/* MeshCon — light theme. Tokens first; every section reuses them. */
:root{
  /* MeshCon industrial palette: board ivory, solder green, copper and signal amber. */
  --bg:#f4f0e6; --bg-2:#e5ebe3; --card:#fffdf7; --line:#cbd5cc;
  --text:#17251f; --muted:#596a61; --accent:#c4512d; --accent-2:#123c33; --warm:#e3a51b; --ok:#2f7650;
  --radius:18px; --max:1200px; --shadow:0 20px 50px -24px rgba(18,60,51,.30);
  --font:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --display:'Montserrat','Inter',system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--font);line-height:1.6;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img,svg{max-width:100%;display:block}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
section{padding:100px 0;position:relative;scroll-margin-top:84px}
.alt{background:var(--bg-2)}
.eyebrow{font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;color:var(--accent-2);font-weight:700}
h1,h2,h3{font-family:var(--display);line-height:1.15;letter-spacing:-.01em}
h2{font-size:clamp(1.9rem,4vw,2.8rem);margin:.4rem 0 1rem}
.lead{color:var(--muted);font-size:1.08rem;max-width:660px}
.center{text-align:center}.center .lead{margin:0 auto}
.grad{color:var(--accent)}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.85rem 1.5rem;border-radius:999px;font-weight:600;font-size:.95rem;transition:.25s;border:1px solid transparent;cursor:pointer;font-family:inherit}
.btn-primary{background:var(--accent-2);color:#fffdf7;box-shadow:0 10px 24px -10px rgba(18,60,51,.55)}
.btn-primary:hover{transform:translateY(-2px)}
.btn-ghost{border-color:var(--line);background:#fff;color:var(--text)}
.copy-email{color:#17251F!important;background:#FFFDF7!important;border-color:#123C33!important;min-width:150px;justify-content:center;font-size:.95rem}
.btn-ghost:hover{border-color:var(--accent)}

/* Nav */
.nav{position:fixed;inset:0 0 auto 0;z-index:50;transition:.3s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(255,255,255,.88);backdrop-filter:blur(14px);border-color:var(--line)}
.nav .container{display:flex;align-items:center;justify-content:space-between;height:74px}
.logo{display:flex;align-items:center;gap:.6rem}
.logo img{width:42px;height:42px;object-fit:contain}
.wordmark{font-family:var(--display);font-weight:800;font-size:1.35rem;line-height:1}
.wordmark b{color:var(--accent)}
.wordmark small{display:block;font-size:.58rem;letter-spacing:.2em;color:var(--muted);font-weight:600;margin-top:3px;text-transform:uppercase}
.nav-links{display:flex;gap:2rem;list-style:none;font-size:.93rem;color:var(--muted);font-weight:500}
.nav-links a:hover{color:var(--accent-2)}
.nav-toggle{display:none;background:none;border:0;font-size:1.6rem;cursor:pointer;color:var(--text)}

/* Hero */
.hero{min-height:92vh;display:flex;align-items:center;padding-top:120px;overflow:hidden;background-color:#fbf8f0;background-image:
  linear-gradient(rgba(18,60,51,.045) 1px,transparent 1px),
  linear-gradient(90deg,rgba(18,60,51,.045) 1px,transparent 1px);background-size:36px 36px}
#mesh{position:absolute;inset:0;width:100%;height:100%;opacity:.7}
.hero-grid{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:3rem;align-items:center}
.hero h1{font-size:clamp(2.4rem,5.6vw,4.2rem);margin:1rem 0 1.2rem;font-weight:800}
.hero .actions{display:flex;gap:1rem;flex-wrap:wrap;margin-top:2rem}
.badges{display:flex;gap:.6rem;flex-wrap:wrap;margin-top:2rem}
.badge{font-size:.8rem;padding:.35rem .85rem;border:1px solid var(--line);border-radius:999px;color:var(--muted);background:#fff;font-weight:500}
.emblem{position:relative;aspect-ratio:1;max-width:440px;margin:auto;display:grid;place-items:center}
.emblem img{width:62%;filter:drop-shadow(0 20px 34px rgba(196,81,45,.28));animation:float 6s ease-in-out infinite;position:relative;z-index:2}
.orbit{position:absolute;inset:0;border:1.5px dashed rgba(18,60,51,.28);border-radius:50%;animation:spin 30s linear infinite}
.orbit.o2{inset:12%;animation-duration:20s;animation-direction:reverse;border-color:rgba(196,81,45,.38)}
.orbit i{position:absolute;width:14px;height:14px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 6px rgba(196,81,45,.15)}
.orbit i:nth-child(1){top:-7px;left:calc(50% - 7px)}
.orbit i:nth-child(2){bottom:12%;left:4%;background:var(--accent-2)}
.orbit i:nth-child(3){bottom:12%;right:4%;background:var(--ok)}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes float{50%{transform:translateY(-12px)}}

