/* ============ TOKENS ============ */
:root{
  --bg-black: #050816;
  --bg-navy: #0B1120;
  --bg-card: #111827;
  --bg-card-hover: #16203a;
  --border: #1f2a44;
  --text-primary: #FFFFFF;
  --text-secondary: #A1A1AA;
  --text-muted: #6b7280;
  --accent: #2563EB;
  --accent-hover: #3B82F6;
  --accent-soft: rgba(37,99,235,0.12);
  --sidebar-w: 260px;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
  --radius: 14px;
  --ease: cubic-bezier(.16,.8,.24,1);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important;}
}

body{
  margin:0;
  background:var(--bg-black);
  color:var(--text-primary);
  font-family:var(--font-body);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

a{color:inherit; text-decoration:none;}
ul{list-style:none; margin:0; padding:0;}
button{font-family:inherit; cursor:pointer;}
img{max-width:100%; display:block;}

h1,h2,h3,h4{font-family:var(--font-display); margin:0; font-weight:600; letter-spacing:-0.01em;}

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

/* focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible{
  outline:2px solid var(--accent-hover);
  outline-offset:2px;
}

/* ============ SCROLL PROGRESS ============ */
.scroll-progress{
  position:fixed; top:0; left:0; height:3px; width:0%;
  background:linear-gradient(90deg, var(--accent), var(--accent-hover));
  z-index:1000; transition:width 0.1s linear;
}

/* ============ CURSOR GLOW ============ */
.cursor-glow{
  position:fixed; width:420px; height:420px; border-radius:50%;
  background:radial-gradient(circle, rgba(37,99,235,0.10) 0%, transparent 70%);
  pointer-events:none; z-index:1; transform:translate(-50%,-50%);
  top:-500px; left:-500px; transition:top 0.15s linear, left 0.15s linear;
}
@media (max-width: 900px){ .cursor-glow{display:none;} }

/* ============ LAYOUT ============ */
.main{ margin-left:var(--sidebar-w); position:relative; z-index:2; }
@media (max-width: 980px){ .main{ margin-left:0; } }

.section{
  padding:120px 64px;
  max-width:1400px;
  margin:0 auto;
  position:relative;
}
@media (max-width: 640px){
  .section{ padding:80px 20px; }
}

.eyebrow{
  font-family:var(--font-mono);
  font-size:20px;
  font-weight:600;
  letter-spacing:0.18em;
  color:var(--accent-hover);
  text-transform:uppercase;
  margin:0 0 14px;
}

.section-head{ max-width:640px; margin-bottom:56px; }
.section-head-spaced{ margin-top:56px; }
.section-head h2{ font-size:clamp(28px,4vw,40px); margin-bottom:14px; }
.section-sub{ color:var(--text-secondary); font-size:16px; margin:0; }

/* ============ SIDEBAR ============ */
.sidebar{
  position:fixed; top:0; left:0; bottom:0; width:var(--sidebar-w);
  background:rgba(11,17,32,0.85);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-right:1px solid var(--border);
  display:flex; flex-direction:column; justify-content:space-between;
  padding:28px 20px; z-index:100;
  transition:transform 0.35s var(--ease);
}
@media (max-width: 980px){
  .sidebar{
    transform:translateX(-100%);
    top:56px;
  }
  .sidebar.open{ transform:translateX(0); }
}

.brand{ display:flex; align-items:center; gap:12px; }
.logo-mark{
  width:40px; height:40px; object-fit:contain;
  flex-shrink:0;
  filter:drop-shadow(0 0 14px rgba(37,99,235,0.45));
}
.brand-text{
  font-family:var(--font-display); font-weight:700; font-size:16px; letter-spacing:0.02em;
  display:flex; flex-direction:column; line-height:1.2;
}
.brand-text small{
  font-family:var(--font-mono); font-weight:400; font-size:9px; letter-spacing:0.15em;
  color:var(--text-secondary);
}

.side-nav{ display:flex; flex-direction:column; gap:2px; margin-top:44px; flex:1; overflow-y:auto; }
.nav-link{
  display:flex; align-items:center; gap:12px;
  padding:11px 14px; border-radius:10px;
  color:var(--text-secondary); font-size:14.5px; font-weight:500;
  transition:background 0.2s var(--ease), color 0.2s var(--ease);
  position:relative;
}
.nav-ico{ font-size:6px; color:var(--accent-hover); opacity:0.6; transition:opacity 0.2s; }
.nav-link:hover{ background:rgba(255,255,255,0.04); color:var(--text-primary); }
.nav-link.active{ background:var(--accent-soft); color:var(--text-primary); }
.nav-link.active .nav-ico{ opacity:1; }

