/* ================================================================
   SIDESWIPE - Static site
   Light theme / square geometry / zero border-radius
   ================================================================ */

:root{
  --bg:#ffffff;
  --bg-alt:#f5f6f8;
  --bg-dark:#0e1116;
  --line:#e3e6ea;
  --line-strong:#c8cdd5;
  --ink:#0e1116;
  --ink-2:#4a5461;
  --ink-3:#79828e;
  --accent:#3730a3;
  --accent-2:#4f46e5;
  --green:#0f6b45;
  --amber:#8a5a00;
  --max:1180px;
  --pad:32px;
}

*{box-sizing:border-box;margin:0;padding:0;border-radius:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:15px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}

/* ---------------- Header ---------------- */
.hdr{
  position:sticky;top:0;z-index:50;
  background:var(--bg);
  border-bottom:1px solid var(--line);
}
.hdr-in{
  max-width:var(--max);margin:0 auto;padding:0 var(--pad);
  height:64px;display:flex;align-items:center;gap:32px;
}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;letter-spacing:-0.4px;font-size:17px}
.brand-mark{width:30px;height:30px;object-fit:contain;display:block;flex-shrink:0}
.nav{display:flex;gap:28px;margin-left:8px}
.nav a{
  font-size:13.5px;font-weight:500;color:var(--ink-2);
  padding:4px 0;border-bottom:2px solid transparent;
}
.nav a:hover{color:var(--ink);border-bottom-color:var(--ink)}
.hdr-cta{margin-left:auto;display:flex;align-items:center;gap:10px}

/* ---------------- Buttons ---------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:12px 22px;font-size:14px;font-weight:600;letter-spacing:-0.1px;
  border:1px solid transparent;transition:background .15s,color .15s,border-color .15s;
  white-space:nowrap;
}
.btn i{font-size:14px}
.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn-primary:hover{background:var(--accent-2);border-color:var(--accent-2)}
.btn-outline{background:transparent;color:var(--ink);border-color:var(--line-strong)}
.btn-outline:hover{border-color:var(--ink);background:var(--bg-alt)}
.btn-invert{background:#fff;color:var(--ink);border-color:#fff}
.btn-invert:hover{background:#e9ebef;border-color:#e9ebef}
.btn-sm{padding:9px 16px;font-size:13px}
.btn-lg{padding:15px 28px;font-size:15px}

/* ---------------- Sections ---------------- */
.sec{padding:76px 0;border-bottom:1px solid var(--line)}
.sec-alt{background:var(--bg-alt)}
.eyebrow{
  font-size:11px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;
  color:var(--accent);margin-bottom:14px;
}
.h2{font-size:30px;line-height:1.2;font-weight:800;letter-spacing:-1px}
.h3{font-size:16px;font-weight:700;letter-spacing:-0.3px}
.lead{font-size:16px;color:var(--ink-2);line-height:1.7;max-width:640px}
.sec-head{margin-bottom:44px;max-width:680px}
.sec-head .lead{margin-top:12px}

/* ---------------- Hero ---------------- */
.hero{padding:80px 0 76px;border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.08fr 0.92fr;gap:64px;align-items:center}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--line-strong);padding:6px 12px;
  font-size:11.5px;font-weight:600;letter-spacing:0.4px;text-transform:uppercase;color:var(--ink-2);
  margin-bottom:22px;
}
.hero-tag i{color:var(--accent)}
.hero h1{font-size:50px;line-height:1.08;font-weight:800;letter-spacing:-2px;margin-bottom:20px}
.hero .lead{margin-bottom:28px}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.hero-note{font-size:12.5px;color:var(--ink-3);margin-bottom:34px}

.stats{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-right:0}
.stat{padding:18px 20px;border-right:1px solid var(--line)}
.stat-v{font-size:22px;font-weight:800;letter-spacing:-0.8px}
.stat-l{font-size:11.5px;color:var(--ink-3);text-transform:uppercase;letter-spacing:0.9px;font-weight:600;margin-top:3px}

