:root{
  --red:#ED1C24;
  --red-dark:#c9141b;
  --black:#0b0c0e;
  --charcoal:#111214;
  --panel:#17191d;
  --panel-2:#1e2126;
  --white:#fff;
  --silver:#C0C0C0;
  --muted:#9ca1aa;
  --line:#2d3036;
  --blue:#20a9dc;
  --green:#58d36d;
  --radius:8px;
  --container:1280px;
  --shadow:0 2px 12px rgba(0,0,0,.18);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--charcoal)}
body{margin:0;background:var(--charcoal);color:var(--white);font-family:Roboto,Arial,sans-serif;font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit}
.container{width:min(var(--container),calc(100% - 48px));margin-inline:auto}
.mono{font-family:"JetBrains Mono",Consolas,monospace}
.tech-label{display:inline-flex;align-items:center;gap:10px;color:#cfd2d7;font:500 .78rem/1.2 "JetBrains Mono",monospace;letter-spacing:.08em;text-transform:uppercase}
.tech-label:before{content:"";width:28px;height:2px;background:var(--red);box-shadow:0 0 8px rgba(237,28,36,.45)}

/* navigation */
.site-nav{position:sticky;top:0;z-index:100;background:rgba(11,12,14,.92);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}
.nav-row{height:74px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand img{width:42px;height:42px;object-fit:contain}
.brand-copy{display:grid;line-height:1.05}
.brand-copy strong{font-size:1rem;letter-spacing:.01em}
.brand-copy span{color:var(--muted);font-size:.72rem;letter-spacing:.11em;text-transform:uppercase}
.nav-meta{display:flex;align-items:center;gap:12px}
.nav-status{display:flex;align-items:center;gap:8px;color:#c8ccd2;font:500 .74rem "JetBrains Mono",monospace}
.nav-status i{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(88,211,109,.11)}

.btn{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:0 18px;border-radius:8px;border:1px solid transparent;font-weight:700;transition:transform .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease;cursor:pointer}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(-1px)}
.btn-primary{background:var(--red);color:#fff;box-shadow:0 8px 28px rgba(237,28,36,.16)}
.btn-primary:hover{background:var(--red-dark);box-shadow:0 10px 34px rgba(237,28,36,.23)}
.btn-secondary{background:transparent;color:#fff;border-color:#41454c}
.btn-secondary:hover{background:#1b1e22;border-color:#626770}
.btn svg{width:18px;height:18px}

/* hero */
.hero{position:relative;min-height:calc(100dvh - 74px);display:flex;align-items:center;border-bottom:1px solid var(--line);overflow:hidden}
.hero:before{content:"";position:absolute;inset:0;background:
  linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),
  linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:42px 42px;mask-image:linear-gradient(to bottom,#000 0%,rgba(0,0,0,.8) 70%,transparent 100%);pointer-events:none}
.hero:after{content:"";position:absolute;right:-12vw;top:-20vw;width:54vw;height:54vw;border-radius:50%;background:radial-gradient(circle,rgba(32,169,220,.10),transparent 62%);pointer-events:none}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.02fr) minmax(420px,.98fr);gap:clamp(42px,6vw,88px);align-items:center;padding:70px 0}
.breadcrumb{display:flex;gap:9px;align-items:center;color:#747982;font:500 .72rem "JetBrains Mono",monospace;text-transform:uppercase;letter-spacing:.06em;margin-bottom:28px}
.breadcrumb a{color:#adb2ba}.breadcrumb b{color:var(--red)}
.hero h1{font-size:clamp(2.9rem,5.8vw,5.15rem);line-height:.98;letter-spacing:-.045em;margin:16px 0 24px;max-width:11ch}
.hero h1 span{color:var(--red);text-shadow:0 0 18px rgba(237,28,36,.18)}
.hero-lead{max-width:61ch;color:#b8bdc5;font-size:1.08rem;margin:0 0 26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-proof{display:flex;align-items:center;gap:16px;margin-top:34px;padding-top:22px;border-top:1px solid var(--line);max-width:620px}
.rating-value{font:600 1.95rem/1 "JetBrains Mono",monospace;color:#fff}
.rating-value small{font-size:.78rem;color:var(--muted);font-weight:500}
.rating-bars{display:flex;gap:5px}
.rating-bars i{width:24px;height:5px;background:var(--red);box-shadow:0 0 7px rgba(237,28,36,.22)}
.rating-copy{color:#8f949d;font-size:.86rem}

