/* Datavriksh — shared design system */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Space+Grotesk:wght@500;600;700&display=swap');

:root{
  --red:#EF4444; --red-dark:#DC2626; --red-tint:rgba(239,68,68,.08);
  --ink:#141414; --charcoal:#262626; --slate:#3f3f46;
  --gray-600:#52525b; --gray-500:#71717a; --gray-300:#d4d4d8; --gray-200:#e7e7ea;
  --mist:#f4f4f5; --off:#fafafa; --white:#ffffff;
  --font-display:'Space Grotesk','Inter',system-ui,sans-serif;
  --font-body:'Inter',system-ui,-apple-system,sans-serif;
  --radius:9px; --radius-lg:16px; --radius-xl:22px;
  --maxw:1180px;
  --shadow-sm:0 1px 2px rgba(20,20,20,.05);
  --shadow:0 2px 4px rgba(20,20,20,.04),0 10px 26px rgba(20,20,20,.06);
  --shadow-lg:0 24px 60px rgba(20,20,20,.13);
  --ring:0 0 0 3px rgba(239,68,68,.18);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--white)}
body{font-family:var(--font-body);color:var(--ink);background:transparent;line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:var(--maxw);margin:0 auto;padding:0 28px}
:focus-visible{outline:none;box-shadow:var(--ring);border-radius:6px}

/* Scroll progress */
.progress-bar{position:fixed;top:0;left:0;height:3px;width:0;background:linear-gradient(90deg,var(--red),#f87171);z-index:200;transition:width .1s linear}

/* Site-wide continuous 3D element — behind all content, confined to right margin */
#bg3d{position:fixed;top:0;right:0;width:100vw;height:100vh;z-index:-1;pointer-events:none;opacity:.62;
  -webkit-mask-image:linear-gradient(90deg,transparent 66%,#000 94%);
  mask-image:linear-gradient(90deg,transparent 66%,#000 94%)}
@media(max-width:900px){#bg3d{display:none}}

/* Display typography */
h1,h2,h3,.brand{font-family:var(--font-display)}

/* ---------- Icons ---------- */
.icon{width:24px;height:24px;stroke:currentColor;stroke-width:1.9;fill:none;stroke-linecap:round;stroke-linejoin:round;display:block}
.ico .icon{width:24px;height:24px;color:var(--ink)}
.card.red-ico .ico .icon{color:var(--red)}
.band-dark .card .ico{background:rgba(255,255,255,.07)}
.band-dark .card .ico .icon{color:var(--red)}
.contact-item .ic .icon,.value .icon{color:var(--red)}

/* ---------- Reveal on scroll ---------- */
[data-reveal]{opacity:0;transform:translateY(34px);transition:opacity .7s cubic-bezier(.22,.61,.36,1),transform .7s cubic-bezier(.22,.61,.36,1)}
[data-reveal].in{opacity:1;transform:none}
[data-reveal="scale"]{transform:translateY(34px) scale(.96)}
[data-reveal="scale"].in{transform:none}
[data-reveal="left"]{transform:translateX(-40px)}
[data-reveal="left"].in{transform:none}
[data-reveal="right"]{transform:translateX(40px)}
[data-reveal="right"].in{transform:none}
@media(prefers-reduced-motion:reduce){[data-reveal]{opacity:1 !important;transform:none !important}}

/* ---------- Media / images ---------- */
.media{position:relative;border-radius:var(--radius-lg);overflow:hidden;will-change:transform}
.media img{width:100%;height:100%;object-fit:cover}
.figure-3d{transition:transform .25s ease;transform-style:preserve-3d;will-change:transform}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.split.reverse .split-media{order:-1}
.split-media{box-shadow:var(--shadow-lg);border-radius:var(--radius-lg)}
.ind .media{height:176px;margin:0;border-radius:0}
.ind .media img{transition:transform .4s ease}
.ind:hover .media img{transform:scale(1.05)}

