/* =========================================================
   AdMetaVerse — Design Tokens
   ========================================================= */
:root{
  --bg-0:#0B0E16;
  --bg-1:#10141F;
  --bg-2:#161B29;
  --surface:#151A28;
  --surface-2:#1B2233;
  --border:rgba(255,255,255,0.08);
  --border-strong:rgba(255,255,255,0.14);

  --text-0:#F4F6FB;
  --text-1:#C4CADA;
  --text-2:#8B93A8;

  --blue:#5B8CFF;
  --purple:#9B6BFF;
  --cyan:#39D6E8;

  --grad-1: linear-gradient(90deg, var(--blue), var(--purple));
  --grad-2: linear-gradient(90deg, var(--purple), var(--cyan));
  --grad-full: linear-gradient(90deg, var(--blue), var(--purple) 55%, var(--cyan));

  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:24px;
  --radius-pill:999px;

  --shadow-md: 0 12px 32px -12px rgba(0,0,0,0.55);
  --shadow-lg: 0 24px 64px -20px rgba(0,0,0,0.65);
  --shadow-glow: 0 0 0 1px rgba(155,107,255,0.12), 0 16px 48px -16px rgba(91,140,255,0.25);

  --ease: cubic-bezier(.22,1,.36,1);
  --dur-fast: .22s;
  --dur-med: .5s;
  --dur-slow: .9s;

  --container: 1180px;
  --gutter: clamp(20px, 5vw, 64px);

  color-scheme: dark;
}

/* =========================================================
   Reset
   ========================================================= */
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:'Inter', system-ui, -apple-system, sans-serif;
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; margin:0; padding:0; }
button{ font:inherit; color:inherit; background:none; border:none; cursor:pointer; }
h1,h2,h3,h4,h5{ font-family:'Space Grotesk', 'Inter', sans-serif; color:var(--text-0); margin:0; font-weight:600; letter-spacing:-0.01em; }
p{ margin:0; }
input,select,textarea{ font:inherit; color:var(--text-0); }

.skip-link{
  position:absolute; left:-9999px; top:0; background:var(--surface-2); color:var(--text-0);
  padding:12px 20px; z-index:200; border-radius:0 0 8px 0;
}
.skip-link:focus{ left:0; }

:focus-visible{ outline:2px solid var(--cyan); outline-offset:3px; border-radius:4px; }

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{ animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important; }
}

/* =========================================================
   Layout helpers
   ========================================================= */
.section-inner{ max-width:var(--container); margin:0 auto; padding:0 var(--gutter); }
section{ position:relative; padding: clamp(64px, 9vw, 128px) 0; }

.eyebrow{
  display:inline-block;
  font-size:0.8rem; font-weight:600; letter-spacing:.08em; text-transform:uppercase;
  background:var(--grad-full); -webkit-background-clip:text; background-clip:text; color:transparent;
  margin-bottom:14px;
}
.section-title{ font-size:clamp(1.8rem, 3.4vw, 2.6rem); line-height:1.18; max-width:820px; }
.section-lead{ color:var(--text-2); font-size:1.05rem; max-width:640px; margin-top:16px; }

/* reveal-on-scroll */
.reveal{ opacity:0; transform:translateY(28px); transition:opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease); }
.reveal.is-visible{ opacity:1; transform:translateY(0); }
@media (prefers-reduced-motion: reduce){ .reveal{ opacity:1; transform:none; } }

/* =========================================================
   Buttons
   ========================================================= */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:13px 26px; border-radius:var(--radius-pill);
  font-weight:600; font-size:0.95rem; white-space:nowrap;
  transition:transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
  border:1px solid transparent;
}
.btn--primary{
  background:var(--grad-full); color:#0A0C12;
  box-shadow:0 8px 24px -8px rgba(91,140,255,0.55);
}
.btn--primary:hover{ transform:translateY(-2px); box-shadow:0 14px 32px -10px rgba(155,107,255,0.6); }
.btn--ghost{
  background:rgba(255,255,255,0.03); color:var(--text-0); border-color:var(--border-strong);
  backdrop-filter:blur(6px);
}
.btn--ghost:hover{ border-color:var(--cyan); background:rgba(57,214,232,0.06); transform:translateY(-2px); }
.btn--sm{ padding:9px 18px; font-size:0.85rem; }
.btn--lg{ padding:15px 30px; font-size:1rem; }
.btn:active{ transform:translateY(0); }