.hero-visual{position:relative;min-height:590px;perspective:1200px}
.visual-frame{position:absolute;inset:18px 0 18px 40px;overflow:hidden;border:1px solid #393c42;border-radius:8px;background:#15171a;box-shadow:inset 0 0 15px rgba(0,0,0,.7),0 30px 70px rgba(0,0,0,.4);transform:rotateY(-2deg);transform-style:preserve-3d}
.visual-frame img{width:100%;height:100%;object-fit:cover;filter:saturate(.78) contrast(1.08) brightness(.72)}
.visual-frame:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,12,14,.46),transparent 34%),linear-gradient(0deg,rgba(11,12,14,.86),transparent 50%)}
.visual-topline{position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,var(--red) 0 35%,var(--blue) 35% 56%,#3c3f45 56%)}
.module{position:absolute;z-index:4;background:rgba(17,18,20,.91);border:1px solid #393d44;border-left:3px solid var(--red);border-radius:8px;padding:16px 18px;box-shadow:inset 0 0 15px rgba(0,0,0,.7),0 16px 34px rgba(0,0,0,.28);backdrop-filter:blur(10px)}
.module small{display:block;color:#7f858e;font:500 .66rem "JetBrains Mono",monospace;letter-spacing:.08em;text-transform:uppercase;margin-bottom:5px}
.module strong{font:600 1rem "JetBrains Mono",monospace}
.module .ok{color:var(--green)}
.module-a{left:0;top:70px;min-width:220px}
.module-b{right:-22px;bottom:88px;min-width:230px;border-left-color:var(--blue)}
.module-b .meter{display:flex;gap:3px;margin-top:10px}
.module-b .meter i{height:5px;flex:1;background:#3c4047}.module-b .meter i:nth-child(-n+6){background:var(--blue)}
.visual-caption{position:absolute;z-index:5;left:76px;right:24px;bottom:48px;display:flex;justify-content:space-between;gap:20px;align-items:end}
.visual-caption h3{margin:0;font-size:1.32rem}.visual-caption p{margin:5px 0 0;color:#abb0b8;font-size:.86rem}
.visual-id{font:500 .68rem "JetBrains Mono",monospace;color:#7c828b;text-align:right;white-space:nowrap}

/* section base */
.section{padding:clamp(76px,8vw,118px) 0;border-bottom:1px solid var(--line);position:relative}
.section-head{max-width:760px;margin-bottom:44px}
.section-head h2{font-size:clamp(2rem,4vw,3.45rem);line-height:1.06;letter-spacing:-.035em;margin:14px 0 18px}
.section-head p{color:#9ea3ab;margin:0;max-width:66ch}

/* symptoms asymmetric */
.symptoms{background:#0f1012}
.symptom-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:48px;align-items:start}
.alert-panel{position:sticky;top:110px;border:1px solid var(--line);border-left:3px solid var(--red);border-radius:8px;background:linear-gradient(145deg,#181a1e,#111214);padding:28px;box-shadow:var(--shadow)}
.alert-panel .big-code{font:600 clamp(4rem,8vw,7rem)/.9 "JetBrains Mono",monospace;color:#202329;letter-spacing:-.08em;margin:14px 0}
.alert-panel h3{font-size:1.5rem;margin:0 0 10px}.alert-panel p{color:#9ba0a8;margin:0}
.symptom-list{display:grid;gap:12px}
.symptom-item{display:grid;grid-template-columns:64px 1fr;gap:22px;padding:24px;border:1px solid var(--line);border-radius:8px;background:#15171a;transition:transform .2s ease,border-color .2s ease,background .2s ease}
.symptom-item:hover{transform:translateY(-2px);border-color:#474b52;background:#181a1e}
.symptom-no{font:600 .82rem "JetBrains Mono",monospace;color:var(--red);padding-top:5px}
.symptom-item h3{font-size:1.16rem;margin:0 0 6px}.symptom-item p{color:#9297a0;margin:0;font-size:.94rem}

