:root{
  --g900:#123d28; --g700:#1f6b45; --g600:#2a8559; --g100:#e6f3ec; --g50:#f3faf6;
  --ink:#1c2620; --muted:#5d6b63; --line:#dfe7e2; --bg:#ffffff; --amber:#f2a93b;
  --radius:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.55;font-size:16px}
a{color:var(--g700)}
img{max-width:100%}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.muted{color:var(--muted)} .small{font-size:13px}
h1,h2,h3{line-height:1.15;margin:0 0 .5em;letter-spacing:-.02em}
h1{font-size:clamp(2.2rem,5vw,3.6rem);font-weight:800}
h2{font-size:clamp(1.7rem,3.4vw,2.4rem);font-weight:800}
h3{font-size:1.15rem;font-weight:700}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:800;font-size:1.2rem;letter-spacing:-.02em}
.nav-links{display:flex;align-items:center;gap:22px}
.nav-links a{text-decoration:none;color:var(--ink);font-weight:500}
.nav-links a.btn{font-weight:600}
.nav-toggle{display:none;background:none;border:0;font-size:22px;cursor:pointer}

/* buttons */
.btn{display:inline-block;padding:11px 20px;border-radius:10px;font-weight:600;text-decoration:none;border:1.5px solid transparent;cursor:pointer;font-size:15px;font-family:inherit;transition:.15s}
.btn-primary{background:var(--g700);color:#fff!important}
.btn-primary:hover{background:var(--g900)}
.btn-ghost{border-color:var(--line);color:var(--ink)!important;background:#fff}
.btn-ghost:hover{border-color:var(--g700)}
.btn-lg{padding:15px 28px;font-size:17px}
.btn-block{display:block;width:100%;text-align:center}
.btn[disabled]{opacity:.6;cursor:wait}

/* hero */
.hero{background:linear-gradient(180deg,var(--g50),#fff);padding:84px 0 70px}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.eyebrow{display:inline-block;background:var(--g100);color:var(--g700);font-weight:700;font-size:13px;padding:6px 12px;border-radius:99px;margin-bottom:18px}
.hero p.lead{font-size:1.2rem;color:var(--muted);max-width:34em}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 14px}
.checks{list-style:none;padding:0;margin:0;display:flex;gap:18px;flex-wrap:wrap;color:var(--muted);font-size:14px}
.checks li:before{content:"\f00c";font-family:FontAwesome;color:var(--g600);margin-right:6px}

/* product mock */
.mock{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 24px 60px rgba(18,61,40,.14);overflow:hidden}
.mock-bar{background:var(--g900);color:#fff;padding:10px 16px;font-size:13px;display:flex;gap:8px;align-items:center}
.mock-bar i{width:10px;height:10px;border-radius:50%;background:#ffffff55;display:inline-block}
.mock-body{padding:18px}
.mock-row{display:flex;justify-content:space-between;align-items:center;padding:11px 0;border-bottom:1px solid var(--line);font-size:14px}
.mock-row:last-child{border:0}
.pill{font-size:12px;font-weight:700;padding:3px 10px;border-radius:99px;background:var(--g100);color:var(--g700)}
.pill.amber{background:#fdf0d8;color:#9a6208}
.pill.blue{background:#e3eefc;color:#245aa8}
.mock-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:12px}
.mock-stat{background:var(--g50);border-radius:10px;padding:10px 12px}
.mock-stat b{display:block;font-size:20px}
.mock-stat span{font-size:12px;color:var(--muted)}

/* sections */
section{padding:84px 0}
.section-alt{background:var(--g50)}
.section-head{text-align:center;max-width:640px;margin:0 auto 48px}
.section-head p{color:var(--muted);font-size:1.1rem}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.card .ico{width:44px;height:44px;border-radius:12px;background:var(--g100);color:var(--g700);display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:14px}
.card p{color:var(--muted);margin:0}
.tag-pro{font-size:11px;font-weight:700;background:var(--amber);color:#4a2f00;padding:2px 8px;border-radius:99px;margin-left:8px;vertical-align:middle}