/* =========================================================
   Nav
   ========================================================= */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:100;
  padding:18px 0;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background var(--dur-med) var(--ease), border-color var(--dur-med) var(--ease), padding var(--dur-med) var(--ease);
}
.nav.is-scrolled{
  background:rgba(11,14,22,0.78);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom-color:var(--border);
  padding:12px 0;
}
.nav__inner{
  max-width:var(--container); margin:0 auto; padding:0 var(--gutter);
  display:flex; align-items:center; justify-content:space-between; gap:24px;
}
.nav__logo{ display:flex; align-items:center; gap:10px; }
.nav__logo-text{ font-family:'Space Grotesk',sans-serif; font-weight:700; font-size:1.15rem; color:var(--text-0); }
.nav__logo-accent{
  background:var(--grad-full); -webkit-background-clip:text; background-clip:text; color:transparent;
}
.nav__links{ display:flex; gap:32px; }
.nav__links a{
  font-size:0.92rem; font-weight:500; color:var(--text-1); position:relative; padding:4px 0;
  transition:color var(--dur-fast);
}
.nav__links a::after{
  content:''; position:absolute; left:0; bottom:-2px; width:0; height:1.5px; background:var(--grad-full);
  transition:width var(--dur-fast) var(--ease);
}
.nav__links a:hover{ color:var(--text-0); }
.nav__links a:hover::after{ width:100%; }
.nav__actions{ display:flex; align-items:center; gap:16px; }

.nav__toggle{ display:none; flex-direction:column; gap:5px; width:28px; }
.nav__toggle span{ display:block; height:2px; background:var(--text-0); border-radius:2px; transition:transform var(--dur-fast) var(--ease), opacity var(--dur-fast); }
.nav__toggle[aria-expanded="true"] span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

.mobile-menu{
  display:none; flex-direction:column; gap:4px; padding:12px var(--gutter) 20px;
  max-height:0; overflow:hidden; transition:max-height var(--dur-med) var(--ease);
}
.mobile-menu a{ padding:12px 4px; border-bottom:1px solid var(--border); color:var(--text-1); font-weight:500; }
.mobile-menu .btn{ margin-top:12px; text-align:center; }
.mobile-menu.is-open{ max-height:420px; }

@media (max-width: 880px){
  .nav__links{ display:none; }
  .nav__toggle{ display:flex; }
  .mobile-menu{ display:flex; background:rgba(11,14,22,0.96); backdrop-filter:blur(14px); }
}

/* =========================================================
   Hero
   ========================================================= */
.hero{
  min-height:100svh; display:flex; align-items:center;
  padding-top:120px; padding-bottom:80px;
  position:relative; overflow:hidden;
}
.hero__glow{
  position:absolute; inset:-20% -10% auto -10%; height:900px; z-index:0; pointer-events:none;
  background:
    radial-gradient(480px 380px at 18% 18%, rgba(91,140,255,0.20), transparent 70%),
    radial-gradient(520px 420px at 82% 8%, rgba(155,107,255,0.18), transparent 70%),
    radial-gradient(420px 360px at 60% 55%, rgba(57,214,232,0.10), transparent 70%);
  filter:blur(10px);
}
.hero__grid{
  position:absolute; inset:0; z-index:0; pointer-events:none; opacity:0.35;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 70% 60% at 50% 30%, black, transparent 80%);
}
.hero__inner{
  position:relative; z-index:1; max-width:var(--container); margin:0 auto; padding:0 var(--gutter);
  display:grid; grid-template-columns:1.05fr 0.95fr; gap:48px; align-items:center;
}
.hero__title{ font-size:clamp(2.3rem, 4.6vw, 3.6rem); line-height:1.1; margin-top:20px; }
.hero__sub{ color:var(--text-2); font-size:1.08rem; max-width:540px; margin-top:22px; }
.hero__ctas{ display:flex; flex-wrap:wrap; gap:14px; margin-top:34px; }
.hero__badges{ display:flex; flex-wrap:wrap; gap:10px 22px; margin-top:44px; }
.hero__badges li{
  font-size:0.8rem; color:var(--text-2); padding-left:16px; position:relative; font-weight:500;
}
.hero__badges li::before{
  content:''; position:absolute; left:0; top:50%; translate:0 -50%; width:6px; height:6px; border-radius:50%;
  background:var(--grad-full);
}

