:root{
 --ink:#071019;--ink2:#0b1823;--panel:#102431;--cream:#f4f1e8;--paper:#fbfaf5;
 --blue:#0766c8;--blue2:#12a8e0;--orange:#ff5a1f;--lime:#b7dd39;--cyan:#52ddff;
 --muted:#788692;--line:rgba(7,16,25,.13);--line-dark:rgba(255,255,255,.11);
 --shadow:0 24px 80px rgba(4,16,24,.16);--radius:28px;--max:1320px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);overflow-x:hidden}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}.container{width:min(calc(100% - 34px),var(--max));margin-inline:auto}.section{padding:96px 0}.section-sm{padding:72px 0}.kicker{display:inline-flex;align-items:center;gap:11px;text-transform:uppercase;letter-spacing:.21em;font-size:.76rem;font-weight:800;color:var(--blue)}.kicker:before{content:"";width:44px;height:2px;background:linear-gradient(90deg,var(--orange),transparent)}h1,h2,h3,h4{margin:0 0 16px;line-height:.96;letter-spacing:-.045em}h1{font-size:clamp(3.7rem,7.8vw,7.7rem);font-weight:850}h2{font-size:clamp(2.4rem,4.8vw,5rem);font-weight:820}h3{font-size:clamp(1.32rem,2vw,2rem)}p{font-size:1.02rem;line-height:1.7;color:#55636c;margin:0 0 18px}.button-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:15px 21px;border-radius:999px;font-weight:800;border:1px solid transparent;transition:.25s;cursor:pointer}.btn.primary{background:var(--orange);color:white;box-shadow:0 16px 36px rgba(255,90,31,.25)}.btn.primary:hover{transform:translateY(-2px);box-shadow:0 22px 42px rgba(255,90,31,.32)}.btn.dark{background:var(--ink);color:#fff}.btn.outline{border-color:var(--line);background:#fff}.btn.ghost{border-color:rgba(255,255,255,.25);color:#fff;background:rgba(255,255,255,.04)}
.site-header{position:sticky;top:0;z-index:50;background:rgba(251,250,245,.88);backdrop-filter:blur(16px);border-bottom:1px solid rgba(7,16,25,.08)}.nav{display:grid;grid-template-columns:270px 1fr auto;align-items:center;gap:20px;min-height:86px}.brand{display:flex;align-items:center;gap:12px;min-width:0}.brand img{width:210px;height:auto;max-height:54px;object-fit:contain;object-position:left center}.brand-fallback{display:none;font-weight:900;letter-spacing:.04em}.nav-links{display:flex;justify-content:center;gap:30px}.nav-links a{font-weight:560;color:#33424a;padding:9px 0;position:relative;white-space:nowrap}.nav-links a.active:after,.nav-links a:hover:after{content:"";position:absolute;left:0;right:0;bottom:-9px;height:2px;background:var(--orange)}.nav-actions{display:flex;align-items:center;gap:14px}.nav-phone{font-size:.92rem;white-space:nowrap}.mobile-toggle{display:none;border:0;background:transparent;width:44px;height:44px}.mobile-toggle span{display:block;height:2px;background:var(--ink);margin:7px}.mobile-menu{display:none}
.hero{background:var(--ink);color:white;position:relative;overflow:hidden;min-height:820px}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(82,221,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(82,221,255,.055) 1px,transparent 1px);background-size:64px 64px;mask-image:linear-gradient(90deg,#000 0%,transparent 75%)}.hero:after{content:"";position:absolute;width:800px;height:800px;border-radius:50%;right:-340px;top:-320px;background:radial-gradient(circle,rgba(7,102,200,.34),transparent 64%)}.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:.9fr 1.1fr;gap:34px;align-items:center;padding:72px 0 80px}.hero .kicker{color:var(--cyan)}.hero h1{max-width:760px}.hero h1 em{font-style:normal;color:transparent;-webkit-text-stroke:1.5px rgba(255,255,255,.64)}.hero p{color:rgba(255,255,255,.72);max-width:690px;font-size:1.15rem}.trust-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:34px}.trust{border:1px solid var(--line-dark);border-radius:20px;padding:16px;background:rgba(255,255,255,.04)}.trust strong{display:block;color:#fff;font-size:1.08rem}.trust span{display:block;color:rgba(255,255,255,.58);font-size:.86rem;margin-top:4px}