.sidebar-bottom{ display:flex; flex-direction:column; gap:10px; }
.social-row{ display:flex; gap:10px; justify-content:center; margin-top:6px; }
.social-ico{
  width:44px; height:44px; border-radius:10px; border:1px solid var(--border);
  display:flex; align-items:center; justify-content:center;
  font-family:var(--font-mono); font-size:14px; font-weight:600; color:var(--text-secondary);
  transition:all 0.2s var(--ease);
}
.social-ico:hover{ border-color:var(--accent-hover); color:var(--accent-hover); background:var(--accent-soft); }
.social-ico-img{
  width:20px; height:20px; display:block;
  filter:invert(1) brightness(0.8);
  transition:filter 0.2s var(--ease);
}
.social-ico:hover .social-ico-img{ filter:invert(1) brightness(1); }

.sidebar-scrim{
  display:none; position:fixed; inset:0; background:rgba(0,0,0,0.6); z-index:90;
}
.sidebar-scrim.show{ display:block; }

/* mobile top bar */
.mobile-topbar{
  display:none; position:fixed; top:0; left:0; right:0; height:56px; z-index:110;
  background:rgba(5,8,22,0.92); backdrop-filter:blur(12px); -webkit-backdrop-filter:blur(12px);
  align-items:center; justify-content:space-between; padding:0 18px;
  border-bottom:1px solid var(--border);
  /* Without this, some mobile browsers (notably iOS Safari) don't actually
     paint a fixed + backdrop-filter element until the page is scrolled once —
     it just doesn't render on initial load. Forcing it onto its own GPU
     layer immediately fixes that "logo appears after scrolling" bug. */
  transform:translateZ(0);
  -webkit-transform:translateZ(0);
}
.mobile-logo{ display:flex; align-items:center; gap:10px; font-family:var(--font-display); font-weight:700; font-size:15px; letter-spacing:0.02em; }
.mobile-logo .logo-mark{ width:30px; height:30px; }
@media (max-width: 980px){ .mobile-topbar{ display:flex; } body{ padding-top:0; } .section{padding-top:100px;} .hero{padding-top:130px !important;} }

.hamburger{ background:none; border:none; width:28px; height:20px; position:relative; }
.hamburger span{
  position:absolute; left:0; width:100%; height:2px; background:#fff; border-radius:2px;
  transition:transform 0.3s var(--ease), opacity 0.3s;
}
.hamburger span:nth-child(1){ top:0; }
.hamburger span:nth-child(2){ top:9px; }
.hamburger span:nth-child(3){ top:18px; }
.hamburger.open span:nth-child(1){ transform:translateY(9px) rotate(45deg); }
.hamburger.open span:nth-child(2){ opacity:0; }
.hamburger.open span:nth-child(3){ transform:translateY(-9px) rotate(-45deg); }

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:13px 24px; border-radius:10px; border:1px solid transparent;
  font-size:14.5px; font-weight:600; transition:all 0.2s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg, var(--accent-hover), var(--accent));
  color:#fff; box-shadow:0 4px 20px rgba(37,99,235,0.35);
}
.btn-primary:hover{ transform:translateY(-2px); box-shadow:0 8px 28px rgba(37,99,235,0.5); }
.btn-outline{ border-color:var(--border); color:var(--text-primary); }
.btn-outline:hover{ border-color:var(--accent-hover); background:var(--accent-soft); }
.btn-ghost{ background:rgba(255,255,255,0.03); color:var(--text-secondary); border-color:var(--border); }
.btn-ghost:hover{ color:var(--text-primary); border-color:var(--accent-hover); }
.btn-block{ width:100%; }
.btn-lg{ padding:16px 34px; font-size:16px; }

