/* ============================================================
   BoostLayer v3 — Shared landing styles
   Used by: use-cases.html, scenario.html
   Homepage (index.html) has its CSS inline.
   ============================================================ */

@font-face{font-family:'Inter';src:url('/fonts/Inter-Regular.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'Inter';src:url('/fonts/Inter-Medium.woff2') format('woff2');font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:'Inter';src:url('/fonts/Inter-SemiBold.woff2') format('woff2');font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:'Inter';src:url('/fonts/Inter-Bold.woff2') format('woff2');font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:'Inter';src:url('/fonts/Inter-ExtraBold.woff2') format('woff2');font-weight:800;font-style:normal;font-display:swap}

:root{
  --surface:#fcf8f8;
  --surface-lowest:#ffffff;
  --surface-low:#f6f3f2;
  --surface-container:#f0eded;
  --surface-high:#ebe6e4;
  --on-surface:#1a1a1a;
  --on-surface-variant:#5f5f5f;
  --on-surface-muted:#6c6c6c;
  --primary:#6E56CF;
  --primary-dim:#563cb5;
  --primary-container:#e6deff;
  --on-primary-container:#553bb4;
  --outline-variant:#b3b1b1;
  --hero-dark:#0e0e12;
  --hero-dark-2:#16161c;
  --hero-text-dim:#a0a0a8;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  background:var(--surface);
  color:var(--on-surface);
  line-height:1.6;
  font-feature-settings:'ss01','cv11';
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img,svg,video{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
.mono{font-family:'JetBrains Mono',ui-monospace,Menlo,monospace}

/* ---------- layout primitives ---------- */
.wrap{max-width:1240px;margin:0 auto;padding:0 32px}
.wrap-narrow{max-width:960px;margin:0 auto;padding:0 32px}
.wrap-text{max-width:760px;margin:0 auto;padding:0 32px}
@media(max-width:768px){
  .wrap,.wrap-narrow,.wrap-text{padding:0 20px}
}

/* ---------- typography ---------- */
.eyebrow{
  font-size:11px;font-weight:600;text-transform:uppercase;
  letter-spacing:0.22em;color:var(--primary);
  display:inline-block;margin-bottom:24px;
}
.eyebrow-mute{color:var(--on-surface-muted)}
h1,h2,h3,h4{font-weight:800;letter-spacing:-0.04em;line-height:1.05;color:var(--on-surface)}
h1.display{font-size:clamp(2.2rem,4.6vw,3.5rem);font-weight:800;letter-spacing:-0.04em;line-height:1.08}
h2.display{font-size:clamp(1.8rem,3.6vw,2.75rem);font-weight:800;line-height:1.1;letter-spacing:-0.04em}
h3.headline{font-size:clamp(1.4rem,2.2vw,1.875rem);font-weight:700;line-height:1.15;letter-spacing:-0.03em}
.lead{font-size:clamp(1rem,1.3vw,1.125rem);color:var(--on-surface-variant);line-height:1.65;max-width:60ch}
.body-sm{font-size:0.875rem;color:var(--on-surface-variant);line-height:1.7}
.body-xs{font-size:0.78rem;color:var(--on-surface-muted);line-height:1.6}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 22px;border-radius:12px;
  font-size:14px;font-weight:600;letter-spacing:-0.01em;
  transition:transform .18s ease,box-shadow .25s ease,background .2s;
  white-space:nowrap;
}
.btn-primary{background:linear-gradient(145deg,var(--primary),var(--primary-dim));color:#fbf6ff}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 10px 30px rgba(110,86,207,0.22)}
.btn-primary:active{transform:translateY(0)}
.btn-secondary{background:var(--surface-high);color:var(--on-surface)}
.btn-secondary:hover{background:var(--surface-container)}
.btn-ghost-dark{background:rgba(255,255,255,0.06);color:#fff;border:1px solid rgba(255,255,255,0.08)}
.btn-ghost-dark:hover{background:rgba(255,255,255,0.1)}
.btn-link{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-weight:600;font-size:14px}
.btn-link:hover{color:var(--primary-dim)}
.btn-arrow{transition:transform .25s ease}
.btn:hover .btn-arrow,.btn-link:hover .btn-arrow,a:hover .btn-arrow{transform:translateX(3px)}

