/* DE Finance Basics — DE RU Landing v6 (Google Ads-friendly)
   Updated: 2026-02-09
   Intent: educational info; no income promises; no tracking; no hidden redirects.
*/
:root{
  --bg:#f5f6f8;
  --paper:#ffffff;
  --ink:#0b1220;
  --mut:#3c475a;
  --line:rgba(11,18,32,.12);
  --shadow:0 14px 34px rgba(11,18,32,.10);
  --accent:#f5c542;
  --accent2:#1f6feb;
  --r:18px;
  --max:1120px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color:var(--ink);
  background:
    radial-gradient(900px 540px at 20% -10%, rgba(31,111,235,.10), transparent 60%),
    radial-gradient(900px 560px at 90% 10%, rgba(245,197,66,.18), transparent 55%),
    linear-gradient(180deg, var(--bg), #ffffff 40%, var(--bg));
  line-height:1.58;
}

a{color:inherit}
.container{max-width:var(--max); margin:0 auto; padding:22px}

.top{
  position:sticky; top:0; z-index:20;
  background:rgba(245,246,248,.86);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--line);
}
.bar{display:flex; align-items:center; justify-content:space-between; gap:14px}
.brand{display:flex; align-items:center; gap:12px; text-decoration:none}
.logo{
  width:40px;height:40px;border-radius:14px;
  background: linear-gradient(135deg, rgba(245,197,66,.95), rgba(31,111,235,.85));
  box-shadow:0 14px 26px rgba(31,111,235,.12);
}
.brand b{letter-spacing:.2px}
.menu{display:flex; gap:8px; flex-wrap:wrap; justify-content:flex-end}
.menu a{
  text-decoration:none;
  color:var(--mut);
  padding:10px 12px;
  border-radius:14px;
}
.menu a:hover{background:rgba(11,18,32,.05); color:var(--ink)}

.hero{padding:28px 0 10px}
.grid{display:grid; grid-template-columns: 1.1fr .9fr; gap:14px; align-items:stretch}

.card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--r);
  box-shadow:var(--shadow);
}
.pad{padding:20px}

.kicker{
  display:inline-flex; align-items:center; gap:8px;
  font-size:13px;
  color:var(--mut);
  background:rgba(245,197,66,.22);
  border:1px solid rgba(245,197,66,.38);
  padding:8px 12px;
  border-radius:999px;
}
.h1{font-size:40px; line-height:1.08; margin:14px 0 10px}
.p{margin:0 0 16px; color:var(--mut)}

.actions{display:flex; gap:10px; flex-wrap:wrap; margin-top:10px}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:12px 14px;
  border-radius:14px;
  border:1px solid var(--line);
  background:#fff;
  text-decoration:none;
  cursor:pointer;
  transition:transform .08s ease, background .15s ease;
}
.btn:hover{background:rgba(11,18,32,.03)}
.btn:active{transform:translateY(1px)}
.primary{
  border-color:transparent;
  color:#0b1220;
  font-weight:800;
  background:linear-gradient(135deg, rgba(245,197,66,.98), rgba(245,197,66,.78));
}
.secondary{
  border-color:rgba(31,111,235,.25);
  background:rgba(31,111,235,.06);
}
.secondary:hover{background:rgba(31,111,235,.10)}

.tags{display:flex; gap:10px; flex-wrap:wrap; margin-top:12px}
.tag{
  font-size:12px;
  color:var(--mut);
  padding:8px 10px;
  border-radius:999px;
  background:rgba(11,18,32,.04);
  border:1px dashed rgba(11,18,32,.16);
}

.list{display:grid; gap:10px; margin:0; padding:0; list-style:none}
.item{
  display:flex; gap:12px;
  padding:14px;
  border-radius:16px;
  border:1px solid var(--line);
  background:linear-gradient(180deg, #fff, rgba(245,246,248,.60));
}
.bubble{
  width:34px;height:34px;border-radius:16px;
  display:grid; place-items:center;
  background:rgba(31,111,235,.10);
  border:1px solid rgba(31,111,235,.18);
  flex:0 0 34px;
}
.item b{display:block}
.item span{display:block; margin-top:2px; font-size:14px; color:var(--mut)}

.section{padding:16px 0}
.h2{font-size:22px; margin:0 0 10px}
.cols{display:grid; grid-template-columns:repeat(3,1fr); gap:12px}
.mini{
  padding:16px;
  border-radius:16px;
  border:1px solid var(--line);
  background:rgba(245,246,248,.55);
}
.mini b{display:block; margin-bottom:6px}
.mini p{margin:0; color:var(--mut); font-size:14px}

.notice{
  border:1px solid rgba(31,111,235,.22);
  background:rgba(31,111,235,.06);
  padding:14px 16px;
  border-radius:16px;
}
.notice b{display:block}
.notice small{display:block; margin-top:6px; color:var(--mut)}

.form{display:grid; gap:10px; margin-top:10px}
.row2{display:grid; grid-template-columns:1fr 1fr; gap:10px}
.input{
  width:100%;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid var(--line);
  background:#fff;
  outline:none;
  color:var(--ink);
}
.input::placeholder{color:rgba(60,71,90,.75)}
.small{font-size:12px; color:var(--mut)}

.footer{
  margin-top:24px;
  border-top:1px solid var(--line);
  padding:18px 0 36px;
  color:var(--mut);
}
.footergrid{display:grid; grid-template-columns: 1.2fr .8fr; gap:14px}
.links{display:flex; gap:10px; flex-wrap:wrap}
.links a{text-decoration:none; color:var(--mut); padding:8px 10px; border-radius:12px}
.links a:hover{background:rgba(11,18,32,.05); color:var(--ink)}

.toast{
  position:fixed; left:50%; bottom:16px; transform:translateX(-50%);
  background:#fff;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  padding:12px 14px;
  border-radius:16px;
  display:none;
  max-width:min(92vw, 560px);
  color:var(--ink);
}
.toast.show{display:block}

.cookie{
  position:fixed; left:16px; right:16px; bottom:16px; z-index:30;
}
.cookie .wrap{max-width:var(--max); margin:0 auto}
.cookie .box{
  background:rgba(255,255,255,.92);
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow:var(--shadow);
}
.cookie .inner{padding:12px 14px; display:flex; gap:12px; align-items:flex-start; justify-content:space-between; flex-wrap:wrap}
.cookie .text{max-width:820px; font-size:12px; color:var(--mut); margin-top:4px}

@media (max-width: 920px){
  .grid{grid-template-columns:1fr}
  .h1{font-size:32px}
  .cols{grid-template-columns:1fr}
  .footergrid{grid-template-columns:1fr}
  .row2{grid-template-columns:1fr}
}