/* ================================================
   Variables & Reset
================================================ */
:root {
  --bg:          #07090f;
  --bg-alt:      #0c0f1a;
  --bg-card:     rgba(255,255,255,0.04);
  --bg-card-h:   rgba(255,255,255,0.07);
  --border:      rgba(255,255,255,0.08);
  --border-h:    rgba(41,121,255,0.45);

  --primary:     #2979FF;
  --primary-l:   #6ea6ff;
  --secondary:   #00D4FF;
  --success:     #10B981;

  --text:        #E2E8F0;
  --text-2:      #94A3B8;
  --text-muted:  #64748B;

  --grad:        linear-gradient(135deg, #2979FF 0%, #00D4FF 100%);
  --grad-soft:   linear-gradient(135deg, rgba(41,121,255,.12), rgba(0,212,255,.06));

  --font-head:   'Space Grotesk', sans-serif;
  --font-body:   'Inter', sans-serif;
  --font-mono:   'JetBrains Mono', monospace;

  --r:   16px;
  --r-sm: 8px;
  --r-lg: 24px;
  --shadow:  0 8px 32px rgba(0,0,0,.35);
  --shadow-h:0 24px 60px rgba(41,121,255,.2);
  --t: all 0.3s cubic-bezier(.4,0,.2,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;overflow-x:hidden;}
body{font-family:var(--font-body);background:var(--bg);color:var(--text);line-height:1.7;overflow-x:hidden;}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;}
ul{list-style:none;}
button{border:none;cursor:pointer;background:none;font-family:var(--font-body);}
code{font-family:var(--font-mono);font-size:.88em;color:var(--primary-l);background:rgba(41,121,255,.1);padding:2px 7px;border-radius:5px;}
kbd{font-family:var(--font-mono);font-size:.82em;background:rgba(255,255,255,.08);border:1px solid var(--border);padding:2px 8px;border-radius:5px;}

.container{max-width:1160px;margin:0 auto;padding:0 24px;}

/* ================================================
   Gradient text
================================================ */
.gradient-text{
  background:var(--grad);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}

/* ================================================
   Buttons
================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 28px;border-radius:100px;font-size:.92rem;font-weight:600;
  cursor:pointer;transition:var(--t);border:none;white-space:nowrap;
}
.btn-lg{padding:15px 36px;font-size:1rem;}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 28px rgba(41,121,255,.4);}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 42px rgba(41,121,255,.55);}
.btn-outline{background:rgba(255,255,255,.04);color:var(--text);border:1.5px solid var(--border);backdrop-filter:blur(10px);}
.btn-outline:hover{border-color:var(--primary);background:rgba(41,121,255,.08);transform:translateY(-3px);}
.btn-full{width:100%;}

