/* ============================================
   REVVOX v4 — SaaS Aesthetic
   ============================================ */
:root {
  --bg: #09090b;
  --surface: #111113;
  --surface-2: #18181b;
  --accent: #E8520A;
  --accent-glow: rgba(232,82,10,0.35);
  --green: #22c55e;
  --red: #ef4444;
  --text: #fafafa;
  --text-2: #a1a1aa;
  --border: #27272a;
  --font-h: 'Bebas Neue', sans-serif;
  --font-b: 'Plus Jakarta Sans', sans-serif;
  --font-m: 'JetBrains Mono', monospace;
  --nav-h: 72px;
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-b);background:var(--bg);color:var(--text);overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select{font-family:inherit;font-size:inherit}
.container{max-width:1100px;margin:0 auto;padding:0 24px;position:relative;z-index:2}
.accent{color:var(--accent)}

/* ── NAV ── */
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;height:var(--nav-h);transition:background .3s,border-color .3s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(9,9,11,.92);backdrop-filter:blur(20px);border-bottom-color:var(--border)}
.nav-inner{max-width:1100px;margin:0 auto;padding:0 24px;height:100%;display:flex;align-items:center;justify-content:space-between}
.nav-logo{font-family:var(--font-h);font-size:2rem;letter-spacing:.06em}
.nav-logo span{color:var(--accent)}
.nav-links{display:flex;gap:32px;align-items:center}
.nav-links a{font-weight:600;font-size:.95rem;color:var(--text-2);transition:color .2s}
.nav-links a:hover{color:var(--text)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--text);transition:transform .3s,opacity .3s}
.nav-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.active span:nth-child(2){opacity:0}
.nav-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ── HERO ── */
.hero{position:relative;min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:calc(var(--nav-h) + 40px) 24px 60px;overflow:hidden}

.hero-glow{position:absolute;border-radius:50%;filter:blur(120px);pointer-events:none;z-index:0}
.hero-glow--1{width:600px;height:600px;background:radial-gradient(circle,rgba(232,82,10,.18),transparent 70%);top:-100px;left:50%;transform:translateX(-50%)}
.hero-glow--2{width:400px;height:400px;background:radial-gradient(circle,rgba(34,197,94,.08),transparent 70%);bottom:0;right:10%}

.hero-grid-bg{position:absolute;inset:0;z-index:0;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(ellipse 70% 60% at 50% 40%,black 30%,transparent 100%);
  -webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 40%,black 30%,transparent 100%);
}

.hero-inner{position:relative;z-index:2;max-width:740px;width:100%}

.hero-badge{display:inline-block;font-family:var(--font-m);font-size:.7rem;font-weight:700;letter-spacing:.18em;color:var(--accent);background:rgba(232,82,10,.08);border:1px solid rgba(232,82,10,.2);border-radius:100px;padding:7px 20px;margin-bottom:24px}

.hero-headline{font-family:var(--font-h);font-size:clamp(2.6rem,6vw,5rem);line-height:1.0;letter-spacing:.02em;margin-bottom:20px}
.hero-headline em{font-style:normal;color:var(--accent)}

.hero-sub{font-size:clamp(1.05rem,2vw,1.25rem);color:var(--text-2);line-height:1.7;max-width:600px;margin:0 auto 36px;font-weight:500}

/* Hero Form */
.hero-form-row{display:flex;gap:10px;width:100%}
.hero-input{flex:1;min-width:0;padding:14px 18px;background:var(--surface);border:1px solid var(--border);border-radius:10px;color:var(--text);font-size:1rem;outline:none;transition:border-color .2s,box-shadow .2s}
.hero-input--short{max-width:130px;flex:0 0 auto}
.hero-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(232,82,10,.12)}
.hero-input::placeholder{color:#555}
.hero-input.error{border-color:var(--red)}

