/* ============================================================
   IRPVC — Shared Stylesheet (Industrial / Technical Blueprint Theme)
   ============================================================ */

/* ============ RESET & BASE ============ */
*,*::before,*::after{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important; }
}

:root{
  --bg:#f3f4f6;
  --bg-alt:#e9ebee;
  --surface:#ffffff;
  --ink:#13161b;
  --ink-soft:#2b3038;
  --muted:#5c6470;
  --muted-2:#848c97;
  --line: rgba(19,22,27,0.16);
  --line-soft: rgba(19,22,27,0.09);
  --blue-1:#4c86c9;
  --blue-2:#1f5fa8;
  --blue-3:#123c68;
  --blue-grad: linear-gradient(135deg,var(--blue-1),var(--blue-2) 55%,var(--blue-3));
  --blue-wash: rgba(31,95,168,0.09);
  --amber:#c8752b;
  --white:#f5f6f7;
  --radius:3px;
  --radius-sm:2px;
  --ease: cubic-bezier(.16,.84,.44,1);
  --container: 1240px;
  --shadow-sm: 0 6px 18px -10px rgba(19,22,27,.18);
  --shadow-md: 0 18px 40px -20px rgba(19,22,27,.22);
  --shadow-lg: 0 28px 70px -28px rgba(19,22,27,.28);
}

html,body{ background:var(--bg); color:var(--ink); }
body{
  font-family:'IBM Plex Sans',system-ui,-apple-system,'Segoe UI',sans-serif;
  font-weight:400;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,.font-display{
  font-family:'Space Grotesk','IBM Plex Sans',sans-serif;
  font-weight:600;
  line-height:1.14;
  letter-spacing:-0.01em;
  color:var(--ink);
}
.mono{ font-family:'IBM Plex Mono',ui-monospace,monospace; }
img,svg{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; cursor:pointer; border:none; background:none; color:inherit; }
ul{ list-style:none; }
.container{ width:100%; max-width:var(--container); margin:0 auto; padding:0 32px; }
section{ position:relative; }

.gold-text{ color:var(--blue-2); }
.eyebrow{
  display:inline-flex; align-items:center; gap:10px;
  font-family:'IBM Plex Mono',monospace;
  font-size:12px; letter-spacing:0.14em; text-transform:uppercase;
  color:var(--blue-2); font-weight:500; margin-bottom:18px;
}
.eyebrow::before{ content:"§"; color:var(--muted-2); font-weight:400; }

::selection{ background:var(--blue-1); color:#fff; }

/* ============ PRELOADER ============ */
#preloader{
  position:fixed; inset:0; z-index:9999;
  background:var(--bg);
  display:flex; align-items:center; justify-content:center; flex-direction:column; gap:22px;
  transition:opacity .7s var(--ease), visibility .7s var(--ease);
}
#preloader.done{ opacity:0; visibility:hidden; pointer-events:none; }
.pre-mark{ width:60px; height:60px; }
.pre-mark polygon{ fill:none; stroke:var(--blue-2); stroke-width:2; stroke-dasharray:260; stroke-dashoffset:260; animation:draw 1.4s var(--ease) forwards; }
.pre-mark text{ fill:var(--ink); font-family:'Space Grotesk',sans-serif; opacity:0; animation:fadeIn .5s ease .8s forwards; }
@keyframes draw{ to{ stroke-dashoffset:0; } }
@keyframes fadeIn{ to{ opacity:1; } }
.pre-bar{ width:160px; height:1px; background:var(--line); position:relative; overflow:hidden; }
.pre-bar::after{ content:""; position:absolute; inset:0; width:40%; background:var(--blue-2); animation:preload 1.3s ease-in-out infinite; }
@keyframes preload{ 0%{ transform:translateX(-120%);} 100%{ transform:translateX(360%);} }
html.no-js #preloader{ display:none; }

