/* ===================================================================
   Mangan Tech Lab — shared site styles
   =================================================================== */

:root{
  --ink:#0B1220;
  --ink-soft:#1B2436;
  --paper:#F7F8FA;
  --paper-dim:#EDF0F4;
  --slate:#5B6472;
  --slate-light:#8A93A3;
  --line:#E2E6EC;
  --line-strong:#CDD3DC;
  --blue:#1B63DB;
  --blue-deep:#0B2F73;
  --cyan:#35B4F0;

  --criction-1:#3B5BFF;
  --criction-2:#9B2FE0;
  --criction-3:#E026C9;
  --criction-wash:#F4F2FF;

  --growth-1:#0E8F5C;
  --growth-2:#0B6B45;
  --growth-wash:#EEF8F3;

  --radius:12px;
  --maxw:1180px;
  --header-h:64px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:'Inter',system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
  line-height:1.5;
  overflow-x:hidden;
}
h1,h2,h3,h4{
  font-family:'Space Grotesk',sans-serif;
  margin:0;
  color:var(--ink);
  letter-spacing:-0.01em;
}
p{margin:0;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
button{font-family:inherit;}
.mono{font-family:'IBM Plex Mono',monospace;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(18px,4vw,32px);}
::selection{background:var(--blue);color:#fff;}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important; scroll-behavior:auto !important;}
}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--blue);
  outline-offset:3px;
  border-radius:4px;
}

.eyebrow{
  display:flex;align-items:center;gap:12px;
  font-family:'IBM Plex Mono',monospace;
  font-size:12.5px;letter-spacing:0.14em;text-transform:uppercase;
  color:var(--blue-deep);margin-bottom:18px;
}
.eyebrow::before{
  content:"";width:26px;height:2px;
  background:linear-gradient(90deg,var(--cyan),var(--blue));
  flex-shrink:0;
}
.eyebrow.on-dark{color:var(--cyan);}
.eyebrow.criction{color:var(--criction-2);}
.eyebrow.criction::before{background:linear-gradient(90deg,var(--criction-1),var(--criction-3));}
.eyebrow.growth{color:var(--growth-2);}
.eyebrow.growth::before{background:linear-gradient(90deg,var(--growth-1),#5FD39B);}

/* ---------- nav ---------- */
header{
  position:sticky;top:0;z-index:50;
  background:rgba(247,248,250,0.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
nav{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px clamp(18px,4vw,32px);max-width:var(--maxw);margin:0 auto;
  min-height:var(--header-h);
}
.brand{display:flex;align-items:center;flex-shrink:0;}
.brand img{height:40px;width:auto;}
.nav-links{display:flex;align-items:center;gap:32px;}
.nav-links-cta{display:none;}
.nav-links a{
  font-size:14.5px;font-weight:500;color:var(--ink-soft);
  position:relative;padding:4px 0;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1.5px;
  background:var(--blue);transform:scaleX(0);transform-origin:left;
  transition:transform .25s ease;
}
.nav-links a:hover::after,.nav-links a[aria-current="page"]::after{transform:scaleX(1);}
.nav-links a[aria-current="page"]{color:var(--ink);}
.nav-cta{display:flex;align-items:center;gap:16px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:8px;font-size:14px;font-weight:600;
  cursor:pointer;border:1px solid transparent;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease, opacity .15s ease;
  white-space:nowrap;
}
.btn:disabled{opacity:.65;cursor:default;transform:none !important;}
.btn-primary{background:var(--ink);color:#fff;}
.btn-primary:hover{background:var(--blue-deep);box-shadow:0 6px 18px rgba(27,99,219,0.28);transform:translateY(-1px);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-strong);}
.btn-ghost:hover{border-color:var(--ink);transform:translateY(-1px);}
.btn-criction{background:linear-gradient(100deg,var(--criction-1),var(--criction-2) 55%,var(--criction-3));color:#fff;}
.btn-criction:hover{box-shadow:0 8px 20px rgba(155,47,224,0.3);transform:translateY(-1px);}
.btn-growth{background:linear-gradient(100deg,var(--growth-1),#0A7A4E);color:#fff;}
.btn-growth:hover{box-shadow:0 8px 20px rgba(14,143,92,0.3);transform:translateY(-1px);}
.btn-block{width:100%;}