/* ---------- chips / badges ---------- */
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  background:var(--primary-container);color:var(--on-primary-container);
  font-size:11px;font-weight:600;letter-spacing:0.02em;
}
.chip-channel{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  background:var(--surface-container);color:var(--on-surface);
  font-family:'JetBrains Mono',monospace;font-weight:500;font-size:10.5px;
  letter-spacing:0.06em;text-transform:uppercase;white-space:nowrap;
}
.chip-channel svg{width:12px;height:12px;flex-shrink:0}
.chip-track{
  background:transparent;color:var(--on-surface-muted);
  font-family:'JetBrains Mono',monospace;font-size:9.5px;
  letter-spacing:0.14em;text-transform:uppercase;
  border:1px solid var(--surface-container);
  padding:3px 8px;
}
.badge-status{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:6px;
  font-size:10.5px;font-weight:600;
  font-family:'JetBrains Mono',monospace;
  letter-spacing:0.04em;text-transform:uppercase;
}
.badge-status::before{content:'';display:block;width:6px;height:6px;border-radius:50%}
.badge-available{background:var(--primary-container);color:var(--on-primary-container)}
.badge-available::before{background:var(--primary)}
.badge-build{background:var(--surface-high);color:var(--on-surface-variant)}
.badge-build::before{background:var(--on-surface-variant);opacity:.6}
.badge-soon{background:var(--surface-low);color:var(--on-surface-muted)}
.badge-soon::before{background:var(--on-surface-muted);opacity:.4}

/* ---------- NAV ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  padding:16px 0;
  background:rgba(252,248,248,0.82);
  backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
  border-bottom:1px solid rgba(0,0,0,0.04);
  transition:background .35s ease;
}
.nav-inner{
  max-width:1240px;margin:0 auto;padding:0 32px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.nav-logo{
  font-weight:700;font-size:17px;letter-spacing:-0.03em;
  color:var(--on-surface);display:flex;align-items:center;gap:8px;
}
.nav-logo-mark{
  width:22px;height:22px;border-radius:6px;
  background:linear-gradient(145deg,var(--primary),var(--primary-dim));
  display:grid;place-items:center;
}
.nav-logo-mark::after{content:'';width:8px;height:8px;background:#fff;border-radius:2px}
.nav-logo .dot{color:var(--primary)}
.nav-links{display:flex;align-items:center;gap:32px}
.nav-links a{
  font-size:13.5px;font-weight:500;color:var(--on-surface-variant);
  transition:color .2s;
}
.nav-links a:hover,.nav-links a.active{color:var(--on-surface)}
.nav-links a.active{font-weight:600}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-cta .btn{padding:10px 16px;font-size:13px;border-radius:10px}
.nav-cta .btn-ghost-dark{background:transparent;color:var(--on-surface);border-color:transparent}
.nav-cta .btn-ghost-dark:hover{background:var(--surface-container)}
@media(max-width:880px){
  .nav-links{display:none}
  .nav-cta .btn-ghost-dark{display:none}
}

/* ---------- page hero (text-only) ---------- */
.page-hero{padding:170px 0 96px}
.page-hero-inner{max-width:760px}
.page-hero h1{margin-bottom:22px}
.page-hero .lead{font-size:1.15rem}

/* ---------- footer ---------- */
footer{padding:80px 0 40px;background:var(--surface)}
.foot-grid{
  display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:48px;
  margin-bottom:48px;
}
.foot-brand{
  font-weight:700;font-size:18px;letter-spacing:-0.03em;color:var(--on-surface);
  display:flex;align-items:center;gap:10px;margin-bottom:14px;
}
.foot-brand .dot{color:var(--primary)}
.foot-tag{font-size:13px;color:var(--on-surface-variant);max-width:28ch;line-height:1.6}
.foot-col h3{
  font-family:'JetBrains Mono',monospace;font-size:10px;
  font-weight:600;
  color:var(--on-surface-muted);letter-spacing:0.18em;text-transform:uppercase;
  margin-bottom:18px;
}
.foot-col ul{display:flex;flex-direction:column;gap:10px}
.foot-col a,.foot-col .soon{
  font-size:13.5px;color:var(--on-surface-variant);
  transition:color .2s;
}
.foot-col a:hover{color:var(--on-surface)}
.foot-col .soon{color:#6c6c6c;cursor:default}
.foot-bottom{
  padding-top:32px;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;
  font-size:12px;color:var(--on-surface-muted);
  border-top:1px solid var(--surface-container);
}
@media(max-width:880px){
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:480px){.foot-grid{grid-template-columns:1fr}}