/* ============ HERO ============ */
.hero{
  min-height:100vh; display:flex; align-items:center; padding-top:0;
  overflow:hidden;
}
.hero-bg{
  position:absolute; inset:0; z-index:-1;
  background:
    radial-gradient(ellipse 900px 600px at 15% 20%, rgba(37,99,235,0.16), transparent 60%),
    radial-gradient(ellipse 700px 500px at 85% 80%, rgba(37,99,235,0.10), transparent 60%),
    linear-gradient(180deg, #000000 0%, var(--bg-navy) 45%, #000000 100%);
}
.hero-bg::before{
  content:''; position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size:52px 52px;
  mask-image:radial-gradient(ellipse 800px 600px at 30% 40%, black, transparent 70%);
}
.hero-grid{
  display:grid; grid-template-columns:1.1fr 0.9fr; gap:40px; align-items:center;
  padding:0 64px; width:100%;
}
@media (max-width: 980px){
  .hero-grid{ grid-template-columns:1fr; padding:0 24px; text-align:left; }
  /* On mobile the grid collapses to one column, and DOM order (copy, then
     visual) would put all the hero text before the logo — visitors would
     scroll past a wall of text before seeing the logo at all. Reordering
     visually here (not in the HTML) puts the logo first without changing
     the actual reading/DOM order screen readers rely on. */
  .hero-visual{ order:-1; margin-top:24px; }
  .hero-copy{ order:1; }
}

.hero-title{ font-size:clamp(34px, 5vw, 58px); line-height:1.08; margin:18px 0 22px; }
.hero-title .hl{
  background:linear-gradient(135deg, var(--accent-hover), #93c5fd);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.hero-tagline{
  font-family:var(--font-mono); font-size:12px; letter-spacing:0.15em; color:var(--accent-hover);
  margin:0 0 18px; text-transform:uppercase;
}
.hero-sub{ font-size:17px; color:var(--text-secondary); max-width:520px; margin-bottom:32px; }
.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; margin-bottom:28px; }
.section-actions{ margin-top:28px; margin-bottom:0; }
.trust-badges{
  list-style:none; margin:0 0 32px; padding:0; display:flex; flex-wrap:wrap; gap:10px 22px;
  font-size:13px; color:var(--text-secondary);
}
.trust-badges li{ white-space:nowrap; }

.hero-stats{ display:flex; gap:36px; flex-wrap:wrap; }
.stat{ display:flex; flex-direction:column; }
.stat-num{ font-family:var(--font-display); font-size:30px; font-weight:700; color:#fff; }
.stat-label{ font-size:12.5px; color:var(--text-secondary); margin-top:2px; }

.hero-visual{ position:relative; display:flex; justify-content:center; align-items:center; min-height:420px; }
.orbit-svg{ position:absolute; inset:0; width:100%; max-width:480px; margin:auto; }
.hero-logo{
  position:relative; z-index:2; width:62%; max-width:300px;
  filter:drop-shadow(0 0 46px rgba(37,99,235,0.45));
  animation:cubeFloat 6s ease-in-out infinite;
}
@keyframes cubeFloat{
  0%,100%{ transform:translateY(0); }
  50%{ transform:translateY(-16px); }
}
@media (max-width: 980px){ .hero-visual{ min-height:320px; margin-top:24px; } }

.scroll-cue{
  position:absolute; bottom:32px; left:50%; transform:translateX(-50%);
  background:none; border:1px solid var(--border); color:var(--text-secondary);
  width:38px; height:38px; border-radius:50%; animation:bob 2s ease-in-out infinite;
}
@keyframes bob{ 0%,100%{ transform:translate(-50%,0);} 50%{ transform:translate(-50%,8px);} }

/* ============ MARQUEE ============ */
.marquee-section{ padding:60px 0; }
.marquee-label{
  text-align:center; font-family:var(--font-mono); font-size:11px; letter-spacing:0.2em;
  color:var(--text-muted); text-transform:uppercase; margin-bottom:10px;
}
.marquee-sub{
  text-align:center; color:var(--text-secondary); font-size:14px; max-width:560px;
  margin:0 auto 28px;
}
.marquee{ overflow:hidden; -webkit-mask-image:linear-gradient(90deg, transparent, black 10%, black 90%, transparent); mask-image:linear-gradient(90deg, transparent, black 10%, black 90%, transparent); }
.marquee-track{
  display:flex; gap:64px; width:max-content;
  animation:scrollMarquee 32s linear infinite;
}
.marquee-track span{
  font-family:var(--font-mono); font-size:15px; color:var(--text-secondary);
  white-space:nowrap;
}
@keyframes scrollMarquee{ from{ transform:translateX(0); } to{ transform:translateX(-50%); } }

