:root{
  --bg:#f6f8fb;
  --card:#ffffff;
  --text:#0f172a;
  --muted:#64748b;
  --line:#e5e7eb;

  --accent:#0b5cff;
  --accent2:#0848c9;
  --soft:#eaf0ff;

  --radius:16px;
  --radius2:20px;

  --shadow:0 18px 50px rgba(15, 23, 42, .10);
  --shadow-sm:0 10px 25px rgba(15, 23, 42, .08);

  --max:1120px;
}

*{ box-sizing:border-box; margin:0; padding:0; }
html,body{ height:100%; }

body{
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

a{ color:inherit; text-decoration:none; }

.container{
  width:100%;
  max-width: var(--max);
  margin:0 auto;
  padding: 0 20px;
}

/* ========= Topbar ========= */
.topbar{
  position:sticky;
  top:0;
  z-index:50;
  background: rgba(246,248,251,.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(229,231,235,.7);
}

.topbar__inner{
  height:72px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
  min-width:0;
}

.brand__logo{
  height:34px;
  width:auto;
}

.brand__name{
  font-weight:800;
  letter-spacing:.2px;
  white-space:nowrap;
}

/* ========= Buttons ========= */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:0;
  border-radius:12px;
  padding:10px 14px;
  font-weight:800;
  font-size:14px;
  cursor:pointer;
  transition:.16s ease;
}

.btn--primary{
  background: var(--accent);
  color:#fff;
  box-shadow: 0 10px 24px rgba(11,92,255,.18);
}

.btn--primary:hover{
  background: var(--accent2);
  transform: translateY(-1px);
  box-shadow: 0 14px 30px rgba(11,92,255,.22);
}

.btn--lg{
  padding:14px 18px;
  border-radius:14px;
  font-size:15px;
}

/* ========= Hero ========= */
.hero{
  position:relative;
  padding: 64px 0 40px;
  overflow:hidden;
}

/* Subtle premium background */
.hero::before{
  content:"";
  position:absolute;
  inset:-220px -260px auto auto;
  width:520px;
  height:520px;
  background: radial-gradient(circle at 30% 30%, rgba(11,92,255,.20), rgba(11,92,255,0) 60%);
  border-radius:50%;
  pointer-events:none;
}

.hero::after{
  content:"";
  position:absolute;
  inset:auto auto -220px -260px;
  width:560px;
  height:560px;
  background: radial-gradient(circle at 60% 40%, rgba(15,23,42,.10), rgba(15,23,42,0) 60%);
  border-radius:50%;
  pointer-events:none;
}

.hero__inner{
  position:relative;
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 26px;
  align-items: stretch;
}

.hero__copy{
  padding: 8px 0;
}

.pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 12px;
  border-radius:999px;
  background: var(--soft);
  color: var(--accent);
  font-weight:900;
  font-size:12px;
  border:1px solid rgba(11,92,255,.18);
  margin-bottom:14px;
}

.hero h1{
  font-size:44px;
  line-height:1.08;
  letter-spacing:-.6px;
  text-wrap:balance;
}

.hero__lead{
  margin-top:14px;
  font-size:16px;
  line-height:1.65;
  color: var(--text);
  opacity:.92;
  max-width: 64ch;
}

.hero p{
  margin-top:12px;
  color: var(--muted);
  font-size:15px;
  line-height:1.7;
  max-width: 70ch;
}

.hero__cta{
  margin-top:22px;
  display:flex;
  flex-direction:column;
  gap:10px;
}

.hero__hint{
  font-size:12px;
  color: var(--muted);
}

/* Trust row */
.trust{
  margin-top:22px;
  display:grid;
  gap:10px;
}

.trust__item{
  background: rgba(255,255,255,.72);
  border:1px solid rgba(229,231,235,.85);
  border-radius: 14px;
  padding: 12px 14px;
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:14px;
  box-shadow: var(--shadow-sm);
}

.trust__label{
  font-size:12px;
  font-weight:900;
  color:#334155;
}

.trust__value{
  font-size:13px;
  color: var(--muted);
  text-align:right;
}

/* ========= Right preview panel ========= */
.hero__panel{
  display:flex;
}

.panel{
  width:100%;
  background: rgba(255,255,255,.92);
  border: 1px solid rgba(229,231,235,.92);
  border-radius: var(--radius2);
  box-shadow: var(--shadow);
  padding: 18px;
  position:relative;
  overflow:hidden;
}