/* ============ REVEAL ANIMATIONS ============ */
.js .reveal{ opacity:0; transform:translateY(24px); transition:opacity .8s var(--ease), transform .8s var(--ease); transition-delay:var(--d,0s); }
.js .reveal.in{ opacity:1; transform:translateY(0); }
.js .reveal-scale{ opacity:0; transform:scale(.96); transition:opacity .8s var(--ease), transform .8s var(--ease); transition-delay:var(--d,0s); }
.js .reveal-scale.in{ opacity:1; transform:scale(1); }
.js .reveal-left{ opacity:0; transform:translateX(-28px); transition:opacity .8s var(--ease), transform .8s var(--ease); transition-delay:var(--d,0s); }
.js .reveal-left.in{ opacity:1; transform:translateX(0); }
.js .reveal-right{ opacity:0; transform:translateX(28px); transition:opacity .8s var(--ease), transform .8s var(--ease); transition-delay:var(--d,0s); }
.js .reveal-right.in{ opacity:1; transform:translateX(0); }

/* ============ BUTTONS ============ */
.btn{
  position:relative; display:inline-flex; align-items:center; gap:10px;
  padding:15px 28px; font-family:'IBM Plex Mono',monospace; font-size:13px; font-weight:500; letter-spacing:0.04em; text-transform:uppercase;
  border-radius:var(--radius-sm); isolation:isolate; overflow:hidden;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 14px 100%, 0 calc(100% - 14px));
  transition:transform .35s var(--ease), box-shadow .35s var(--ease), background .3s, border-color .3s;
}
.btn-gold{ background:var(--blue-2); color:#fff; }
.btn-gold:hover{ background:var(--blue-3); transform:translateY(-2px); box-shadow:var(--shadow-md); }
.btn-ghost{ border:1px solid var(--line); color:var(--ink); background:var(--surface); }
.btn-ghost:hover{ border-color:var(--blue-2); background:var(--blue-wash); transform:translateY(-2px); }
.btn-dark{ background:var(--ink); color:var(--white); }
.btn-dark:hover{ transform:translateY(-2px); box-shadow:var(--shadow-md); }
.btn-sm{ padding:11px 20px; font-size:11.5px; }
.btn svg{ width:15px; height:15px; transition:transform .35s var(--ease); }
.btn:hover svg{ transform:translateX(3px); }

/* ============ NAVBAR ============ */
header.site-header{
  position:fixed; top:0; left:0; right:0; z-index:900;
  padding:22px 0; transition:padding .4s var(--ease), background .4s var(--ease), border-color .4s var(--ease), box-shadow .4s var(--ease);
  border-bottom:1px solid var(--line-soft);
  background:rgba(243,244,246,.9); backdrop-filter:blur(10px); -webkit-backdrop-filter:blur(10px);
}
header.site-header.scrolled{ padding:13px 0; background:rgba(243,244,246,.96); border-color:var(--line); box-shadow:var(--shadow-sm); }
nav.container{ display:flex; align-items:center; justify-content:space-between; }
.logo{ display:flex; align-items:center; gap:12px; font-family:'Space Grotesk',sans-serif; font-size:21px; font-weight:600; letter-spacing:-0.01em; color:var(--ink); }
.logo .mark{ width:34px; height:34px; flex:none; }
.logo .mark polygon{ fill:none; stroke:var(--ink); stroke-width:2.5; }
.logo .mark text{ fill:var(--blue-2); font-family:'Space Grotesk',sans-serif; font-size:32px; font-weight:600; }
.logo span.sub{ font-family:'IBM Plex Mono',monospace; font-weight:400; color:var(--muted); font-size:10px; letter-spacing:.1em; text-transform:uppercase; display:block; margin-top:2px; }

.nav-links{ display:flex; align-items:center; gap:30px; }
.nav-links a{ position:relative; font-family:'IBM Plex Mono',monospace; font-size:12.5px; letter-spacing:.02em; color:var(--ink-soft); opacity:.82; padding:4px 0; white-space:nowrap; text-transform:uppercase; }
.nav-links a::after{ content:""; position:absolute; left:0; bottom:-2px; width:0; height:2px; background:var(--blue-2); transition:width .35s var(--ease); }
.nav-links a:hover{ opacity:1; }
.nav-links a:hover::after, .nav-links a.active::after{ width:100%; }
.nav-links a.active{ opacity:1; color:var(--blue-2); }
.nav-cta{ display:flex; align-items:center; gap:22px; }
.nav-cta .btn{ padding:11px 22px; font-size:11.5px; }