/* ---------- Nav ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--gray-300);transition:box-shadow .2s,background .2s}
.nav.scrolled{box-shadow:0 6px 24px rgba(0,0,0,.06);background:rgba(255,255,255,.95)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px;letter-spacing:-.01em}
.brand img{height:46px;width:auto}
.nav-inner{min-height:78px}
.nav-links{display:flex;align-items:center;gap:34px}
.nav-links a{font-size:15px;font-weight:500;color:var(--slate);transition:color .15s}
.nav-links a:hover,.nav-links a.active{color:var(--ink)}
.nav-links a.active{position:relative}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-26px;height:2px;background:var(--red)}
.nav-cta{background:var(--ink);color:#fff !important;padding:9px 18px;border-radius:var(--radius);font-size:14px}
.nav-cta:hover{background:var(--charcoal)}
.menu-btn{display:none;background:none;border:none;font-size:24px;cursor:pointer;color:var(--ink)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;padding:13px 24px;border-radius:var(--radius);font-weight:500;font-size:15px;cursor:pointer;border:1px solid transparent;transition:transform .14s cubic-bezier(.22,.61,.36,1),background .15s,box-shadow .2s,border-color .15s}
.btn svg{width:17px;height:17px;transition:transform .2s}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-red{background:var(--red);color:#fff;box-shadow:0 6px 16px rgba(239,68,68,.22)}
.btn-red:hover{background:var(--red-dark);box-shadow:0 12px 26px rgba(239,68,68,.32)}
.btn-red:hover svg{transform:translateX(3px)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--charcoal);box-shadow:var(--shadow)}
.btn-dark:hover svg{transform:translateX(3px)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--gray-300)}
.btn-ghost:hover{border-color:var(--ink);box-shadow:var(--shadow-sm)}

/* ---------- Typography helpers ---------- */
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--red)}
.kicker::before{content:"";width:22px;height:1.5px;background:var(--red);display:inline-block}
.section-head.center .kicker::before,.center .kicker::before{display:none}
h1,h2,h3{letter-spacing:-.02em;line-height:1.12}
.section{padding:92px 0}
.section-head{max-width:700px;margin-bottom:50px}
.section-head h2{font-size:40px;font-weight:600;margin:14px 0 0;letter-spacing:-.025em}
.section-head p{color:var(--gray-600);font-size:18px;margin-top:14px}
.center{text-align:center;margin-left:auto;margin-right:auto}
.section-head.center{margin-left:auto;margin-right:auto}

/* ---------- Hero ---------- */
.hero{position:relative;background:
   radial-gradient(900px 420px at 88% -8%,rgba(239,68,68,.12),transparent),
   radial-gradient(700px 380px at 0% 110%,rgba(239,68,68,.06),transparent),
   var(--off);
  border-bottom:1px solid var(--gray-200);overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;
  background-image:linear-gradient(var(--gray-200) 1px,transparent 1px),linear-gradient(90deg,var(--gray-200) 1px,transparent 1px);
  background-size:46px 46px;-webkit-mask-image:radial-gradient(900px 500px at 70% 0%,#000,transparent 80%);mask-image:radial-gradient(900px 500px at 70% 0%,#000,transparent 80%);opacity:.5;pointer-events:none}
.hero-inner{position:relative;padding:96px 0 88px;max-width:780px}
.hero h1{font-size:60px;font-weight:600;line-height:1.05;margin:20px 0 22px;letter-spacing:-.03em}
.hero h1 .accent{color:var(--red)}
.hero p{font-size:20px;color:var(--gray-600);margin-bottom:32px;max-width:600px;line-height:1.55}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
/* hero with media */
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center;padding:88px 0}
.hero-copy{max-width:580px}
.hero-stage{perspective:1100px}
.hero-stage .media{transform:rotateY(-9deg) rotateX(4deg);box-shadow:var(--shadow-lg);transition:transform .4s cubic-bezier(.22,.61,.36,1)}
.hero-stage:hover .media{transform:rotateY(-4deg) rotateX(2deg)}