/* diagnostic zig zag */
.diag-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:64px;align-items:center}
.diag-copy h2{font-size:clamp(2.1rem,4vw,3.4rem);line-height:1.05;letter-spacing:-.035em;margin:14px 0 18px;max-width:13ch}
.diag-copy>p{color:#a2a7af;max-width:61ch}
.checks{display:grid;gap:10px;margin-top:28px}
.check{display:grid;grid-template-columns:32px 1fr;gap:12px;align-items:start;padding:12px 0;border-bottom:1px solid #25282d}
.check b{font:600 .72rem "JetBrains Mono",monospace;color:var(--red);padding-top:2px}.check span{color:#d9dce0;font-size:.95rem}
.architecture{position:relative;min-height:510px;border:1px solid var(--line);border-radius:8px;background:#101113;overflow:hidden;padding:28px;box-shadow:inset 0 0 15px rgba(0,0,0,.7)}
.architecture:before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(255,255,255,.022) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.022) 1px,transparent 1px);background-size:28px 28px}
.arch-title{position:relative;z-index:2;color:#c9cdd2;font:500 .72rem "JetBrains Mono",monospace;letter-spacing:.07em;text-transform:uppercase}
.diagram{position:absolute;inset:82px 34px 34px;display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;gap:18px}
.node{position:relative;display:flex;flex-direction:column;justify-content:flex-end;min-height:188px;padding:18px;border:1px solid #3a3e44;border-radius:8px;background:#17191c;overflow:hidden;isolation:isolate}
.node:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--red);z-index:3}
.node:nth-child(2):before{background:var(--blue)}.node:nth-child(3):before{background:var(--silver)}.node:nth-child(4):before{background:var(--red)}
.node:after{content:"";position:absolute;inset:0;background-image:linear-gradient(180deg,rgba(8,9,10,.10) 0%,rgba(8,9,10,.30) 36%,rgba(8,9,10,.82) 100%),var(--node-bg);background-size:cover;background-position:center;background-repeat:no-repeat;opacity:.9;transform:scale(1.02);z-index:1}
.node>*{position:relative;z-index:4}.node strong{font-size:1rem;margin-top:0;text-shadow:0 2px 10px rgba(0,0,0,.45)}.node span{color:#d0d6dd;font-size:.78rem;margin-top:4px;text-shadow:0 1px 8px rgba(0,0,0,.35)}

.flow-x,.flow-y{position:absolute;background:linear-gradient(90deg,transparent,var(--red),transparent);opacity:.35;animation:flow 5s linear infinite alternate}
.flow-x{height:1px;left:12%;right:12%;top:50%}.flow-y{width:1px;top:12%;bottom:12%;left:50%;background:linear-gradient(180deg,transparent,var(--blue),transparent)}
@keyframes flow{from{opacity:.18;filter:brightness(.85)}to{opacity:.55;filter:brightness(1.15)}}

/* editorial technical photography */
.diagnostic-photo{position:relative;margin-top:52px;min-height:390px;aspect-ratio:16/6.7;border:1px solid #34383e;border-radius:8px;overflow:hidden;background:#111315;box-shadow:0 28px 70px rgba(0,0,0,.28),inset 0 0 15px rgba(0,0,0,.65)}
.diagnostic-photo img{width:100%;height:100%;object-fit:cover;display:block;filter:saturate(.82) contrast(1.06) brightness(.78)}
.diagnostic-photo:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,9,10,.68),transparent 48%),linear-gradient(0deg,rgba(8,9,10,.82),transparent 48%);pointer-events:none}
.photo-hud{position:absolute;z-index:3;left:28px;bottom:25px;right:28px;display:flex;align-items:end;justify-content:space-between;gap:20px}
.photo-hud .copy{max-width:650px}
.photo-hud small{display:block;color:#7f858e;font:500 .66rem "JetBrains Mono",monospace;letter-spacing:.08em;text-transform:uppercase;margin-bottom:7px}
.photo-hud strong{display:block;color:#fff;font-size:clamp(1.2rem,2.5vw,1.75rem);line-height:1.1}
.photo-hud .readout{font:600 .68rem "JetBrains Mono",monospace;color:var(--blue);border:1px solid rgba(0,191,255,.35);background:rgba(8,12,15,.72);border-radius:6px;padding:10px 12px;white-space:nowrap;backdrop-filter:blur(8px)}
.photo-corner{position:absolute;z-index:3;top:20px;right:20px;width:56px;height:56px;border-top:2px solid var(--red);border-right:2px solid var(--red);opacity:.72}

/* inspection rows */
.inspect{background:#0f1012}
.inspect-list{display:grid;gap:12px}
.inspect-row{display:grid;grid-template-columns:160px 1fr auto;gap:28px;align-items:center;padding:22px 24px;border:1px solid var(--line);border-radius:8px;background:#15171a}
.inspect-row .tag{font:600 .72rem "JetBrains Mono",monospace;color:#7f858e;letter-spacing:.06em}.inspect-row h3{margin:0;font-size:1.1rem}.inspect-row p{margin:2px 0 0;color:#8e949c;font-size:.9rem}
.inspect-row .state{font:600 .68rem "JetBrains Mono",monospace;color:#c8ccd1;border:1px solid #3b3f45;border-radius:999px;padding:7px 10px;white-space:nowrap}
.inspect-row:nth-child(even){margin-left:8%;}.inspect-row:nth-child(odd){margin-right:8%}