/* ---------- popup ---------- */
.popup-overlay{
  display:none;position:fixed;inset:0;z-index:200;
  background:rgba(14,14,18,0.42);backdrop-filter:blur(8px);
  align-items:center;justify-content:center;padding:20px;
}
.popup-overlay.open{display:flex}
.popup-card{
  background:#fff;border-radius:20px;width:100%;max-width:460px;
  padding:36px 32px 28px;position:relative;
  box-shadow:0 20px 60px rgba(0,0,0,0.16);
}
.popup-close{position:absolute;top:14px;right:18px;font-size:22px;color:var(--on-surface-muted);line-height:1}
.popup-card h3{font-size:20px;text-align:center;letter-spacing:-0.02em;margin-bottom:6px}
.popup-card .popup-sub{font-size:13px;color:var(--on-surface-muted);text-align:center;margin-bottom:24px}
.popup-form{display:flex;flex-direction:column;gap:12px}
.popup-form input,.popup-form select,.popup-form textarea{
  border:0;border-radius:10px;
  background:var(--surface-low);
  padding:13px 14px;font:inherit;font-size:13.5px;color:var(--on-surface);
  outline:0;transition:background .2s;
  font-family:'Inter',sans-serif;
}
.popup-form input:focus,.popup-form select:focus,.popup-form textarea:focus{background:var(--surface-container)}
.popup-form select{appearance:none;-webkit-appearance:none;cursor:pointer;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'><path d='M1 1.5L6 6.5L11 1.5' stroke='%235f5f5f' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/></svg>");background-repeat:no-repeat;background-position:right 14px center;padding-right:36px}
.popup-form .row{display:flex;gap:12px}
.popup-form .row > *{flex:1;min-width:0}
.popup-form .btn{margin-top:8px;justify-content:center}
.popup-form .legal{font-size:11px;color:var(--on-surface-muted);text-align:center;margin-top:4px}
.popup-form .legal a{color:var(--primary);text-decoration:underline}

/* ---------- reveal (no-op — content always visible) ---------- */
.reveal{opacity:1;transform:none}
.reveal.in{opacity:1;transform:none}

/* ---------- helpers ---------- */
.text-center{text-align:center}
.tonal-low{background:var(--surface-low)}

/* ---------- iPhone silhouette placeholder ---------- */
.placeholder-photo{
  position:absolute;inset:0;
  background:var(--surface-container);
  background-image:repeating-linear-gradient(135deg,rgba(0,0,0,0.025) 0,rgba(0,0,0,0.025) 1px,transparent 1px,transparent 9px);
  display:flex;flex-direction:column;justify-content:space-between;padding:20px;
}
.placeholder-photo .crop-marks{display:grid;grid-template-columns:1fr 1fr}
.placeholder-photo .crop-marks span{width:12px;height:12px;border:1.5px solid var(--on-surface);opacity:.6}
.placeholder-photo .crop-marks span:nth-child(1){border-right:0;border-bottom:0;justify-self:start}
.placeholder-photo .crop-marks span:nth-child(2){border-left:0;border-bottom:0;justify-self:end}
.placeholder-photo .crop-marks-bot{margin-top:auto;display:grid;grid-template-columns:1fr 1fr 1fr;align-items:end;gap:12px}
.placeholder-photo .corner{width:12px;height:12px;border:1.5px solid var(--on-surface);opacity:.6}
.placeholder-photo .crop-marks-bot .corner:first-child{border-right:0;border-top:0;justify-self:start}
.placeholder-photo .crop-marks-bot .corner:last-child{border-left:0;border-top:0;justify-self:end}
.placeholder-photo .photo-label{
  font-family:'JetBrains Mono',monospace;font-size:10.5px;
  color:var(--on-surface);text-align:center;line-height:1.5;
}
.placeholder-photo .photo-label small{
  display:block;color:var(--on-surface-muted);font-size:9px;
  letter-spacing:0.12em;text-transform:uppercase;margin-top:6px;
}
.iphone-silhouette{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:42%;aspect-ratio:9/19;
  background:var(--on-surface);border-radius:14% / 6.4%;
  box-shadow:inset 0 0 0 5px var(--surface-container),inset 0 0 0 8px var(--on-surface);
  opacity:.85;
}
.iphone-silhouette::before{
  content:'';position:absolute;top:4%;left:50%;transform:translateX(-50%);
  width:30%;height:2.4%;background:var(--surface-container);border-radius:99px;
}
.iphone-silhouette .screen{
  position:absolute;inset:8% 6% 6% 6%;
  border-radius:8% / 4%;
  overflow:hidden;background:var(--surface-low);
  display:flex;flex-direction:column;
}
.iphone-silhouette .channel-watermark{
  font-family:'JetBrains Mono',monospace;font-size:9px;
  letter-spacing:0.12em;color:var(--on-surface);
  margin:auto;opacity:.5;
}