:root{--bg:#FAFAF9;--surface:#FFFFFF;--text:#202124;--muted:#62666D;--border:#E5E7EB;--accent:#4F46E5;--accent-dark:#4338CA;--accent-soft:#EEF2FF;--peach:#FDECE0;--peach-text:#B45A2E;--blue:#E3ECFB;--blue-text:#3457A6;--radius:12px;--radius-sm:8px;--shadow-sm:0 1px 2px rgba(16,24,40,.04);--shadow-md:0 8px 24px rgba(16,24,40,.08);--maxw:1160px;--transition:180ms ease}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;background:none;border:none;color:inherit}
img{max-width:100%;display:block}
h1,h2,h3,h4{font-weight:600;letter-spacing:-.01em;margin:0}
p{margin:0}
ul{margin:0}
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:15px;top:8px;background:var(--accent);color:#fff;padding:10px 14px;border-radius:8px;z-index:50}

/* header */
.site-header{position:sticky;top:0;z-index:30;background:rgba(250,250,249,.88);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.header-inner{max-width:var(--maxw);margin:0 auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between}
.brand{display:inline-flex;align-items:center;gap:8px;font-size:17px;font-weight:600;letter-spacing:-.01em}
.brand svg{width:22px;height:22px;color:var(--accent)}
.nav-desktop{display:flex;align-items:center;gap:28px;font-size:14px;color:var(--muted)}
.nav-desktop a:not(.button){transition:color var(--transition)}
.nav-desktop a:not(.button):hover{color:var(--text)}
.menu-toggle{display:none;flex-direction:column;gap:4px;padding:8px;border-radius:6px}
.menu-toggle span{width:20px;height:2px;background:var(--text);border-radius:2px;transition:transform var(--transition),opacity var(--transition)}
.menu-toggle[aria-expanded=true] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.menu-toggle[aria-expanded=true] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded=true] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mobile-menu{display:none;flex-direction:column;gap:4px;padding:12px 24px 18px;border-bottom:1px solid var(--border);background:var(--surface)}
.mobile-menu a:not(.button){padding:10px 4px;font-size:15px;color:var(--text)}
.mobile-menu .button{margin-top:6px;justify-content:center}

/* buttons */
.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:var(--radius-sm);font-size:14px;font-weight:500;border:1px solid transparent;transition:background var(--transition),border-color var(--transition),color var(--transition),transform var(--transition)}
.button.primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.button.primary:hover{background:var(--accent-dark);border-color:var(--accent-dark)}
.button.secondary{background:transparent;color:var(--text);border-color:var(--border)}
.button.secondary:hover{border-color:#B9BDC6}
.button.small{padding:8px 16px;font-size:13px}

/* layout helpers */
.section{padding:88px 24px}
.section.soft{background:var(--accent-soft)}
.section-inner{max-width:var(--maxw);margin:0 auto}
.section-inner>h2{font-size:clamp(26px,2.6vw,34px);margin-bottom:16px}
.section-heading{max-width:720px;margin-bottom:44px}
.section-heading h2{font-size:clamp(26px,2.6vw,34px)}
.section-heading .lead{margin-top:14px}
.lead{font-size:17px;line-height:1.7;color:var(--muted)}
.section-note{margin-top:32px;font-size:14px;color:var(--muted);max-width:640px}

/* hero */
.hero{padding:64px 24px 48px}
.hero-inner{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.hero-copy h1{font-size:clamp(36px,4.6vw,60px);line-height:1.08}
.hero-copy .lead{font-size:18px;margin:22px 0 30px;max-width:460px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-note{margin-top:22px;font-size:13px;color:var(--muted)}

.hero-preview{display:flex;justify-content:center}
.preview-card{width:100%;max-width:440px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-md);overflow:hidden}
.preview-tabs{display:flex;border-bottom:1px solid var(--border)}
.preview-tabs button{flex:1;padding:15px 10px;font-size:13px;font-weight:500;color:var(--muted);border-bottom:2px solid transparent;transition:color var(--transition),border-color var(--transition)}
.preview-tabs button[aria-selected=true]{color:var(--text);border-bottom-color:var(--accent)}
.preview-tabs button:hover{color:var(--text)}
.preview-panels{padding:32px 28px}
.preview-panel img{border-radius:10px;margin:0 auto 18px;max-height:280px;width:100%;object-fit:contain;background:var(--accent-soft)}
.preview-caption{font-size:13px;color:var(--muted);text-align:center;line-height:1.6}

.mini-phone{width:190px;margin:0 auto 18px;background:var(--surface);border:1px solid var(--border);border-radius:20px 20px 8px 8px;padding:22px 16px 16px;box-shadow:var(--shadow-sm)}
.mini-notch{width:36px;height:4px;background:var(--border);border-radius:4px;margin:0 auto 14px}
.mini-eyebrow{display:block;font-size:9px;letter-spacing:1.2px;color:var(--accent);font-weight:600;margin-bottom:8px}
.mini-phone h4{font-size:15px;line-height:1.3;margin:0 0 8px}
.mini-phone p{font-size:11px;line-height:1.6;color:var(--muted)}
.mini-progress{display:flex;gap:4px;margin-top:14px}
.mini-progress span{flex:1;height:4px;border-radius:3px;background:var(--border)}
.mini-progress span.on{background:var(--accent)}