/* process */
.process-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:72px;align-items:start}
.process-left{position:sticky;top:110px}
.process-copy h2{font-size:clamp(2.1rem,4vw,3.4rem);line-height:1.05;letter-spacing:-.035em;margin:14px 0 18px}.process-copy p{color:#9ba0a8}
.process-media{position:relative;margin-bottom:26px;aspect-ratio:16/10;border:1px solid #34383e;border-radius:8px;overflow:hidden;background:#111315;box-shadow:var(--shadow)}
.process-media img{width:100%;height:100%;display:block;object-fit:cover;filter:saturate(.8) contrast(1.05) brightness(.72)}
.process-media:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(7,8,9,.78),transparent 58%)}
.process-media .media-label{position:absolute;z-index:2;left:18px;bottom:16px;font:600 .68rem "JetBrains Mono",monospace;color:#fff;letter-spacing:.06em;text-transform:uppercase;border-left:3px solid var(--red);padding:8px 10px;background:rgba(10,11,12,.68);backdrop-filter:blur(7px)}
.timeline{position:relative;display:grid;gap:18px}.timeline:before{content:"";position:absolute;left:26px;top:26px;bottom:26px;width:1px;background:#373b41}
.step{position:relative;display:grid;grid-template-columns:54px 1fr;gap:20px;padding:22px 0}
.step-no{position:relative;z-index:2;width:54px;height:54px;border:1px solid #41454b;border-radius:8px;background:#17191c;display:grid;place-items:center;font:600 .8rem "JetBrains Mono",monospace;color:var(--red);box-shadow:inset 0 0 15px rgba(0,0,0,.7)}
.step h3{margin:2px 0 4px;font-size:1.14rem}.step p{margin:0;color:#8f949c;font-size:.92rem;max-width:58ch}

/* review */
.review-shell{display:grid;grid-template-columns:.9fr 1.1fr;border:1px solid #393d43;border-left:3px solid var(--red);border-radius:8px;background:#15171a;overflow:hidden;box-shadow:var(--shadow)}
.review-score{padding:42px;background:linear-gradient(135deg,#1d2024,#111214)}
.review-score .score{font:700 clamp(4.5rem,10vw,8rem)/.85 "JetBrains Mono",monospace;letter-spacing:-.08em;color:#fff}.review-score .score span{font-size:1rem;color:#717780;letter-spacing:0}
.review-signal{display:flex;gap:6px;margin-top:22px}.review-signal i{height:7px;width:38px;background:var(--red);box-shadow:0 0 8px rgba(237,28,36,.25)}
.review-score p{color:#8f949c;margin:18px 0 0}.review-copy{padding:42px;display:flex;flex-direction:column;justify-content:center}.review-copy h2{font-size:clamp(2rem,4vw,3.1rem);line-height:1.05;margin:12px 0 14px}.review-copy p{color:#989da5;margin:0}

/* location */
.location-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#15171a}
.location-copy{padding:42px}.location-copy h2{font-size:clamp(2rem,4vw,3rem);line-height:1.05;margin:14px 0 18px}.location-copy address{font-style:normal;color:#d5d8dc}.location-copy .hours{color:#9ca1a9;margin-top:18px}.location-map{min-height:470px;border-left:1px solid var(--line);filter:grayscale(.8) contrast(1.1)}.location-map iframe{width:100%;height:100%;border:0;display:block}

/* faq */
.faq-grid{display:grid;grid-template-columns:.65fr 1.35fr;gap:58px;align-items:start}.faq-intro h2{font-size:clamp(2rem,4vw,3.2rem);line-height:1.05;margin:14px 0}.faq-intro p{color:#969ba3}
.faq-list{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-q{width:100%;display:grid;grid-template-columns:1fr 26px;gap:16px;text-align:left;padding:22px 0;background:none;border:0;color:#fff;font-weight:600;cursor:pointer}.faq-q .plus{position:relative;width:22px;height:22px}.faq-q .plus:before,.faq-q .plus:after{content:"";position:absolute;background:var(--red);left:5px;right:5px;top:10px;height:2px;transition:transform .2s ease}.faq-q .plus:after{transform:rotate(90deg)}.faq-q[aria-expanded="true"] .plus:after{transform:rotate(0)}.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .26s ease}.faq-a>div{overflow:hidden}.faq-a p{margin:0;padding:0 42px 20px 0;color:#9399a1}.faq-q[aria-expanded="true"]+.faq-a{grid-template-rows:1fr}

/* final */
.final{padding:clamp(72px,8vw,110px) 0;background:linear-gradient(135deg,#17191d,#0b0c0e);position:relative;overflow:hidden}.final:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(237,28,36,.04) 1px,transparent 1px);background-size:52px 100%}.final-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr auto;gap:38px;align-items:center}.final h2{font-size:clamp(2.2rem,4.5vw,4rem);line-height:1.02;letter-spacing:-.04em;max-width:16ch;margin:12px 0 16px}.final p{color:#9da2aa;max-width:60ch;margin:0}.final-action{text-align:right}.final-action small{display:block;color:#737982;font:500 .67rem "JetBrains Mono",monospace;margin-top:10px;text-transform:uppercase;letter-spacing:.05em}