.burger{ display:none; width:26px; height:20px; position:relative; z-index:1200; }
.burger span{ position:absolute; left:0; width:100%; height:2px; background:var(--ink); transition:transform .4s var(--ease), opacity .3s var(--ease), background .3s; }
.burger span:nth-child(1){ top:0; }
.burger span:nth-child(2){ top:9px; }
.burger span:nth-child(3){ top:18px; }
.burger.active span:nth-child(1){ transform:translateY(9px) rotate(45deg); }
.burger.active span:nth-child(2){ opacity:0; }
.burger.active span:nth-child(3){ transform:translateY(-9px) rotate(-45deg); }

.mobile-panel{
  position:fixed; inset:0; z-index:1100; background:var(--bg);
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:24px;
  transform:translateY(-100%); transition:transform .55s var(--ease);
  overflow-y:auto; padding:100px 24px 60px;
}
.mobile-panel.open{ transform:translateY(0); }
.mobile-panel a{ font-family:'Space Grotesk',sans-serif; font-size:28px; text-align:center; color:var(--ink); }
.mobile-panel a.active{ color:var(--blue-2); }
.mobile-panel a.btn{ font-family:'IBM Plex Mono',monospace; font-size:13px; }
.mobile-panel a.btn-gold{ color:#fff; }
.mobile-panel .btn{ margin-top:10px; }

/* ============ TECHNICAL GRID BACKDROP ============ */
.blueprint-grid{
  position:absolute; inset:0; opacity:1; pointer-events:none;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size:56px 56px;
}
.corner-frame{ position:relative; }
.corner-frame::before, .corner-frame::after{
  content:""; position:absolute; width:16px; height:16px; border:1.5px solid var(--blue-2); opacity:.55; pointer-events:none;
}
.corner-frame::before{ top:-1px; left:-1px; border-right:none; border-bottom:none; }
.corner-frame::after{ bottom:-1px; right:-1px; border-left:none; border-top:none; }

/* ============ PAGE HERO (inner pages) ============ */
.page-hero{
  padding:158px 0 84px; position:relative; overflow:hidden;
  background:var(--bg);
  border-bottom:1px solid var(--line-soft);
}
.page-hero .blueprint-grid{ mask-image:radial-gradient(ellipse 70% 60% at 50% 0%, black, transparent 78%); }
.breadcrumbs{ position:relative; z-index:2; display:flex; flex-wrap:wrap; align-items:center; gap:8px; font-family:'IBM Plex Mono',monospace; font-size:12px; color:var(--muted); margin-bottom:26px; }
.breadcrumbs a{ color:var(--muted); transition:color .3s; }
.breadcrumbs a:hover{ color:var(--blue-2); }
.breadcrumbs span.sep{ color:var(--muted-2); }
.breadcrumbs span.current{ color:var(--blue-2); }
.page-hero h1{ position:relative; z-index:2; font-size:clamp(34px,4.6vw,54px); color:var(--ink); max-width:820px; }
.page-hero p.lead{ position:relative; z-index:2; font-size:16.5px; color:var(--muted); max-width:620px; margin-top:20px; }

/* ============ HOME HERO ============ */
.hero{
  min-height:100svh; display:flex; align-items:center; position:relative;
  padding-top:120px; padding-bottom:70px;
  background:var(--bg);
  overflow:hidden;
}
.hero .blueprint-grid{ mask-image:radial-gradient(ellipse 75% 65% at 50% 25%, black, transparent 78%); }
.hero-blob{ position:absolute; border-radius:50%; filter:blur(110px); opacity:.16; pointer-events:none; }
.hero-blob.b1{ width:460px; height:460px; background:var(--blue-1); top:-140px; right:-100px; animation:drift1 18s ease-in-out infinite; }
.hero-blob.b2{ width:340px; height:340px; background:var(--amber); bottom:-100px; left:-60px; animation:drift2 22s ease-in-out infinite; }
@keyframes drift1{ 0%,100%{ transform:translate(0,0) scale(1);} 50%{ transform:translate(-30px,40px) scale(1.1);} }
@keyframes drift2{ 0%,100%{ transform:translate(0,0) scale(1);} 50%{ transform:translate(40px,-30px) scale(1.08);} }