.scroll-cue{
  position:absolute; bottom:28px; left:50%; translate:-50% 0; z-index:1;
  width:26px; height:42px; border:1.5px solid var(--border-strong); border-radius:var(--radius-pill);
  display:flex; justify-content:center; padding-top:8px;
}
.scroll-cue span{ width:4px; height:8px; border-radius:2px; background:var(--cyan); animation:scrollcue 1.8s ease-in-out infinite; }
@keyframes scrollcue{ 0%{ opacity:1; transform:translateY(0);} 70%{ opacity:0; transform:translateY(14px);} 100%{opacity:0;} }
@media (max-width: 880px){ .scroll-cue{ display:none; } }

/* --- device mock stack --- */
.hero__visual{ position:relative; height:420px; }
.device-stack{ position:relative; width:100%; height:100%; }
.device-card{
  position:absolute; border-radius:var(--radius-md); background:var(--surface);
  border:1px solid var(--border-strong); box-shadow:var(--shadow-lg); overflow:hidden;
  transition:transform var(--dur-fast) var(--ease);
}
.device-card--back{ width:78%; height:210px; top:0; right:0; opacity:0.55; transform:rotate(4deg); }
.device-card--mid{ width:62%; height:180px; bottom:6%; left:0; opacity:0.75; transform:rotate(-3deg); }
.device-card--front{
  width:88%; height:290px; top:22%; left:6%;
  background:linear-gradient(160deg, var(--surface-2), var(--surface));
  box-shadow:var(--shadow-glow), var(--shadow-lg);
}
.device-card__bar{
  display:flex; align-items:center; gap:6px; padding:10px 14px; background:rgba(255,255,255,0.02);
  border-bottom:1px solid var(--border);
}
.device-card__bar span{ width:7px; height:7px; border-radius:50%; background:var(--border-strong); }
.device-card__url{
  margin-left:10px; font-size:0.7rem; color:var(--text-2); background:rgba(255,255,255,0.04);
  padding:2px 10px; border-radius:var(--radius-pill);
}
.device-card__body{ padding:16px; display:flex; flex-direction:column; gap:10px; }

.skeleton-line{ height:9px; border-radius:5px; background:linear-gradient(90deg, rgba(255,255,255,0.10), rgba(255,255,255,0.05)); }
.skeleton-line.lg{ height:14px; }
.skeleton-line.sm{ height:6px; }
.w-70{ width:70%; } .w-60{ width:60%; } .w-50{ width:50%; } .w-40{ width:40%; } .w-20{ width:20%; }
.skeleton-block{ flex:1; border-radius:10px; background:linear-gradient(135deg, rgba(91,140,255,0.14), rgba(155,107,255,0.10)); min-height:60px; }

.skeleton-chart{ display:flex; align-items:flex-end; gap:8px; height:100%; padding:6px 0; }
.skeleton-chart span{
  flex:1; height:var(--h); border-radius:4px 4px 0 0; background:var(--grad-1); opacity:0.7;
}

.mock-nav{ display:flex; align-items:center; gap:14px; padding-bottom:6px; }
.mock-nav span:not(.mock-logo){ width:20px; height:5px; border-radius:3px; background:rgba(255,255,255,0.1); }
.mock-logo{ width:16px; height:16px; border-radius:5px; background:var(--grad-full); margin-right:auto; }
.mock-hero{ display:flex; flex-direction:column; gap:8px; padding:6px 0 10px; }
.mock-hero--sm{ gap:6px; padding:4px 0 8px; }
.mock-btn{ width:70px; height:16px; border-radius:var(--radius-pill); background:var(--grad-full); margin-top:4px; }
.mock-btn.sm{ width:50px; height:12px; }
.mock-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:8px; }
.mock-grid--sm{ gap:6px; }
.mock-tile{ aspect-ratio:1; border-radius:8px; background:rgba(255,255,255,0.05); border:1px solid var(--border); }