/* ============ CARD GRID ============ */
.card-grid{ display:grid; gap:22px; }
.services-grid{ grid-template-columns:repeat(3, 1fr); }
.why-grid{ grid-template-columns:repeat(3, 1fr); }
@media (max-width: 900px){ .services-grid, .why-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width: 620px){ .services-grid, .why-grid{ grid-template-columns:1fr; } }

.service-card{
  background:var(--bg-card); border:1px solid var(--border); border-radius:var(--radius);
  padding:30px; transition:transform 0.25s var(--ease), border-color 0.25s, background 0.25s;
}
.service-card:hover{ transform:translateY(-6px); border-color:var(--accent-hover); background:var(--bg-card-hover); }

/* challenges */
.challenge-grid{ grid-template-columns:repeat(3, 1fr); }
@media (max-width: 900px){ .challenge-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width: 620px){ .challenge-grid{ grid-template-columns:1fr; } }
.challenge-card{
  background:var(--bg-card); border:1px solid var(--border); border-radius:var(--radius);
  padding:28px; text-align:center; transition:transform 0.25s var(--ease), border-color 0.25s;
}
.challenge-card:hover{ transform:translateY(-4px); border-color:var(--accent-hover); }
.challenge-from{ color:var(--text-secondary); font-size:14.5px; margin:0 0 10px; }
.challenge-arrow{ color:var(--accent-hover); font-size:18px; margin:0 0 10px; }
.challenge-to{ font-family:var(--font-display); font-weight:600; font-size:16.5px; margin:0; }
.service-ico{
  font-family:var(--font-mono); font-size:13px; color:var(--accent-hover);
  width:38px; height:38px; border:1px solid var(--border); border-radius:9px;
  display:flex; align-items:center; justify-content:center; margin-bottom:18px;
}
.service-card h3{ font-size:18px; margin-bottom:10px; }
.service-card > p{ color:var(--text-secondary); font-size:14.5px; margin:0 0 20px; }
.service-detail{ margin-bottom:16px; }
.service-detail:last-child{ margin-bottom:0; }
.service-label{
  font-family:var(--font-mono); font-size:10.5px; letter-spacing:0.08em; text-transform:uppercase;
  color:var(--text-muted); margin:0 0 8px;
}
.service-list{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:4px; }
.service-list li{ font-size:13.5px; color:var(--text-secondary); padding-left:14px; position:relative; }
.service-list li::before{ content:'—'; position:absolute; left:0; color:var(--accent-hover); }

/* solutions */
.solutions-list{ display:flex; flex-direction:column; border-top:1px solid var(--border); }
.solution-row{
  display:flex; justify-content:space-between; align-items:center; gap:24px;
  padding:22px 4px; border-bottom:1px solid var(--border);
  transition:padding-left 0.25s var(--ease), background 0.25s;
}
.solution-row:hover{ padding-left:14px; background:rgba(255,255,255,0.02); }
.solution-q{ font-family:var(--font-display); font-weight:600; font-size:17px; flex:1; }
.solution-a{ color:var(--text-secondary); font-size:14.5px; flex:1; text-align:right; }
@media (max-width: 700px){ .solution-row{ flex-direction:column; align-items:flex-start; gap:6px; } .solution-a{ text-align:left; } }

/* projects */
.filter-row{ display:flex; gap:10px; margin-bottom:32px; flex-wrap:wrap; }
.filter-chip{
  background:var(--bg-card); border:1px solid var(--border); color:var(--text-secondary);
  padding:9px 18px; border-radius:999px; font-size:13.5px; font-weight:500;
  transition:all 0.2s var(--ease);
}
.filter-chip:hover{ color:#fff; border-color:var(--accent-hover); }
.filter-chip.active{ background:var(--accent-soft); color:var(--accent-hover); border-color:var(--accent-hover); }

.project-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
@media (max-width: 980px){ .project-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width: 640px){ .project-grid{ grid-template-columns:1fr; } }