/* ================================================
   Navbar
================================================ */
.navbar{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  padding:20px 0;transition:var(--t);
}
.navbar.scrolled{
  padding:12px 0;
  background:rgba(7,9,15,.9);
  backdrop-filter:blur(24px);
  border-bottom:1px solid var(--border);
  box-shadow:0 4px 32px rgba(0,0,0,.3);
}
.nav-inner{
  max-width:1160px;margin:0 auto;padding:0 24px;
  display:flex;align-items:center;gap:32px;
}
.nav-brand{display:flex;align-items:center;gap:10px;}
.nav-logo-img{width:32px;height:32px;border-radius:8px;}
.nav-logo-text{font-family:var(--font-head);font-size:1.25rem;font-weight:700;background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-links a{padding:7px 16px;border-radius:100px;font-size:.88rem;font-weight:500;color:var(--text-2);transition:var(--t);}
.nav-links a:hover{color:var(--text);background:rgba(41,121,255,.1);}
.nav-github{display:flex;align-items:center;gap:6px;}
.nav-cta{margin-left:12px;padding:9px 22px;font-size:.88rem;}
.hamburger{display:none;flex-direction:column;gap:5px;padding:8px;margin-left:auto;}
.hamburger span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px;transition:var(--t);}
.hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.hamburger.active span:nth-child(2){opacity:0;}
.hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ================================================
   Hero
================================================ */
.hero{
  position:relative;min-height:100vh;
  display:flex;align-items:center;
  background:radial-gradient(ellipse at 60% 40%,#0d1b3e 0%,#07090f 70%);
  overflow:hidden;padding:100px 0 60px;
}
#heroCanvas{position:absolute;inset:0;z-index:0;}
.hero-inner{
  max-width:1160px;margin:0 auto;padding:0 24px;
  display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;
  position:relative;z-index:1;
}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;font-weight:700;letter-spacing:2px;text-transform:uppercase;
  color:var(--primary);background:rgba(41,121,255,.1);
  padding:6px 18px;border-radius:100px;border:1px solid rgba(41,121,255,.22);
  margin-bottom:20px;
}
.hero-title{
  font-family:var(--font-head);font-size:clamp(2.4rem,4.5vw,3.8rem);
  font-weight:700;letter-spacing:-1px;line-height:1.1;margin-bottom:20px;
  color:#fff;
}
.hero-sub{color:var(--text-2);font-size:1.05rem;line-height:1.8;max-width:480px;margin-bottom:32px;}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px;}
.hero-pills{display:flex;flex-wrap:wrap;gap:10px;}
.hero-pills span{
  font-size:.75rem;font-weight:600;color:var(--text-muted);
  display:flex;align-items:center;gap:5px;
}
.hero-pills i{color:var(--success);}

/* ── DevTools mockup ── */
.devtools-window{
  background:#1e2433;border-radius:var(--r);
  border:1px solid rgba(255,255,255,.1);
  box-shadow:0 32px 80px rgba(0,0,0,.6),0 0 0 1px rgba(255,255,255,.05);
  overflow:hidden;
}
.devtools-titlebar{
  background:#2d3447;padding:10px 16px;
  display:flex;align-items:center;gap:12px;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.titlebar-dots{display:flex;gap:6px;}
.titlebar-dots span{width:12px;height:12px;border-radius:50%;}
.titlebar-dots span:nth-child(1){background:#ff5f57;}
.titlebar-dots span:nth-child(2){background:#febc2e;}
.titlebar-dots span:nth-child(3){background:#28c840;}
.titlebar-title{font-family:var(--font-mono);font-size:.72rem;color:rgba(255,255,255,.4);margin:0 auto;}
.devtools-tabs{
  display:flex;gap:0;background:#252b3b;
  border-bottom:1px solid rgba(255,255,255,.06);overflow-x:auto;
}
.devtools-tabs span{
  padding:8px 16px;font-size:.75rem;color:rgba(255,255,255,.45);
  white-space:nowrap;cursor:pointer;border-bottom:2px solid transparent;
}
.devtools-tabs .tab-active{color:#fff;border-bottom-color:var(--primary);}
.devtools-body{padding:0;}
.panel-toolbar{
  display:flex;gap:8px;padding:10px 14px;
  background:#1a1f2e;border-bottom:1px solid rgba(255,255,255,.05);
}
.panel-btn{
  padding:5px 12px;border-radius:6px;font-size:.72rem;font-weight:600;
  color:rgba(255,255,255,.6);background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.08);cursor:pointer;
  display:flex;align-items:center;gap:5px;
}
.panel-btn.active{color:#fff;background:rgba(239,68,68,.15);border-color:rgba(239,68,68,.35);}
.panel-btn.active i{color:#ef4444;animation:pulse-rec 1.2s ease infinite;}
@keyframes pulse-rec{0%,100%{opacity:1;}50%{opacity:.3;}}
.panel-log{padding:8px;background:#0f1219;min-height:180px;}
.log-entry{
  display:flex;align-items:center;gap:10px;padding:7px 10px;
  border-radius:6px;font-family:var(--font-mono);font-size:.72rem;
  margin-bottom:3px;background:rgba(255,255,255,.02);
  transition:background .2s;
}
.log-entry--new{background:rgba(41,121,255,.1);border-left:2px solid var(--primary);}
.log-entry--incoming{background:rgba(16,185,129,.08);border-left:2px solid #10b981;}
.log-method{
  font-weight:700;padding:2px 7px;border-radius:4px;font-size:.65rem;min-width:42px;text-align:center;
}
.log-method.get {color:#10b981;background:rgba(16,185,129,.12);}
.log-method.post{color:#2979FF;background:rgba(41,121,255,.12);}
.log-method.patch{color:#f59e0b;background:rgba(245,158,11,.12);}
.log-url{color:rgba(255,255,255,.7);flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.log-status{font-weight:600;font-size:.65rem;}
.log-status.s200{color:#10b981;}
.log-status.s201{color:#10b981;}
.log-time{color:var(--text-muted);font-size:.65rem;white-space:nowrap;}
.panel-statusbar{
  display:flex;align-items:center;gap:8px;
  padding:7px 14px;background:#1a1f2e;
  font-family:var(--font-mono);font-size:.68rem;color:rgba(255,255,255,.4);
  border-top:1px solid rgba(255,255,255,.05);
}
.status-dot{width:7px;height:7px;border-radius:50%;background:#ef4444;animation:pulse-rec 1.2s ease infinite;flex-shrink:0;}