/* 3D site */
.site-shell{position:relative;min-height:690px;perspective:1200px}.site-hud{position:absolute;z-index:7;left:0;top:0;display:grid;gap:10px}.hud-chip{background:rgba(9,30,42,.78);border:1px solid rgba(82,221,255,.18);backdrop-filter:blur(10px);border-radius:16px;padding:11px 14px;color:#fff;font-size:.84rem}.hud-chip strong{color:var(--cyan)}.scene-wrap{position:absolute;inset:72px 0 50px 30px;display:grid;place-items:center;transform-style:preserve-3d}.site-scene{width:570px;height:470px;position:relative;transform-style:preserve-3d;transform:rotateX(58deg) rotateZ(-36deg);transition:transform .15s ease-out}.site-base{position:absolute;inset:0;border-radius:34px;background:linear-gradient(145deg,#d9c9a8 0%,#ad9168 100%);box-shadow:0 60px 110px rgba(0,0,0,.45);border:2px solid rgba(255,255,255,.14);overflow:hidden}.terrain-line{position:absolute;height:2px;background:rgba(255,255,255,.12);transform-origin:left center}.t1{width:420px;left:70px;top:72px;transform:rotate(14deg)}.t2{width:380px;left:90px;top:170px;transform:rotate(-12deg)}.t3{width:350px;left:110px;top:320px;transform:rotate(8deg)}.road-3d{position:absolute;left:-40px;top:194px;width:650px;height:98px;background:#26313b;transform:rotate(-4deg);box-shadow:inset 0 0 0 2px rgba(255,255,255,.08)}.road-3d:after{content:"";position:absolute;left:20px;right:20px;top:47px;height:3px;background:repeating-linear-gradient(90deg,#f8d64a 0 28px,transparent 28px 52px)}.drain-3d{position:absolute;left:35px;bottom:40px;width:500px;height:18px;background:linear-gradient(90deg,#18aee4,#5ce7ff);border-radius:999px;box-shadow:0 0 30px rgba(82,221,255,.75);opacity:.9}.drain-3d:before,.drain-3d:after{content:"";position:absolute;width:18px;height:120px;background:inherit;border-radius:999px;bottom:0}.drain-3d:before{left:70px;transform:rotate(36deg);transform-origin:bottom}.drain-3d:after{right:95px;transform:rotate(-32deg);transform-origin:bottom}.building-pad{position:absolute;right:68px;top:62px;width:170px;height:150px;background:#9f9b8d;border:8px solid #d9d4c4;box-shadow:0 8px 0 #6d7069,0 14px 0 #515c59}.building-pad:before{content:"";position:absolute;inset:20px;background:linear-gradient(135deg,#677581,#35424b)}.building-pad:after{content:"";position:absolute;left:24px;right:24px;top:-62px;height:62px;background:linear-gradient(90deg,#41515c 0 18%,#60727b 18% 36%,#41515c 36% 54%,#60727b 54% 72%,#41515c 72%);transform:skewX(-8deg);box-shadow:0 -44px 0 -10px #53636c}.earth-zone{position:absolute;left:68px;top:48px;width:165px;height:116px;border-radius:48% 52% 46% 54%;background:repeating-radial-gradient(ellipse at 30% 30%,#9a6b3f 0 8px,#7c532e 8px 12px);box-shadow:inset 0 0 0 8px rgba(255,255,255,.05)}.pave-zone{position:absolute;right:80px;bottom:62px;width:140px;height:105px;background:repeating-linear-gradient(0deg,#ac9a77 0 15px,#6e6250 15px 17px),repeating-linear-gradient(90deg,transparent 0 23px,#5e5648 23px 25px);border:6px solid #c7b693}.culvert{position:absolute;left:255px;bottom:28px;width:58px;height:72px;border:12px solid #6d7475;border-radius:50%;background:#2b5665;box-shadow:0 0 0 7px #94836a}.machine{position:absolute;left:125px;top:260px;width:68px;height:38px;background:#e8a91c;border-radius:8px;box-shadow:0 8px 0 #8f6514}.machine:before{content:"";position:absolute;width:45px;height:12px;background:#d8910b;left:55px;top:0;transform:rotate(-32deg);transform-origin:left}.machine:after{content:"";position:absolute;width:17px;height:17px;border:5px