/* ---------- 3D card grid ---------- */
.grid.tilt-grid{perspective:1200px}
.card[data-tilt]{transform-style:preserve-3d;will-change:transform}
.card[data-tilt]:hover{box-shadow:var(--shadow-lg);border-color:transparent}

/* ---------- Cards / grids ---------- */
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{position:relative;background:var(--white);border:1px solid var(--gray-200);border-radius:var(--radius-lg);padding:30px;transition:transform .2s cubic-bezier(.22,.61,.36,1),box-shadow .22s,border-color .2s;overflow:hidden}
.card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--red),#f87171);transform:scaleX(0);transform-origin:left;transition:transform .3s cubic-bezier(.22,.61,.36,1)}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:transparent}
.card:hover::before{transform:scaleX(1)}
.card .ico{width:50px;height:50px;border-radius:13px;display:flex;align-items:center;justify-content:center;background:var(--mist);margin-bottom:18px;font-size:22px;transition:background .2s,transform .2s}
.card:hover .ico{transform:scale(1.06)}
.card.red-ico .ico{background:var(--red-tint)}
.card h3{font-size:20px;font-weight:600;margin-bottom:10px;color:var(--ink);letter-spacing:-.01em}
.card p{color:var(--gray-600);font-size:15px}
.card ul{list-style:none;margin-top:14px;display:flex;flex-direction:column;gap:7px}
.card ul li{font-size:14px;color:var(--slate);padding-left:20px;position:relative}
.card ul li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--red)}
.tag{display:inline-block;font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--red);background:rgba(239,68,68,.08);padding:4px 10px;border-radius:99px;margin-bottom:14px}

/* ---------- Use cases ---------- */
.uc-label{font-size:13px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--gray-500);margin:0 0 18px}
.usecases{display:flex;flex-direction:column;gap:18px;margin-top:40px}
.usecase{display:grid;grid-template-columns:300px 1fr;border:1px solid var(--gray-300);border-radius:var(--radius-lg);overflow:hidden;background:#fff;transition:box-shadow .2s,border-color .2s}
.usecase:hover{box-shadow:var(--shadow-lg);border-color:transparent}
.uc-head{padding:30px;background:linear-gradient(160deg,var(--off),var(--mist));border-right:1px solid var(--gray-300)}
.uc-head h4{font-size:19px;font-weight:600;line-height:1.32;margin-top:6px}
.uc-body{padding:28px 30px;display:grid;grid-template-columns:1fr 1fr 1fr;gap:26px;position:relative}
.uc-step .lbl{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--gray-500);margin-bottom:7px}
.uc-step.outcome .lbl{color:var(--red)}
.uc-step p{font-size:14px;color:var(--slate);line-height:1.55}
.uc-step.outcome p{font-weight:500;color:var(--ink)}
.uc-step{position:relative}
.uc-body .uc-step:not(:first-child)::before{content:"";position:absolute;left:-14px;top:4px;bottom:4px;width:1px;background:var(--gray-300)}
@media(max-width:820px){
  .usecase{grid-template-columns:1fr}
  .uc-head{border-right:none;border-bottom:1px solid var(--gray-300)}
  .uc-body{grid-template-columns:1fr;gap:18px}
  .uc-body .uc-step:not(:first-child)::before{display:none}
}

/* ---------- Dark band ---------- */
.band-dark{position:relative;background:var(--ink);color:#fff;overflow:hidden}
.band-dark::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:46px 46px;-webkit-mask-image:radial-gradient(760px 420px at 82% 0%,#000,transparent 75%);mask-image:radial-gradient(760px 420px at 82% 0%,#000,transparent 75%);pointer-events:none}
.band-dark .container{position:relative;z-index:1}
.band-dark h2{color:#fff}
.band-dark .section-head p{color:var(--gray-300)}

