/* ==========================================================================
   Innovation Apps — Studio site
   Tokens
   ========================================================================== */
:root{
  --ink:        #14141c;
  --ink-soft:   #55566a;
  --ink-faint:  #8b8ca0;
  --paper:      #f4f4f4;
  --paper-alt:  #ffffff;
  --indigo:     #667eea;
  --violet:     #764ba2;
  --lav-tint:   #eef0fc;
  --lav-line:   #dfe1f5;
  --line:       rgba(20,20,28,.10);
  --gradient:   linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-soft: linear-gradient(135deg, rgba(102,126,234,.14) 0%, rgba(118,75,162,.14) 100%);
  --shadow-card: 0 1px 2px rgba(20,20,28,.04), 0 12px 32px -12px rgba(20,20,28,.14);
  --shadow-lift: 0 24px 60px -20px rgba(102,126,234,.45);
  --radius: 20px;
  --radius-sm: 12px;
  --maxw: 1180px;
  --ease: cubic-bezier(.22,.9,.32,1);
}

*, *::before, *::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4{
  font-family:'Space Grotesk', 'Inter', sans-serif;
  color:var(--ink);
  margin:0;
  letter-spacing:-.01em;
}

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

.wrap{ max-width:var(--maxw); margin:0 auto; padding:0 32px; }
section{ position:relative; }
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-family:'Space Grotesk', sans-serif;
  font-size:13px; font-weight:600; letter-spacing:.08em; text-transform:uppercase;
  color:var(--violet);
}
.eyebrow::before{
  content:''; width:6px; height:6px; border-radius:50%;
  background:var(--gradient);
}

.visually-hidden{
  position:absolute; width:1px; height:1px; padding:0; margin:-1px;
  overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0;
}

/* focus visibility */
a:focus-visible, button:focus-visible{
  outline:2px solid var(--indigo);
  outline-offset:3px;
  border-radius:4px;
}

/* ==========================================================================
   Nav
   ========================================================================== */
.nav{
  position:sticky; top:0; z-index:50;
  background:rgba(244,244,244,.78);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .3s var(--ease), background .3s var(--ease);
}
.nav.is-scrolled{ border-bottom-color:var(--line); }
.nav .wrap{ display:flex; align-items:center; justify-content:space-between; height:76px; }

.brand{ display:flex; align-items:center; gap:12px; }
.brand-mark{
  width:38px; height:38px; border-radius:11px;
  background:var(--gradient);
  display:flex; align-items:center; justify-content:center;
  font-family:'Space Grotesk', sans-serif;
  font-weight:700; font-size:16px; color:#fff;
  flex-shrink:0;
}
.brand-mark span:first-child{ font-weight:400; }
.brand-word{
  font-family:'Space Grotesk', sans-serif;
  font-weight:600; font-size:17px; letter-spacing:-.01em;
}
.brand-word small{
  display:block; font-family:'Inter',sans-serif; font-weight:500;
  font-size:11px; letter-spacing:.06em; text-transform:uppercase; color:var(--ink-faint);
  margin-top:1px;
}

.nav-links{ display:flex; align-items:center; gap:36px; }
.nav-links a{
  font-size:14.5px; font-weight:500; color:var(--ink-soft);
  position:relative; padding:4px 0;
  transition:color .2s var(--ease);
}
.nav-links a:hover{ color:var(--ink); }
.nav-links a::after{
  content:''; position:absolute; left:0; right:100%; bottom:-2px; height:2px;
  background:var(--gradient); transition:right .25s var(--ease); border-radius:2px;
}
.nav-links a:hover::after{ right:0; }

.nav-cta{
  display:inline-flex; align-items:center; gap:8px;
  background:var(--ink); color:#fff;
  padding:10px 18px; border-radius:999px;
  font-size:14px; font-weight:600;
  transition:transform .2s var(--ease), background .2s var(--ease);
}
.nav-cta:hover{ background:var(--violet); transform:translateY(-1px); }

.nav-toggle{
  display:none; background:none; border:0; padding:8px;
  flex-direction:column; gap:5px;
}
.nav-toggle span{ width:22px; height:2px; background:var(--ink); border-radius:2px; }