/* ================================================
   Stats Strip
================================================ */
.stats-strip{
  background:var(--bg-alt);border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  padding:18px 0;overflow:hidden;
}
.stats-inner{
  max-width:1160px;margin:0 auto;padding:0 24px;
  display:flex;gap:12px;flex-wrap:wrap;justify-content:center;
}
.stat-chip{
  display:flex;align-items:center;gap:8px;
  font-size:.78rem;font-weight:600;color:var(--text-2);
  background:rgba(41,121,255,.07);border:1px solid rgba(41,121,255,.14);
  padding:7px 18px;border-radius:100px;
}
.stat-chip i{color:var(--primary);}

/* ================================================
   Sections
================================================ */
.section{padding:100px 0;}
.section-alt{background:var(--bg-alt);}
.section-header{text-align:center;margin-bottom:64px;}
.section-tag{
  display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:3px;
  text-transform:uppercase;color:var(--primary);
  background:rgba(41,121,255,.1);padding:5px 18px;border-radius:100px;
  margin-bottom:16px;border:1px solid rgba(41,121,255,.22);
}
.section-title{
  font-family:var(--font-head);font-size:clamp(1.9rem,3.5vw,2.8rem);
  font-weight:700;letter-spacing:-.5px;line-height:1.2;
  background:linear-gradient(135deg,#fff,#94A3B8);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.section-sub{color:var(--text-muted);font-size:.95rem;margin-top:14px;}

/* ================================================
   Features
================================================ */
.features-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.feature-card{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:var(--r);padding:36px 28px;
  transition:var(--t);
}
.feature-card:hover{
  border-color:var(--border-h);box-shadow:var(--shadow-h);
  transform:translateY(-6px);background:var(--bg-card-h);
}
.feature-icon{
  width:52px;height:52px;border-radius:14px;
  background:var(--grad);
  display:flex;align-items:center;justify-content:center;
  font-size:1.3rem;color:#fff;margin-bottom:20px;
  box-shadow:0 8px 24px rgba(41,121,255,.4);
}
.feature-card h3{font-family:var(--font-head);font-size:1.05rem;font-weight:700;color:var(--text);margin-bottom:10px;}
.feature-card p{color:var(--text-2);font-size:.9rem;line-height:1.7;}

/* ================================================
   How it Works
================================================ */
.steps-grid{
  display:grid;grid-template-columns:1fr auto 1fr auto 1fr;
  gap:0;align-items:center;
}
.step-card{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:var(--r);padding:40px 32px;text-align:center;
  transition:var(--t);
}
.step-card:hover{border-color:var(--border-h);box-shadow:var(--shadow-h);transform:translateY(-6px);}
.step-number{
  font-family:var(--font-head);font-size:3rem;font-weight:700;line-height:1;
  background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
  margin-bottom:12px;
}
.step-icon{
  width:56px;height:56px;border-radius:50%;
  background:rgba(41,121,255,.1);border:1px solid rgba(41,121,255,.2);
  display:flex;align-items:center;justify-content:center;
  font-size:1.3rem;color:var(--primary);margin:0 auto 16px;
}
.step-card h3{font-family:var(--font-head);font-weight:700;font-size:1rem;margin-bottom:10px;}
.step-card p{color:var(--text-2);font-size:.88rem;line-height:1.7;}
.step-connector{
  display:flex;align-items:center;justify-content:center;
  padding:0 16px;color:rgba(41,121,255,.35);font-size:1.4rem;
}