/* ---------- Trust strip ---------- */
.trust{border-bottom:1px solid var(--gray-200);background:var(--white);padding:34px 0}
.trust-inner{display:flex;align-items:center;justify-content:center;gap:18px 30px;flex-wrap:wrap}
.trust .lab{font-size:13px;color:var(--gray-500);font-weight:500;letter-spacing:.01em}
.badges{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.badge-pill{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:600;color:var(--slate);background:var(--off);border:1px solid var(--gray-200);padding:9px 16px;border-radius:99px;transition:border-color .2s,transform .2s,box-shadow .2s}
.badge-pill:hover{border-color:var(--red);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.badge-pill .icon{width:17px;height:17px;color:var(--red);stroke-width:2}

/* ---------- Marquee ---------- */
.marquee{overflow:hidden;background:var(--ink);padding:15px 0;border-top:1px solid #2a2a2a}
.marquee-track{display:flex;gap:46px;white-space:nowrap;width:max-content;animation:marquee 30s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee span{font-family:var(--font-display);font-size:15px;font-weight:500;color:#fff;letter-spacing:.01em;display:inline-flex;align-items:center;gap:14px;opacity:.82}
.marquee span::after{content:"";width:5px;height:5px;border-radius:50%;background:var(--red)}
@keyframes marquee{to{transform:translateX(-50%)}}
@media(prefers-reduced-motion:reduce){.marquee-track{animation:none}}

/* ---------- Stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat{position:relative;padding-left:20px}
.stat::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:2px;background:var(--red);border-radius:2px;opacity:.7}
.stat .num{font-family:var(--font-display);font-size:48px;font-weight:600;letter-spacing:-.035em;font-variant-numeric:tabular-nums}
.stat .num span{color:var(--red)}
.stat p{font-size:14px;color:var(--gray-500);margin-top:8px;line-height:1.5}
.band-dark .stat p{color:var(--gray-300)}
.band-dark .stat::before{opacity:1}

/* ---------- Industries ---------- */
.ind{display:block;padding:0;border:1px solid var(--gray-300);border-radius:var(--radius-lg);background:var(--white);overflow:hidden;transition:transform .18s,box-shadow .18s,border-color .18s}
.ind:hover{box-shadow:var(--shadow-lg);border-color:transparent}
.ind-body{padding:22px 24px}
.ind h3{font-size:19px;font-weight:600;margin-bottom:6px;color:var(--ink)}
.ind p{font-size:14px;color:var(--gray-600)}

/* ---------- CTA strip ---------- */
.cta{background:linear-gradient(125deg,#1c1c1c,#0c0c0c);border-radius:var(--radius-xl);padding:68px 60px;text-align:center;color:#fff;position:relative;overflow:hidden;border:1px solid #2a2a2a}
.cta::after{content:"";position:absolute;width:420px;height:420px;background:radial-gradient(circle,rgba(239,68,68,.38),transparent 70%);right:-80px;top:-120px;pointer-events:none}
.cta::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:42px 42px;-webkit-mask-image:radial-gradient(500px 300px at 20% 100%,#000,transparent);mask-image:radial-gradient(500px 300px at 20% 100%,#000,transparent);pointer-events:none}
.cta h2{font-size:38px;font-weight:600;margin-bottom:14px;position:relative;letter-spacing:-.025em}
.cta p{color:var(--gray-300);font-size:18px;margin-bottom:30px;position:relative;max-width:560px;margin-left:auto;margin-right:auto}
.cta .btn{position:relative}

/* ---------- Values / about ---------- */
.value h3{font-size:15px;font-weight:700;letter-spacing:.08em;color:var(--red);margin-bottom:8px}
.value p{font-size:15px;color:var(--gray-600)}
.quote{font-size:26px;font-weight:500;line-height:1.45;letter-spacing:-.01em;max-width:820px}
.quote .mark{color:var(--red)}