/* Offer mock */
.mock{border:1px solid var(--line-strong);background:var(--bg)}
.mock-top{
  padding:12px 16px;border-bottom:1px solid var(--line);background:var(--bg-alt);
  font-size:11.5px;font-weight:700;letter-spacing:1.2px;text-transform:uppercase;color:var(--ink-3);
  display:flex;align-items:center;justify-content:space-between;
}
.mock-live{display:flex;align-items:center;gap:7px;color:var(--green)}
.mock-live span{width:7px;height:7px;background:var(--green);display:block}
.mock-body{padding:20px 18px}
.mock-plat{
  display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line-strong);
  padding:4px 9px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:0.7px;color:var(--ink-2);
  margin-bottom:12px;
}
.mock-name{font-size:15.5px;font-weight:700;letter-spacing:-0.3px;margin-bottom:16px}
.mock-row{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-right:0;margin-bottom:16px}
.mock-cell{padding:12px;border-right:1px solid var(--line)}
.mock-cl{font-size:10.5px;text-transform:uppercase;letter-spacing:0.8px;color:var(--ink-3);font-weight:600;margin-bottom:4px}
.mock-cv{font-size:15px;font-weight:800;letter-spacing:-0.4px}
.mock-cv.g{color:var(--green)}
.mock-cv.a{color:var(--amber)}
.mock-btn{
  background:var(--ink);color:#fff;text-align:center;padding:13px;
  font-size:13.5px;font-weight:700;letter-spacing:-0.2px;
}

/* ---------------- Steps ---------------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-right:0;background:var(--bg)}
.step{padding:28px 24px;border-right:1px solid var(--line)}
.step-n{
  width:34px;height:34px;background:var(--ink);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;margin-bottom:16px;
}
.step h3{margin-bottom:8px}
.step p{font-size:13.5px;color:var(--ink-2);line-height:1.65}

/* ---------------- Features ---------------- */
.feats{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.feat{background:var(--bg);padding:30px 26px}
.feat i{font-size:19px;color:var(--accent);margin-bottom:16px;display:block}
.feat h3{margin-bottom:8px}
.feat p{font-size:13.5px;color:var(--ink-2);line-height:1.65}

/* ---------------- Split / trust ---------------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.checks{list-style:none;margin-top:24px}
.checks li{display:flex;gap:12px;padding:13px 0;border-bottom:1px solid var(--line);font-size:14px;color:var(--ink-2)}
.checks li:first-child{border-top:1px solid var(--line)}
.checks i{color:var(--accent);font-size:13px;margin-top:5px}
.checks b{color:var(--ink);font-weight:600}

/* ---------------- Download band ---------------- */
.band{background:var(--bg-dark);color:#fff;padding:72px 0}
.band h2{font-size:32px;font-weight:800;letter-spacing:-1.1px;margin-bottom:14px}
.band p{color:#a7aeb9;font-size:16px;line-height:1.7;max-width:560px;margin-bottom:28px}
.band-grid{display:grid;grid-template-columns:1.1fr 0.9fr;gap:56px;align-items:center}
.band-meta{border:1px solid #262b33;border-right:0;display:grid;grid-template-columns:repeat(3,1fr)}
.band-meta div{padding:16px 18px;border-right:1px solid #262b33}
.band-meta .k{font-size:10.5px;text-transform:uppercase;letter-spacing:1px;color:#79828e;font-weight:600}
.band-meta .v{font-size:14px;font-weight:700;margin-top:4px}

/* Platform tiles (Android live / iOS coming soon) */
.plats{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.plat{border:1px solid #262b33;background:#14181f;padding:22px 20px;display:flex;flex-direction:column}
.plat-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.plat-top i{font-size:24px;color:#fff}
.plat-tag{
  font-size:9.5px;font-weight:700;text-transform:uppercase;letter-spacing:1.1px;
  padding:4px 8px;border:1px solid #2f3742;color:#8d97a3;
}
.plat-tag.live{color:#3ddc84;border-color:#1f4c35}
.plat-name{font-size:16px;font-weight:700;letter-spacing:-0.3px;margin-bottom:5px}
.plat-note{font-size:12.5px;color:#79828e;line-height:1.6;margin-bottom:16px;flex:1}
.plat .btn{width:100%}
.btn-ghost-dark{background:transparent;color:#79828e;border-color:#2f3742;cursor:default}
.btn-ghost-dark:hover{background:transparent;color:#79828e;border-color:#2f3742}