/* footer */
footer{background:#090a0b;border-top:1px solid var(--line);padding:42px 0 28px}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .9fr;gap:42px}.footer-grid h4{font:600 .74rem "JetBrains Mono",monospace;text-transform:uppercase;letter-spacing:.07em;color:#7e848d;margin:0 0 12px}.footer-grid p,.footer-grid a{color:#9aa0a8;font-size:.9rem}.footer-grid a{display:block;margin:7px 0}.footer-bottom{margin-top:34px;padding-top:20px;border-top:1px solid #22252a;color:#656b74;font:500 .68rem "JetBrains Mono",monospace;text-transform:uppercase;letter-spacing:.05em}

.wa-float{position:fixed;right:18px;bottom:18px;z-index:80;width:54px;height:54px;border-radius:8px;background:var(--red);display:grid;place-items:center;box-shadow:0 12px 32px rgba(237,28,36,.26);transition:transform .2s ease}.wa-float:hover{transform:translateY(-3px)}.wa-float svg{width:24px;height:24px;fill:#fff}

/* reveal */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .42s ease-out,transform .42s ease-out}.reveal.in{opacity:1;transform:none}

@media (max-width:980px){
  .hero{min-height:auto}.hero-grid{grid-template-columns:1fr;padding:54px 0 70px}.hero h1{max-width:13ch}.hero-visual{min-height:510px}.visual-frame{inset:0 0 0 28px}.module-a{left:0}.module-b{right:0}
  .symptom-layout,.diag-grid,.process-grid,.review-shell,.location-grid,.faq-grid{grid-template-columns:1fr}
  .process-left{position:static}.diagnostic-photo{aspect-ratio:16/8.3;min-height:340px}
  .alert-panel,.process-copy{position:relative;top:auto}.architecture{min-height:460px}.review-score,.review-copy,.location-copy{padding:32px}.location-map{border-left:0;border-top:1px solid var(--line);min-height:380px}
  .footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}
}
@media (max-width:768px){
  .container{width:min(100% - 32px,var(--container))}.nav-row{height:66px}.nav-status{display:none}.nav-meta .btn{min-height:40px;padding:0 13px;font-size:.86rem}
  .brand-copy span{display:none}.brand img{width:38px;height:38px}
  .hero-grid{padding:40px 0 58px}.breadcrumb{margin-bottom:20px}.hero h1{font-size:clamp(2.55rem,12vw,4.15rem)}.hero-lead{font-size:1rem}.hero-proof{align-items:flex-start}.rating-copy{font-size:.79rem}
  .hero-visual{min-height:440px}.visual-frame{inset:0}.module{padding:12px 14px}.module-a{top:18px;left:12px;min-width:188px}.module-b{right:12px;bottom:58px;min-width:190px}.visual-caption{left:18px;right:18px;bottom:16px}.visual-id{display:none}
  .section{padding:68px 0}.section-head{margin-bottom:30px}.symptom-item{grid-template-columns:42px 1fr;padding:20px;gap:10px}.alert-panel{padding:22px}.alert-panel .big-code{font-size:5rem}
  .architecture{min-height:520px}.diagram{inset:72px 18px 18px;grid-template-columns:1fr;grid-template-rows:repeat(4,1fr)}.flow-x,.flow-y{display:none}
  .inspect-row{grid-template-columns:1fr;gap:8px}.inspect-row:nth-child(n){margin:0}.inspect-row .state{justify-self:start}
  .process-grid{gap:38px}.process-media{aspect-ratio:16/11}.timeline:before{left:22px}.step{grid-template-columns:46px 1fr}.step-no{width:46px;height:46px}
  .diagnostic-photo{margin-top:34px;aspect-ratio:4/3;min-height:0}.photo-hud{left:18px;right:18px;bottom:18px;display:block}.photo-hud .readout{display:inline-block;margin-top:12px}.photo-hud strong{font-size:1.2rem}
  .review-score,.review-copy,.location-copy{padding:26px}.review-score .score{font-size:5rem}.location-map{min-height:330px}
  .final-grid{grid-template-columns:1fr}.final-action{text-align:left}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}
}

/* mobile-first refinements — V6 */
@media (max-width:768px){
  html{-webkit-text-size-adjust:100%}
  body{font-size:15px;line-height:1.55}
  .container{width:min(100% - 28px,var(--container))}