/* Stats */
.stats{padding:0;margin-top:-50px;z-index:3}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}
.stat{padding:26px;text-align:center;border-right:1px solid var(--line)}
.stat:last-child{border:0}
.stat b{display:block;font-family:var(--display);font-size:2rem;font-weight:800}
.stat span{color:var(--muted);font-size:.88rem}

/* ============ EXPERIENCE IT ============ */
.exp{display:grid;grid-template-columns:1.45fr 1fr;gap:28px;margin-top:3rem;align-items:start}
.room-wrap{background:#fff;border:1px solid var(--line);border-radius:24px;padding:14px;box-shadow:var(--shadow);position:relative}
.room{width:100%;height:auto;border-radius:16px;overflow:hidden}
.room .glow{transition:opacity .6s}
.room .dim{transition:opacity .8s}
#fan-blades{transform-origin:400px 46px;transform-box:view-box}
#fan-blades.spin1{animation:spin 1.4s linear infinite}
#fan-blades.spin2{animation:spin .7s linear infinite}
#fan-blades.spin3{animation:spin .35s linear infinite}
.air path{stroke-dasharray:10 12;animation:dash 1s linear infinite}
@keyframes dash{to{stroke-dashoffset:-44}}
#tv-screen{transition:fill .4s}
.tv-show{transition:opacity .5s}
#curtain-l,#curtain-r{transition:transform 1.2s cubic-bezier(.6,.1,.2,1)}
.alexa-ring{transition:opacity .3s}
.alexa-ring.listen{animation:pulse .7s ease-in-out infinite}
@keyframes pulse{50%{opacity:.35}}
.packet{filter:drop-shadow(0 0 6px var(--warm))}
.ripple{animation:ripple .8s ease-out forwards;transform-box:fill-box;transform-origin:center}
@keyframes ripple{from{transform:scale(.2);opacity:1}to{transform:scale(2.4);opacity:0}}
.bubble{position:absolute;right:26px;bottom:120px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);padding:10px 16px;border-radius:16px 16px 4px 16px;font-size:.9rem;font-weight:500;opacity:0;transform:translateY(10px);transition:.3s;pointer-events:none;max-width:260px}
.bubble.show{opacity:1;transform:none}
.voice{display:flex;gap:.6rem;flex-wrap:wrap;margin-top:14px;align-items:center}
.voice span{font-size:.82rem;color:var(--muted);font-weight:600;margin-right:4px}
.chip{border:1px solid var(--line);background:var(--bg);border-radius:999px;padding:.5rem .9rem;font-size:.85rem;cursor:pointer;font-family:inherit;color:var(--text);transition:.2s}
.chip:hover{border-color:var(--accent-2);color:var(--accent-2)}
.log{font-size:.8rem;color:var(--muted);margin-top:10px;min-height:1.3em;font-family:ui-monospace,Consolas,monospace}