.hero-btn{flex-shrink:0;display:inline-flex;align-items:center;gap:8px;padding:14px 28px;background:var(--accent);color:#fff;border:none;border-radius:10px;font-family:var(--font-h);font-size:1.15rem;letter-spacing:.04em;cursor:pointer;transition:box-shadow .3s,transform .15s;white-space:nowrap}
.hero-btn:hover{box-shadow:0 0 30px var(--accent-glow);transform:translateY(-1px)}

.hero-form-note{font-size:.82rem;color:var(--text-2);margin-top:12px;line-height:1.5}

.hero-form-row--selects{margin-top:10px}
.hero-form-row--selects .hero-input{
  appearance:none;-webkit-appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23666' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;padding-right:36px;
}

/* Scan state */
.hero-scan{display:none;text-align:center;padding:20px 0}
.hero-scan.active{display:block;animation:fadeUp .4s ease}

.scan-pulse{width:48px;height:48px;margin:0 auto 16px;border-radius:50%;background:var(--accent);animation:pulse 1.5s ease-in-out infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 var(--accent-glow);transform:scale(1)}50%{box-shadow:0 0 0 20px transparent;transform:scale(1.05)}}

.scan-label{font-family:var(--font-h);font-size:1.4rem;margin-bottom:16px}
.scan-track{width:100%;height:4px;background:var(--border);border-radius:2px;overflow:hidden;margin-bottom:10px}
.scan-fill{width:0%;height:100%;background:linear-gradient(90deg,var(--accent),var(--green));border-radius:2px;transition:width .3s}
.scan-detail{font-family:var(--font-m);font-size:.75rem;color:var(--text-2)}

/* Step 2 */
.hero-step2{display:none;width:100%}
.hero-step2.active{display:block;animation:fadeUp .4s ease}
.step2-lead{font-size:1.1rem;margin-bottom:16px;font-weight:600}

/* Step 3 */
.hero-step3{display:none;width:100%;text-align:center}
.hero-step3.active{display:block;animation:fadeUp .4s ease}
.step3-greeting{font-family:var(--font-h);font-size:1.5rem;color:var(--accent);margin-bottom:4px}
.gen-bar-wrap{display:flex;align-items:center;gap:12px;margin-bottom:20px}
.gen-bar-track{flex:1;height:5px;background:var(--border);border-radius:3px;overflow:hidden}
.gen-bar-fill{width:0%;height:100%;background:linear-gradient(90deg,var(--accent),#ff8a50);transition:width .4s}
.gen-pct{font-family:var(--font-m);font-size:.8rem;color:var(--accent);min-width:36px;text-align:right}

.gen-selling{margin-bottom:20px;min-height:60px}
.gen-sell-card{display:none;text-align:left;padding:16px 20px;background:var(--surface);border:1px solid var(--border);border-left:3px solid var(--accent);border-radius:10px;font-size:.95rem;color:var(--text-2);line-height:1.6}
.gen-sell-card.active{display:block;animation:fadeUp .35s ease}
.gen-sell-card strong{color:var(--text);font-weight:700}

.step3-contact{display:none}
.step3-contact.visible{display:block;animation:fadeUp .4s ease}
.step3-contact-label{font-weight:700;font-size:.95rem;margin-bottom:12px}

/* Done */
.hero-done{display:none;text-align:center;padding:20px 0}
.hero-done.active{display:block;animation:fadeUp .4s ease}
.done-check{margin-bottom:16px;filter:drop-shadow(0 0 16px var(--accent-glow))}
.done-title{font-family:var(--font-h);font-size:1.8rem;margin-bottom:8px}
.done-text{color:var(--text-2);font-size:1.05rem;max-width:440px;margin:0 auto;line-height:1.6}

.hero-scroll-hint{position:absolute;bottom:28px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:6px;color:var(--text-2);font-size:.75rem;font-family:var(--font-m);letter-spacing:.1em;opacity:.5}