/* pricing */
.cycle{display:inline-flex;background:var(--g100);border-radius:99px;padding:4px;margin-bottom:10px}
.cycle button{border:0;background:none;padding:9px 20px;border-radius:99px;font-weight:600;font-family:inherit;font-size:15px;cursor:pointer;color:var(--g700)}
.cycle button.on{background:var(--g700);color:#fff}
.price-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;max-width:860px;margin:0 auto}
.plan{background:#fff;border:1.5px solid var(--line);border-radius:18px;padding:32px;position:relative;display:flex;flex-direction:column}
.plan.hl{border-color:var(--g700);box-shadow:0 18px 50px rgba(31,107,69,.16)}
.plan .badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--g700);color:#fff;font-size:12px;font-weight:700;padding:4px 14px;border-radius:99px}
.plan .amt{font-size:3rem;font-weight:800;letter-spacing:-.03em;line-height:1}
.plan .per{color:var(--muted);font-size:14px}
.plan ul{list-style:none;padding:0;margin:22px 0;flex:1}
.plan li{padding:6px 0 6px 26px;position:relative;font-size:15px}
.plan li:before{content:"\f00c";font-family:FontAwesome;color:var(--g600);position:absolute;left:0}
.plan li.strong{font-weight:700}
.plan li.lead-in{font-weight:700;padding-left:0}
.plan li.lead-in:before{content:none}
.calc{background:var(--g50);border-radius:10px;padding:12px 14px;margin:14px 0;font-size:14px;color:var(--muted)}
.calc b{color:var(--ink)}
.seatpick{display:flex;align-items:center;justify-content:center;gap:12px;margin:18px 0 30px;color:var(--muted)}
.seatpick input{width:80px;padding:10px;border:1.5px solid var(--line);border-radius:10px;font-size:16px;text-align:center;font-family:inherit}

/* faq */
.faq{max-width:760px;margin:0 auto}
.faq details{border-bottom:1px solid var(--line);padding:18px 0}
.faq summary{cursor:pointer;font-weight:600;font-size:1.05rem;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";float:right;color:var(--g700);font-size:1.4rem;line-height:1}
.faq details[open] summary:after{content:"\2212"}
.faq p{color:var(--muted);margin:10px 0 0}

/* forms */
.form-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:32px;box-shadow:0 12px 40px rgba(18,61,40,.08)}
label{display:block;font-weight:600;font-size:14px;margin:0 0 6px}
input[type=text],input[type=email],input[type=password],input[type=tel],input[type=number],textarea,select{
  width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:10px;font-size:16px;font-family:inherit;background:#fff;color:var(--ink)}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--g600);box-shadow:0 0 0 3px #2a85592e}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:18px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.alert{padding:12px 16px;border-radius:10px;margin-bottom:18px;font-size:15px}
.alert-err{background:#fdecec;color:#8d1c1c;border:1px solid #f5c2c2}
.alert-ok{background:var(--g100);color:var(--g900);border:1px solid #bfe0cf}
.signup-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:36px;align-items:start}
.summary{position:sticky;top:90px}
.summary .line{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--line)}
.summary .total{font-weight:800;font-size:1.2rem;border:0}
.plan-choice{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.plan-choice label{border:1.5px solid var(--line);border-radius:12px;padding:14px;cursor:pointer;margin:0;font-weight:500}
.plan-choice input{display:none}
.plan-choice input:checked + span{color:var(--g700)}
.plan-choice label:has(input:checked){border-color:var(--g700);background:var(--g50)}
.plan-choice b{display:block;font-size:16px}

/* cta + footer */
.cta{background:var(--g900);color:#fff;text-align:center}
.cta p{color:#c9e3d6}
.cta .btn-primary{background:#fff;color:var(--g900)!important}
.footer{border-top:1px solid var(--line);padding:40px 0 24px}
.foot-in{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:20px}
.foot-links{display:flex;gap:22px;flex-wrap:wrap}
.foot-links a{color:var(--muted);text-decoration:none}
.doc{max-width:760px;margin:0 auto;padding:60px 20px}
.doc h2{font-size:1.3rem;margin-top:1.6em}
.center{text-align:center}

@media(max-width:860px){
  .hero-grid,.signup-grid{grid-template-columns:1fr}
  .grid3{grid-template-columns:1fr}
  .price-grid{grid-template-columns:1fr}
  .row2{grid-template-columns:1fr}
  .summary{position:static}
  .nav-toggle{display:block}
  .nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:16px 20px;border-bottom:1px solid var(--line);gap:14px}
  .nav-links.open{display:flex}
  section{padding:56px 0}
}