/* Touch panel device */
.tp{background:#10231e;border-radius:28px;padding:14px;box-shadow:0 30px 60px -20px rgba(18,60,51,.48),inset 0 0 0 2px #35574b}
.tp-screen{background:#eef0e7;border-radius:18px;padding:16px;min-height:520px}
.tp-bar{display:flex;justify-content:space-between;align-items:center;font-size:.78rem;color:var(--muted);font-weight:600}
.tp-bar .brand{display:flex;align-items:center;gap:6px;color:var(--text)}
.tp-bar img{width:20px}
.tp-bar .ok{color:var(--ok)}
.tp-title{display:flex;justify-content:space-between;align-items:end;margin:14px 0 12px}
.tp-title h4{font-family:var(--display);font-size:1.25rem}
.tp-title small{color:var(--muted);font-size:.78rem}
.tp-title .temp{font-family:var(--display);font-size:1.5rem;font-weight:700}
.scenes{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:12px}
.scene{border:0;background:#fff;border-radius:12px;padding:10px 6px;font-size:.78rem;font-weight:600;cursor:pointer;box-shadow:0 2px 6px rgba(16,56,120,.08);font-family:inherit;color:var(--text);transition:.2s}
.scene:hover,.scene.act{background:var(--accent-2);color:#fffdf7}
.dev-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.dev{background:#fff;border-radius:14px;padding:12px;cursor:pointer;box-shadow:0 2px 8px rgba(16,56,120,.08);transition:.25s;position:relative;border:1.5px solid transparent;user-select:none}
.dev:active{transform:scale(.97)}
.dev .d-ico{width:34px;height:34px;border-radius:10px;background:var(--bg-2);display:grid;place-items:center;color:var(--muted);transition:.25s}
.dev .d-ico svg{width:20px;height:20px}
.dev .d-name{font-size:.84rem;font-weight:600;margin-top:8px}
.dev .d-state{font-size:.72rem;color:var(--muted)}
.dev .sw{position:absolute;top:14px;right:12px;width:32px;height:18px;border-radius:9px;background:#b8c2b9;transition:.25s}
.dev .sw::after{content:"";position:absolute;top:2px;left:2px;width:14px;height:14px;border-radius:50%;background:#fff;transition:.25s}
.dev.on{border-color:var(--accent)}
.dev.on .d-ico{background:var(--accent);color:#fffdf7}
.dev.on .d-state{color:var(--accent-2);font-weight:600}
.dev.on .sw{background:var(--accent-2)}
.dev.on .sw::after{left:16px}
.tp-foot{text-align:center;font-size:.72rem;color:var(--muted);margin-top:12px}

/* ============ MESH SIM ============ */
.mesh-wrap{display:grid;grid-template-columns:1.5fr 1fr;gap:28px;margin-top:3rem;align-items:center}
.mesh-card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:14px;box-shadow:var(--shadow)}
#meshsim{width:100%;aspect-ratio:900/520;display:block;border-radius:14px;background:#f7f3e9;cursor:pointer}
.mesh-ctrl{display:flex;gap:.6rem;flex-wrap:wrap;margin-top:12px}
.legend{display:flex;gap:1rem;flex-wrap:wrap;font-size:.8rem;color:var(--muted);margin-top:10px}
.legend i{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:5px;vertical-align:middle}
.how{list-style:none;display:grid;gap:12px}
.how li{display:flex;gap:14px;padding:16px;border-radius:14px;background:#fff;border:1px solid var(--line);transition:.3s}
.how li.act{border-color:var(--accent);box-shadow:0 10px 30px -14px rgba(12,184,232,.6);transform:translateX(6px)}
.how b{font-family:var(--display);color:var(--accent-2);font-size:1.1rem}
.how p{color:var(--muted);font-size:.9rem}

/* Cards */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:3rem}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:.3s}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(12,184,232,.5)}
.card .ico{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;font-size:1.4rem;background:var(--bg-2);margin-bottom:16px}
.card h3{font-size:1.12rem;margin-bottom:.4rem}
.card p{color:var(--muted);font-size:.94rem}

/* Product engineering */
.product-platform{background:#132b24;color:#fffdf7;overflow:hidden}
.product-platform::after{content:"";position:absolute;width:520px;height:520px;border-radius:50%;right:-180px;top:-230px;background:#c4512d;opacity:.14;pointer-events:none}
.product-platform .eyebrow{color:#f0bc46}
.product-platform h2{max-width:720px}
.product-platform h2 span{color:#f0bc46}
.product-platform>.container>.lead{color:#c5d2ca;max-width:760px}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:3rem;position:relative;z-index:1}
.product-card{padding:26px;border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);background:rgba(255,255,255,.06);backdrop-filter:blur(8px)}
.product-card b{display:block;font-family:var(--display);font-size:.82rem;letter-spacing:.14em;color:#f0bc46;margin-bottom:1.5rem}
.product-card h3{font-size:1.08rem;margin-bottom:.65rem}
.product-card p{color:#c5d2ca;font-size:.91rem}
.examples-title{margin-top:2.6rem;font-family:var(--display);font-weight:700;letter-spacing:.14em;text-transform:uppercase;font-size:.78rem;color:#f0bc46;position:relative;z-index:1}
.product-examples{display:flex;flex-wrap:wrap;gap:10px;margin-top:1rem;position:relative;z-index:1}
.product-examples span{padding:.5rem 1rem;border:1px solid rgba(255,255,255,.22);border-radius:999px;font-size:.88rem;color:#f4f0e6;background:rgba(255,255,255,.05)}
.examples-note{margin-top:1.2rem;color:#c5d2ca;font-size:.92rem;position:relative;z-index:1}