.nav-toggle{
  display:none;background:none;border:none;cursor:pointer;padding:10px;
  flex-direction:column;gap:4px;flex-shrink:0;
  width:44px;height:44px;align-items:center;justify-content:center;
}
.nav-toggle span{width:20px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s ease,opacity .2s ease;}
.nav-toggle.open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.open span:nth-child(2){opacity:0;}
.nav-toggle.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------- hero ---------- */
.hero{
  padding:clamp(48px,8vw,84px) 0 clamp(40px,6vw,60px);border-bottom:1px solid var(--line);
  background:radial-gradient(700px 380px at 88% -6%, rgba(53,180,240,0.10), transparent 60%);
}
.hero-grid{display:grid;grid-template-columns:1.05fr 0.95fr;gap:56px;align-items:center;}
.hero h1{font-size:clamp(30px,4.2vw,50px);line-height:1.12;font-weight:600;}
.hero h1 .accent{
  background:linear-gradient(100deg,var(--blue-deep) 10%, var(--blue) 55%, var(--cyan) 95%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{margin-top:20px;font-size:16.5px;color:var(--slate);max-width:480px;line-height:1.65;}
.hero-actions{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap;}
.hero-note{
  margin-top:24px;display:flex;align-items:center;gap:10px;
  font-family:'IBM Plex Mono',monospace;font-size:12.5px;color:var(--slate-light);
}
.dot-live{width:7px;height:7px;border-radius:50%;background:#2FBE6E;box-shadow:0 0 0 3px rgba(47,190,110,0.18);flex-shrink:0;}

/* app tiles in hero */
.app-stack{position:relative;height:400px;}
.app-tile{
  position:absolute;width:290px;max-width:82vw;border-radius:20px;
  background:#fff;border:1px solid var(--line);
  box-shadow:0 24px 50px -18px rgba(11,18,32,0.28);
  padding:20px;text-align:left;
}
.app-tile .icon{width:56px;height:56px;border-radius:14px;overflow:hidden;flex-shrink:0;}
.app-tile .icon img{width:100%;height:100%;object-fit:cover;}
.app-tile-top{display:flex;align-items:center;gap:14px;}
.app-tile h4{font-size:16.5px;font-weight:600;margin-bottom:3px;}
.app-tile .tag{
  display:inline-block;font-family:'IBM Plex Mono',monospace;font-size:10.5px;
  letter-spacing:.06em;text-transform:uppercase;padding:3px 8px;border-radius:5px;
}
.app-tile p.desc{margin-top:14px;font-size:13px;color:var(--slate);line-height:1.55;}
.tile-criction{top:0;right:20px;transform:rotate(3deg);z-index:2;}
.tile-criction .tag{background:rgba(155,47,224,0.1);color:var(--criction-2);}
.tile-growth{top:180px;left:0;transform:rotate(-3deg);z-index:1;}
.tile-growth .tag{background:rgba(14,143,92,0.1);color:var(--growth-2);}

/* ---------- page header (products page) ---------- */
.page-header{padding:clamp(48px,8vw,76px) 0 clamp(40px,6vw,56px);border-bottom:1px solid var(--line);}
.page-header h1{font-size:clamp(30px,4.4vw,46px);font-weight:600;line-height:1.12;}
.page-header p{margin-top:16px;font-size:16.5px;color:var(--slate);max-width:560px;line-height:1.65;}