.floating-chip{
  position:absolute; display:flex; align-items:center; gap:6px;
  background:rgba(21,26,40,0.9); border:1px solid var(--border-strong); backdrop-filter:blur(8px);
  padding:8px 14px; border-radius:var(--radius-pill); font-size:0.75rem; font-weight:600; color:var(--text-0);
  box-shadow:var(--shadow-md); animation:float 5s ease-in-out infinite;
}
.floating-chip svg{ color:var(--cyan); }
.floating-chip--seo{ top:6%; right:2%; animation-delay:0s; }
.floating-chip--speed{ bottom:14%; left:-2%; animation-delay:1.2s; color:var(--blue); }
.floating-chip--speed svg{ color:var(--blue); }
.floating-chip--ads{ bottom:2%; right:10%; animation-delay:2.4s; }
.floating-chip--ads svg{ color:var(--purple); }
@keyframes float{ 0%,100%{ transform:translateY(0);} 50%{ transform:translateY(-10px);} }

@media (max-width: 980px){
  .hero__inner{ grid-template-columns:1fr; }
  .hero__visual{ height:340px; margin-top:20px; }
}
@media (max-width: 520px){
  .hero{ padding-top:104px; }
  .device-card--back, .device-card--mid{ display:none; }
  .device-card--front{ width:100%; left:0; top:6%; height:320px; }
}

/* =========================================================
   Trust strip
   ========================================================= */
.trust-strip{ padding:36px 0; border-top:1px solid var(--border); border-bottom:1px solid var(--border); }
.trust-strip__inner{
  max-width:var(--container); margin:0 auto; padding:0 var(--gutter);
  display:grid; grid-template-columns:repeat(4,1fr); gap:20px;
}
.trust-item{ display:flex; flex-direction:column; gap:4px; }
.trust-item strong{ color:var(--text-0); font-size:1rem; font-weight:600; }
.trust-item span{ color:var(--text-2); font-size:0.85rem; }
@media (max-width: 780px){ .trust-strip__inner{ grid-template-columns:repeat(2,1fr); } }

/* =========================================================
   Services / tabs
   ========================================================= */
.service-explorer{ margin-top:48px; display:grid; grid-template-columns:280px 1fr; gap:0; border:1px solid var(--border); border-radius:var(--radius-lg); overflow:hidden; background:var(--surface); }
.service-tabs{ display:flex; flex-direction:column; border-right:1px solid var(--border); background:rgba(255,255,255,0.015); }
.service-tab{
  display:flex; align-items:center; gap:14px; text-align:left; padding:20px 22px;
  border-left:2px solid transparent; transition:background var(--dur-fast), border-color var(--dur-fast);
}
.service-tab__index{ font-family:'Space Grotesk',sans-serif; font-size:0.8rem; color:var(--text-2); }
.service-tab__label{ font-weight:600; color:var(--text-1); font-size:0.96rem; }
.service-tab:hover{ background:rgba(255,255,255,0.03); }
.service-tab.is-active{ border-left-color:var(--cyan); background:rgba(91,140,255,0.06); }
.service-tab.is-active .service-tab__label{ color:var(--text-0); }
.service-tab.is-active .service-tab__index{ background:var(--grad-full); -webkit-background-clip:text; background-clip:text; color:transparent; }

.service-panels{ position:relative; min-height:360px; }
.service-panel{
  display:none; grid-template-columns:1.1fr 0.9fr; gap:32px; padding:40px; align-items:center;
}
.service-panel.is-active{ display:grid; animation:panelIn .45s var(--ease); }
@keyframes panelIn{ from{ opacity:0; transform:translateY(10px);} to{ opacity:1; transform:translateY(0);} }
.service-panel h3{ font-size:1.5rem; margin-bottom:12px; }
.service-panel p{ color:var(--text-2); }
.check-list{ margin-top:18px; display:flex; flex-direction:column; gap:10px; }
.check-list li{ position:relative; padding-left:26px; font-size:0.92rem; color:var(--text-1); }
.check-list li::before{
  content:''; position:absolute; left:0; top:3px; width:16px; height:16px; border-radius:5px;
  background:var(--grad-full); opacity:0.9;
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3'%3E%3Cpath d='M4 12l6 6 10-12'/%3E%3C/svg%3E") center/70% no-repeat;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3'%3E%3Cpath d='M4 12l6 6 10-12'/%3E%3C/svg%3E") center/70% no-repeat;
}