.hero .container{ position:relative; z-index:2; display:grid; grid-template-columns:1.1fr .9fr; gap:60px; align-items:center; }
.hero h1{ font-size:clamp(38px,5.2vw,68px); color:var(--ink); margin-bottom:24px; }
.hero h1 em{ font-style:normal; color:var(--blue-2); }
.hero p.lead{ font-size:17px; color:var(--muted); max-width:520px; margin-bottom:36px; }
.hero-actions{ display:flex; gap:18px; flex-wrap:wrap; margin-bottom:54px; }
.hero-trust{ display:flex; gap:0; flex-wrap:wrap; border-top:1px solid var(--line); }
.hero-trust div{ display:flex; flex-direction:column; padding:16px 26px 0 0; margin-right:26px; border-right:1px solid var(--line); }
.hero-trust div:last-child{ border-right:none; }
.hero-trust strong{ font-family:'Space Grotesk',sans-serif; font-size:28px; color:var(--ink); font-weight:600; }
.hero-trust span{ font-family:'IBM Plex Mono',monospace; font-size:10.5px; color:var(--muted); text-transform:uppercase; letter-spacing:.06em; margin-top:4px; }

.hero-visual{ position:relative; height:520px; }
.profile-graphic{ position:absolute; inset:0; }
.orbit-ring{ display:none; }

.scroll-cue{ position:absolute; bottom:30px; left:50%; transform:translateX(-50%); display:flex; flex-direction:column; align-items:center; gap:10px; z-index:3; }
.scroll-cue span{ font-family:'IBM Plex Mono',monospace; font-size:10px; letter-spacing:.14em; text-transform:uppercase; color:var(--muted); }
.scroll-cue .line{ width:1px; height:34px; background:var(--line); position:relative; overflow:hidden; }
.scroll-cue .line::after{ content:""; position:absolute; top:-100%; left:0; width:100%; height:100%; background:var(--blue-2); animation:scrolldown 1.8s ease-in-out infinite; }
@keyframes scrolldown{ to{ top:100%; } }

/* ============ MARQUEE STRIP ============ */
.marquee-strip{ background:var(--ink); border-top:1px solid var(--line); border-bottom:1px solid var(--line); padding:18px 0; overflow:hidden; }
.marquee-track{ display:flex; gap:56px; width:max-content; animation:marquee 26s linear infinite; }
.marquee-strip:hover .marquee-track{ animation-play-state:paused; }
@keyframes marquee{ from{ transform:translateX(0);} to{ transform:translateX(-50%);} }
.marquee-track span{ font-family:'IBM Plex Mono',monospace; font-size:12.5px; letter-spacing:.06em; text-transform:uppercase; color:#c7cdd6; white-space:nowrap; display:flex; align-items:center; gap:14px; }

/* ============ SECTION HEADS ============ */
.section-pad{ padding:120px 0; }
.section-pad-sm{ padding:84px 0; }
.tint-section{ background:var(--bg-alt); }
.section-head{ max-width:640px; margin-bottom:64px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
.section-head h2{ font-size:clamp(28px,3.4vw,44px); }
.section-head p{ margin-top:18px; font-size:16px; color:var(--muted); }

/* ============ ABOUT / VISUAL PANEL ============ */
.about-grid{ display:grid; grid-template-columns:.9fr 1.1fr; gap:76px; align-items:center; }
.about-visual{ position:relative; aspect-ratio:1/1.05; border-radius:var(--radius); background:var(--surface); border:1px solid var(--line); overflow:hidden; box-shadow:var(--shadow-md); }
.about-visual img{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; }
.about-visual .frame-border{ display:none; }
.about-badge{ position:absolute; bottom:-1px; right:-1px; background:var(--ink); color:#fff; padding:20px 24px; text-align:center; clip-path:polygon(18px 0,100% 0,100% 100%,0 100%,0 18px); }
.about-badge strong{ display:block; font-family:'Space Grotesk',sans-serif; font-size:32px; line-height:1; color:#fff; }
.about-badge span{ font-family:'IBM Plex Mono',monospace; font-size:10px; text-transform:uppercase; letter-spacing:.08em; color:#aab2bd; }
.about-copy h2{ font-size:clamp(28px,3.2vw,42px); color:var(--ink); margin-bottom:20px; }
.about-copy p{ color:var(--muted); font-size:16px; margin-bottom:16px; max-width:560px; }
.about-list{ display:grid; grid-template-columns:1fr 1fr; gap:14px 26px; margin-top:30px; }
.about-list li{ display:flex; gap:11px; align-items:flex-start; font-size:14px; color:var(--ink-soft); font-weight:500; }
.about-list svg{ flex:none; width:18px; height:18px; color:var(--blue-2); margin-top:1px; }