/* ---------- strip ---------- */
.strip{border-bottom:1px solid var(--line);background:var(--paper-dim);}
.strip .wrap{
  display:flex;align-items:center;gap:14px;padding:14px clamp(18px,4vw,32px);
  overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch;
}
.strip .wrap::-webkit-scrollbar{display:none;}
.strip-label{
  font-family:'IBM Plex Mono',monospace;font-size:11.5px;letter-spacing:.1em;
  color:var(--slate-light);text-transform:uppercase;flex-shrink:0;
  padding-right:14px;border-right:1px solid var(--line-strong);
}
.chip{
  flex-shrink:0;font-family:'IBM Plex Mono',monospace;font-size:12.5px;
  color:var(--ink-soft);background:#fff;border:1px solid var(--line);
  padding:6px 12px;border-radius:6px;
}

section{padding:clamp(56px,9vw,96px) 0;}
.section-head{max-width:640px;margin-bottom:clamp(32px,5vw,52px);}
.section-head h2{font-size:clamp(24px,3vw,36px);font-weight:600;line-height:1.2;}
.section-head p{margin-top:14px;color:var(--slate);font-size:15.5px;line-height:1.65;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}

/* ---------- who we are ---------- */
.who{border-bottom:1px solid var(--line);}
.who-inner{display:grid;grid-template-columns:0.85fr 1.15fr;gap:56px;align-items:start;}
.who-copy p{color:var(--ink-soft);font-size:16px;line-height:1.75;}
.who-copy p + p{margin-top:18px;}
.who-mark{
  width:100%;aspect-ratio:1/1;max-width:280px;border-radius:26px;
  background:linear-gradient(155deg,#eef3ff,#fff 70%);
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  padding:36px;
}
.who-mark img{width:100%;height:auto;}

/* ---------- what we do ---------- */
.whatwedo{border-bottom:1px solid var(--line);}
.wwd-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden;
}
.wwd-card{background:#fff;padding:30px 26px 34px;transition:background .2s ease;}
.wwd-card:hover{background:#FBFCFE;}
.wwd-num{
  font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--blue-deep);
  background:rgba(27,99,219,0.08);display:inline-block;padding:5px 10px;border-radius:5px;
  margin-bottom:20px;
}
.wwd-card h3{font-size:17.5px;font-weight:600;margin-bottom:10px;line-height:1.3;}
.wwd-card p{color:var(--slate);font-size:14px;line-height:1.6;}

/* ---------- approach (dark) ---------- */
.approach{background:var(--ink);}
.approach .section-head h2{color:#fff;}
.approach .section-head p{color:#9aa4b8;}
.approach-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.approach-card{padding-top:26px;border-top:1px solid #253048;}
.approach-card h3{color:#fff;font-size:18px;font-weight:600;margin-bottom:10px;}
.approach-card p{color:#8b96ac;font-size:14.5px;line-height:1.6;}
.approach-num{
  font-family:'IBM Plex Mono',monospace;font-size:13px;color:var(--cyan);
  margin-bottom:16px;display:block;
}

/* ---------- products teaser (home) ---------- */
.teaser{border-bottom:1px solid var(--line);}
.teaser-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:40px;}
.teaser-head .section-head{margin-bottom:0;}
.teaser-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.teaser-card{
  border:1px solid var(--line);border-radius:18px;padding:28px;
  display:flex;flex-direction:column;gap:16px;background:#fff;
  transition:box-shadow .2s ease, transform .2s ease;
}
.teaser-card:hover{box-shadow:0 20px 40px -20px rgba(11,18,32,0.2);transform:translateY(-2px);}
.teaser-card .top{display:flex;align-items:center;gap:14px;}
.teaser-card .icon{width:52px;height:52px;border-radius:13px;overflow:hidden;flex-shrink:0;}
.teaser-card .icon img{width:100%;height:100%;object-fit:cover;}
.teaser-card h3{font-size:19px;font-weight:600;}
.teaser-card .tag{
  display:inline-block;font-family:'IBM Plex Mono',monospace;font-size:10.5px;
  letter-spacing:.06em;text-transform:uppercase;padding:3px 8px;border-radius:5px;margin-top:4px;
}
.teaser-card.tc-criction .tag{background:rgba(155,47,224,0.1);color:var(--criction-2);}
.teaser-card.tc-growth .tag{background:rgba(14,143,92,0.1);color:var(--growth-2);}
.teaser-card p.desc{color:var(--slate);font-size:14.5px;line-height:1.6;}
.teaser-card .link{
  margin-top:auto;font-size:14px;font-weight:600;display:flex;align-items:center;gap:6px;
}
.teaser-card.tc-criction .link{color:var(--criction-2);}
.teaser-card.tc-growth .link{color:var(--growth-2);}
.teaser-card .link svg{width:15px;height:15px;transition:transform .15s ease;}
.teaser-card:hover .link svg{transform:translateX(3px);}