.project-card{
  background:var(--bg-card); border:1px solid var(--border); border-radius:var(--radius);
  overflow:hidden; transition:transform 0.3s var(--ease), border-color 0.3s;
}
.project-card:hover{ transform:translateY(-6px); border-color:var(--accent-hover); }
.project-card.hidden{ display:none; }
.thumb-img{ width:100%; display:block; height:auto; cursor:zoom-in; }
.placeholder-thumb{
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:8px;
  background:
    repeating-linear-gradient(135deg, rgba(255,255,255,0.02) 0 10px, transparent 10px 20px),
    var(--bg-navy);
  border-bottom:1px dashed var(--border);
}
.upload-ico{
  width:36px; height:36px; border-radius:50%; border:1px dashed var(--border);
  display:flex; align-items:center; justify-content:center; font-size:18px; color:var(--text-muted);
}
.upload-text{ font-size:12px; color:var(--text-muted); font-family:var(--font-mono); }
.project-thumb.placeholder-thumb{ aspect-ratio:400/220; }
.project-body{ padding:24px; }
.project-body h3{ font-size:18px; margin-bottom:8px; }
.project-body p{ color:var(--text-secondary); font-size:14px; margin:0 0 16px; }
.tag-row{ display:flex; gap:8px; flex-wrap:wrap; margin-bottom:18px; }
.tag-row span{
  font-family:var(--font-mono); font-size:11px; color:var(--accent-hover);
  background:var(--accent-soft); padding:4px 10px; border-radius:999px;
}
.link-btn{
  background:none; border:none; color:var(--accent-hover); font-size:14px; font-weight:600; padding:0;
}
.link-btn:hover{ text-decoration:underline; }
.project-links{ display:flex; align-items:center; gap:18px; flex-wrap:wrap; }
.project-github-ico{ width:32px; height:32px; border-radius:8px; }
.project-github-ico .social-ico-img{ width:16px; height:16px; }

/* process timeline */
.timeline{
  display:flex; gap:0; overflow-x:auto; overflow-y:hidden; padding-bottom:12px;
}
.timeline-step{
  flex:1; min-width:150px; position:relative; padding:0 16px 0 0; text-align:left;
}
.tl-dot{
  width:38px; height:38px; border-radius:50%; border:2px solid var(--accent-hover);
  display:flex; align-items:center; justify-content:center; font-family:var(--font-mono);
  font-size:13px; color:var(--accent-hover); margin-bottom:16px; background:var(--bg-black); position:relative; z-index:2;
}
.timeline-step:not(:last-child)::after{
  content:''; position:absolute; top:19px; left:38px; right:-16px; height:1px;
  background:var(--border);
}
.timeline-step h4{ font-size:15px; margin-bottom:6px; }
.timeline-step p{ font-size:13px; color:var(--text-secondary); margin:0 0 4px; }
.tl-deliverable{ font-size:12px; color:var(--text-muted); }
.timeline-step .tl-time{ font-family:var(--font-mono); font-size:11px; color:var(--accent-hover); margin:0; }

/* tech stack */
.stack-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
@media (max-width: 900px){ .stack-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width: 560px){ .stack-grid{ grid-template-columns:1fr; } }
.stack-group{ background:var(--bg-card); border:1px solid var(--border); border-radius:var(--radius); padding:24px; }
.stack-group h4{ font-size:12px; font-family:var(--font-mono); letter-spacing:0.1em; color:var(--text-muted); text-transform:uppercase; margin-bottom:16px; }
.stack-pills{ display:flex; flex-wrap:wrap; gap:8px; }
.stack-pills span{
  font-size:13px; padding:6px 12px; border-radius:8px; background:rgba(255,255,255,0.04);
  border:1px solid var(--border); color:var(--text-secondary); transition:all 0.2s;
  display:inline-flex; align-items:center; gap:7px;
}
.stack-pills span:hover{ border-color:var(--accent-hover); color:#fff; }
.pill-ico{ width:14px; height:14px; flex-shrink:0; opacity:0.85; }
.stack-pills span:hover .pill-ico{ opacity:1; }

/* why */
.why-card{
  background:var(--bg-card); border:1px solid var(--border); border-radius:var(--radius);
  padding:26px; display:flex; flex-direction:column; gap:14px; transition:transform 0.25s var(--ease), border-color 0.25s;
}
.why-card:hover{ transform:translateY(-4px); border-color:var(--accent-hover); }
.why-check{
  width:32px; height:32px; border-radius:8px; background:var(--accent-soft); color:var(--accent-hover);
  display:flex; align-items:center; justify-content:center; font-weight:700;
}
.why-card h4{ font-size:15.5px; font-weight:600; }