  /* compact sticky header */
  .nav-row{height:64px;gap:10px}
  .brand{gap:8px;flex:1;min-width:0}
  .brand img{width:36px;height:36px;flex:0 0 36px}
  .brand-copy strong{font-size:.9rem;white-space:nowrap}
  .brand-copy span{display:none}
  .nav-meta{gap:6px;flex:0 0 auto}
  .nav-status{display:none}
  .nav-meta .btn{min-height:40px;padding:0 12px;font-size:.78rem;white-space:nowrap;border-radius:7px}

  /* hero */
  .hero{min-height:auto;align-items:stretch}
  .hero-grid{grid-template-columns:1fr;gap:34px;padding:34px 0 48px}
  .breadcrumb{margin-bottom:17px;font-size:.63rem;gap:7px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .tech-label{font-size:.67rem;letter-spacing:.065em;gap:8px}
  .tech-label:before{width:20px}
  .hero h1{font-size:clamp(2.45rem,11.6vw,3.45rem);line-height:1;max-width:12ch;margin:13px 0 18px;overflow-wrap:normal}
  .hero-lead{font-size:.98rem;line-height:1.62;margin-bottom:0}
  .hero-actions{display:grid;grid-template-columns:1fr;gap:10px;margin-top:24px}
  .hero-actions .btn{width:100%;min-height:50px;padding:0 14px;text-align:center}
  .hero-proof{display:grid;grid-template-columns:auto 1fr;gap:10px 14px;margin-top:26px;padding-top:18px}
  .rating-value{font-size:1.65rem;grid-row:1 / span 2;align-self:center}
  .rating-bars{gap:4px;align-self:end}
  .rating-bars i{width:20px;height:4px}
  .rating-copy{font-size:.76rem;line-height:1.35}

  .hero-visual{min-height:390px;width:100%}
  .visual-frame{inset:0;transform:none;border-radius:8px}
  .visual-frame img{object-position:61% center}
  .module{padding:10px 11px;border-radius:7px;max-width:calc(100% - 24px)}
  .module small{font-size:.56rem;margin-bottom:3px}
  .module strong{font-size:.78rem}
  .module-a{top:12px;left:12px;min-width:0}
  .module-b{right:12px;bottom:66px;min-width:168px}
  .module-b .meter{margin-top:7px}
  .visual-caption{left:14px;right:14px;bottom:14px;gap:8px}
  .visual-caption strong{font-size:.76rem}
  .visual-caption small{font-size:.55rem}
  .visual-id{display:none}

  /* section spacing and headings */
  .section{padding:58px 0}
  .section-head{margin-bottom:26px}
  .section-head h2,.diag-copy h2,.process-copy h2,.review-copy h2,.location-copy h2,.faq-intro h2{font-size:clamp(1.85rem,8.8vw,2.55rem);line-height:1.06;letter-spacing:-.03em}
  .section-head p,.diag-copy>p,.process-copy p,.review-copy p,.faq-intro p{font-size:.94rem}

  /* symptoms */
  .symptom-layout{grid-template-columns:1fr;gap:24px}
  .symptom-item{grid-template-columns:36px 1fr;gap:8px;padding:18px 16px}
  .symptom-no{font-size:.68rem;padding-top:3px}
  .symptom-item h3{font-size:1.02rem;line-height:1.25}
  .symptom-item p{font-size:.87rem;line-height:1.5}
  .alert-panel{padding:20px}
  .alert-panel .big-code{font-size:4.3rem}

  /* diagnosis */
  .diag-grid{grid-template-columns:1fr;gap:30px}
  .checks{margin-top:22px}
  .check{grid-template-columns:28px 1fr;gap:8px;padding:11px 0}
  .check span{font-size:.9rem;line-height:1.45}

  /* technical map: no fixed/absolute height on mobile */
  .architecture{min-height:0;height:auto;padding:20px 14px 14px;overflow:visible}
  .arch-title{font-size:.64rem;line-height:1.4}
  .diagram{position:relative;inset:auto;margin-top:18px;display:grid;grid-template-columns:1fr;grid-template-rows:none;gap:12px}
  .node{min-height:142px;padding:15px}
  .node:after{background-position:center 44%}
  .node strong{font-size:1rem}
  .node span{font-size:.75rem}
  .flow-x,.flow-y{display:none}

  /* editorial photo */
  .diagnostic-photo{margin-top:30px;min-height:0;aspect-ratio:4/3;border-radius:8px}
  .diagnostic-photo img{object-position:center center}
  .diagnostic-photo:after{background:linear-gradient(0deg,rgba(8,9,10,.9),rgba(8,9,10,.08) 72%)}
  .photo-corner{width:38px;height:38px;top:14px;right:14px}
  .photo-hud{left:16px;right:16px;bottom:15px;display:block}
  .photo-hud small{font-size:.57rem}
  .photo-hud strong{font-size:1.05rem;line-height:1.18;max-width:28ch}
  .photo-hud .readout{display:inline-block;margin-top:10px;padding:7px 9px;font-size:.56rem;white-space:normal;max-width:100%}