.mini-browser{ border-radius:var(--radius-md); border:1px solid var(--border-strong); overflow:hidden; background:var(--bg-1); box-shadow:var(--shadow-md); }
.mini-browser__bar{ display:flex; gap:6px; padding:10px 12px; border-bottom:1px solid var(--border); }
.mini-browser__bar span{ width:7px; height:7px; border-radius:50%; background:var(--border-strong); }
.mini-browser__body{ padding:20px; display:flex; flex-direction:column; gap:12px; }
.build-anim .mock-tile{ animation:buildFade 1.8s var(--ease) infinite; }
.build-anim .mock-tile:nth-child(2){ animation-delay:.2s; }
.build-anim .mock-tile:nth-child(3){ animation-delay:.4s; }
@keyframes buildFade{ 0%,100%{ opacity:0.5; } 50%{ opacity:1; } }

.seo-rings{ position:relative; width:220px; height:220px; margin:0 auto; display:flex; align-items:center; justify-content:center; }
.seo-ring{ position:absolute; border-radius:50%; border:2px solid; opacity:0.55; }
.seo-ring--1{ width:100%; height:100%; border-color:var(--blue); animation:ringPulse 3.2s ease-in-out infinite; }
.seo-ring--2{ width:70%; height:70%; border-color:var(--purple); animation:ringPulse 3.2s ease-in-out infinite .4s; }
.seo-ring--3{ width:42%; height:42%; border-color:var(--cyan); animation:ringPulse 3.2s ease-in-out infinite .8s; }
.seo-rings__label{ position:relative; z-index:1; text-align:center; font-size:0.75rem; font-weight:700; color:var(--text-0); line-height:1.3; }
@keyframes ringPulse{ 0%,100%{ transform:scale(1); opacity:.35;} 50%{ transform:scale(1.05); opacity:.7;} }
.seo-rings--sm{ width:120px; height:120px; }

.ad-mock{ border-radius:var(--radius-md); border:1px solid var(--border-strong); background:var(--bg-1); overflow:hidden; box-shadow:var(--shadow-md); max-width:280px; margin:0 auto; }
.ad-mock__head{ display:flex; align-items:center; gap:10px; padding:14px; }
.ad-mock__avatar{ width:32px; height:32px; border-radius:50%; background:var(--grad-full); flex-shrink:0; }
.ad-mock__media{ margin:0 14px; height:110px; }
.ad-mock__cta{ display:flex; align-items:center; justify-content:space-between; margin:14px; padding:10px 14px; border-radius:8px; background:rgba(255,255,255,0.05); font-size:0.8rem; font-weight:600; color:var(--text-0); }
.ad-mock__cta svg{ color:var(--cyan); }
.ad-mock--sm{ max-width:180px; }

.market-mock{ display:flex; flex-direction:column; gap:16px; padding:10px 0; }
.market-mock__row{ display:flex; align-items:center; gap:14px; }
.market-badge{ width:78px; flex-shrink:0; font-size:0.75rem; font-weight:700; color:var(--text-1); }
.market-bar{ flex:1; height:8px; border-radius:var(--radius-pill); background:rgba(255,255,255,0.06); overflow:hidden; }
.market-bar span{ display:block; height:100%; width:0; border-radius:var(--radius-pill); background:var(--grad-full); transition:width 1.1s var(--ease); }
.market-mock--sm .market-badge{ width:64px; font-size:0.68rem; }

@media (max-width: 880px){
  .service-explorer{ grid-template-columns:1fr; }
  .service-tabs{ flex-direction:row; overflow-x:auto; border-right:none; border-bottom:1px solid var(--border); }
  .service-tab{ border-left:none; border-bottom:2px solid transparent; white-space:nowrap; }
  .service-tab.is-active{ border-bottom-color:var(--cyan); }
  .service-panel{ grid-template-columns:1fr; padding:28px 22px; }
}