/* ================================================
   Output Preview
================================================ */
.output-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:56px;align-items:center;}
.code-window{border-radius:var(--r);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow);}
.code-titlebar{
  background:#2d3447;padding:10px 16px;
  display:flex;align-items:center;gap:12px;
  border-bottom:1px solid rgba(255,255,255,.06);
  font-family:var(--font-mono);font-size:.72rem;color:rgba(255,255,255,.4);
}
.code-block{
  padding:24px;font-family:var(--font-mono);font-size:.78rem;
  line-height:1.75;color:rgba(255,255,255,.75);
  background:#0f1219;overflow-x:auto;
}
.c-comment{color:#6ea6ff;font-weight:600;}
.c-key{color:#79c0ff;}
.c-str{color:#a5d6ff;}

.output-fields h3{font-family:var(--font-head);font-size:1.3rem;font-weight:700;margin-bottom:24px;}
.field-list{display:flex;flex-direction:column;gap:12px;margin-bottom:32px;}
.field-list li{
  display:flex;align-items:center;gap:12px;
  font-size:.92rem;color:var(--text-2);
}
.field-list li.checked i{color:var(--success);}

/* ================================================
   Install
================================================ */
.install-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:56px;align-items:start;}
.install-steps{display:flex;flex-direction:column;gap:32px;}
.install-step--dev{opacity:.75;transition:var(--t);}
.install-step--dev:hover{opacity:1;}
.install-num.dev{background:rgba(255,255,255,.06);border:1px solid var(--border);color:var(--text-muted);box-shadow:none;font-size:.9rem;}
.install-step{display:flex;gap:20px;align-items:flex-start;}
.install-num{
  width:36px;height:36px;border-radius:50%;flex-shrink:0;
  background:var(--grad);color:#fff;font-weight:700;font-size:.9rem;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 18px rgba(41,121,255,.4);margin-top:2px;
}
.install-step h4{font-family:var(--font-head);font-size:1rem;font-weight:700;margin-bottom:8px;}
.install-step p{color:var(--text-2);font-size:.9rem;line-height:1.7;}
.code-pill{
  display:flex;align-items:center;gap:10px;
  background:#0f1219;border:1px solid var(--border);
  border-radius:var(--r-sm);padding:10px 16px;margin-top:10px;
  font-family:var(--font-mono);font-size:.78rem;color:var(--text-2);
  overflow-x:auto;
}
.code-pill i{color:var(--primary);flex-shrink:0;}
.code-pill code{background:none;padding:0;color:var(--text-2);}

.install-card{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:var(--r-lg);padding:40px;text-align:center;
  position:sticky;top:100px;
}
.install-icon{margin:0 auto 16px;}
.install-icon img{width:80px;height:80px;border-radius:20px;margin:0 auto;box-shadow:0 12px 36px rgba(41,121,255,.3);}
.install-card h3{font-family:var(--font-head);font-size:1.3rem;font-weight:700;margin-bottom:4px;}
.install-version{color:var(--text-muted);font-size:.8rem;margin-bottom:20px;display:block;}
.install-meta{
  display:flex;flex-direction:column;gap:8px;
  margin-bottom:24px;padding:16px;
  background:rgba(41,121,255,.06);border-radius:var(--r-sm);
  border:1px solid rgba(41,121,255,.12);
}
.install-meta span{
  display:flex;align-items:center;justify-content:center;gap:8px;
  font-size:.82rem;color:var(--text-2);
}
.install-meta i{color:var(--primary);}