.panel::after{
  content:"";
  position:absolute;
  inset:-140px -170px auto auto;
  width:360px;
  height:360px;
  background: radial-gradient(circle at 30% 30%, rgba(11,92,255,.16), rgba(11,92,255,0) 65%);
  border-radius: 50%;
}

.panel__top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:14px;
  position:relative;
  z-index:1;
}

.panel__title{
  font-weight:950;
  font-size:14px;
  letter-spacing:.2px;
}

.panel__tag{
  font-size:12px;
  font-weight:900;
  color:#0b5cff;
  background: var(--soft);
  border:1px solid rgba(11,92,255,.18);
  padding:6px 10px;
  border-radius:999px;
  white-space:nowrap;
}

.panel__grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:12px;
  position:relative;
  z-index:1;
}

.panel__card{
  border:1px solid rgba(229,231,235,.92);
  border-radius:14px;
  padding:12px;
  background: rgba(255,255,255,.9);
  box-shadow: var(--shadow-sm);
  transition:.16s ease;
}

.panel__card:hover{
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(15,23,42,.10);
}

.panel__k{
  font-size:12px;
  font-weight:950;
  color:#334155;
}

.panel__v{
  margin-top:6px;
  font-size:13px;
  color: var(--muted);
  line-height:1.45;
}

.panel__note{
  margin-top:14px;
  font-size:12px;
  color: var(--muted);
  line-height:1.6;
  position:relative;
  z-index:1;
}

/* ========= Why section ========= */
.why{
  padding: 26px 0 56px;
}

.why__inner h2{
  font-size:22px;
  letter-spacing:-.2px;
  margin-bottom:14px;
}

.why__grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:14px;
}

.why__card{
  background: rgba(255,255,255,.9);
  border:1px solid rgba(229,231,235,.92);
  border-radius: var(--radius2);
  padding:18px;
  box-shadow: var(--shadow-sm);
}

.why__card h3{
  font-size:15px;
  font-weight:950;
  margin-bottom:8px;
}

.why__card p{
  font-size:14px;
  line-height:1.65;
  color: var(--muted);
}

/* ========= CTA section ========= */
.cta{
  padding: 18px 0 62px;
}

.cta__inner{
  background: linear-gradient(135deg, rgba(15,23,42,.98), rgba(11,92,255,.95));
  border-radius: var(--radius2);
  padding: 26px 22px;
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  box-shadow: var(--shadow);
  overflow:hidden;
  position:relative;
}

.cta__inner::after{
  content:"";
  position:absolute;
  inset:-120px -140px auto auto;
  width:320px;
  height:320px;
  border-radius:50%;
  background: rgba(255,255,255,.10);
}

.cta__inner h2{
  font-size:18px;
  font-weight:950;
  letter-spacing:-.2px;
  max-width: 56ch;
  position:relative;
  z-index:1;
}

/* CTA button on dark bg */
.cta .btn--primary{
  background:#fff;
  color:#0f172a;
  box-shadow:none;
  position:relative;
  z-index:1;
}

.cta .btn--primary:hover{
  transform: translateY(-1px);
  background: rgba(255,255,255,.92);
}

/* ========= Footer ========= */
.footer{
  border-top:1px solid rgba(229,231,235,.8);
  padding: 22px 0;
}

.footer__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  color: var(--muted);
  font-size:12px;
}

.footer__left{
  display:flex;
  align-items:center;
  gap:10px;
}

.dot{ opacity:.6; }

.footer__link{
  color: var(--accent);
  font-weight:900;
}

.footer__link:hover{ text-decoration:underline; }

/* ========= Responsive ========= */
@media (max-width: 980px){
  .hero{ padding-top: 44px; }
  .hero__inner{ grid-template-columns: 1fr; }
  .hero h1{ font-size:34px; }
  .panel__grid{ grid-template-columns: 1fr; }
  .why__grid{ grid-template-columns: 1fr; }
  .cta__inner{ flex-direction:column; align-items:flex-start; }
}