/* founders */
.founder-grid{ display:grid; grid-template-columns:repeat(2, minmax(0,1fr)); gap:24px; max-width:760px; }
@media (max-width: 620px){ .founder-grid{ grid-template-columns:1fr; } }
.founder-card{
  background:var(--bg-card); border:1px solid var(--border); border-radius:var(--radius);
  padding:32px; text-align:center; transition:transform 0.25s var(--ease), border-color 0.25s;
}
.founder-card:hover{ transform:translateY(-4px); border-color:var(--accent-hover); }
.founder-avatar{
  width:104px; height:104px; border-radius:50%; margin:0 auto 20px;
  overflow:hidden;
}
/* micro-interactions: skeleton loading placeholder while a real image loads */
.founder-avatar img{
  width:100%; height:100%; object-fit:cover; display:block;
}
.img-skeleton{
  position:relative; overflow:hidden;
  background:linear-gradient(90deg, var(--bg-card) 25%, var(--bg-card-hover) 50%, var(--bg-card) 75%);
  background-size:200% 100%;
  animation:skeletonShimmer 1.4s ease-in-out infinite;
}
@keyframes skeletonShimmer{
  0%{ background-position:200% 0; }
  100%{ background-position:-200% 0; }
}
.img-skeleton img{ opacity:0; }
.founder-avatar.placeholder-thumb{ background:rgba(255,255,255,0.03); border:1px dashed var(--border); }
.founder-card h3{ font-size:18px; margin-bottom:4px; }
.founder-role{
  font-family:var(--font-mono); font-size:11.5px; letter-spacing:0.08em; text-transform:uppercase;
  color:var(--accent-hover); margin:0 0 14px;
}
.founder-bio{ color:var(--text-secondary); font-size:14px; margin:0 0 18px; }
.founder-card .social-row{ justify-content:center; }

/* industries */
.industry-row{ display:flex; flex-wrap:wrap; gap:14px; }
.deliverables-row{ display:flex; flex-wrap:wrap; gap:14px; }
.deliverables-row span{
  padding:12px 22px; border-radius:999px; font-size:14px;
  background:var(--accent-soft); color:var(--accent-hover); border:1px solid transparent;
}
.hire-row{ display:flex; flex-wrap:wrap; gap:12px; }
.industry-row span{
  padding:12px 22px; border:1px solid var(--border); border-radius:999px;
  font-size:14px; color:var(--text-secondary); transition:all 0.2s;
}
.industry-row span:hover{ border-color:var(--accent-hover); color:#fff; background:var(--accent-soft); }

/* estimator */
.estimator{
  display:grid; grid-template-columns:1fr 1fr; gap:24px;
  background:var(--bg-card); border:1px solid var(--border); border-radius:var(--radius); padding:36px;
}
@media (max-width: 700px){ .estimator{ grid-template-columns:1fr; } }
.estimator-form{ display:flex; flex-direction:column; gap:16px; }
.estimator-form label{ display:flex; flex-direction:column; gap:6px; font-size:13px; color:var(--text-secondary); }
.estimator-result{ display:flex; flex-direction:column; justify-content:center; align-items:flex-start; border-left:1px solid var(--border); padding-left:32px; }
@media (max-width: 700px){ .estimator-result{ border-left:none; border-top:1px solid var(--border); padding-left:0; padding-top:24px; } }
.est-label{ font-size:12px; color:var(--text-muted); text-transform:uppercase; letter-spacing:0.1em; font-family:var(--font-mono); margin:0 0 8px; }
.est-value{ font-family:var(--font-display); font-size:32px; font-weight:700; color:var(--accent-hover); margin:0 0 12px; }
.est-note{ font-size:13px; color:var(--text-secondary); margin:0 0 18px; }
.est-cta{ align-self:flex-start; }

select, input, textarea{
  background:rgba(255,255,255,0.03); border:1px solid var(--border); border-radius:8px;
  padding:11px 14px; color:#fff; font-size:14px; font-family:inherit; width:100%;
}
select:focus, input:focus, textarea:focus{ border-color:var(--accent-hover); }
select{
  appearance:none;
  background-color:var(--bg-card);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none' stroke='%23A1A1AA' stroke-width='1.6'%3E%3Cpath d='M5 7l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 12px center;
  background-size:16px;
  padding-right:38px;
}
/* Chromium/Edge render <option> using the select's own colors when set explicitly;
   Firefox and Safari fall back to the OS theme regardless, but this covers the
   majority case and matches the screenshot's browser (white option list). */
select option{
  background-color:var(--bg-card);
  color:var(--text-primary);
}

