:root{
  --brand:#d81f2a; --brand-dark:#b3151f; --gold:#c9a227;
  --ink:#2b303b; --muted:#5b6b7a; --line:#e3e8ef; --bg:#f7f9fb; --card:#fff;
  --sidebar:#2b303b;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.55}
a{color:var(--brand);text-decoration:none}
.wrap{max-width:1100px;margin:0 auto;padding:0 22px}
h1,h2,h3{line-height:1.15;margin:0 0 .4em}
h1{font-size:clamp(2.1rem,5vw,3.4rem);letter-spacing:-.02em}
h2{font-size:clamp(1.5rem,3vw,2.2rem);letter-spacing:-.01em}
p{margin:0 0 1em}
.muted{color:var(--muted)}

/* header */
.site-head{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink);font-size:1.15rem}
.mark{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--brand),var(--brand-dark));color:#fff;font-weight:800;font-size:.95rem;box-shadow:0 2px 8px rgba(11,107,83,.35)}
.mark-img{width:38px;height:38px;border-radius:9px;object-fit:cover;display:block}
.links{display:flex;align-items:center;gap:20px}
.links a{color:var(--ink);font-weight:600;font-size:.95rem}
.links a.on,.links a:hover{color:var(--brand)}
.btn{display:inline-block;padding:10px 18px;border-radius:10px;font-weight:700;font-size:.95rem;cursor:pointer;border:1px solid transparent;transition:.15s}
.btn.primary{background:var(--brand);color:#fff!important}
.btn.primary:hover{background:var(--brand-dark)}
.btn.ghost{border-color:var(--line);color:var(--ink)!important;background:#fff}
.btn.ghost:hover{border-color:var(--brand);color:var(--brand)!important}
.btn.big{padding:14px 26px;font-size:1.05rem}

/* hero */
.hero{padding:74px 0 60px;background:radial-gradient(1200px 500px at 80% -10%,rgba(11,107,83,.10),transparent 60%)}
.hero .tag{display:inline-block;background:rgba(11,107,83,.10);color:var(--brand-dark);font-weight:700;font-size:.8rem;padding:6px 12px;border-radius:999px;margin-bottom:18px}
.hero h1 span{color:var(--brand)}
.hero .sub{font-size:1.2rem;color:var(--muted);max-width:620px;margin:0 0 28px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}
.hero .fineprint{margin-top:16px;font-size:.85rem;color:var(--muted)}

/* sections */
section{padding:64px 0}
.section-head{text-align:center;max-width:680px;margin:0 auto 44px}
.section-head p{color:var(--muted);font-size:1.1rem}
.grid{display:grid;gap:22px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px;box-shadow:0 1px 2px rgba(15,27,45,.04)}
.card .ico{font-size:1.7rem;display:inline-grid;place-items:center;width:48px;height:48px;border-radius:12px;background:rgba(11,107,83,.10);margin-bottom:14px}
.card h3{font-size:1.15rem}
.card p{color:var(--muted);font-size:.96rem;margin:0}
.alt{background:linear-gradient(180deg,#fff,#f1f6f4)}

/* steps */
.steps{counter-reset:s;display:grid;gap:22px;grid-template-columns:repeat(3,1fr)}
.step{position:relative;padding-left:8px}
.step .n{counter-increment:s;display:inline-grid;place-items:center;width:36px;height:36px;border-radius:50%;background:var(--brand);color:#fff;font-weight:800;margin-bottom:10px}
.step .n::before{content:counter(s)}

/* pricing */
.tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.tier{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px}
.tier.feature{border-color:var(--brand);box-shadow:0 10px 30px rgba(11,107,83,.14);position:relative}
.tier.feature .ribbon{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--gold);color:#3a2c00;font-weight:800;font-size:.72rem;padding:4px 12px;border-radius:999px}
.tier .price{font-size:2.2rem;font-weight:800;margin:8px 0 2px}
.tier .price small{font-size:.9rem;color:var(--muted);font-weight:600}
.tier ul{list-style:none;padding:0;margin:18px 0;flex:1}
.tier li{padding:7px 0 7px 26px;position:relative;font-size:.95rem;border-top:1px solid var(--line)}
.tier li::before{content:"✓";position:absolute;left:0;color:var(--brand);font-weight:800}

/* cta band */
.band{background:linear-gradient(135deg,var(--brand),var(--brand-dark));color:#fff;border-radius:22px;padding:54px;text-align:center;margin:30px 0}
.band h2{color:#fff}
.band p{color:rgba(255,255,255,.85);max-width:560px;margin:0 auto 22px}
.band .btn.primary{background:#fff;color:var(--brand)!important}
.band .btn.ghost{border-color:rgba(255,255,255,.5);color:#fff!important;background:transparent}

/* download */
.dl{display:flex;gap:18px;flex-wrap:wrap;justify-content:center}
.dl .card{text-align:center;width:260px}

/* forms */
.form{max-width:560px;margin:0 auto}
.form label{display:block;font-weight:600;margin:14px 0 6px}
.form input,.form textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-size:1rem;font-family:inherit}
.note{padding:14px 16px;border-radius:10px;margin-bottom:18px}
.note.ok{background:rgba(11,107,83,.10);color:var(--brand-dark)}
.note.err{background:rgba(179,38,30,.10);color:#b3261e}

/* footer */
.site-foot{border-top:1px solid var(--line);background:#fff;padding:30px 0;margin-top:40px}
.foot{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;color:var(--muted);font-size:.9rem}
.foot-links{display:flex;gap:18px}
.foot-links a{color:var(--muted)}

@media(max-width:860px){.g3,.steps,.tiers{grid-template-columns:1fr}.g2{grid-template-columns:1fr}.links a:not(.btn){display:none}}

/* ===== Sign-up popup ===== */
.signup-modal{position:fixed;inset:0;z-index:1000;display:none;align-items:flex-start;justify-content:center;padding:28px 16px;background:rgba(22,26,33,.62);backdrop-filter:blur(3px);overflow:auto}
.signup-modal.open{display:flex}
.signup-modal-card{position:relative;background:#fff;border-radius:18px;width:720px;max-width:100%;box-shadow:0 30px 80px rgba(0,0,0,.5);overflow:hidden}
.signup-modal-card iframe{display:block;border:0;width:100%;height:min(92vh,720px)}
.signup-modal-close{position:absolute;top:10px;right:12px;z-index:2;width:32px;height:32px;border:0;border-radius:50%;background:rgba(43,48,59,.08);color:#2b303b;font-size:20px;line-height:1;cursor:pointer}
.signup-modal-close:hover{background:rgba(43,48,59,.16)}