/* ---------- Form ---------- */
.form{background:var(--white);border:1px solid var(--gray-300);border-radius:var(--radius-lg);padding:36px;box-shadow:var(--shadow)}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:500;margin-bottom:7px}
.field input,.field textarea{width:100%;padding:12px 14px;border:1px solid var(--gray-300);border-radius:var(--radius);font-family:inherit;font-size:15px;background:var(--off);transition:border-color .15s,box-shadow .15s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 3px rgba(239,68,68,.12);background:#fff}
.field textarea{min-height:130px;resize:vertical}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.contact-info p{color:var(--gray-600);margin-bottom:22px}
.contact-item{display:flex;gap:14px;margin-bottom:20px}
.contact-item .ic{font-size:20px}
.contact-item h4{font-size:15px;font-weight:600}
.contact-item span{font-size:14px;color:var(--gray-500)}

/* ---------- Insights / post cards ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post{display:flex;flex-direction:column;border:1px solid var(--gray-300);border-radius:var(--radius-lg);overflow:hidden;background:#fff;transition:transform .18s,box-shadow .18s,border-color .18s}
.post:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:transparent}
.post .thumb{height:148px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1f1f1f,#0a0a0a);position:relative;overflow:hidden}
.post .thumb::after{content:"";position:absolute;width:200px;height:200px;background:radial-gradient(circle,rgba(239,68,68,.3),transparent 70%);right:-50px;top:-60px}
.post .thumb .icon{width:42px;height:42px;color:#EF4444;position:relative;z-index:1;stroke-width:1.7}
.post-body{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1}
.post .cat{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--red);font-weight:600}
.post h3{font-size:19px;font-weight:600;color:var(--ink);line-height:1.32}
.post p{font-size:14px;color:var(--gray-600);flex:1}
.post .meta{display:flex;gap:14px;align-items:center;font-size:13px;color:var(--gray-500);margin-top:4px}
.post .read{margin-top:6px;font-weight:600;color:var(--ink);font-size:14px;display:inline-flex;align-items:center;gap:7px}
.post .read .icon{width:16px;height:16px;color:var(--red)}

/* ---------- Article ---------- */
.article{max-width:780px;margin:0 auto;padding:0 28px}
.article-head{padding:60px 0 34px;border-bottom:1px solid var(--gray-300);margin-bottom:38px}
.article-head .cat{font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--red);font-weight:600}
.article-head h1{font-size:42px;font-weight:700;line-height:1.15;margin:14px 0 18px}
.article-meta{display:flex;gap:18px;flex-wrap:wrap;color:var(--gray-500);font-size:14px}
.back-link{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:500;color:var(--gray-600);margin:28px 0}
.back-link:hover{color:var(--ink)}
.back-link .icon{width:16px;height:16px}

.prose{font-size:16.5px;color:var(--slate);line-height:1.78}
.prose>p:first-of-type{font-size:19px;color:var(--gray-600);line-height:1.6}
.prose h2{font-size:26px;font-weight:700;color:var(--ink);margin:42px 0 14px;letter-spacing:-.01em}
.prose h3{font-size:19px;font-weight:600;color:var(--ink);margin:28px 0 10px}
.prose p{margin-bottom:16px}
.prose ul,.prose ol{margin:0 0 18px;padding-left:0;list-style:none;display:flex;flex-direction:column;gap:9px}
.prose ul li{padding-left:24px;position:relative}
.prose ul li::before{content:"";position:absolute;left:3px;top:10px;width:6px;height:6px;border-radius:50%;background:var(--red)}
.prose ol{counter-reset:n}
.prose ol li{counter-increment:n;padding-left:34px;position:relative}
.prose ol li::before{content:counter(n);position:absolute;left:0;top:0;width:22px;height:22px;border-radius:6px;background:var(--ink);color:#fff;font-size:12px;font-weight:600;display:flex;align-items:center;justify-content:center}
.prose strong{color:var(--ink);font-weight:600}
.prose code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13.5px;background:var(--mist);padding:2px 6px;border-radius:5px;color:#b91c1c}
.code-cap{font-size:12px;letter-spacing:.05em;text-transform:uppercase;color:var(--gray-500);margin:0 0 8px;font-weight:600}
.prose pre{background:#0f0f0f;color:#e5e5e5;border-radius:12px;padding:20px 22px;overflow-x:auto;font-size:13px;line-height:1.65;margin:0 0 24px}
.prose pre code{background:none;padding:0;color:inherit;font-size:13px}
.callout{background:var(--off);border:1px solid var(--gray-300);border-left:3px solid var(--red);border-radius:10px;padding:18px 20px;margin:0 0 24px;font-size:15px;color:var(--slate)}
.callout strong{color:var(--ink)}