/* ============ PRODUCTS GRID ============ */
.products-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.products-grid.cols-2{ grid-template-columns:repeat(2,1fr); }
.product-card{
  position:relative; padding:0; border-radius:var(--radius); background:var(--surface);
  border:1px solid var(--line); overflow:hidden; transition:transform .4s var(--ease), border-color .4s var(--ease), box-shadow .4s var(--ease);
  display:flex; flex-direction:column; box-shadow:var(--shadow-sm);
}
.product-card::before{
  content:""; position:absolute; inset:0; opacity:0; transition:opacity .4s var(--ease); pointer-events:none;
  background:radial-gradient(320px circle at var(--mx,50%) var(--my,0%), var(--blue-wash), transparent 60%);
}
.product-card:hover{ transform:translateY(-6px); border-color:var(--blue-1); }
.product-card:hover::before{ opacity:1; }
.product-card .p-media{ position:relative; aspect-ratio:4/3; background:var(--bg-alt); overflow:hidden; border-bottom:1px solid var(--line); }
.product-card .p-media img{ width:100%; height:100%; object-fit:contain; padding:14px; transition:transform .5s var(--ease); }
.product-card:hover .p-media img{ transform:scale(1.04); }
.product-card .p-index{ position:absolute; top:10px; left:10px; font-family:'IBM Plex Mono',monospace; font-size:10.5px; color:var(--muted); background:rgba(255,255,255,.85); padding:3px 7px; border:1px solid var(--line); }
.product-card .p-body{ padding:26px 24px 30px; }
.product-card h3{ font-size:19px; color:var(--ink); margin-bottom:10px; font-weight:600; }
.product-card p{ font-size:14px; color:var(--muted); margin-bottom:20px; }
.p-link{ font-family:'IBM Plex Mono',monospace; font-size:11.5px; letter-spacing:.04em; text-transform:uppercase; font-weight:500; color:var(--blue-2); display:inline-flex; align-items:center; gap:8px; }
.p-link svg{ width:14px; height:14px; transition:transform .35s var(--ease); }
.product-card:hover .p-link svg{ transform:translateX(5px); }

.p-icon{ width:46px; height:46px; border-radius:var(--radius-sm); background:var(--blue-wash); border:1px solid var(--line); display:flex; align-items:center; justify-content:center; margin-bottom:22px; transition:transform .4s var(--ease); }
.product-card:hover .p-icon{ transform:scale(1.05); }
.p-icon svg{ width:22px; height:22px; color:var(--blue-2); }

/* ============ PRODUCT DETAIL ============ */
.product-detail-grid{ display:grid; grid-template-columns:.95fr 1.05fr; gap:64px; align-items:start; }
.product-media-frame{ position:relative; border-radius:var(--radius); background:var(--surface); border:1px solid var(--line); overflow:hidden; aspect-ratio:1/1; box-shadow:var(--shadow-md); }
.product-media-frame img{ width:100%; height:100%; object-fit:contain; padding:32px; }
.product-media-frame .frame-border{ display:none; }
.product-info .eyebrow{ margin-bottom:14px; }
.product-info h1{ font-size:clamp(30px,3.6vw,44px); color:var(--ink); margin-bottom:18px; }
.product-info p.lead{ font-size:16px; color:var(--muted); margin-bottom:28px; }
.feature-list{ display:grid; grid-template-columns:1fr; gap:13px; margin-bottom:38px; }
.feature-list li{ display:flex; gap:11px; align-items:flex-start; font-size:14.5px; color:var(--ink-soft); }
.feature-list svg{ flex:none; width:18px; height:18px; color:var(--blue-2); margin-top:1px; }
.spec-table{ width:100%; border-collapse:collapse; margin-bottom:38px; border:1px solid var(--line); }
.spec-table tr{ border-top:1px solid var(--line-soft); }
.spec-table tr:first-child{ border-top:none; }
.spec-table td{ padding:13px 16px; font-size:13.5px; }
.spec-table td:first-child{ color:var(--muted); width:42%; font-family:'IBM Plex Mono',monospace; text-transform:uppercase; letter-spacing:.03em; font-size:11px; border-right:1px solid var(--line-soft); background:var(--bg-alt); }
.spec-table td:last-child{ color:var(--ink); font-weight:500; font-family:'IBM Plex Mono',monospace; font-size:13px; }
.product-actions{ display:flex; gap:16px; flex-wrap:wrap; }