/* ---------- product sections (products page) ---------- */
.product{border-bottom:1px solid var(--line);}
.product-inner{display:grid;grid-template-columns:0.9fr 1.1fr;gap:56px;align-items:center;}
.product.reverse .product-inner{grid-template-columns:1.1fr 0.9fr;}
.product.reverse .product-media{order:2;}
.product.reverse .product-copy{order:1;}

.product-media{
  border-radius:22px;padding:clamp(28px,5vw,44px);
  display:flex;align-items:center;justify-content:center;
  position:relative;overflow:hidden;
}
.product-media.criction-wash{background:linear-gradient(155deg,var(--criction-wash),#fff 70%);}
.product-media.growth-wash{background:linear-gradient(155deg,var(--growth-wash),#fff 70%);}
.product-icon-lg{
  width:clamp(120px,22vw,180px);height:clamp(120px,22vw,180px);border-radius:40px;overflow:hidden;
  box-shadow:0 30px 60px -18px rgba(11,18,32,0.25);
}
.product-icon-lg img{width:100%;height:100%;object-fit:cover;}
.status-badge{
  position:absolute;top:20px;left:20px;
  font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.06em;
  text-transform:uppercase;padding:6px 11px;border-radius:6px;
  background:#fff;border:1px solid var(--line);color:var(--slate);
  display:flex;align-items:center;gap:7px;
}

.product-copy .app-name{display:flex;align-items:center;gap:14px;margin-bottom:16px;}
.product-copy .app-icon-sm{width:44px;height:44px;border-radius:11px;overflow:hidden;flex-shrink:0;}
.product-copy .app-icon-sm img{width:100%;height:100%;object-fit:cover;}
.product-copy h3{font-size:clamp(22px,2.6vw,32px);font-weight:600;}
.product-tagline{margin-top:6px;font-size:15px;color:var(--slate);}
.product-desc{margin-top:18px;font-size:15.5px;color:var(--ink-soft);line-height:1.7;max-width:460px;}

.feature-list{margin:24px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:13px;}
.feature-list li{display:flex;align-items:flex-start;gap:12px;font-size:14.5px;color:var(--ink-soft);}
.feature-mark{
  width:20px;height:20px;border-radius:6px;flex-shrink:0;margin-top:1px;
  display:flex;align-items:center;justify-content:center;
}
.feature-mark svg{width:11px;height:11px;}
.product.criction .feature-mark{background:rgba(155,47,224,0.12);}
.product.criction .feature-mark svg{stroke:var(--criction-2);}
.product.growth .feature-mark{background:rgba(14,143,92,0.12);}
.product.growth .feature-mark svg{stroke:var(--growth-2);}

.product-actions{display:flex;gap:14px;margin-top:28px;flex-wrap:wrap;align-items:center;}
.platform-note{font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--slate-light);}