/* ── ANIMATIONS ── */
.anim-fade{opacity:0;transform:translateY(16px);animation:fadeUp .6s ease forwards}
.anim-fade[data-delay="150"]{animation-delay:.15s}
.anim-fade[data-delay="300"]{animation-delay:.3s}
.anim-fade[data-delay="450"]{animation-delay:.45s}
.anim-fade[data-delay="700"]{animation-delay:.7s}
@keyframes fadeUp{to{opacity:1;transform:translateY(0)}}
.scroll-anim{opacity:0;transform:translateY(30px);transition:opacity .6s,transform .6s}
.scroll-anim.visible{opacity:1;transform:translateY(0)}

/* ── SECTIONS ── */
.section{padding:120px 0;position:relative}
.eyebrow{font-family:var(--font-m);font-size:.78rem;font-weight:700;letter-spacing:.2em;color:var(--accent);margin-bottom:14px}
.section-headline{font-family:var(--font-h);font-size:clamp(2rem,4.5vw,3.4rem);line-height:1.05;letter-spacing:.02em;margin-bottom:48px}

/* ── K-CURVE ── */
.section-kcurve{background:var(--surface)}

.kcurve-graph{margin-bottom:64px;padding:0 16px}
.kcurve-svg{width:100%;height:auto}

.kcurve-path{stroke-dasharray:1000;stroke-dashoffset:1000;transition:stroke-dashoffset 2.5s ease}
.kcurve-graph.visible .kcurve-path{stroke-dashoffset:0}

.kcurve-explain{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-bottom:64px}
.kcurve-explain-block h3{font-family:var(--font-h);font-size:1.4rem;letter-spacing:.03em;margin-bottom:8px;color:var(--text)}
.kcurve-explain-block p{color:var(--text-2);font-size:.98rem;line-height:1.7}

.kcurve-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.kcurve-card{padding:32px;background:var(--bg);border:1px solid var(--border);border-radius:12px}
.kcurve-card h3{font-family:var(--font-h);font-size:1.4rem;letter-spacing:.03em;margin-bottom:16px}
.kcurve-card--bad{border-left:3px solid var(--red)}
.kcurve-card--bad h3{color:var(--red)}
.kcurve-card--good{border-left:3px solid var(--green)}
.kcurve-card--good h3{color:var(--green)}
.kcurve-card ul{list-style:none}
.kcurve-card li{color:var(--text-2);font-size:.98rem;line-height:1.7;padding:6px 0 6px 22px;position:relative}
.kcurve-card--bad li::before{content:'✕';position:absolute;left:0;color:var(--red);font-weight:700}
.kcurve-card--good li::before{content:'→';position:absolute;left:0;color:var(--green);font-weight:700}

/* ── WHAT WE DO ── */
.section-whatwedo{background:var(--bg)}
.deploy-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.deploy-card{padding:36px 32px;background:var(--surface);border:1px solid var(--border);border-radius:12px;transition:border-color .3s}
.deploy-card:hover{border-color:rgba(232,82,10,.3)}
.deploy-num{font-family:var(--font-m);font-size:.8rem;color:var(--accent);margin-bottom:14px;letter-spacing:.1em}
.deploy-card h3{font-family:var(--font-h);font-size:1.4rem;letter-spacing:.03em;margin-bottom:10px;line-height:1.1}
.deploy-card p{color:var(--text-2);line-height:1.7;font-size:.98rem}

/* ── HOW ── */
.section-how{background:var(--surface)}
.how-steps{display:flex;align-items:flex-start;gap:0;max-width:900px;margin:0 auto}
.how-card{flex:1;text-align:center;padding:32px 24px;background:var(--bg);border:1px solid var(--border);border-radius:12px}
.how-num{width:44px;height:44px;display:flex;align-items:center;justify-content:center;margin:0 auto 14px;background:var(--accent);border-radius:50%;font-family:var(--font-h);font-size:1.3rem}
.how-card h3{font-family:var(--font-h);font-size:1.2rem;letter-spacing:.03em;margin-bottom:8px}
.how-card p{color:var(--text-2);font-size:.92rem;line-height:1.6}
.how-connector{width:40px;flex-shrink:0;display:flex;align-items:center;justify-content:center;padding-top:30px}
.how-connector::after{content:'';display:block;width:100%;height:2px;background:linear-gradient(90deg,var(--accent),transparent)}