/* Compare */
.compare{margin-top:3rem;border:1px solid var(--line);border-radius:var(--radius);overflow:auto;background:#fff;box-shadow:var(--shadow)}
.compare table{width:100%;border-collapse:collapse;min-width:620px}
.compare th,.compare td{padding:16px 20px;text-align:left;border-bottom:1px solid var(--line);font-size:.95rem}
.compare th{background:var(--bg-2);font-family:var(--display)}
.compare td:nth-child(2){color:var(--accent-2);font-weight:600}
.compare td:nth-child(3){color:var(--muted)}
.compare tr:last-child td{border:0}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:3rem;counter-reset:s}
.step{padding:26px;border-top:3px solid var(--line);transition:.3s}
.step::before{counter-increment:s;content:"0" counter(s);font-family:var(--display);font-size:2.3rem;color:#aebfb4;font-weight:800}
.step:hover{border-color:var(--accent)}
.step p{color:var(--muted);font-size:.93rem}

/* About */
.about-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:4rem;align-items:center}
.founder{aspect-ratio:1;border-radius:28px;background:var(--accent-2);display:grid;place-items:center;text-align:center;padding:2rem;color:#fffdf7;box-shadow:var(--shadow);border-bottom:8px solid var(--warm)}
.founder b{font-family:var(--display);font-size:4.5rem;display:block;font-weight:800}
.quote{border-left:3px solid var(--accent);padding-left:1.2rem;margin:1.5rem 0;font-size:1.1rem;font-style:italic}

/* FAQ */
.faq{max-width:820px;margin:3rem auto 0}
details{border:1px solid var(--line);border-radius:14px;padding:18px 22px;margin-bottom:12px;background:#fff}
summary{cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between}
summary::after{content:"+";color:var(--accent-2);font-size:1.3rem}
details[open] summary::after{content:"–"}
details p{color:var(--muted);margin-top:.8rem}

/* CTA */
.cta{text-align:center;background:#f3e4bd;border:1px solid #d6bd7c;border-radius:28px;padding:70px 30px}
.contact-slot{margin-top:2rem;min-height:20px}
.contact-person{margin:0 0 1rem;color:var(--ink);font-size:1.05rem}
.contact-links{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}
.btn-whatsapp{background:#128c4a;color:#fff;border-color:#128c4a;min-width:220px;justify-content:center}
.btn-whatsapp:hover{background:#0f7a40;border-color:#0f7a40;transform:translateY(-2px)}
.btn-whatsapp small{font-size:.78rem;font-weight:500;opacity:.9}
footer{border-top:1px solid var(--line);padding:36px 0;color:var(--muted);font-size:.88rem;background:#fff}
footer .container{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}

/* Reveal */
.reveal{opacity:0;transform:translateY(30px);transition:.8s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}