/* ---------- waitlist CTA ---------- */
.cta-band{padding:clamp(56px,9vw,90px) 0;text-align:center;}
.cta-band h2{font-size:clamp(26px,4vw,40px);font-weight:600;max-width:600px;margin:0 auto;line-height:1.2;}
.cta-band p{margin-top:16px;color:var(--slate);font-size:15.5px;}
.waitlist-form{
  margin:30px auto 0;display:flex;gap:10px;max-width:420px;
  flex-wrap:wrap;justify-content:center;
}
.waitlist-form input[type="email"]{
  flex:1;min-width:0;width:100%;padding:13px 16px;border-radius:8px;
  border:1px solid var(--line-strong);font-family:'Inter',sans-serif;font-size:15px;
  background:#fff;color:var(--ink);
}
.waitlist-form input::placeholder{color:var(--slate-light);}
.waitlist-form button{flex-shrink:0;}
.waitlist-note{margin-top:16px;font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--slate-light);}
.waitlist-status{
  margin-top:14px;font-size:13.5px;min-height:18px;font-weight:500;
}
.waitlist-status.ok{color:#0A7A4E;}
.waitlist-status.err{color:#C4304B;}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);padding:52px 0 32px;}
.footer-top{display:grid;grid-template-columns:1.3fr 0.7fr 0.7fr 0.9fr;gap:40px;padding-bottom:40px;}
.footer-brand img{height:52px;width:auto;margin-bottom:18px;}
.footer-brand p{color:var(--slate);font-size:14.5px;max-width:300px;line-height:1.6;}
.footer-col h5{
  font-family:'IBM Plex Mono',monospace;font-size:11.5px;letter-spacing:.08em;
  text-transform:uppercase;color:var(--slate-light);margin-bottom:16px;font-weight:500;
}
.footer-col a,.footer-col p{display:block;font-size:14.5px;color:var(--ink-soft);margin-bottom:11px;}
.footer-col a:hover{color:var(--blue);}
.footer-bottom{
  padding-top:24px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;
}
.footer-bottom p{font-size:12.5px;color:var(--slate-light);font-family:'IBM Plex Mono',monospace;}

.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease, transform .6s ease;}
.reveal.in{opacity:1;transform:translateY(0);}

/* =====================================================================
   RESPONSIVE
   ===================================================================== */
@media (max-width:980px){
  .who-inner{grid-template-columns:1fr;gap:32px;}
  .who-mark{max-width:220px;margin:0 auto;}
  .wwd-grid{grid-template-columns:repeat(2,1fr);}
  .teaser-grid{grid-template-columns:1fr;}
}
@media (max-width:920px){
  .hero-grid{grid-template-columns:1fr;gap:48px;}
  .app-stack{height:320px;max-width:420px;margin:0 auto;}
  .product-inner{grid-template-columns:1fr;gap:32px;}
  .product.reverse .product-media{order:1;}
  .product.reverse .product-copy{order:2;}
  .approach-grid{grid-template-columns:1fr;gap:28px;}
  .footer-top{grid-template-columns:1fr 1fr;}
}
@media (max-width:720px){
  nav{padding:10px clamp(16px,4vw,20px);}
  .nav-links{
    position:fixed;top:var(--header-h);left:0;right:0;bottom:0;background:#fff;
    flex-direction:column;align-items:stretch;gap:0;
    border-top:1px solid var(--line);
    transform:translateX(100%);
    transition:transform .25s ease;
    overflow-y:auto;
    padding:8px 0 24px;
  }
  .nav-links.open{transform:translateX(0);}
  .nav-links a{
    width:100%;padding:16px clamp(16px,4vw,20px);border-bottom:1px solid var(--line);
    font-size:16px;
  }
  .nav-links a::after{display:none;}
  .nav-links .nav-links-cta{display:block;padding:16px clamp(16px,4vw,20px) 4px;}
  .nav-toggle{display:flex;}
  .nav-cta .btn-primary.desktop-only{display:none;}

  section{padding:48px 0;}
  .hero{padding:36px 0 36px;}
  .page-header{padding:36px 0 32px;}
  .hero-actions .btn,.teaser-head .btn{width:100%;}
  .hero-actions{flex-direction:column;}
  .product-media{padding:28px;}
  .product-actions{flex-direction:column;align-items:stretch;}
  .product-actions .btn{width:100%;}
  .product-actions .platform-note{text-align:center;}
  .wwd-grid{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr;gap:28px;}
  .waitlist-form{flex-direction:column;}
  .waitlist-form button{width:100%;}
  .app-stack{height:auto;position:static;display:flex;flex-direction:column;gap:16px;max-width:360px;}
  .app-tile{position:static;transform:none !important;width:100%;max-width:none;}
}
@media (max-width:420px){
  .wwd-card,.service-card{padding:24px 20px 28px;}
  .cta-band h2{font-size:24px;}
}

/* prevent horizontal scroll from any stray element */
img,svg{max-width:100%;}