contact-form-wide .field{min-height:48px;padding:14px 16px}
.contact-form-wide textarea.field{min-height:180px}
.contact-form-wide .actions{margin-top:6px;justify-content:center;align-items:center}
.map-card.map-wide{padding:0;overflow:hidden}
.map-card.map-wide .map-inner{padding:18px 20px 0;text-align:center}
.map-card.map-wide .map-embed{aspect-ratio:16/5}
.map-card.map-wide .map-actions{padding:14px 20px 20px;justify-content:center;align-items:center}
.contact-summary{display:none}
.contact-summary .sum{display:none}
.contact-summary .sum strong{display:block;margin-bottom:4px;font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.contact-summary .sum span{font-weight:800}
.gallery-hero{display:grid;gap:12px}
.timeline-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.timeline-card{padding:18px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow)}
.timeline-card .year{font-size:1.4rem;font-weight:900;letter-spacing:-.03em;margin-bottom:6px}
.timeline-card p{color:var(--muted);margin:0}
.project-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.project-meta .pill{padding:6px 10px;border-radius:999px;border:1px solid var(--line);background:var(--surface);font-size:12px;color:var(--muted)}
.iot-shell{display:grid;gap:14px}
.login-card .stack{display:grid;gap:12px}
.iot-dashboard{margin-top:14px}
.iot-dashboard[hidden]{display:none !important}
.iot-dashboard .dash-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:14px 0}
.iot-dashboard .dash-card{padding:16px;border:1px solid var(--line);border-radius:18px;background:var(--surface);box-shadow:var(--shadow)}
.iot-dashboard .dash-card strong{display:block;font-size:1.3rem;margin-bottom:4px;line-height:1}
.iot-dashboard .dash-card span{font-size:12px;color:var(--muted)}
.iot-dashboard .demo-panel{display:grid;grid-template-columns:1.25fr .75fr;gap:14px}
.iot-dashboard .chart{padding:16px;border:1px solid var(--line);border-radius:18px;background:var(--surface);box-shadow:var(--shadow)}
.iot-dashboard .bars{display:flex;align-items:flex-end;gap:10px;height:180px;padding:10px 0 0}
.iot-dashboard .bars div{flex:1;border-radius:12px 12px 0 0;background:linear-gradient(180deg,var(--blue),var(--red));min-height:18px;transition:height .5s ease}
.iot-dashboard .mini-table{width:100%;border-collapse:collapse}
.iot-dashboard .mini-table th,.iot-dashboard .mini-table td{padding:10px 8px;border-bottom:1px solid var(--line);text-align:left;font-size:13px}
.iot-dashboard .mini-table th{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.05em}
@media (max-width:1100px){.timeline-grid,.iot-dashboard .dash-grid,.iot-dashboard .demo-panel{grid-template-columns:1fr 1fr}}
@media (max-width:820px){.contact-form-wide .form-grid,.contact-summary,.timeline-grid,.iot-dashboard .dash-grid,.iot-dashboard .demo-panel{grid-template-columns:1fr}.map-card.map-wide .map-embed{aspect-ratio:16/10}}