/* faq */
.accordion{ max-width:760px; }
.acc-item{ border-bottom:1px solid var(--border); }
.acc-trigger{
  width:100%; background:none; border:none; color:#fff; text-align:left;
  padding:22px 0; font-size:16px; font-weight:500; display:flex; justify-content:space-between; align-items:center;
  font-family:var(--font-body);
}
.acc-plus{ color:var(--accent-hover); font-size:20px; transition:transform 0.3s var(--ease); flex-shrink:0; margin-left:16px; }
.acc-item.open .acc-plus{ transform:rotate(45deg); }
.acc-panel{ max-height:0; overflow:hidden; transition:max-height 0.35s var(--ease); }
.acc-panel p{ color:var(--text-secondary); padding:0 0 22px; margin:0; font-size:14.5px; line-height:1.7; }

/* CTA banner */
.cta-banner{
  text-align:center; border-radius:28px; margin:60px auto; max-width:1300px;
  padding:100px 40px; position:relative; overflow:hidden;
}
.cta-bg{
  position:absolute; inset:0; z-index:-1;
  background:
    radial-gradient(ellipse 700px 400px at 50% 0%, rgba(37,99,235,0.35), transparent 70%),
    linear-gradient(135deg, var(--bg-navy), #0d1526);
  border:1px solid var(--border); border-radius:28px;
}
.cta-banner h2{ font-size:clamp(28px,4vw,42px); margin-bottom:14px; }
.cta-banner p{ color:var(--text-secondary); font-size:17px; margin-bottom:32px; }

/* contact */
.contact-grid{ display:grid; grid-template-columns:0.85fr 1.15fr; gap:60px; }
@media (max-width: 900px){ .contact-grid{ grid-template-columns:1fr; } }
.contact-list{ margin:28px 0; display:flex; flex-direction:column; gap:16px; }
.contact-list li{ display:flex; flex-direction:column; gap:2px; font-size:14.5px; }
.contact-list strong{ color:var(--text-muted); font-size:11px; text-transform:uppercase; letter-spacing:0.08em; font-family:var(--font-mono); }
.contact-list a{ color:inherit; }
.contact-list a:hover{ color:var(--accent-hover); }
.contact-form{ display:flex; flex-direction:column; gap:16px; }
.contact-form[hidden]{ display:none; }
.hp-field{ position:absolute; left:-9999px; width:1px; height:1px; opacity:0; pointer-events:none; }
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
@media (max-width: 560px){ .form-row{ grid-template-columns:1fr; } }
.contact-form label{ display:flex; flex-direction:column; gap:6px; font-size:13px; color:var(--text-secondary); }
.contact-form label.full{ grid-column:1/-1; }
.contact-form .checkbox-label{
  display:flex; flex-direction:row; align-items:center; gap:10px;
  font-size:14px; color:var(--text-secondary); cursor:pointer;
}
.checkbox-label input[type="checkbox"]{ width:auto; accent-color:var(--accent-hover); }
.form-note{ font-size:12px; color:var(--text-muted); margin:0; }
.form-note a{ color:var(--accent-hover); }

.form-success{
  text-align:center; padding:60px 20px; display:flex; flex-direction:column; align-items:center;
}
/* .form-success sets display:flex unconditionally above, which silently
   overrides the browser's default [hidden]{display:none} behavior — without
   this rule, the "Thank you!" panel is visible on page load instead of only
   after a successful submission. */
.form-success[hidden]{ display:none; }
.success-check{
  width:60px; height:60px; border-radius:50%; background:var(--accent-soft); color:var(--accent-hover);
  display:flex; align-items:center; justify-content:center; font-size:28px; margin-bottom:20px;
  animation:pop 0.4s var(--ease);
}
@keyframes pop{ from{ transform:scale(0.5); opacity:0; } to{ transform:scale(1); opacity:1; } }
.form-success p{ color:var(--text-secondary); }