.mobile-menu{
  display:flex; flex-direction:column; gap:2px;
  border-top:1px solid var(--line); background:var(--paper-alt);
}
.mobile-menu a{
  padding:16px 32px; font-size:15px; font-weight:500; color:var(--ink-soft);
  border-bottom:1px solid var(--line);
}
.mobile-menu[hidden]{ display:none; }
@media (max-width:720px){ .nav-toggle{ display:flex; } }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{ padding:96px 0 60px; overflow:hidden; }
.hero .wrap{
  display:grid; grid-template-columns:1.05fr .95fr; gap:56px; align-items:center;
}
.hero-copy h1{
  font-size:clamp(40px, 5.6vw, 64px);
  line-height:1.03;
  font-weight:600;
  max-width:15ch;
}
.hero-copy h1 em{
  font-style:normal;
  background:var(--gradient);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-eyebrow{ margin-bottom:22px; }
.hero-copy p.lede{
  margin-top:22px; font-size:18px; line-height:1.65; color:var(--ink-soft);
  max-width:46ch;
}
.hero-actions{ display:flex; align-items:center; gap:18px; margin-top:36px; flex-wrap:wrap; }

.btn-primary{
  display:inline-flex; align-items:center; gap:10px;
  background:var(--gradient); color:#fff;
  padding:15px 26px; border-radius:999px;
  font-size:15px; font-weight:600;
  box-shadow:var(--shadow-lift);
  transition:transform .25s var(--ease), box-shadow .25s var(--ease);
  border:0;
}
.btn-primary:hover{ transform:translateY(-2px); box-shadow:0 28px 70px -18px rgba(102,126,234,.6); }

.btn-ghost{
  display:inline-flex; align-items:center; gap:8px;
  color:var(--ink); font-weight:600; font-size:15px;
  padding:15px 4px; border-bottom:1px solid var(--ink);
  transition:opacity .2s var(--ease), gap .2s var(--ease);
}
.btn-ghost:hover{ opacity:.65; gap:12px; }

.hero-meta{
  display:flex; gap:40px; margin-top:56px; padding-top:28px; border-top:1px solid var(--line);
}
.hero-meta div b{
  display:block; font-family:'Space Grotesk',sans-serif; font-size:26px; font-weight:600;
}
.hero-meta div span{ font-size:13px; color:var(--ink-faint); }

/* hero device stack — the signature element */
.hero-visual{ position:relative; height:560px; }
.device{
  position:absolute; width:222px; border-radius:30px;
  background:#0d0d0f; padding:8px;
  box-shadow:0 40px 80px -20px rgba(20,20,28,.35), 0 0 0 1px rgba(20,20,28,.06);
}
.device img{ border-radius:23px; display:block; width:100%; }
.device.d1{ top:0; left:38%; z-index:3; transform:rotate(-2deg); animation:float1 7s ease-in-out infinite; }
.device.d2{ top:130px; left:0; z-index:2; width:196px; opacity:.9; transform:rotate(-9deg); animation:float2 8s ease-in-out infinite; }
.device.d3{ top:180px; right:-6px; z-index:1; width:190px; opacity:.85; transform:rotate(8deg); animation:float3 7.5s ease-in-out infinite; }

.hero-glow{
  position:absolute; width:460px; height:460px; border-radius:50%;
  background:radial-gradient(circle, rgba(102,126,234,.35), rgba(118,75,162,0) 70%);
  top:-60px; left:10%; z-index:0; filter:blur(10px);
}

@keyframes float1{ 0%,100%{ transform:rotate(-2deg) translateY(0);} 50%{ transform:rotate(-2deg) translateY(-14px);} }
@keyframes float2{ 0%,100%{ transform:rotate(-9deg) translateY(0);} 50%{ transform:rotate(-9deg) translateY(-10px);} }
@keyframes float3{ 0%,100%{ transform:rotate(8deg) translateY(0);} 50%{ transform:rotate(8deg) translateY(-16px);} }

/* ==========================================================================
   Logo strip / trust
   ========================================================================== */
.strip{ padding:28px 0 64px; }
.strip .wrap{
  display:flex; align-items:center; gap:22px; flex-wrap:wrap;
  padding-top:28px; border-top:1px solid var(--line);
}
.strip span.label{ font-size:13px; color:var(--ink-faint); font-weight:600; letter-spacing:.03em; }
.strip .platforms{ display:flex; gap:12px; flex-wrap:wrap; }
.pill{
  font-size:13px; font-weight:600; color:var(--ink-soft);
  border:1px solid var(--line); padding:8px 14px; border-radius:999px;
  background:var(--paper-alt);
}