  /* inspection list */
  .inspect-list{gap:10px}
  .inspect-row,.inspect-row:nth-child(even),.inspect-row:nth-child(odd){grid-template-columns:1fr;margin:0;gap:7px;padding:18px 16px}
  .inspect-row .tag{font-size:.63rem}
  .inspect-row h3{font-size:1.02rem;line-height:1.25}
  .inspect-row p{font-size:.85rem;line-height:1.45}
  .inspect-row .state{justify-self:start;padding:6px 9px;font-size:.59rem}

  /* process */
  .process-grid{grid-template-columns:1fr;gap:28px}
  .process-left{position:static}
  .process-media{aspect-ratio:4/3;margin-bottom:22px}
  .process-media .media-label{left:12px;right:12px;bottom:12px;font-size:.58rem;line-height:1.35}
  .timeline{gap:4px}
  .timeline:before{left:21px;top:23px;bottom:23px}
  .step{grid-template-columns:44px 1fr;gap:13px;padding:16px 0}
  .step-no{width:44px;height:44px;font-size:.7rem}
  .step h3{font-size:1rem;line-height:1.25;margin-top:0}
  .step p{font-size:.86rem;line-height:1.5}

  /* social proof */
  .review-shell{grid-template-columns:1fr}
  .review-score,.review-copy{padding:24px 20px}
  .review-score .score{font-size:4.25rem}
  .review-signal{gap:4px;margin-top:18px}
  .review-signal i{width:min(13vw,36px);height:6px}

  /* location */
  .location-grid{grid-template-columns:1fr}
  .location-copy{padding:24px 20px}
  .location-copy address,.location-copy .hours{font-size:.92rem}
  .location-copy .hero-actions{margin-top:22px}
  .location-map{min-height:310px;border-left:0;border-top:1px solid var(--line)}

  /* faq */
  .faq-grid{grid-template-columns:1fr;gap:24px}
  .faq-q{grid-template-columns:minmax(0,1fr) 22px;gap:10px;padding:18px 0;font-size:.95rem;line-height:1.35}
  .faq-a p{padding:0 30px 18px 0;font-size:.88rem;line-height:1.5}

  /* recurring WhatsApp CTA */
.inline-cta{margin-top:34px;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px 24px;border:1px solid #34383e;border-left:3px solid var(--red);border-radius:8px;background:linear-gradient(115deg,#15171a,#101214);box-shadow:inset 0 0 15px rgba(0,0,0,.5)}
.inline-cta-copy{min-width:0}.inline-cta-copy small{display:block;margin-bottom:6px;color:#7f858e;font:600 .68rem "JetBrains Mono",monospace;letter-spacing:.07em;text-transform:uppercase}.inline-cta-copy strong{display:block;color:#fff;font-size:1.08rem;line-height:1.25}.inline-cta .btn{flex:0 0 auto;min-width:175px}
/* final CTA */
  .final{padding:58px 0}
  .final-grid{grid-template-columns:1fr;gap:24px}
  .final h2{font-size:clamp(2rem,9.3vw,2.8rem);max-width:14ch}
  .final p{font-size:.93rem}
  .final-action{text-align:left;width:100%}
  .final-action .btn{width:100%;min-height:50px;padding-inline:12px;text-align:center}

  /* footer */
  footer{padding:34px 0 84px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-grid>div:first-child{grid-column:auto}
  .footer-grid p,.footer-grid a{font-size:.86rem}
  .footer-bottom{font-size:.6rem;margin-top:26px;padding-top:16px}

  .wa-float{right:max(14px,env(safe-area-inset-right));bottom:max(14px,env(safe-area-inset-bottom));width:50px;height:50px;border-radius:10px}
}

@media (max-width:480px){
  .container{width:min(100% - 24px,var(--container))}
  .brand-copy strong{font-size:.82rem}
  .nav-meta .btn{padding:0 10px;font-size:.72rem}
  .hero-grid{padding-top:28px}
  .hero h1{font-size:clamp(2.25rem,11.5vw,3rem)}
  .hero-visual{min-height:345px}
  .visual-frame img{object-position:64% center}
  .module-b{bottom:60px;right:10px;min-width:150px}
  .module-a{left:10px;top:10px}
  .architecture{padding-inline:12px}
  .node{min-height:132px}
  .diagnostic-photo{aspect-ratio:1/1}
  .process-media{aspect-ratio:1/1}
  .location-map{min-height:280px}
}