/* ================================================
   OSS Card
================================================ */
.oss-card{
  background:var(--grad-soft);border:1px solid rgba(41,121,255,.2);
  border-radius:var(--r-lg);padding:56px;
  display:flex;align-items:center;justify-content:space-between;gap:48px;
  backdrop-filter:blur(20px);
}
.oss-left{display:flex;gap:28px;align-items:flex-start;}
.oss-icon{
  width:68px;height:68px;border-radius:18px;
  background:var(--grad);display:flex;align-items:center;justify-content:center;
  font-size:2rem;color:#fff;flex-shrink:0;
  box-shadow:0 12px 32px rgba(41,121,255,.45);
}
.oss-left h2{font-family:var(--font-head);font-size:1.6rem;font-weight:700;margin-bottom:10px;}
.oss-left p{color:var(--text-2);font-size:.95rem;line-height:1.7;margin-bottom:20px;max-width:440px;}
.oss-badges{display:flex;flex-wrap:wrap;gap:10px;}
.badge{
  font-size:.72rem;font-weight:700;color:var(--primary-l);
  background:rgba(41,121,255,.1);border:1px solid rgba(41,121,255,.2);
  padding:4px 14px;border-radius:100px;
  display:flex;align-items:center;gap:6px;
}
.oss-actions{display:flex;flex-direction:column;gap:12px;flex-shrink:0;}

/* ================================================
   Footer
================================================ */
.footer{background:var(--bg);border-top:1px solid var(--border);padding:56px 0 36px;}
.footer-inner{text-align:center;display:flex;flex-direction:column;align-items:center;gap:16px;}
.footer-brand{display:flex;align-items:center;gap:10px;}
.footer-logo-img{width:36px;height:36px;border-radius:9px;}
.footer-logo-text{font-family:var(--font-head);font-size:1.4rem;font-weight:700;background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
.footer-tagline{color:var(--text-muted);font-size:.88rem;}
.footer-tagline a{color:var(--primary-l);font-weight:600;}
.footer-tagline a:hover{color:var(--primary);}
.footer-links{display:flex;gap:24px;}
.footer-links a{color:var(--text-2);font-size:.88rem;display:flex;align-items:center;gap:6px;transition:var(--t);}
.footer-links a:hover{color:var(--primary-l);}
.footer-copy{color:var(--text-muted);font-size:.75rem;margin-top:8px;}

/* ================================================
   Responsive
================================================ */
@media(max-width:1024px){
  .features-grid{grid-template-columns:repeat(2,1fr);}
  .hero-inner{gap:40px;}
  .output-grid{grid-template-columns:1fr;}
  .install-grid{grid-template-columns:1fr;}
  .install-card{position:static;}
  .oss-card{flex-direction:column;padding:40px;}
  .oss-actions{flex-direction:row;width:100%;}
  .oss-actions .btn{flex:1;justify-content:center;}
}

@media(max-width:768px){
  .nav-links,.nav-cta{display:none;}
  .nav-links{
    position:fixed;top:0;right:-100%;height:100vh;width:260px;
    background:rgba(7,9,15,.97);backdrop-filter:blur(28px);
    flex-direction:column;justify-content:center;gap:6px;
    padding:32px 20px;transition:right .3s ease;border-left:1px solid var(--border);
    display:flex;
  }
  .nav-links.open{right:0;}
  .nav-links a{padding:14px 20px;border-radius:12px;font-size:1rem;width:100%;}
  .nav-cta{display:none;}
  .hamburger{display:flex;}

  .hero-inner{grid-template-columns:1fr;gap:48px;padding-top:40px;}
  .hero-mockup{order:-1;}
  .hero-title{font-size:2.2rem;}
  .hero-cta{flex-direction:column;}

  .steps-grid{grid-template-columns:1fr;gap:16px;}
  .step-connector{transform:rotate(90deg);padding:8px 0;}
  .features-grid{grid-template-columns:1fr;}
  .oss-left{flex-direction:column;}
  .oss-actions{flex-direction:column;}
  .section{padding:72px 0;}
}

@media(max-width:480px){
  .hero-pills{flex-direction:column;gap:6px;}
  .stats-inner{gap:8px;}
  .oss-card{padding:28px;}
  .install-card{padding:28px;}
}