/* ============================================================
   Zipline Creative — shared design system
   Brand DNA: #0A0A0F base / #FAFAFA counter / #7C5CFF accent
              / #3DDCFF secondary / #2A2A33 neutral
   Type: General Sans (display) + Inter (body) + IBM Plex Mono (labels)
   ============================================================ */

@import url('https://api.fontshare.com/v2/css?f[]=general-sans@400,500,600,700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --base:#0A0A0F;
  --base-2:#111118;
  --panel:#15151E;
  --counter:#FAFAFA;
  --accent:#7C5CFF;
  --accent-2:#3DDCFF;
  --neutral:#2A2A33;
  --line:#22222C;
  --muted:#9A9AA8;
  --muted-2:#6B6B78;
  --glow:rgba(124,92,255,.22);
  --glow-2:rgba(61,220,255,.14);
  --maxw:1140px;
  --r:14px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--base);
  color:var(--counter);
  font-family:'Inter',system-ui,sans-serif;
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  position:relative;
}

/* atmosphere: fine dot grid + soft top glow */
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:radial-gradient(var(--line) 1px,transparent 1px);
  background-size:34px 34px;
  -webkit-mask-image:radial-gradient(ellipse 90% 60% at 50% 0%,#000 30%,transparent 75%);
  mask-image:radial-gradient(ellipse 90% 60% at 50% 0%,#000 30%,transparent 75%);
  opacity:.5;
}
body::after{
  content:"";position:fixed;top:-30%;left:50%;transform:translateX(-50%);
  width:1100px;height:700px;z-index:0;pointer-events:none;
  background:radial-gradient(circle at 50% 50%,var(--glow),transparent 60%);
  filter:blur(20px);
}
.wrap{position:relative;z-index:1}

/* ---- type ---- */
h1,h2,h3,h4,.display{font-family:'General Sans',sans-serif;font-weight:600;line-height:1.05;letter-spacing:-.02em}
h1{font-size:clamp(2.6rem,6vw,4.6rem);font-weight:700;letter-spacing:-.03em}
h2{font-size:clamp(2rem,4vw,3rem)}
h3{font-size:clamp(1.3rem,2.4vw,1.7rem)}
p{color:var(--muted);max-width:62ch}
strong{color:var(--counter);font-weight:600}
a{color:inherit;text-decoration:none}

.eyebrow{
  font-family:'IBM Plex Mono',monospace;font-size:.74rem;font-weight:500;
  text-transform:uppercase;letter-spacing:.22em;color:var(--accent-2);
  display:inline-flex;align-items:center;gap:.6em;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--accent-2);opacity:.7}

.accent{color:var(--accent)}
.accent-2{color:var(--accent-2)}

/* ---- layout ---- */
.container{max-width:var(--maxw);margin:0 auto;padding:0 28px}
section{padding:clamp(64px,10vw,128px) 0;position:relative}
.lede{font-size:clamp(1.05rem,1.6vw,1.25rem);color:var(--muted);max-width:60ch}

/* ---- nav ---- */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);
  background:rgba(10,10,15,.72);border-bottom:1px solid var(--line)}
.nav .container{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{font-family:'General Sans',sans-serif;font-weight:700;font-size:1.18rem;letter-spacing:-.02em}
.brand span{color:var(--accent)}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{font-size:.93rem;color:var(--muted);transition:color .2s}
.nav-links a:hover{color:var(--counter)}
.nav-links .btn{padding:9px 18px}
@media(max-width:760px){.nav-links a:not(.btn){display:none}}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;gap:.5em;font-family:'Inter';font-weight:600;
  font-size:.96rem;padding:14px 26px;border-radius:10px;cursor:pointer;border:1px solid transparent;
  transition:transform .18s var(--ease),box-shadow .25s,background .2s;white-space:nowrap}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 0 0 0 var(--glow)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 30px -8px var(--glow)}
.btn-ghost{background:transparent;color:var(--counter);border-color:var(--neutral)}
.btn-ghost:hover{border-color:var(--accent);transform:translateY(-2px)}
.btn-lg{padding:17px 34px;font-size:1.02rem}

/* ---- hero ---- */
.hero{padding-top:clamp(70px,11vw,130px);padding-bottom:clamp(56px,8vw,104px)}
.hero h1{max-width:16ch;margin:22px 0 26px}
.hero .lede{margin-bottom:38px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.hero-note{font-family:'IBM Plex Mono',monospace;font-size:.8rem;color:var(--muted-2);margin-top:18px}