@media (max-width:370px){
  .brand-copy{display:none}
  .nav-meta .btn{font-size:.7rem;padding:0 9px}
  .hero h1{font-size:2.15rem}
  .hero-visual{min-height:325px}
  .module-b{display:none}
  .rating-bars i{width:17px}
  .section{padding:50px 0}
}


@media (max-width:768px){
  .inline-cta{margin-top:26px;display:grid;grid-template-columns:1fr;gap:16px;padding:20px}
  .inline-cta .btn{width:100%;min-width:0;min-height:50px}
  .inline-cta-copy strong{font-size:1rem}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.flow-x,.flow-y{animation:none}.btn,.wa-float{transition:none}}

/* utility / hub pages in V7 system */
.hub-hero{min-height:auto;padding:clamp(64px,9vw,112px) 0;border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.hub-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(255,255,255,.024) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.024) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(#000,transparent)}
.hub-head{position:relative;z-index:2;max-width:820px}.hub-head h1{font-size:clamp(2.65rem,6vw,5rem);line-height:.98;letter-spacing:-.045em;margin:16px 0 20px}.hub-head p{color:#a8adb5;font-size:1.05rem;max-width:68ch}
.service-link-list{display:grid;gap:12px}.service-link{display:grid;grid-template-columns:88px 1fr auto;gap:22px;align-items:center;padding:18px 20px;border:1px solid var(--line);border-radius:8px;background:#15171a;transition:.2s ease}.service-link:hover{transform:translateY(-2px);border-color:#484c53;background:#181a1e}.service-link .num{font:600 .76rem "JetBrains Mono",monospace;color:var(--red)}.service-link strong{display:block;font-size:1.08rem}.service-link small{display:block;color:#858b94;margin-top:2px}.service-link .arr{font:600 .74rem "JetBrains Mono",monospace;color:#aeb4bc}
.link-hub-tech{min-height:calc(100dvh - 74px);display:grid;place-items:center;padding:48px 0;background:radial-gradient(circle at 70% 20%,rgba(32,169,220,.08),transparent 35%),linear-gradient(135deg,#111214,#0a0b0d)}
.link-panel{width:min(680px,calc(100% - 32px));border:1px solid #353940;border-left:3px solid var(--red);border-radius:8px;background:rgba(19,21,24,.94);padding:clamp(26px,5vw,46px);box-shadow:0 30px 80px rgba(0,0,0,.35),inset 0 0 20px rgba(0,0,0,.5)}
.link-panel .logo-mark{width:74px;height:74px;object-fit:contain;margin-bottom:20px}.link-panel h1{font-size:clamp(2.1rem,6vw,3.6rem);line-height:1;margin:12px 0}.link-panel>p{color:#979da6;margin-bottom:26px}
.hub-buttons{display:grid;gap:11px}.hub-button{display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center;min-height:74px;padding:15px 18px;border:1px solid #383c42;border-radius:8px;background:#17191c;transition:.2s ease}.hub-button:hover{transform:translateY(-2px);border-color:#555a62}.hub-button.primary{background:var(--red);border-color:var(--red)}.hub-button strong{display:block}.hub-button small{display:block;color:#858b94;margin-top:2px}.hub-button.primary small{color:rgba(255,255,255,.78)}.hub-button .arr{font:600 .8rem "JetBrains Mono",monospace}
.menu-groups{display:grid;gap:42px}.menu-group h2{font-size:clamp(1.5rem,3vw,2.2rem);margin:0 0 16px}.menu-group .service-link-list{grid-template-columns:1fr 1fr}.menu-group .service-link{grid-template-columns:62px 1fr auto}
.tech-note{border:1px solid #353940;border-left:3px solid var(--blue);background:#15171a;border-radius:8px;padding:20px 22px;color:#9ba1aa}
@media(max-width:768px){.service-link{grid-template-columns:48px 1fr;gap:12px}.service-link .arr{grid-column:2}.menu-group .service-link-list{grid-template-columns:1fr}.menu-group .service-link{grid-template-columns:48px 1fr}.hub-hero{padding:54px 0}.hub-head h1{font-size:clamp(2.4rem,12vw,4rem)}}

/* Arrefecimento V7 node images */
.node-radiador{--node-bg:url("../assets/img/sp-node-radiador-v5.webp")}
.node-ventoinha{--node-bg:url("../assets/img/sp-node-ventoinha-v5.webp")}
.node-mangueiras{--node-bg:url("../assets/img/sp-node-mangueiras-v5.webp")}
.node-bomba{--node-bg:url("../assets/img/sp-node-bomba-valvula-v5.webp")}