/* =========================================================
   Capabilities / responsive demo
   ========================================================= */
.capabilities{ background:linear-gradient(180deg, transparent, rgba(91,140,255,0.03), transparent); }
.responsive-demo{ margin-top:44px; }
.responsive-demo__controls{ display:flex; gap:10px; margin-bottom:28px; }
.rd-btn{
  display:flex; align-items:center; gap:8px; padding:10px 18px; border-radius:var(--radius-pill);
  border:1px solid var(--border-strong); color:var(--text-2); font-weight:600; font-size:0.85rem;
  transition:all var(--dur-fast) var(--ease);
}
.rd-btn:hover{ color:var(--text-0); border-color:var(--cyan); }
.rd-btn.is-active{ background:var(--grad-full); color:#0A0C12; border-color:transparent; }

.responsive-demo__stage{ display:flex; justify-content:center; padding:40px; background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg); overflow:hidden; }
.frame{
  border-radius:var(--radius-md); border:1px solid var(--border-strong); background:var(--bg-1);
  box-shadow:var(--shadow-lg); overflow:hidden; width:100%; max-width:760px;
  transition:max-width .55s var(--ease), border-radius .55s var(--ease);
}
.frame--tablet{ max-width:420px; border-radius:22px; }
.frame--mobile{ max-width:260px; border-radius:26px; }
.frame__bar{ display:flex; align-items:center; gap:6px; padding:12px 16px; border-bottom:1px solid var(--border); }
.frame__bar span{ width:8px; height:8px; border-radius:50%; background:var(--border-strong); }
.frame__url{ margin-left:12px; font-size:0.72rem; color:var(--text-2); background:rgba(255,255,255,0.04); padding:3px 12px; border-radius:var(--radius-pill); }
.frame__body{ padding:24px; display:flex; flex-direction:column; gap:16px; }
.frame--mobile .frame__bar span{ display:none; }
.frame--mobile .frame__body{ padding:16px; }
.frame--mobile .mock-grid{ grid-template-columns:1fr; }
.frame--mobile .mock-nav span:not(.mock-logo){ display:none; }

/* =========================================================
   Dev showcase
   ========================================================= */
.dev-showcase__grid{ display:grid; grid-template-columns:1.05fr 0.95fr; gap:56px; align-items:center; }
.feature-grid{ display:grid; grid-template-columns:1fr 1fr; gap:24px; margin-top:36px; }
.feature-item{ display:flex; gap:14px; }
.feature-icon{
  flex-shrink:0; width:40px; height:40px; border-radius:12px; display:flex; align-items:center; justify-content:center;
  background:rgba(91,140,255,0.10); border:1px solid var(--border); color:var(--cyan);
}
.feature-item h4{ font-size:0.98rem; margin-bottom:4px; }
.feature-item p{ font-size:0.85rem; color:var(--text-2); }

.stacked-devices{ position:relative; height:380px; }
.stacked-devices__desktop{
  position:absolute; top:0; left:0; width:88%; border-radius:var(--radius-md); border:1px solid var(--border-strong);
  background:var(--surface); box-shadow:var(--shadow-lg); overflow:hidden;
}
.stacked-devices__desktop .frame__body{ padding:20px; }
.stacked-devices__mobile{
  position:absolute; bottom:0; right:0; width:150px; height:280px; border-radius:26px; border:6px solid var(--surface-2);
  background:var(--bg-1); box-shadow:var(--shadow-lg); overflow:hidden;
}
.frame__notch{ height:18px; display:flex; justify-content:center; align-items:flex-end; }
.frame__notch::after{ content:''; width:44px; height:6px; border-radius:4px; background:var(--surface-2); margin-bottom:4px; }
.stacked-devices__mobile .frame__body{ padding:14px; gap:10px; }

@media (max-width: 980px){
  .dev-showcase__grid{ grid-template-columns:1fr; }
  .feature-grid{ grid-template-columns:1fr; }
  .stacked-devices{ margin-top:20px; height:320px; }
}