/* ---------------- Footer ---------------- */
.ftr{background:var(--bg);padding:56px 0 0}
.ftr-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.ftr-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:16px;letter-spacing:-0.4px;margin-bottom:14px}
.ftr-desc{font-size:13.5px;color:var(--ink-2);line-height:1.7;max-width:330px}
.ftr-t{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1.3px;color:var(--ink-3);margin-bottom:16px}
.ftr-l{display:block;font-size:13.5px;color:var(--ink-2);padding:6px 0}
a.ftr-l:hover{color:var(--ink)}
.ftr-soon{color:var(--ink-3)}
.ftr-bot{
  border-top:1px solid var(--line);padding:20px 0;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:var(--ink-3);
}

/* ---------------- Legal pages ---------------- */
.legal-hero{border-bottom:1px solid var(--line);background:var(--bg-alt);padding:52px 0}
.legal-hero h1{font-size:36px;font-weight:800;letter-spacing:-1.3px}
.legal-meta{font-size:12.5px;color:var(--ink-3);margin-top:10px}
.crumb{font-size:12.5px;color:var(--ink-3);margin-bottom:14px}
.crumb a:hover{color:var(--ink)}
.legal{max-width:820px;margin:0 auto;padding:56px var(--pad) 76px}
.legal h2{
  font-size:19px;font-weight:800;letter-spacing:-0.5px;margin:38px 0 14px;
  padding-top:22px;border-top:1px solid var(--line);
}
.legal h2:first-of-type{margin-top:0;padding-top:0;border-top:0}
.legal h3{font-size:15px;font-weight:700;margin:24px 0 10px;color:var(--ink)}
.legal p{font-size:14.5px;color:var(--ink-2);line-height:1.78;margin-bottom:14px}
.legal a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}
.legal ul{margin:0 0 14px 18px}
.legal li{font-size:14.5px;color:var(--ink-2);line-height:1.78;margin-bottom:7px}
.callout{border:1px solid var(--line-strong);background:var(--bg-alt);padding:20px 22px;margin:26px 0}
.callout .h3{margin-bottom:8px}
.callout p:last-child{margin-bottom:0}
.toc{border:1px solid var(--line);padding:22px 24px;margin-bottom:40px;background:var(--bg-alt)}
.toc .ftr-t{margin-bottom:12px}
.toc a{display:block;font-size:13.5px;color:var(--ink-2);padding:5px 0;text-decoration:none}
.toc a:hover{color:var(--accent);text-decoration:underline}

/* Sticky header must not cover anchor targets */
[id]{scroll-margin-top:84px}

/* ---------------- Responsive ---------------- */
@media(max-width:960px){
  .hero-grid,.split,.band-grid{grid-template-columns:1fr;gap:44px}
  .feats,.steps{grid-template-columns:repeat(2,1fr)}
  .ftr-grid{grid-template-columns:1fr 1fr;gap:32px}
  .hero h1{font-size:40px}
}
@media(max-width:720px){
  :root{--pad:20px}
  .nav{display:none}
  .hdr-in{gap:12px}
  .hero{padding:52px 0}
  .hero h1{font-size:33px;letter-spacing:-1.4px}
  .h2,.band h2{font-size:25px}
  .sec,.band{padding:52px 0}
  .feats,.steps,.mock-row,.stats,.band-meta,.plats{grid-template-columns:1fr}
  .step,.stat,.mock-cell{border-right:0;border-bottom:1px solid var(--line)}
  .band-meta div{border-right:0;border-bottom:1px solid #262b33}
  .step:last-child,.stat:last-child,.mock-cell:last-child,.band-meta div:last-child{border-bottom:0}
  .steps,.stats,.mock-row{border-right:1px solid var(--line)}
  .band-meta{border-right:1px solid #262b33}
  .ftr-grid{grid-template-columns:1fr}
  .legal-hero h1{font-size:28px}
  .btn{padding:11px 18px}
}