.related-products{ margin-top:36px; }
.related-products h2{ font-size:26px; margin-bottom:32px; }

/* ============ WHY US ============ */
.why-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); border:1px solid var(--line); overflow:hidden; box-shadow:var(--shadow-sm); }
.why-grid.cols-2{ grid-template-columns:repeat(2,1fr); }
.why-card{ background:var(--surface); padding:40px 32px; transition:background .35s var(--ease); }
.why-card:hover{ background:var(--bg-alt); }
.why-num{ font-family:'IBM Plex Mono',monospace; font-size:13px; color:var(--blue-2); letter-spacing:.06em; margin-bottom:20px; }
.why-card h3{ font-size:19px; margin-bottom:11px; color:var(--ink); }
.why-card p{ font-size:13.5px; color:var(--muted); }

/* ============ PROCESS ============ */
.process-wrap{ position:relative; }
.process-line{ position:absolute; left:34px; top:12px; bottom:12px; width:1px; background:var(--line); }
.process-line-fill{ position:absolute; left:34px; top:12px; width:1px; background:var(--blue-2); height:0%; transition:height .3s linear; }
.process-step{ position:relative; display:flex; gap:32px; padding:0 0 58px 0; }
.process-step:last-child{ padding-bottom:0; }
.process-dot{ flex:none; width:64px; height:64px; background:var(--surface); border:1px solid var(--line); display:flex; align-items:center; justify-content:center; font-family:'IBM Plex Mono',monospace; font-size:18px; color:var(--ink); position:relative; z-index:2; transition:background .4s var(--ease), color .4s var(--ease), border-color .4s var(--ease); }
.js .reveal.in .process-dot{ background:var(--ink); color:#fff; border-color:var(--ink); }
.process-copy{ padding-top:10px; }
.process-copy h3{ font-size:23px; color:var(--ink); margin-bottom:8px; }
.process-copy p{ color:var(--muted); font-size:14.5px; max-width:520px; }

/* ============ STATS BAND ============ */
.stats-band{ background:var(--ink); padding:70px 0; }
.stats-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:30px; text-align:center; }
.stat-item strong{ display:block; font-family:'Space Grotesk',sans-serif; font-size:clamp(34px,3.6vw,50px); color:#fff; font-weight:600; }
.stat-item span{ font-family:'IBM Plex Mono',monospace; font-size:11px; letter-spacing:.08em; text-transform:uppercase; color:#8992a0; margin-top:8px; display:block; }

/* ============ GLOBAL / NETWORK ============ */
.global-grid{ display:grid; grid-template-columns:1fr 1fr; gap:64px; align-items:center; }
.network-visual{ position:relative; aspect-ratio:1/.8; background:var(--surface); border:1px solid var(--line); box-shadow:var(--shadow-md); }
.network-visual svg{ width:100%; height:100%; }
.network-visual circle.node{ fill:var(--blue-2); }
.network-visual .pulse{ fill:none; stroke:var(--blue-2); stroke-width:1; opacity:0; }
.js .network-visual.in .pulse{ animation:pulseRing 3s var(--ease) infinite; }
@keyframes pulseRing{ 0%{ opacity:.7; transform:scale(0.4); transform-origin:center;} 100%{ opacity:0; transform:scale(2.4); transform-origin:center;} }
.network-visual line{ stroke:var(--line); stroke-width:1; }

/* ============ TESTIMONIALS ============ */
.testi-wrap{ position:relative; max-width:800px; margin:0 auto; text-align:center; }
.testi-quote-icon{ width:38px; height:38px; margin:0 auto 26px; color:var(--blue-2); opacity:.7; }
.testi-slide{ display:none; }
.testi-slide.active{ display:block; animation:fadeUp .6s var(--ease); }
@keyframes fadeUp{ from{ opacity:0; transform:translateY(12px);} to{ opacity:1; transform:translateY(0);} }
.testi-slide p{ font-family:'Space Grotesk',sans-serif; font-weight:500; font-size:clamp(20px,2.4vw,27px); color:var(--ink); line-height:1.5; margin-bottom:26px; }
.testi-who strong{ display:block; font-family:'IBM Plex Mono',monospace; font-size:12.5px; color:var(--blue-2); text-transform:uppercase; letter-spacing:.03em; }
.testi-who span{ font-size:12.5px; color:var(--muted); }
.testi-dots{ display:flex; justify-content:center; gap:10px; margin-top:40px; }
.testi-dots button{ width:22px; height:2px; background:var(--line); transition:background .4s; }
.testi-dots button.active{ background:var(--blue-2); }