/* =========================================================
   Ecosystem flow
   ========================================================= */
.flow{ display:flex; align-items:stretch; gap:0; margin-top:48px; flex-wrap:wrap; }
.flow__node{
  flex:1; min-width:150px; background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-md);
  padding:26px 18px; text-align:center; transition:border-color var(--dur-fast), transform var(--dur-fast);
}
.flow__node:hover{ border-color:var(--cyan); transform:translateY(-4px); }
.flow__node--final{ background:linear-gradient(160deg, rgba(91,140,255,0.12), rgba(155,107,255,0.10)); border-color:var(--border-strong); }
.flow__icon{ width:44px; height:44px; margin:0 auto 14px; border-radius:12px; display:flex; align-items:center; justify-content:center; background:rgba(255,255,255,0.04); color:var(--cyan); }
.flow__node h4{ font-size:0.95rem; margin-bottom:6px; }
.flow__node p{ font-size:0.78rem; color:var(--text-2); }
.flow__connector{ flex:0 0 40px; align-self:center; height:2px; background:linear-gradient(90deg, var(--blue), var(--purple)); opacity:0.4; position:relative; }
.flow__connector::after{
  content:''; position:absolute; right:-4px; top:50%; translate:0 -50%; width:0; height:0;
  border-top:4px solid transparent; border-bottom:4px solid transparent; border-left:6px solid var(--purple); opacity:0.6;
}
@media (max-width: 880px){
  .flow{ flex-direction:column; }
  .flow__connector{ width:2px; height:28px; flex-basis:28px; align-self:center; }
}

/* =========================================================
   Process timeline
   ========================================================= */
.timeline{ position:relative; margin-top:52px; padding-left:60px; }
.timeline__track{ position:absolute; left:19px; top:6px; bottom:6px; width:2px; background:var(--border); }
.timeline__fill{ position:absolute; top:0; left:0; width:100%; height:0; background:var(--grad-full); transition:height .15s linear; }
.timeline__step{ position:relative; padding-bottom:46px; }
.timeline__step:last-child{ padding-bottom:0; }
.timeline__marker{
  position:absolute; left:-60px; top:0; width:40px; height:40px; border-radius:50%;
  background:var(--surface); border:1.5px solid var(--border-strong); display:flex; align-items:center; justify-content:center;
  font-family:'Space Grotesk',sans-serif; font-weight:700; font-size:0.8rem; color:var(--text-2);
  transition:all var(--dur-med) var(--ease);
}
.timeline__step.is-active .timeline__marker{ border-color:transparent; background:var(--grad-full); color:#0A0C12; box-shadow:0 0 0 5px rgba(91,140,255,0.14); }
.timeline__content h3{ font-size:1.15rem; margin-bottom:6px; }
.timeline__content p{ color:var(--text-2); font-size:0.92rem; max-width:520px; }

/* =========================================================
   Work / concepts
   ========================================================= */
.work-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:22px; margin-top:44px; }
.work-card{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-md); padding:22px;
  transition:transform var(--dur-fast) var(--ease), border-color var(--dur-fast);
  display:flex; flex-direction:column; gap:16px;
}
.work-card:hover{ transform:translateY(-6px); border-color:var(--border-strong); box-shadow:var(--shadow-md); }
.work-card__badge{
  align-self:flex-start; font-size:0.65rem; font-weight:700; letter-spacing:.05em; text-transform:uppercase;
  padding:5px 10px; border-radius:var(--radius-pill); background:rgba(155,107,255,0.14); color:var(--purple);
  border:1px solid rgba(155,107,255,0.25);
}
.work-card__mock{ height:120px; display:flex; align-items:center; justify-content:center; border-radius:10px; background:var(--bg-1); border:1px solid var(--border); padding:14px; overflow:hidden; }
.work-card h3{ font-size:1rem; }
.work-card p{ font-size:0.85rem; color:var(--text-2); }
.mock-nav--sm span:not(.mock-logo){ width:12px; }
.mock-hero--sm .skeleton-line{ height:7px; }

@media (max-width: 980px){ .work-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width: 560px){ .work-grid{ grid-template-columns:1fr; } }

/* =========================================================
   Why us
   ========================================================= */
.why-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; margin-top:44px; }
.why-card{ padding:28px; border-radius:var(--radius-md); border:1px solid var(--border); background:var(--surface); transition:border-color var(--dur-fast), transform var(--dur-fast); }
.why-card:hover{ border-color:var(--cyan); transform:translateY(-4px); }
.why-card__icon{ width:42px; height:42px; border-radius:12px; display:flex; align-items:center; justify-content:center; background:rgba(155,107,255,0.12); color:var(--purple); margin-bottom:16px; }
.why-card h3{ font-size:1.02rem; margin-bottom:8px; }
.why-card p{ font-size:0.87rem; color:var(--text-2); }
@media (max-width: 880px){ .why-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width: 560px){ .why-grid{ grid-template-columns:1fr; } }