/* ── RESULTS ── */
.section-results{background:var(--bg);text-align:center}
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat{padding:32px 12px}
.stat-val{font-family:var(--font-h);font-size:clamp(2.8rem,6vw,4.5rem);color:var(--accent);line-height:1;margin-bottom:10px}
.stat p{color:var(--text-2);font-size:.92rem}

/* ── MODEL ── */
.section-model{background:var(--surface)}
.model-content{max-width:680px;margin-bottom:36px}
.model-content p{font-size:1.1rem;line-height:1.8;color:var(--text-2);margin-bottom:14px}
.model-accent{color:var(--accent)!important;font-family:var(--font-h)!important;font-size:1.5rem!important;line-height:1.2!important}
.model-refs{font-size:.95rem!important;padding:16px 20px;background:var(--bg);border:1px solid var(--border);border-left:3px solid var(--accent);border-radius:8px;margin-top:8px!important}
.btn-accent{display:inline-flex;align-items:center;gap:8px;padding:16px 36px;background:var(--accent);color:#fff;border-radius:10px;font-family:var(--font-h);font-size:1.2rem;letter-spacing:.04em;transition:box-shadow .3s,transform .15s;margin-top:16px}
.btn-accent:hover{box-shadow:0 0 30px var(--accent-glow);transform:translateY(-1px)}

/* ── FOOTER ── */
.footer{background:var(--bg);border-top:1px solid var(--border);padding:40px 0 20px}
.footer-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}
.footer-logo{font-size:1.5rem}
.footer-tag{font-size:.85rem;color:var(--text-2);margin-top:6px}
.footer-links{display:flex;gap:20px}
.footer-links a{font-size:.85rem;color:var(--text-2);transition:color .2s}
.footer-links a:hover{color:var(--accent)}
.footer-legal{text-align:center;padding-top:20px;border-top:1px solid var(--border)}
.footer-legal p{font-size:.72rem;color:#555}

/* ============================================
   RESPONSIVE
   ============================================ */
@media(max-width:1024px){
  .stats-row{grid-template-columns:1fr 1fr}
  .kcurve-explain{grid-template-columns:1fr}
}
@media(max-width:768px){
  :root{--nav-h:64px}
  .nav-links{display:none;position:fixed;top:var(--nav-h);left:0;right:0;bottom:0;background:rgba(9,9,11,.97);backdrop-filter:blur(20px);flex-direction:column;padding:40px 24px;gap:24px;border-top:1px solid var(--border)}
  .nav-links.open{display:flex}
  .nav-toggle{display:flex}
  .hero-headline br{display:none}
  .hero-form-row{flex-direction:column}
  .hero-input--short{max-width:100%}
  .hero-form-row--selects{flex-direction:column}
  .hero-btn{width:100%;justify-content:center}
  .kcurve-grid,.deploy-grid{grid-template-columns:1fr}
  .how-steps{flex-direction:column;gap:12px}
  .how-connector{width:100%;height:24px;padding-top:0}
  .how-connector::after{width:2px;height:100%}
  .section{padding:80px 0}
  .footer-row{flex-direction:column;text-align:center;gap:20px}
  .footer-links{flex-direction:column;gap:8px}
}
@media(max-width:480px){
  .nav-logo{font-size:1.7rem}
  .hero{padding-top:calc(var(--nav-h) + 24px);padding-bottom:40px}
  .hero-badge{font-size:.6rem;padding:5px 14px}
  .hero-sub{font-size:1rem}
  .hero-input{padding:13px 14px;font-size:.95rem}
  .hero-btn{padding:13px 20px;font-size:1.05rem}
  .stat-val{font-size:2.4rem}
  .deploy-card{padding:28px 22px}
  .kcurve-card{padding:24px 20px}
  .section-headline{margin-bottom:32px}
  .hero-scroll-hint{display:none}
}