/* ---------- Architecture diagram ---------- */
.arch{border:1px solid var(--gray-300);border-radius:14px;padding:26px 22px;background:var(--off);margin:6px 0 26px;overflow-x:auto}
.arch-row{display:flex;align-items:stretch;gap:10px;flex-wrap:wrap;justify-content:center}
.arch-row+.arch-row{margin-top:12px}
.arch-node{background:#fff;border:1px solid var(--gray-300);border-radius:10px;padding:12px 15px;font-size:13px;font-weight:600;color:var(--ink);text-align:center;min-width:104px;display:flex;flex-direction:column;justify-content:center}
.arch-node small{display:block;font-weight:400;color:var(--gray-500);font-size:11px;margin-top:3px;line-height:1.3}
.arch-node.accent{background:var(--ink);color:#fff;border-color:var(--ink)}
.arch-node.accent small{color:var(--gray-300)}
.arch-node.red{background:rgba(239,68,68,.1);border-color:rgba(239,68,68,.5);color:var(--red-dark)}
.arch-node.red small{color:#b91c1c}
.arch-arrow{display:flex;align-items:center;color:var(--red);font-weight:800;font-size:17px}
.arch-cap{font-size:13px;color:var(--gray-500);text-align:center;margin-top:16px}

@media(max-width:780px){
  .post-grid{grid-template-columns:1fr}
  .article-head h1{font-size:32px}
  .arch-row{flex-direction:column;align-items:stretch}
  .arch-arrow{transform:rotate(90deg);justify-content:center}
}

/* ---------- Footer ---------- */
.footer{background:var(--ink);color:#fff;padding:64px 0 28px}
.footer-top{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid #333}
.footer .brand{color:#fff;margin-bottom:14px}
.footer-logo{height:44px;width:auto;margin-bottom:16px;filter:brightness(0) invert(1)}
.footer-top p{color:var(--gray-300);font-size:15px;max-width:320px}
.footer h5{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--gray-500);margin-bottom:16px}
.footer ul{list-style:none;display:flex;flex-direction:column;gap:10px}
.footer ul a{color:var(--gray-300);font-size:15px;transition:color .15s}
.footer ul a:hover{color:#fff}
.footer-bottom{padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;color:var(--gray-500);font-size:13px}

/* ---------- Responsive ---------- */
@media(max-width:900px){
  .grid-3{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:1fr 1fr}
  .footer-top{grid-template-columns:1fr 1fr}
  .hero h1{font-size:46px}
  .hero-grid,.split{grid-template-columns:1fr;gap:36px}
  .hero-grid{padding:64px 0}
  .split.reverse .split-media{order:0}
  .hero-stage .media{transform:none}
}
@media(max-width:680px){
  .nav-links{position:fixed;inset:72px 0 auto 0;background:#fff;flex-direction:column;align-items:flex-start;gap:0;padding:8px 28px 20px;border-bottom:1px solid var(--gray-300);display:none}
  .nav-links.open{display:flex}
  .nav-links a{width:100%;padding:12px 0}
  .nav-links a.active::after{display:none}
  .menu-btn{display:block}
  .grid-3,.grid-2,.contact-grid{grid-template-columns:1fr}
  .hero h1{font-size:38px}
  .hero p{font-size:18px}
  .section{padding:60px 0}
  .section-head h2{font-size:30px}
  .cta{padding:40px 24px}
  .footer-top{grid-template-columns:1fr}
}