/* footer */
.footer{ border-top:1px solid var(--border); padding:64px 64px 28px; max-width:1400px; margin:0 auto; }
@media (max-width: 640px){ .footer{ padding:56px 20px 24px; } }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr 1fr; gap:32px; margin-bottom:48px; }
@media (max-width: 900px){ .footer-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width: 560px){ .footer-grid{ grid-template-columns:1fr; } }
.footer-brand p{ color:var(--text-secondary); font-size:13.5px; margin-top:14px; max-width:260px; }
.footer-col h5{ font-family:var(--font-mono); font-size:11px; text-transform:uppercase; letter-spacing:0.1em; color:var(--text-muted); margin-bottom:16px; }
.footer-col{ display:flex; flex-direction:column; gap:10px; }
.footer-col a{ color:var(--text-secondary); font-size:14px; transition:color 0.2s; }
.footer-col a:hover{ color:var(--accent-hover); }
.footer-bottom{ text-align:center; color:var(--text-muted); font-size:13px; border-top:1px solid var(--border); padding-top:24px; }

/* ============ MODAL ============ */
.modal-overlay{
  position:fixed; inset:0; background:rgba(0,0,0,0.7); backdrop-filter:blur(4px);
  display:flex; align-items:center; justify-content:center; z-index:500;
  opacity:0; pointer-events:none; transition:opacity 0.25s var(--ease); padding:20px;
}
.modal-overlay.show{ opacity:1; pointer-events:auto; }
.modal{
  background:var(--bg-card); border:1px solid var(--border); border-radius:18px;
  max-width:640px; width:100%; max-height:85vh; overflow-y:auto; padding:40px;
  position:relative; transform:translateY(20px) scale(0.97); transition:transform 0.3s var(--ease);
}
.modal-overlay.show .modal{ transform:translateY(0) scale(1); }
.modal-close{
  position:absolute; top:18px; right:18px; background:rgba(255,255,255,0.05); border:1px solid var(--border);
  color:#fff; width:34px; height:34px; border-radius:50%; font-size:18px;
}
.modal h3{ font-size:24px; margin-bottom:6px; }
.modal .modal-tag{ color:var(--accent-hover); font-family:var(--font-mono); font-size:12px; margin-bottom:20px; display:block; }
.modal p{ color:var(--text-secondary); font-size:14.5px; line-height:1.7; margin:0 0 14px; }
.modal h4{ font-size:14px; margin:22px 0 8px; color:#fff; }
.modal-impact{ list-style:none; margin:0 0 14px; padding:0; display:flex; flex-direction:column; gap:6px; }
.modal-impact li{ font-size:14.5px; color:var(--text-secondary); padding-left:18px; position:relative; }
.modal-impact li::before{ content:'✓'; position:absolute; left:0; color:var(--accent-hover); font-weight:700; }
.modal .tag-row{ margin-bottom:0; }

/* ============ IMAGE LIGHTBOX ============ */
.lightbox-overlay{
  position:fixed; inset:0; background:rgba(0,0,0,0.9);
  display:flex; align-items:center; justify-content:center; z-index:600;
  opacity:0; pointer-events:none; transition:opacity 0.25s var(--ease); padding:40px;
}
.lightbox-overlay.show{ opacity:1; pointer-events:auto; }
.lightbox-img{
  max-width:100%; max-height:100%; border-radius:12px;
  box-shadow:0 20px 80px rgba(0,0,0,0.6);
  transform:scale(0.96); transition:transform 0.25s var(--ease);
}
.lightbox-overlay.show .lightbox-img{ transform:scale(1); }
.lightbox-close{
  position:fixed; top:24px; right:24px; background:rgba(255,255,255,0.08); border:1px solid var(--border);
  color:#fff; width:44px; height:44px; border-radius:50%; font-size:22px; z-index:601;
}
.lightbox-close:hover{ border-color:var(--accent-hover); background:rgba(255,255,255,0.14); }

/* ============ BACK TO TOP ============ */
.back-to-top{
  position:fixed; bottom:28px; left:28px; width:44px; height:44px; border-radius:50%;
  background:var(--bg-card); border:1px solid var(--border); color:#fff; font-size:16px;
  z-index:300; opacity:0; pointer-events:none; transition:all 0.25s var(--ease);
}
.back-to-top.show{ opacity:1; pointer-events:auto; }
.back-to-top:hover{ border-color:var(--accent-hover); transform:translateY(-3px); }
@media (max-width: 700px){ .back-to-top{ left:16px; bottom:16px; } }