solid #1c252b;border-radius:50%;left:7px;bottom:-11px;box-shadow:38px 0 0 -5px #1c252b,38px 0 0 0 #1c252b}.site-node{position:absolute;width:18px;height:18px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 8px rgba(255,90,31,.17),0 0 26px rgba(255,90,31,.45);cursor:pointer;z-index:5}.node-road{left:290px;top:225px}.node-water{left:392px;bottom:50px;background:var(--cyan);box-shadow:0 0 0 8px rgba(82,221,255,.16),0 0 30px rgba(82,221,255,.6)}.node-building{right:130px;top:104px}.node-earth{left:145px;top:100px}.scene-hint{position:absolute;right:20px;bottom:0;color:rgba(255,255,255,.52);font-size:.84rem;display:flex;gap:9px;align-items:center}.scene-hint:before{content:"↔";color:var(--cyan);font-size:1.3rem}.node-card{position:absolute;z-index:8;right:8px;top:40px;width:260px;padding:18px;border-radius:22px;background:rgba(7,16,25,.88);border:1px solid rgba(255,255,255,.12);backdrop-filter:blur(14px);color:white;box-shadow:0 20px 55px rgba(0,0,0,.32)}.node-card strong{display:block;font-size:1.04rem;margin-bottom:8px}.node-card p{font-size:.9rem;color:rgba(255,255,255,.62);margin:0}
.metric-band{background:#fff;border-bottom:1px solid var(--line)}.metrics{display:grid;grid-template-columns:repeat(4,1fr)}.metric{padding:28px 24px;border-right:1px solid var(--line)}.metric:last-child{border-right:0}.metric strong{font-size:2rem;display:block}.metric span{color:var(--muted);font-size:.91rem}
.intro-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;align-items:start}.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.service-card{min-height:410px;border-radius:26px;overflow:hidden;position:relative;background:#14222b;box-shadow:var(--shadow)}.service-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:.55s}.service-card:hover img{transform:scale(1.045)}.service-card:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,16,25,.04) 25%,rgba(7,16,25,.92) 100%)}.service-copy{position:absolute;z-index:2;left:22px;right:22px;bottom:20px;color:white}.service-copy span{font-size:.73rem;text-transform:uppercase;letter-spacing:.18em;color:#94e7ff;font-weight:800}.service-copy p{color:rgba(255,255,255,.7);font-size:.92rem;margin:10px 0 0}.service-number{position:absolute;z-index:3;top:17px;right:17px;width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:rgba(7,16,25,.62);border:1px solid rgba(255,255,255,.18);color:#fff;font-weight:800}
.dark-section{background:var(--ink);color:white;position:relative;overflow:hidden}.dark-section:before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(82,221,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(82,221,255,.045) 1px,transparent 1px);background-size:56px 56px}.lab-grid{position:relative;z-index:1;display:grid;grid-template-columns:.82fr 1.18fr;gap:36px;align-items:center}.dark-section p{color:rgba(255,255,255,.66)}.simulator{background:rgba(255,255,255,.045);border:1px solid var(--line-dark);border-radius:32px;padding:24px;box-shadow:0 30px 90px rgba(0,0,0,.25)}.sim-top{display:flex;justify-content:space-between;gap:16px;align-items:flex-start}.rain-value{font-size:2.2rem;font-weight:850;color:var(--cyan)}.rain-field{height:330px;border-radius:24px;position:relative;overflow:hidden;margin-top:18px;background:linear-gradient(180deg,#142f42,#183d3d 70%,#6e5d42 70%);border:1px solid rgba(255,255,255,.09)}.rain-sky{position:absolute;inset:0 0 30%;background:linear-gradient(180deg,rgba(15,53,77,.45),rgba(36,70,83,.05))}.drop{position:absolute;width:2px;height:32px;background:linear-gradient(transparent,var(--cyan));animation:rain 