/* =========================================================
   Contact
   ========================================================= */
.contact__grid{ display:grid; grid-template-columns:0.85fr 1.15fr; gap:64px; align-items:start; }
.contact-direct{ margin-top:32px; display:flex; flex-direction:column; gap:14px; }
.contact-direct__item{
  display:flex; align-items:center; gap:14px; padding:16px 18px; border-radius:var(--radius-md);
  border:1px solid var(--border); background:var(--surface); transition:border-color var(--dur-fast), transform var(--dur-fast);
}
.contact-direct__item:hover{ border-color:var(--cyan); transform:translateX(4px); }
.contact-direct__icon{ width:38px; height:38px; border-radius:10px; background:rgba(57,214,232,0.10); color:var(--cyan); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.contact-direct__item strong{ color:var(--text-0); font-size:0.9rem; }
.contact-direct__item span:last-child{ font-size:0.85rem; color:var(--text-2); }

.lead-form{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg);
  padding:32px; display:grid; grid-template-columns:1fr 1fr; gap:18px 20px;
}
.form-row{ display:flex; flex-direction:column; gap:7px; }
.form-row--full{ grid-column:1 / -1; }
.form-row label{ font-size:0.82rem; font-weight:600; color:var(--text-1); }
.req{ color:var(--cyan); }
.form-row input, .form-row select, .form-row textarea{
  background:var(--bg-1); border:1px solid var(--border-strong); border-radius:10px; padding:11px 14px;
  transition:border-color var(--dur-fast); resize:vertical;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus{ border-color:var(--cyan); }
.form-row select{ appearance:none; background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238B93A8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat:no-repeat; background-position:right 12px center; background-size:16px; }
.form-error{ display:none; font-size:0.76rem; color:#FF7A8A; }
.form-row.has-error input, .form-row.has-error select, .form-row.has-error textarea{ border-color:#FF7A8A; }
.form-row.has-error .form-error{ display:block; }

.form-submit{ grid-column:1 / -1; margin-top:8px; position:relative; }
.btn-spinner{ display:none; width:16px; height:16px; border-radius:50%; border:2px solid rgba(10,12,18,0.3); border-top-color:#0A0C12; animation:spin .7s linear infinite; }
.form-submit.is-loading .btn-label{ opacity:0.5; }
.form-submit.is-loading .btn-spinner{ display:inline-block; }
@keyframes spin{ to{ transform:rotate(360deg); } }
.form-note{ grid-column:1 / -1; font-size:0.85rem; color:var(--cyan); min-height:1.2em; }
.form-note.is-error{ color:#FF7A8A; }

@media (max-width: 980px){
  .contact__grid{ grid-template-columns:1fr; gap:40px; }
}
@media (max-width: 620px){
  .lead-form{ grid-template-columns:1fr; padding:24px; }
}

/* =========================================================
   Footer
   ========================================================= */
.footer{ border-top:1px solid var(--border); padding-top:64px; }
.footer__inner{ display:grid; grid-template-columns:1.6fr 1fr 1fr 1fr; gap:40px; padding-bottom:40px; }
.footer__brand p{ margin-top:14px; color:var(--text-2); font-size:0.88rem; max-width:280px; }
.footer__col h5{ font-size:0.8rem; text-transform:uppercase; letter-spacing:.06em; color:var(--text-2); margin-bottom:16px; }
.footer__col{ display:flex; flex-direction:column; gap:10px; }
.footer__col a{ font-size:0.88rem; color:var(--text-1); transition:color var(--dur-fast); }
.footer__col a:hover{ color:var(--cyan); }
.footer__bottom{ border-top:1px solid var(--border); padding:22px var(--gutter); text-align:center; }
.footer__bottom p{ font-size:0.8rem; color:var(--text-2); }

@media (max-width: 780px){
  .footer__inner{ grid-template-columns:1fr 1fr; }
}
@media (max-width: 480px){
  .footer__inner{ grid-template-columns:1fr; }
}