/* ==========================================================================
   Studio / principles
   ========================================================================== */
.studio{ padding:80px 0; }
.studio-head{ max-width:640px; margin-bottom:56px; }
.studio-head h2{ font-size:clamp(30px,3.4vw,42px); font-weight:600; margin-top:16px; line-height:1.15; }
.studio-head p{ margin-top:18px; font-size:17px; color:var(--ink-soft); line-height:1.7; }

.principles{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.principle{
  background:var(--paper-alt); border:1px solid var(--line); border-radius:var(--radius);
  padding:32px 28px; transition:transform .3s var(--ease), box-shadow .3s var(--ease);
}
.principle:hover{ transform:translateY(-4px); box-shadow:var(--shadow-card); }
.principle-icon{
  width:44px; height:44px; border-radius:12px; background:var(--gradient-soft);
  display:flex; align-items:center; justify-content:center; margin-bottom:20px;
}
.principle-icon svg{ width:22px; height:22px; stroke:var(--violet); }
.principle h3{ font-size:19px; font-weight:600; }
.principle p{ margin-top:10px; font-size:14.5px; color:var(--ink-soft); line-height:1.65; }

/* ==========================================================================
   Apps
   ========================================================================== */
.apps{ padding:70px 0 90px; }
.apps-head{ display:flex; justify-content:space-between; align-items:end; gap:24px; margin-bottom:48px; flex-wrap:wrap; }
.apps-head h2{ font-size:clamp(30px,3.4vw,42px); font-weight:600; margin-top:16px; }
.apps-head p{ max-width:44ch; color:var(--ink-soft); font-size:16px; margin-top:14px; }

/* featured app case-study card */
.app-feature{
  background:var(--ink); border-radius:28px; overflow:hidden; color:#fff;
  position:relative; isolation:isolate;
}
.app-feature::before{
  content:''; position:absolute; inset:0; z-index:0;
  background:
    radial-gradient(700px 400px at 90% -10%, rgba(102,126,234,.35), transparent 60%),
    radial-gradient(600px 500px at -10% 110%, rgba(118,75,162,.35), transparent 60%);
}
.app-feature-inner{
  position:relative; z-index:1;
  display:grid; grid-template-columns:.95fr 1.05fr; gap:0;
}
.app-feature-copy{ padding:56px 52px; display:flex; flex-direction:column; justify-content:center; }
.app-feature-icon{
  width:64px; height:64px; border-radius:18px; overflow:hidden; margin-bottom:26px;
  box-shadow:0 12px 30px -8px rgba(0,0,0,.5);
}
.app-feature-icon img{ width:100%; height:100%; object-fit:cover; }
.app-feature-tag{
  display:inline-block; font-size:12px; font-weight:700; letter-spacing:.08em; text-transform:uppercase;
  color:#a9b3f5; margin-bottom:14px;
}
.app-feature-copy h3{ font-size:clamp(26px,3vw,34px); font-weight:600; color:#fff; }
.app-feature-copy p.desc{ margin-top:16px; color:#c7c9dd; font-size:15.5px; line-height:1.7; max-width:42ch; }

.feature-list{ list-style:none; margin:26px 0 0; padding:0; display:grid; gap:12px; }
.feature-list li{ display:flex; gap:10px; font-size:14px; color:#dfe0ee; align-items:flex-start; }
.feature-list li::before{
  content:''; width:6px; height:6px; margin-top:7px; border-radius:50%;
  background:var(--gradient); flex-shrink:0;
}

.app-feature-cta{ display:flex; gap:14px; margin-top:32px; flex-wrap:wrap; }
.badge-store{
  display:inline-flex; align-items:center; gap:8px;
  border:1px solid rgba(255,255,255,.22); color:#fff;
  padding:11px 18px; border-radius:12px; font-size:13.5px; font-weight:600;
  background:rgba(255,255,255,.04);
  transition:background .2s var(--ease), border-color .2s var(--ease);
}
.badge-store:hover{ background:rgba(255,255,255,.1); border-color:rgba(255,255,255,.4); }
.badge-store small{ display:block; font-weight:400; font-size:10.5px; color:#9fa2bd; text-transform:uppercase; letter-spacing:.05em; }