1.3s linear infinite;opacity:.6}.drop:nth-child(2){left:14%;animation-delay:.15s}.drop:nth-child(3){left:28%;animation-delay:.55s}.drop:nth-child(4){left:45%;animation-delay:.05s}.drop:nth-child(5){left:61%;animation-delay:.75s}.drop:nth-child(6){left:78%;animation-delay:.35s}.drop:nth-child(7){left:91%;animation-delay:.9s}@keyframes rain{from{top:-40px}to{top:230px}}.sim-road{position:absolute;left:-10%;right:-10%;bottom:52px;height:84px;background:#202b33;transform:rotate(-6deg)}.sim-road:after{content:"";position:absolute;left:0;right:0;top:40px;height:2px;background:repeating-linear-gradient(90deg,#f6d95f 0 22px,transparent 22px 44px)}.water-line{position:absolute;bottom:31px;left:15px;width:calc(100% - 30px);height:18px;background:linear-gradient(90deg,#067ac1,#54e5ff);border-radius:20px;box-shadow:0 0 26px rgba(82,221,255,.45);animation:pulsewater 2s ease-in-out infinite}@keyframes pulsewater{50%{filter:brightness(1.35);transform:scaleY(1.2)}}.culvert-sim{position:absolute;right:18%;bottom:16px;width:52px;height:52px;border:10px solid #7b8587;border-radius:50%;background:#0d4b63}.sim-control{display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center;margin-top:18px}.sim-control input{width:100%;accent-color:var(--cyan)}.sim-status{margin-top:14px;padding:14px 16px;border-radius:18px;background:rgba(183,221,57,.1);border:1px solid rgba(183,221,57,.23);color:#dffb86;font-size:.9rem}
.timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-top:34px}.phase{padding:20px;border:1px solid var(--line);border-radius:22px;background:#fff}.phase b{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--ink);color:#fff;margin-bottom:18px}.phase span{font-size:.72rem;text-transform:uppercase;letter-spacing:.18em;color:var(--orange);font-weight:800}.phase p{font-size:.92rem;margin-top:8px}
.image-band{display:grid;grid-template-columns:1.05fr .95fr;gap:22px}.image-frame{min-height:520px;border-radius:34px;overflow:hidden;position:relative;box-shadow:var(--shadow)}.image-frame img{width:100%;height:100%;object-fit:cover}.image-frame:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(7,16,25,.78))}.image-label{position:absolute;left:26px;bottom:24px;z-index:2;color:white}.image-label span{color:var(--cyan);font-size:.75rem;text-transform:uppercase;letter-spacing:.18em;font-weight:800}.values-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.value{padding:22px;border-radius:24px;border:1px solid var(--line);background:#fff}.value strong{display:block;font-size:1.12rem}.value p{font-size:.91rem;margin-top:8px}
.footer{background:#071019;color:#fff;padding:48px 0 28px}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:34px}.footer p{color:rgba(255,255,255,.58)}.footer-links{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.footer a{color:rgba(255,255,255,.75)}.copyright{border-top:1px solid rgba(255,255,255,.09);margin-top:28px;padding-top:22px;color:rgba(255,255,255,.45);font-size:.86rem}
.page-hero{background:var(--ink);color:#fff;padding:76px 0 68px;position:relative;overflow:hidden}.page-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(82,221,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(82,221,255,.05) 1px,transparent 1px);background-size:58px 58px}.page-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr .9fr;gap:38px;align-items:center}.page-hero p{color:rgba(255,255,255,.66)}.page-visual{min-height:430px;border-radius:32px;overflow:hidden;position:relative;border:1px solid rgba(255,255,255,.1)}.page-visual img{width:100%;height:100%;object-fit:cover}.page-visual:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(7,16,25,.75))}.page-visual .floating{position:absolute;z-index:2;left:22px;right:22px;bottom:22px;padding:18px;border-radius:20px;background:rgba(7,16,25,.72);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.12)}.page-visual .floating strong{display:block}.page-visual .floating span{color:rgba(255,255,255,.6);font-size:.9rem}.capability-list{display:grid;gap:16px}.cap-row{display:grid;grid-template-columns:68px 1fr auto;gap:18px;align-items:start;padding:24px;border:1px solid var(--line);border-radius:26px;background:#fff}.cap-icon{width:58px;height:58px;border-radius:18px;background:#eaf5ff;color:var(--blue);display:grid;place-items:center;font-size:1.6rem;font-weight:900}.cap-row ul{color:#627078;margin:8px 0 0;padding-left:18px}.cap-row .tag{font-size:.74rem;letter-spacing:.15em;text-transform:uppercase;color:var(--orange);font-weight:800;white-space:nowrap}.sector-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.sector{padding:28px;border-radius:28px;background:#fff;border:1px solid var(--line);position:relative;overflow:hidden}.sector:before{content:"";position:absolute;width:140px;height:140px;border-radius:50%;right:-55px;top:-55px;background:radial-gradient(circle,rgba(7,102,200,.13),transparent 65%)}.sector small{font-weight:800;color:var(--orange);letter-spacing:.13em;text-transform:uppercase}.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:24px}.contact-card{padding:28px;border-radius:28px;background:#fff;border:1px solid var(--line)}.info-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:24px}.info{padding:18px;border-radius:20px;background:#f5f7f7;border:1px solid var(--line)}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.field{display:grid;gap:8px}.field.full{grid-column:1/-1}.field label{font-size:.9rem;font-weight:750}.field input,.field select,.field textarea{width:100%;font:inherit;padding:14px 15px;border-radius:16px;border:1px solid var(--line);background:#fff;color:var(--ink)}.field textarea{min-height:150px;resize:vertical}.note{font-size:.84rem;color:var(--muted)}
@media(max-width:1120px){.nav{grid-template-columns:auto auto;justify-content:space-between}.nav-links,.nav-phone,.nav-actions .btn{display:none}.mobile-toggle{display:block}.brand img{width:190px}.mobile-menu.open{display:block;padding:0 0 16px}.mobile-menu nav{display:grid}.mobile-menu a{padding:13px 6px;border-bottom:1px solid var(--line)}.hero-grid,.lab-grid,.page-grid,.intro-grid,.image-band,.contact-grid{grid-template-columns:1fr}.hero{min-height:auto}.site-shell{min-height:650px}.services-grid{grid-template-columns:repeat(2,1fr)}.timeline{grid-template-columns:repeat(3,1fr)}.scene-wrap{inset:70px 0 40px}.site-scene{width:520px;height:430px}.trust-strip{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.section{padding:72px 0}.section-sm{padding:56px 0}.nav{min-height:74px}.brand img{width:164px}.hero-grid{padding:48px 0 58px}.trust-strip,.metrics,.services-grid,.timeline,.values-grid,.sector-grid,.info-grid,.form-grid{grid-template-columns:1fr}.metric{border-right:0;border-bottom:1px solid var(--line)}.site-shell{min-height:500px}.scene-wrap{inset:92px -125px 30px -90px;transform:scale(.74)}.site-hud{left:2px}.node-card{right:0;top:auto;bottom:8px;width:235px}.scene-hint{display:none}.service-card{min-height:360px}.sim-top{display:block}.rain-value{margin-top:10px}.timeline{gap:10px}.cap-row{grid-template-columns:52px 1fr}.cap-icon{width:48px;height:48px}.cap-row .tag{grid-column:2}.footer-grid{grid-template-columns:1fr}.page-visual{min-height:330px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important}}