/* ---- cards / grid ---- */
.grid{display:grid;gap:20px}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.g-3,.g-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.g-2,.g-3,.g-4{grid-template-columns:1fr}}

.card{background:linear-gradient(180deg,var(--base-2),var(--base));
  border:1px solid var(--line);border-radius:var(--r);padding:30px;position:relative;
  transition:border-color .25s,transform .25s var(--ease)}
.card:hover{border-color:var(--neutral);transform:translateY(-3px)}
.card h3{margin-bottom:10px}
.card p{font-size:.97rem}
.card .num{font-family:'IBM Plex Mono',monospace;font-size:.78rem;color:var(--accent);
  letter-spacing:.1em;margin-bottom:16px;display:block}

/* ladder / step rows */
.step{display:grid;grid-template-columns:auto 1fr auto;gap:24px;align-items:center;
  padding:26px 0;border-top:1px solid var(--line)}
.step:last-child{border-bottom:1px solid var(--line)}
.step .k{font-family:'IBM Plex Mono',monospace;color:var(--accent-2);font-size:.85rem}
.step .price{font-family:'General Sans';font-weight:600;color:var(--counter);white-space:nowrap}
.step h3{margin-bottom:4px}
@media(max-width:680px){.step{grid-template-columns:auto 1fr;gap:14px}.step .price{grid-column:2;font-size:.95rem;color:var(--muted)}}

/* checklist */
.checks{list-style:none;display:grid;gap:14px}
.checks li{display:flex;gap:14px;align-items:flex-start;color:var(--muted);font-size:1rem}
.checks li::before{content:"";flex:none;width:20px;height:20px;margin-top:2px;border-radius:6px;
  background:var(--glow);border:1px solid var(--accent);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%237C5CFF' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:center;background-size:13px}

/* section heading block */
.shead{margin-bottom:48px;max-width:60ch}
.shead h2{margin:16px 0 14px}

/* metric */
.metric .n{font-family:'General Sans';font-weight:700;font-size:clamp(2.2rem,4vw,3.2rem);
  letter-spacing:-.03em;background:linear-gradient(120deg,var(--counter),var(--accent-2));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.metric .l{font-family:'IBM Plex Mono',monospace;font-size:.78rem;color:var(--muted);
  text-transform:uppercase;letter-spacing:.12em;margin-top:8px}

/* callout / cta band */
.band{background:linear-gradient(140deg,var(--panel),var(--base-2));
  border:1px solid var(--line);border-radius:20px;padding:clamp(36px,6vw,64px);
  text-align:center;position:relative;overflow:hidden}
.band::before{content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 50% 120%,var(--glow),transparent 60%);opacity:.7}
.band > *{position:relative}
.band h2{margin-bottom:16px}
.band p{margin:0 auto 30px}

/* tier pills */
.tier{display:flex;flex-direction:column;gap:6px}
.tier .badge{font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--accent-2);margin-bottom:8px}

/* footer */
footer{border-top:1px solid var(--line);padding:56px 0 40px;margin-top:40px}
.foot{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;align-items:flex-start}
.foot a{color:var(--muted);font-size:.92rem;display:block;margin:8px 0;transition:color .2s}
.foot a:hover{color:var(--counter)}
.foot h4{font-family:'IBM Plex Mono',monospace;font-size:.72rem;text-transform:uppercase;
  letter-spacing:.16em;color:var(--muted-2);margin-bottom:8px;font-weight:500}
.foot-bottom{margin-top:44px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:.85rem;color:var(--muted-2)}

/* embed placeholder */
.embed-ph{border:1.5px dashed var(--neutral);border-radius:var(--r);padding:46px 30px;text-align:center;
  background:var(--base-2);color:var(--muted-2);font-family:'IBM Plex Mono',monospace;font-size:.85rem;line-height:1.7}

/* reveal on load */
.reveal{opacity:0;transform:translateY(16px);animation:rise .7s var(--ease) forwards}
@keyframes rise{to{opacity:1;transform:none}}
.d1{animation-delay:.05s}.d2{animation-delay:.13s}.d3{animation-delay:.21s}
.d4{animation-delay:.29s}.d5{animation-delay:.37s}.d6{animation-delay:.45s}
@media(prefers-reduced-motion:reduce){.reveal{animation:none;opacity:1;transform:none}}

/* misc */
.divider{height:1px;background:var(--line);border:0;margin:0}
.center{text-align:center}.mx{margin-left:auto;margin-right:auto}
.tag{display:inline-block;font-family:'IBM Plex Mono',monospace;font-size:.72rem;
  color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:5px 12px;letter-spacing:.06em}