:root{
  --bg:#ffffff;
  --text:#0f172a;
  --muted:#475569;
  --line:#e2e8f0;
  --card:#ffffff;
  --shadow: 0 12px 30px rgba(2,6,23,.08);
  --green:#18B566;
  --green2:#0E9F58;
  --radius:16px;
  --radius2:14px;
  --max: 980px;
  font-synthesis:none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  color:var(--text);
  background:
    radial-gradient(900px 450px at 15% -10%, rgba(24,181,102,.12), transparent 60%),
    radial-gradient(900px 450px at 110% 5%, rgba(24,181,102,.09), transparent 60%),
    var(--bg);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Apple Color Emoji","Segoe UI Emoji";
}

.wrap{width:min(var(--max), calc(100% - 32px)); margin:0 auto;}
@supports(padding: max(0px)){
  .wrap{padding-left:max(0px, env(safe-area-inset-left)); padding-right:max(0px, env(safe-area-inset-right));}
}


.header{
  position:sticky; top:0; z-index:10;
  background: rgba(255,255,255,.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header__inner{
  display:flex; align-items:center; justify-content:space-between;
  padding: 14px 0;
  gap: 14px;
}

.brand{
  display:flex; align-items:center; gap:12px;
  text-decoration:none; color:inherit;
  min-width: 260px;
}
.brand__logo{
  width:56px; height:56px;
  border-radius: 999px;
  background:#0b0f0e;
  object-fit: cover;
  box-shadow: 0 8px 18px rgba(2,6,23,.12);
}
.brand__title{font-weight:900; letter-spacing:.2px; line-height:1.1}
.brand__subtitle{color:var(--muted); font-size:13px; margin-top:2px}

.nav{display:flex; gap:10px; flex-wrap:wrap; justify-content:flex-end}
.linkBtn{
  padding:10px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  text-decoration:none;
  color:inherit;
  font-weight:800;
  font-size:14px;
  background: rgba(255,255,255,.6);
  transition: transform .12s ease, box-shadow .12s ease, border-color .12s ease;
}
.linkBtn:hover{transform: translateY(-1px); box-shadow: 0 10px 18px rgba(2,6,23,.06); border-color: rgba(24,181,102,.35);}
.linkBtn--primary{
  border-color: rgba(24,181,102,.35);
  background: rgba(24,181,102,.10);
}

.hero{padding: 28px 0 10px;}
h1{margin:0 0 10px; font-size: clamp(24px, 3.2vw, 34px);}
.hero__sub{margin:0; color:var(--muted); line-height:1.6}

.panel{
  margin: 14px 0 40px;
  background: var(--card);
  border:1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 14px;
}

.grid{
  display:grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 12px;
}

.card{
  appearance:none;
  border:1px solid var(--line);
  border-radius: var(--radius2);
  background: #fff;
  cursor:pointer;
  text-align:left;
  padding: 14px 14px;
  transition: transform .12s ease, border-color .12s ease, box-shadow .12s ease;
}
.card:hover{transform: translateY(-1px); border-color: rgba(24,181,102,.35); box-shadow: 0 14px 24px rgba(2,6,23,.08);}
.card:active{transform: translateY(0);}
.card:focus-visible{outline: 2px solid rgba(24,181,102,.55); outline-offset: 3px;}

.card__title{font-weight:900; font-size:15px; letter-spacing:.2px}
.card__desc{margin-top:6px; color:var(--muted); font-size:13px; line-height:1.45}

.hint{
  margin-top: 12px;
  border-top: 1px dashed var(--line);
  padding-top: 12px;
  color: var(--muted);
  line-height: 1.55;
}
.hint strong{color: var(--text)}

/* Floating Support */
.support{
  position: fixed;
  right: 16px;
  bottom: 16px;
  display:flex;
  gap: 12px;
  z-index: 20;
}
.fab{
  width: 52px;
  height: 52px;
  border-radius: 999px;
  display:grid;
  place-items:center;
  text-decoration:none;
  color: #fff;
  background: var(--green);
  box-shadow: 0 14px 30px rgba(2,6,23,.16);
  border: 1px solid rgba(255,255,255,.0);
  transition: transform .12s ease, filter .12s ease;
}
.fab:hover{transform: translateY(-2px); filter: brightness(1.03);}
.fab--phone{background: var(--green2);}

/* Modal */
.modal{position:fixed; inset:0; display:none; z-index:30;}
.modal[aria-hidden="false"]{display:block}
.modal__overlay{position:absolute; inset:0; background: rgba(2,6,23,.55);}
.modal__dialog{
  position:relative;
  width: min(900px, calc(100% - 24px));
  margin: 64px auto;
  background:#fff;
  border-radius: 18px;
  box-shadow: 0 18px 50px rgba(2,6,23,.18);
  overflow:hidden;
}
.modal__head{
  display:flex; align-items:center; justify-content:space-between;
  gap: 10px;
  padding: 14px 14px;
  border-bottom: 1px solid var(--line);
}
.modal__title{font-weight: 900; font-size: 16px;}
.xbtn{
  width: 38px; height: 38px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #fff;
  cursor:pointer;
  font-weight:900;
}
.xbtn:hover{border-color: rgba(24,181,102,.35);}

.modal__body{padding: 14px;}
.modal__body{padding: 14px;}

.msg{
  border: 1px dashed var(--line);
  border-radius: 14px;
  padding: 14px;
  color: var(--muted);
  line-height: 1.55;
  background: rgba(248,250,252,.9);
}

/* Responsive video */
.video{
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  border-radius: 14px;
  overflow:hidden;
  border: 1px solid var(--line);
  background: #0b0f0e;
}
.video iframe{
  position:absolute; inset:0;
  width:100%; height:100%;
  border:0;
}

@media (max-width: 720px){
  .grid{grid-template-columns: 1fr;}
  .modal__dialog{margin: 18px auto;}
  .support{right: 12px; bottom: 12px;}
}

/* v4 mobile fixes */
.header__inner{flex-wrap:wrap;}
.nav{gap:8px}
.linkBtn{white-space:nowrap}

@media (max-width: 520px){
  .header__inner{align-items:flex-start}
  .brand{min-width: 100%;}
  .nav{width:100%; justify-content:flex-start}
  .linkBtn{flex:1 1 auto; text-align:center}
}

.grid{align-items:stretch}
.card{min-height: 84px}

@media (max-width: 720px){
  .panel{padding:12px}
  .card{padding:14px}
}

.support{
  right: 14px;
  bottom: 14px;
  padding-bottom: env(safe-area-inset-bottom);
}

@media (max-width: 420px){
  .support{right: 12px; bottom: 12px; gap:10px}
  .fab{width:48px; height:48px}
}






/* v7: no header menu */
.header__inner{justify-content:flex-start;}