.app-feature-gallery{
  position:relative; padding:52px 40px 40px;
  display:flex; align-items:flex-end; gap:20px; overflow:hidden;
}
.shot{
  border-radius:22px; overflow:hidden; flex-shrink:0;
  border:6px solid #101018; box-shadow:0 30px 60px -20px rgba(0,0,0,.55);
  transition:transform .35s var(--ease);
}
.shot:hover{ transform:translateY(-10px); }
.shot img{ width:100%; display:block; }
.shot.s1{ width:190px; z-index:3; }
.shot.s2{ width:190px; margin-bottom:36px; z-index:2; }
.shot.s3{ width:190px; z-index:1; display:none; }
@media (min-width:1240px){ .shot.s3{ display:block; margin-bottom:70px; } }

/* app lab — more apps grid */
.lab{ margin-top:28px; display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.lab-card{
  border:1px dashed var(--lav-line); border-radius:var(--radius);
  background:var(--lav-tint);
  padding:30px 26px; min-height:200px;
  display:flex; flex-direction:column; justify-content:space-between;
}
.lab-card.filled{
  border-style:solid; background:var(--paper-alt); border-color:var(--line);
}
.lab-card .status{
  font-size:11.5px; font-weight:700; letter-spacing:.06em; text-transform:uppercase; color:var(--violet);
}
.lab-card h4{ font-size:19px; font-weight:600; margin-top:14px; }
.lab-card p{ font-size:13.5px; color:var(--ink-soft); margin-top:8px; line-height:1.6; }
.lab-card .arrow{ margin-top:20px; font-size:13px; font-weight:600; color:var(--ink-faint); }

/* ==========================================================================
   Process
   ========================================================================== */
.process{ padding:80px 0 90px; background:var(--paper-alt); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.process-head{ max-width:600px; margin-bottom:52px; }
.process-head h2{ font-size:clamp(30px,3.4vw,42px); font-weight:600; margin-top:16px; }
.process-steps{ display:grid; grid-template-columns:repeat(4,1fr); gap:0; position:relative; }
.process-steps::before{
  content:''; position:absolute; top:22px; left:0; right:0; height:1px;
  background:var(--line);
}
.step{ position:relative; padding-right:24px; }
.step-num{
  width:44px; height:44px; border-radius:50%; background:var(--paper);
  border:1px solid var(--line); display:flex; align-items:center; justify-content:center;
  font-family:'Space Grotesk',sans-serif; font-weight:600; font-size:15px; position:relative; z-index:1;
  margin-bottom:20px; color:var(--violet);
}
.step h4{ font-size:16px; font-weight:600; }
.step p{ margin-top:8px; font-size:13.5px; color:var(--ink-soft); line-height:1.6; }

/* ==========================================================================
   Contact / CTA
   ========================================================================== */
.cta{ padding:90px 0; }
.cta-card{
  background:var(--gradient); border-radius:28px; padding:64px 56px;
  display:grid; grid-template-columns:1.2fr .8fr; gap:40px; align-items:center;
  color:#fff; position:relative; overflow:hidden;
}
.cta-card h2{ font-size:clamp(28px,3.4vw,38px); font-weight:600; color:#fff; max-width:16ch; }
.cta-card p{ margin-top:14px; color:rgba(255,255,255,.85); font-size:15.5px; max-width:42ch; }
.cta-form{ display:flex; flex-direction:column; gap:12px; }
.cta-form label{ font-size:12.5px; font-weight:600; color:rgba(255,255,255,.85); text-transform:uppercase; letter-spacing:.05em; }
.cta-form input, .cta-form textarea{
  width:100%; border:0; border-radius:12px; padding:13px 16px;
  font-family:inherit; font-size:14.5px; background:rgba(255,255,255,.14);
  color:#fff; border:1px solid rgba(255,255,255,.28);
}
.cta-form input::placeholder, .cta-form textarea::placeholder{ color:rgba(255,255,255,.6); }
.cta-form input:focus, .cta-form textarea:focus{ outline:2px solid #fff; outline-offset:2px; }
.cta-form button{
  margin-top:6px; background:#fff; color:var(--violet); font-weight:700;
  border:0; border-radius:999px; padding:14px 20px; font-size:14.5px;
  transition:transform .2s var(--ease);
}
.cta-form button:hover{ transform:translateY(-2px); }
.form-note{ font-size:12.5px; color:rgba(255,255,255,.75); }

