/* --- styles.css (FULL v10) --- */
/* One-flow layout + nav fix + homepage snap (root-aware) + reveal animations */
*{box-sizing:border-box}html,body{margin:0;padding:0;height:100%}
:root{
  --bg:#0b0f14; --fg:#e7edf3; --muted:#9fb2c3; --brand:#0ea25a; --brand-2:#0d7b45; --card:#121821;
  --shadow:0 6px 24px rgba(0,0,0,.25);
  --header-h:56px;
  --footer-h:120px;
}
:root.light{
  --bg:#f6f9fb; --fg:#0b1a2b; --muted:#5a6b7a; --brand:#0aa451; --brand-2:#06743a; --card:#ffffff;
  --shadow:0 6px 24px rgba(0,0,0,.12);
}
body{font-family:system-ui,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--fg);line-height:1.6}
a{color:var(--brand);text-decoration:none}

/* Header fixed */
.site-header{position:fixed;top:0;left:0;right:0;height:var(--header-h);display:flex;align-items:center;justify-content:space-between;padding:0 12px;background:var(--card);box-shadow:var(--shadow);z-index:1000}
.brand{display:flex;gap:12px;align-items:center}
.logo{font-weight:700;color:var(--fg)}
.burger{font-size:22px;background:transparent;border:1px solid var(--muted);border-radius:10px;color:var(--fg);padding:4px 10px}
.theme-btn{background:transparent;border:1px solid var(--muted);border-radius:10px;color:var(--fg);padding:4px 10px}

/* Mobile nav (overlay under header) */
.mobile-nav{position:fixed;top:var(--header-h);left:0;right:0;background:var(--card);display:grid;gap:8px;padding:14px;border-bottom:1px solid rgba(255,255,255,.05);z-index:999}
[hidden]{display:none !important}
.mobile-nav:not(.open){display:none !important}
.mobile-nav.open{display:grid}

/* Main content spacing to avoid overlap with header/footer */
main{
  padding-top:var(--header-h);
  padding-bottom:var(--footer-h);
  min-height:calc(100vh - var(--header-h) - var(--footer-h));
}

/* Footer sits after content */
.site-footer{min-height:var(--footer-h);padding:20px;background:var(--card);box-shadow:var(--shadow)}
.site-footer .cols{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px}
.tiny{font-size:12px;color:var(--muted)}

/* Sections (normal flow) */
.section{padding:40px 24px}
.sections{display:block}

/* Cards & buttons */
.card{background:var(--card);padding:18px;border-radius:16px;box-shadow:var(--shadow)}
.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--brand);color:#fff;border:none;border-radius:14px;padding:12px 18px;font-weight:600;box-shadow:var(--shadow);cursor:pointer}
.btn.alt{background:var(--brand-2)}
.btn.outline{background:transparent;border:1px solid var(--brand);color:var(--fg)}

/* Grid */
.grid{display:grid;gap:14px}
.grid.two{grid-template-columns:1fr 1fr}
@media(max-width:800px){.grid.two{grid-template-columns:1fr}}

/* Form */
form .row{display:grid;gap:12px}
.input{width:100%;padding:12px 14px;border-radius:12px;border:1px solid var(--muted);background:transparent;color:var(--fg)}
.input:focus{outline:none;border-color:var(--brand)}
.invalid{color:#ff7b7b;font-size:13px;margin-top:4px;display:none}
.stepper{display:flex;gap:6px;justify-content:center;margin:12px 0}
.stepper .dot{width:8px;height:8px;border-radius:50%;background:var(--muted);opacity:.6}
.stepper .dot.active{background:var(--brand);opacity:1}

/* Review */
.review{width:100%;border-collapse:collapse}
.review td{border-bottom:1px solid rgba(255,255,255,.08);padding:8px 0}

/* Timeline */
.timeline{display:grid;gap:10px}
.step{display:flex;gap:12px;align-items:flex-start}
.step .num{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--brand);color:#fff;font-weight:700}
.step .box{background:var(--card);padding:12px;border-radius:12px;box-shadow:var(--shadow)}

.badge{display:inline-block;padding:4px 8px;border-radius:999px;background:var(--brand);color:#fff;font-size:12px}
.masked{font-family:monospace}

/* --- Homepage full-page sections (root-aware snap) --- */
html.home-snap, body.home-snap{
  scroll-snap-type: y mandatory;
  scroll-padding-top: var(--header-h);
  scroll-behavior: smooth;
}
body.home-snap .section{
  min-height: calc(100vh - var(--header-h));
  display:grid; place-items:center;
  scroll-snap-align: start;
}
body.home-snap .section:last-of-type{
  min-height: calc(100vh - var(--header-h) - var(--footer-h));
}

/* --- Reveal animations --- */
@keyframes zoomInReveal {
  0% { opacity:0; transform: translateY(20px) scale(.6); filter: blur(2px); }
  100% { opacity:1; transform: translateY(0) scale(1); filter: blur(0); }
}
.reveal-base{
  opacity:0; transform: translateY(20px) scale(.6);
  will-change: opacity, transform, filter;
  filter: blur(2px);
}
.reveal-in{
  animation: zoomInReveal 700ms cubic-bezier(.2,.7,.2,1) both;
  animation-delay: var(--reveal-delay, 0ms);
}
@media (prefers-reduced-motion: reduce){
  .reveal-base, .reveal-in{opacity:1 !important; transform:none !important; filter:none !important; animation:none !important;}
}