.feedback-card{background:var(--accent-soft);border-radius:12px;padding:22px 20px;margin-bottom:16px;text-align:center}
.pv-stars{color:var(--accent);font-size:19px;letter-spacing:3px;display:block;margin-bottom:12px}
.pv-comment{font-size:14px;color:var(--text);font-style:italic;line-height:1.6;margin-bottom:10px}
.pv-tag{display:inline-block;font-size:11px;color:var(--muted);border:1px solid var(--border);border-radius:20px;padding:4px 10px;background:var(--surface)}

/* how it works */
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.step-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px}
.step-icon{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;font-size:12px;font-weight:600;margin-bottom:18px}
.accent-indigo{background:var(--accent-soft);color:var(--accent)}
.accent-peach{background:var(--peach);color:var(--peach-text)}
.accent-blue{background:var(--blue);color:var(--blue-text)}
.step-card h3{font-size:16px;margin-bottom:8px;line-height:1.35}
.step-card p{font-size:14px;color:var(--muted);line-height:1.65}
.step-qr{margin-top:16px;display:flex;align-items:center;gap:12px}
.qr-mount{width:64px;height:64px;flex-shrink:0}
.qr-mount svg{width:100%;height:100%;display:block}
.qr-link{font-size:12px;color:var(--accent);font-weight:500}
.qr-link:hover{color:var(--accent-dark)}

/* insights */
.insights-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:8px}
.insight-questions{list-style:none;padding:0;display:flex;flex-direction:column;gap:12px}
.insight-questions li{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:16px 18px;font-size:14px;color:var(--text)}
.feedback-example{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;align-self:start}
.feedback-example-tag{display:block;font-size:11px;font-weight:600;letter-spacing:.3px;color:var(--accent);margin-bottom:14px}
.feedback-example-stars{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.feedback-example-stars .stars{color:var(--accent);font-size:15px;letter-spacing:2px}
.feedback-example-stars span:last-child{color:var(--muted);font-size:12px}
.feedback-example p{font-size:14px;color:var(--text);line-height:1.7;margin:0;font-style:italic}

/* benefits */
.benefit-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.benefit-grid article{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px}
.feature-icon{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:8px;font-size:16px;margin-bottom:18px}
.benefit-grid h3{font-size:17px;margin-bottom:8px}
.benefit-grid p{font-size:14px;color:var(--muted);line-height:1.65;margin:0}

/* roadmap */
.roadmap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.roadmap-grid article{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px}
.roadmap-badge{display:inline-block;font-size:11px;font-weight:600;color:var(--accent);background:var(--accent-soft);border-radius:20px;padding:5px 12px;margin-bottom:16px}
.roadmap-grid h3{font-size:16px;margin-bottom:8px;line-height:1.35}
.roadmap-grid p{font-size:14px;color:var(--muted);line-height:1.65;margin:0}

/* closing */
.closing{padding:88px 24px 100px;text-align:center}
.closing h2{font-size:clamp(26px,2.6vw,34px);margin-bottom:28px}

footer{border-top:1px solid var(--border);padding:32px 0}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
footer .brand{font-size:15px}
footer span{font-size:13px;color:var(--muted)}
footer small{font-size:12px;color:#9599A1}

@media(max-width:1050px){
.hero-inner{grid-template-columns:1fr;gap:40px}
.hero-copy{text-align:left}
.hero-preview{order:-1}
.steps-grid{grid-template-columns:repeat(2,1fr)}
.roadmap-grid{grid-template-columns:1fr 1fr}
.roadmap-grid article:last-child{grid-column:1 / -1}
}
@media(max-width:720px){
.header-inner{padding:12px 20px}
.nav-desktop{display:none}
.menu-toggle{display:flex}
.mobile-menu.open{display:flex}
.hero{padding:40px 20px 32px}
.hero-copy h1{font-size:clamp(30px,9vw,40px)}
.hero-copy .lead{font-size:16px;max-width:none}
.section{padding:56px 20px}
.section-inner>h2{font-size:26px}
.section-heading h2{font-size:26px}
.steps-grid{grid-template-columns:1fr}
.insights-grid{grid-template-columns:1fr}
.benefit-grid{grid-template-columns:1fr}
.roadmap-grid{grid-template-columns:1fr}
.roadmap-grid article:last-child{grid-column:auto}
.preview-panels{padding:24px 20px}
.footer-inner{flex-direction:column;align-items:flex-start;text-align:left}
}
@media(prefers-reduced-motion:reduce){
html{scroll-behavior:auto}
*{transition-duration:0.001ms !important}
}