/* ==========================================================================
   Footer
   ========================================================================== */
footer{ padding:56px 0 40px; }
.footer-top{
  display:flex; justify-content:space-between; align-items:flex-start; gap:40px; flex-wrap:wrap;
  padding-bottom:36px; border-bottom:1px solid var(--line);
}
.footer-brand p{ margin-top:14px; max-width:32ch; color:var(--ink-soft); font-size:14.5px; }
.footer-links{ display:flex; gap:64px; flex-wrap:wrap; }
.footer-col h5{
  font-size:12.5px; font-weight:700; text-transform:uppercase; letter-spacing:.06em; color:var(--ink-faint);
  margin-bottom:16px;
}
.footer-col a{ display:block; font-size:14.5px; color:var(--ink-soft); margin-bottom:11px; transition:color .2s; }
.footer-col a:hover{ color:var(--ink); }
.footer-bottom{
  display:flex; justify-content:space-between; align-items:center; padding-top:24px; flex-wrap:wrap; gap:12px;
}
.footer-bottom span{ font-size:13px; color:var(--ink-faint); }
.footer-social{ display:flex; gap:14px; }
.footer-social a{
  width:36px; height:36px; border-radius:50%; border:1px solid var(--line);
  display:flex; align-items:center; justify-content:center; transition:border-color .2s, background .2s;
}
.footer-social a:hover{ border-color:var(--violet); background:var(--lav-tint); }
.footer-social svg{ width:16px; height:16px; stroke:var(--ink-soft); }

/* ==========================================================================
   Reveal on scroll
   ========================================================================== */
[data-reveal]{ opacity:0; transform:translateY(18px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
[data-reveal].is-visible{ opacity:1; transform:none; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 980px){
  .hero .wrap{ grid-template-columns:1fr; }
  .hero-visual{ height:420px; margin-top:20px; }
  .principles{ grid-template-columns:1fr 1fr; }
  .app-feature-inner{ grid-template-columns:1fr; }
  .app-feature-gallery{ padding-top:0; }
  .lab{ grid-template-columns:1fr 1fr; }
  .process-steps{ grid-template-columns:1fr 1fr; row-gap:36px; }
  .process-steps::before{ display:none; }
  .cta-card{ grid-template-columns:1fr; }
}
@media (max-width: 720px){
  .wrap{ padding:0 20px; }
  .nav-links{ display:none; }
  .nav-toggle{ display:flex; }
  .nav-cta{ display:none; }
  .hero{ padding:56px 0 40px; }
  .hero-meta{ gap:26px; flex-wrap:wrap; }
  .principles{ grid-template-columns:1fr; }
  .lab{ grid-template-columns:1fr; }
  .process-steps{ grid-template-columns:1fr; }
  .app-feature-copy{ padding:40px 26px; }
  .app-feature-gallery{ padding:0 26px 36px; gap:14px; }
  .cta-card{ padding:44px 28px; }
  .footer-links{ gap:36px; }
  .device.d3{ display:none; }
  .hero-visual{ height:340px; }
  .device{ width:auto; }
  .device.d1{ width:min(46vw, 200px); left:30%; }
  .device.d2{ width:min(40vw, 176px); top:110px; }
  .shot.s1, .shot.s2{ width:min(38vw, 170px); }
  .shot.s2{ margin-bottom:24px; }
}

@media (max-width: 480px){
  .hero-visual{ height:300px; }
  .device.d1{ width:min(50vw, 170px); left:26%; }
  .device.d2{ width:min(42vw, 150px); top:96px; }
  .app-feature-gallery{ gap:10px; }
  .shot.s1, .shot.s2{ width:min(42vw, 145px); }
  .app-feature-icon{ width:56px; height:56px; }
  .badge-store{ padding:10px 14px; font-size:12.5px; }
}