@media (max-width:980px){
  .hero-grid,.about-wrap,.exp,.mesh-wrap{grid-template-columns:1fr}
  .emblem{max-width:300px}
  .grid-3,.steps{grid-template-columns:1fr 1fr}
  .product-grid{grid-template-columns:1fr 1fr}
  .stats-grid{grid-template-columns:1fr 1fr}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .tp-screen{min-height:0}
}
@media (max-width:680px){
  section{padding:76px 0}
  .nav-links{position:fixed;top:74px;left:0;right:0;flex-direction:column;gap:0;background:#fff;border-bottom:1px solid var(--line);display:none}
  .nav-links.open{display:flex}
  .nav-links a{display:block;padding:16px 20px}
  .nav-toggle{display:block}
  .nav .btn{display:none}
  .grid-3,.steps{grid-template-columns:1fr}
  .product-grid{grid-template-columns:1fr;gap:12px;margin-top:2rem}
  .product-card{padding:22px}
  .product-card b{margin-bottom:.8rem}
  .bubble{bottom:auto;top:20px;right:20px;font-size:.8rem;max-width:210px}
  .container{padding:0 16px}
  .hero{min-height:0;padding-top:110px;padding-bottom:80px}
  .hero-grid{gap:1.5rem}
  .emblem{max-width:180px;order:-1;margin:0 auto}
  .hero .actions .btn{flex:1 1 100%;justify-content:center}
  .stats{margin-top:-30px}
  .stat{padding:18px 10px}
  .stat b{font-size:1.6rem}
  .stat span{font-size:.78rem;display:block;line-height:1.35}
  /* Experience: keep the room in view while tapping the panel */
  .exp{display:block;margin-top:2rem}
  .exp .tp{margin-top:14px}
  .room-wrap{position:sticky;top:78px;z-index:5;padding:8px;border-radius:18px}
  .voice{margin-top:8px;gap:.4rem;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;padding-bottom:2px}
  .voice span{display:none}
  .chip{white-space:nowrap;flex:none}
  .chip{padding:.4rem .7rem;font-size:.76rem}
  .log{font-size:.7rem;margin-top:6px}
  .tp{padding:8px;border-radius:22px}
  .tp-screen{padding:12px;border-radius:16px}
  .tp-title{margin:8px 0}
  .dev-grid{grid-template-columns:repeat(3,1fr);gap:8px}
  .dev{padding:10px 8px;text-align:center}
  .dev[style]{grid-column:auto!important}
  .dev .d-ico{margin:0 auto}
  .dev .sw{display:none}
  .dev .d-name{font-size:.72rem;line-height:1.25;margin-top:6px}
  .dev .d-state{font-size:.66rem}
  .scene{font-size:.72rem;padding:8px 4px}
  .mesh-wrap{margin-top:2rem;gap:18px}
  .mesh-card{padding:8px}
  .mesh-ctrl .btn{flex:1 1 100%;justify-content:center}
  .how li{padding:12px}
  .grid-3{gap:12px;margin-top:2rem}
  .card{padding:20px;display:grid;grid-template-columns:44px 1fr;column-gap:14px}
  .card .ico{margin:0;width:44px;height:44px;grid-row:span 2}
  .card h3{font-size:1rem}
  .card p{font-size:.88rem}
  .steps{gap:6px;margin-top:2rem}
  .step{padding:16px 4px}
  .step::before{font-size:1.8rem}
  .about-wrap{gap:2rem}
  .founder{aspect-ratio:auto;padding:2rem}
  .founder b{font-size:3.2rem}
  .cta{padding:48px 20px}
  footer .container{flex-direction:column;text-align:center}
}

/* ---------- SEO: sub-heading, service areas, landing pages ---------- */
.seo-sub{font-family:var(--display);font-weight:700;letter-spacing:.02em;color:var(--muted);margin:-.4rem 0 1rem;font-size:1.05rem}
.area-links{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:1.6rem}
.area-links a,.area-links span{padding:.55rem 1.05rem;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:.9rem;color:var(--text)}
.area-links a:hover{border-color:var(--accent);color:var(--accent)}
.area-links span{background:var(--accent-2);color:#fff;border-color:var(--accent-2)}
.landing .landing-hero{padding:140px 0 70px;background:var(--bg-2)}
.landing .landing-hero h1{font-size:clamp(2rem,5vw,3.4rem);margin:.4rem 0 1rem}
.landing .landing-hero .actions{display:flex;gap:1rem;flex-wrap:wrap;margin-top:1.6rem}
.crumbs{font-size:.85rem;color:var(--muted)}
.crumbs a{color:var(--accent)}
.landing .reveal{opacity:1;transform:none}
.product-grid.light .product-card{background:#fff;border-color:var(--line);backdrop-filter:none}
.product-grid.light .product-card p{color:var(--muted)}
.product-grid.light .product-card b{color:var(--accent)}
.landing .product-examples span{color:var(--text);border-color:var(--line);background:#fff}
.landing .examples-title{color:var(--accent)}
.landing footer .container{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}