:root{
  --bg:#0a0a0b;
  --surface:#18181b;
  --surface-2:#27272a;
  --border:#3a3a42;
  --text:#f4f4f5;
  --text-muted:#a1a1aa;
  --text-dim:#71717a;
  --accent:#ef4444;
  --accent-hover:#f87171;
  --accent-soft:rgba(239,68,68,.12);
  --success:#4ade80;
  --warn:#f2a93a;
  --max:1200px;
  --max-read:1200px;
  --radius:10px;
  --radius-lg:16px;
  --shadow:0 8px 32px rgba(0,0,0,.4);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
a{color:var(--accent);text-decoration:none;transition:color .15s}
a:hover{color:var(--accent-hover)}
img{max-width:100%;height:auto;display:block}
code,kbd,samp{font-family:"SF Mono",Menlo,Consolas,monospace;font-size:.92em;background:var(--surface-2);padding:.1em .35em;border-radius:4px}
hr{border:0;border-top:1px solid var(--border);margin:2.5rem 0}

/* Layout */
.container{max-width:var(--max);margin:0 auto;padding:0 1.5rem}
.read{max-width:var(--max-read);margin:0 auto;padding:0 1.5rem}

/* Header */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(10,10,15,.85);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{font-weight:700;font-size:1.15rem;letter-spacing:-.01em;color:var(--text)}
.brand .dot{color:var(--accent)}
.nav{display:flex;gap:1.5rem;align-items:center}
.nav a{color:var(--text-muted);font-size:.92rem}
.nav a:hover{color:var(--text)}
.lang-switch{display:flex;gap:.5rem;font-size:.85rem;color:var(--text-dim)}
.lang-switch a{color:var(--text-dim);padding:.2rem .4rem;border-radius:4px}
.lang-switch a.active{background:var(--surface-2);color:var(--text)}

/* Hero */
.hero{padding:5rem 0 3rem;text-align:center}
.hero h1{font-size:clamp(2.2rem,5vw,3.8rem);line-height:1.1;letter-spacing:-.02em;margin:0 0 1rem;font-weight:800}
.hero .tagline{font-size:clamp(1.1rem,2vw,1.35rem);color:var(--text-muted);max-width:680px;margin:0 auto 2rem}
.hero .gradient{background:linear-gradient(135deg,#f87171 0%,#ef4444 45%,#b91c1c 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.cta-row{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-top:1.5rem}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.85rem 1.6rem;border-radius:var(--radius);
  font-weight:600;font-size:.97rem;
  border:1px solid transparent;cursor:pointer;
  transition:transform .15s, background .15s, border-color .15s;
}
.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn-primary:hover{background:var(--accent-hover);color:#fff;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--border)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn-sm{padding:.55rem 1rem;font-size:.88rem}

/* Sections */
section{padding:4rem 0}
section h2{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:700;letter-spacing:-.01em;margin:0 0 1rem}
section p.lead{font-size:1.1rem;color:var(--text-muted);max-width:680px;margin:0 0 2.5rem}

/* Step cards */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.25rem;margin-top:2rem}
.step{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.5rem;position:relative}
.step .num{position:absolute;top:1rem;right:1.25rem;font-size:2.5rem;font-weight:800;color:var(--accent-soft);line-height:1}
.step h3{margin:0 0 .5rem;font-size:1.15rem}
.step p{margin:0;color:var(--text-muted);font-size:.95rem}

/* Waitlist form */
.waitlist{background:linear-gradient(180deg,var(--surface) 0%,var(--surface-2) 100%);border:1px solid var(--border);border-radius:var(--radius-lg);padding:2.5rem;margin:2rem auto;max-width:640px}
.waitlist h2{margin-top:0;text-align:center}
.waitlist .lead{text-align:center;margin-left:auto;margin-right:auto;margin-bottom:2rem}
.form-group{margin-bottom:1.25rem}
.form-group label{display:block;font-size:.88rem;font-weight:600;margin-bottom:.5rem;color:var(--text)}
.form-group input[type=email]{
  width:100%;
  padding:.85rem 1rem;
  background:var(--bg);
  border:1px solid var(--border);
  border-radius:var(--radius);
  color:var(--text);
  font-size:1rem;
  font-family:inherit;
}
.form-group input[type=email]:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.platforms{display:grid;grid-template-columns:repeat(3,1fr);gap:.75rem}
.platform-option{
  position:relative;
  background:var(--bg);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:1rem .75rem;
  text-align:center;
  cursor:pointer;
  transition:border-color .15s, background .15s;
  user-select:none;
}
.platform-option input{position:absolute;opacity:0;pointer-events:none}
.platform-option .name{font-weight:600;font-size:.95rem;display:block;margin-top:.25rem}
.platform-option .icon{font-size:1.5rem;display:block;line-height:1}
.platform-option:has(input:checked),.platform-option.checked{background:var(--accent-soft);border-color:var(--accent)}
.form-note{font-size:.82rem;color:var(--text-dim);text-align:center;margin-top:1rem;line-height:1.5}
.form-submit{display:block;width:100%;padding:1rem;font-size:1rem;font-weight:600;margin-top:1.5rem}