/* ============ CTA BANNER ============ */
.cta-banner{ position:relative; margin:0 32px; overflow:hidden; padding:80px 60px; text-align:center; background:var(--ink); border:1px solid var(--line); }
.cta-banner::before{ content:""; position:absolute; inset:0; background-image:linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px); background-size:48px 48px; mask-image:radial-gradient(ellipse 70% 90% at 50% 50%, black, transparent 80%); }
.cta-banner h2{ position:relative; font-size:clamp(28px,4vw,46px); max-width:760px; margin:0 auto 28px; color:#fff; }
.cta-banner .eyebrow{ position:relative; color:var(--blue-1); }
.cta-banner .eyebrow::before{ color:#5b6472; }
.cta-banner .btn{ position:relative; }
.cta-banner .btn-gold{ background:#fff; color:var(--ink); }
.cta-banner .btn-gold:hover{ background:var(--blue-1); color:#fff; }

/* ============ CONTACT ============ */
.contact-grid{ display:grid; grid-template-columns:.85fr 1.15fr; gap:64px; }
.contact-info-card{ background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); padding:40px; box-shadow:var(--shadow-sm); }
.contact-info-card h3{ font-size:21px; margin-bottom:24px; color:var(--ink); }
.contact-row{ display:flex; gap:15px; padding:17px 0; border-top:1px solid var(--line-soft); }
.contact-row:first-of-type{ border-top:none; }
.contact-row svg{ flex:none; width:19px; height:19px; color:var(--blue-2); margin-top:2px; }
.contact-row strong{ display:block; font-size:13.5px; color:var(--ink); margin-bottom:3px; }
.contact-row span{ font-size:13px; color:var(--muted); }
.social-row{ display:flex; gap:10px; margin-top:28px; }
.social-row a{ width:36px; height:36px; border:1px solid var(--line); display:flex; align-items:center; justify-content:center; transition:border-color .35s, background .35s, transform .35s; }
.social-row a:hover{ border-color:var(--blue-2); background:var(--blue-wash); transform:translateY(-2px); }
.social-row svg{ width:15px; height:15px; color:var(--blue-2); }

.form-card{ background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); padding:40px; box-shadow:var(--shadow-sm); }
.form-grid{ display:grid; grid-template-columns:1fr 1fr; gap:20px; }
.field{ display:flex; flex-direction:column; gap:8px; margin-bottom:20px; }
.field.full{ grid-column:1/-1; }
.field label{ font-family:'IBM Plex Mono',monospace; font-size:11px; letter-spacing:.04em; text-transform:uppercase; color:var(--muted); }
.field input, .field select, .field textarea{
  background:var(--bg); border:1px solid var(--line); border-radius:var(--radius-sm); padding:13px 15px; color:var(--ink); font-family:inherit; font-size:14px;
  transition:border-color .3s, box-shadow .3s;
}
.field input::placeholder, .field textarea::placeholder{ color:var(--muted-2); }
.field input:focus, .field select:focus, .field textarea:focus{ outline:none; border-color:var(--blue-2); box-shadow:0 0 0 3px var(--blue-wash); }
.field textarea{ resize:vertical; min-height:116px; }
.form-note{ font-size:12px; color:var(--muted-2); margin-top:6px; }
.form-success{ display:none; align-items:center; gap:12px; padding:15px 17px; border-radius:var(--radius-sm); background:var(--blue-wash); border:1px solid var(--blue-1); color:var(--blue-3); font-size:13.5px; margin-top:18px; }
.form-success.show{ display:flex; animation:fadeUp .5s var(--ease); }
.form-success svg{ width:19px; height:19px; flex:none; }

/* ============ LEGAL / PROSE PAGES ============ */
.prose{ max-width:780px; }
.prose h2{ font-size:23px; color:var(--ink); margin:40px 0 15px; }
.prose h2:first-child{ margin-top:0; }
.prose p{ font-size:15px; color:var(--muted); margin-bottom:15px; }
.prose ul{ margin:0 0 15px 0; }
.prose ul li{ position:relative; padding-left:20px; font-size:15px; color:var(--muted); margin-bottom:9px; }
.prose ul li::before{ content:"—"; position:absolute; left:0; color:var(--blue-2); }
.prose a{ color:var(--blue-2); text-decoration:underline; text-underline-offset:3px; }
.prose .updated{ font-family:'IBM Plex Mono',monospace; font-size:12px; color:var(--muted-2); margin-bottom:38px; display:block; }

/* ============ 404 ============ */
.error-page{ min-height:100svh; display:flex; align-items:center; justify-content:center; text-align:center; padding:160px 24px 100px; }
.error-page .code{ font-family:'Space Grotesk',sans-serif; font-size:clamp(80px,15vw,160px); line-height:1; color:transparent; -webkit-text-stroke:1.5px var(--blue-2); }
.error-page h1{ font-size:clamp(24px,3.6vw,34px); margin:12px 0 16px; }
.error-page p{ color:var(--muted); margin-bottom:32px; }

/* ============ FOOTER ============ */
footer.site-footer{ background:var(--surface); border-top:1px solid var(--line); padding:70px 0 28px; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:48px; margin-bottom:64px; }
.footer-brand p{ color:var(--muted); font-size:13.5px; margin-top:16px; max-width:280px; }
.footer-col h4{ font-family:'IBM Plex Mono',monospace; font-size:11.5px; letter-spacing:.06em; text-transform:uppercase; color:var(--ink); margin-bottom:18px; }
.footer-col li{ margin-bottom:11px; }
.footer-col a{ font-size:13.5px; color:var(--muted); transition:color .3s; }
.footer-col a:hover{ color:var(--blue-2); }
.footer-bottom{ display:flex; justify-content:space-between; align-items:center; padding-top:28px; border-top:1px solid var(--line); font-family:'IBM Plex Mono',monospace; font-size:11.5px; color:var(--muted-2); flex-wrap:wrap; gap:14px; }
.footer-bottom .legal-links{ display:flex; gap:20px; }

/* ============ BACK TO TOP ============ */
#totop{ position:fixed; bottom:28px; right:28px; width:46px; height:46px; background:var(--ink); display:flex; align-items:center; justify-content:center; z-index:400; opacity:0; visibility:hidden; transform:translateY(10px); transition:opacity .35s, transform .35s, visibility .35s, background .3s; box-shadow:var(--shadow-md); }
#totop:hover{ background:var(--blue-2); }
#totop.show{ opacity:1; visibility:visible; transform:translateY(0); }
#totop svg{ width:17px; height:17px; color:#fff; }

/* ============ RESPONSIVE ============ */
@media (max-width:1080px){
  .about-grid, .global-grid, .product-detail-grid{ grid-template-columns:1fr; }
  .about-visual{ max-width:420px; }
  .products-grid{ grid-template-columns:repeat(2,1fr); }
  .why-grid{ grid-template-columns:repeat(2,1fr); }
  .stats-grid{ grid-template-columns:repeat(2,1fr); gap:40px 20px; }
  .contact-grid{ grid-template-columns:1fr; }
  .hero .container{ grid-template-columns:1fr; }
  .hero-visual{ height:340px; order:-1; }
  .product-media-frame{ max-width:440px; }
}
@media (max-width:860px){
  .nav-links, .nav-cta .btn-ghost{ display:none; }
  .burger{ display:block; }
  .footer-grid{ grid-template-columns:1fr 1fr; }
}
@media (max-width:640px){
  .container{ padding:0 20px; }
  .section-pad{ padding:80px 0; }
  .section-pad-sm{ padding:56px 0; }
  .products-grid, .why-grid{ grid-template-columns:1fr; }
  .about-list{ grid-template-columns:1fr; }
  .form-grid{ grid-template-columns:1fr; }
  .cta-banner{ margin:0 20px; padding:56px 26px; }
  .footer-grid{ grid-template-columns:1fr; gap:32px; }
  .footer-bottom{ flex-direction:column; align-items:flex-start; }
  .about-badge{ padding:16px 18px; }
  .stats-grid{ grid-template-columns:1fr 1fr; }
  .page-hero{ padding:142px 0 64px; }
  .hero-trust{ gap:0; }
  .hero-trust div{ padding-right:16px; margin-right:16px; }
  .scroll-cue{ display:none; }
  .hero{ padding-bottom:60px; }
}