/* Cards / blog grid */
.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin-top:2rem}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:transform .2s, border-color .2s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-3px);border-color:var(--accent)}
.card a{color:inherit;text-decoration:none;display:block;height:100%}
.card .body{padding:1.5rem;display:flex;flex-direction:column;height:100%}
.card .tag{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--accent);margin-bottom:.5rem}
.card h3{margin:0 0 .75rem;font-size:1.15rem;line-height:1.3;letter-spacing:-.01em}
.card p{margin:0;color:var(--text-muted);font-size:.94rem;flex-grow:1}
.card .read-more{margin-top:1rem;color:var(--accent);font-size:.88rem;font-weight:600}

/* Article */
.article-header{padding:5rem 0 3rem;text-align:center;border-bottom:1px solid var(--border)}
.article-header .tag{font-size:.78rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--accent);margin-bottom:.75rem}
.article-header h1{font-size:clamp(1.9rem,4vw,3rem);line-height:1.15;letter-spacing:-.02em;margin:0 0 1rem;font-weight:800;max-width:1000px;margin-left:auto;margin-right:auto}
.article-header .summary{font-size:1.15rem;color:var(--text-muted);max-width:820px;margin:0 auto}
.article-body{padding:3rem 0 5rem}
.article-body p,.article-body li{font-size:1.05rem;line-height:1.75;color:var(--text)}
.article-body h2{font-size:1.6rem;margin:2.5rem 0 1rem;letter-spacing:-.01em;line-height:1.2}
.article-body h3{font-size:1.25rem;margin:2rem 0 .75rem;line-height:1.3}
.article-body blockquote{border-left:3px solid var(--accent);padding-left:1.25rem;margin:1.5rem 0;color:var(--text-muted);font-style:italic}
.article-body ul,.article-body ol{padding-left:1.5rem}
.article-body li{margin-bottom:.5rem}
.article-body a{text-decoration:underline;text-decoration-color:var(--accent-soft);text-underline-offset:3px}
.article-body a:hover{text-decoration-color:var(--accent)}
.article-footer{padding-top:2rem;border-top:1px solid var(--border);margin-top:3rem;color:var(--text-muted)}
.article-footer .related{margin-top:2rem}
.article-footer .related h3{font-size:1rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}

/* Cross-promo strip */
.cross-promo{
  background:linear-gradient(90deg,rgba(239,68,68,.08) 0%,rgba(185,28,28,.08) 100%);
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  padding:2rem 0;text-align:center;
}
.cross-promo p{margin:0;color:var(--text-muted);font-size:.95rem}
.cross-promo a{font-weight:600}

/* Footer */
.site-footer{padding:3rem 0 2rem;border-top:1px solid var(--border);color:var(--text-dim);font-size:.9rem}
.site-footer .container{display:flex;flex-wrap:wrap;justify-content:space-between;gap:1.5rem;align-items:center}
.site-footer .links{display:flex;gap:1.5rem;flex-wrap:wrap}
.site-footer .links a{color:var(--text-dim)}
.site-footer .links a:hover{color:var(--text)}

/* Intake form */
.intake-wrap{background:linear-gradient(180deg,var(--surface) 0%,var(--surface-2) 100%);border:1px solid var(--border);border-radius:var(--radius-lg);padding:2.5rem;margin:0 auto;max-width:680px}
.form-group select{width:100%;padding:.85rem 1rem;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);font-size:1rem;font-family:inherit;appearance:none;-webkit-appearance:none;cursor:pointer;background-image:linear-gradient(45deg,transparent 50%,var(--text-muted) 50%),linear-gradient(135deg,var(--text-muted) 50%,transparent 50%);background-position:calc(100% - 20px) 1.2rem,calc(100% - 15px) 1.2rem;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
.form-group select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.platforms.cols-2{grid-template-columns:repeat(2,1fr)}
.platforms.cols-auto{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}
.intake-success{background:linear-gradient(180deg,var(--surface) 0%,var(--surface-2) 100%);border:1px solid var(--accent);border-radius:var(--radius-lg);padding:2.5rem;margin:0 auto;max-width:680px;text-align:center}
.intake-success h3{margin-top:0;font-size:1.4rem}
.intake-success p{color:var(--text-muted);margin-bottom:0}

/* Responsive */
@media(max-width:640px){
  .platforms{grid-template-columns:repeat(3,1fr)}
  .platforms.cols-2{grid-template-columns:repeat(2,1fr)}
  .platforms.cols-auto{grid-template-columns:repeat(2,1fr)}
  .nav{gap:1rem}
  .nav a:not(.btn){display:none}
  .lang-switch a{padding:.15rem .3rem}
  .waitlist,.intake-wrap,.intake-success{padding:1.75rem;border-radius:var(--radius)}
  section{padding:3rem 0}
}