/* Brello site — dark premium, brand gradient, no frameworks. */
:root {
  --bg: #0d0d14;
  --bg-2: #14141f;
  --card: #1a1a28;
  --text: #f2f2f7;
  --muted: #9a9ab0;
  --indigo: #6366f1;
  --violet: #a855f7;
  --pink: #ec4899;
  --red: #ff3b4d;
  --grad: linear-gradient(120deg, #6366f1, #a855f7 55%, #ec4899);
  --radius: 16px;
  --maxw: 1080px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

/* header */
header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(13,13,20,.82); backdrop-filter: blur(12px);
  border-bottom: 1px solid #ffffff14;
}
.nav { display: flex; align-items: center; gap: 28px; height: 64px; }
.nav .logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; }
.nav .logo img { width: 32px; height: 32px; border-radius: 8px; }
.nav .links { display: flex; gap: 22px; margin-left: auto; }
.nav .links a { color: var(--muted); font-size: 15px; transition: color .15s; }
.nav .links a:hover, .nav .links a.active { color: var(--text); }
.nav .cta { margin-left: 8px; }

/* buttons */
.btn {
  display: inline-block; padding: 12px 26px; border-radius: 12px;
  font-weight: 700; font-size: 16px; border: 0; cursor: pointer;
  transition: transform .12s, box-shadow .12s;
}
.btn:hover { transform: translateY(-2px); }
.btn-grad { background: var(--grad); color: #fff; box-shadow: 0 8px 24px #a855f755; }
.btn-ghost { border: 1px solid #ffffff2e; color: var(--text); background: transparent; }
.btn-red { background: linear-gradient(120deg, #ff4d4d, #e60023); color: #fff; box-shadow: 0 8px 24px #e6002344; }

/* hero */
.hero { padding: 84px 0 60px; text-align: center; position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: -40% -20% auto;
  height: 130%; background:
    radial-gradient(600px 340px at 25% 20%, #6366f13d, transparent 70%),
    radial-gradient(600px 340px at 75% 15%, #ec48993d, transparent 70%);
  pointer-events: none;
}
.hero h1 {
  font-size: clamp(34px, 6vw, 58px); line-height: 1.12; font-weight: 800;
  max-width: 820px; margin: 0 auto 18px; position: relative;
}
.hero h1 .grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.sub { color: var(--muted); font-size: clamp(17px, 2.4vw, 21px); max-width: 640px; margin: 0 auto 34px; position: relative; }
.hero .actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; position: relative; }
.hero .note { margin-top: 14px; color: var(--muted); font-size: 13.5px; position: relative; }

/* mock window */
.mock { max-width: 860px; margin: 56px auto 0; border-radius: 18px; overflow: hidden;
  border: 1px solid #ffffff1f; box-shadow: 0 30px 80px #00000080; background: var(--bg-2);
  text-align: left; position: relative; }
.mock .bar { display: flex; gap: 7px; padding: 12px 14px; background: #10101a; border-bottom: 1px solid #ffffff12; }
.mock .dot { width: 11px; height: 11px; border-radius: 50%; background: #333346; }
.mock .dot:first-child { background: var(--red); }
.mock .body { display: grid; grid-template-columns: 200px 1fr; min-height: 320px; }
.mock .side { background: #12121c; border-right: 1px solid #ffffff10; padding: 14px 10px; font-size: 13px; color: var(--muted); }
.mock .side .it { padding: 7px 10px; border-radius: 8px; margin-bottom: 2px; }
.mock .side .it.on { background: #6366f126; color: #c7c8ff; }
.mock .cards { padding: 16px; display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; align-content: start; }
.mock .card { background: var(--card); border: 1px solid #ffffff10; border-radius: 12px; padding: 12px; }
.mock .card .thumb { height: 64px; border-radius: 8px; margin-bottom: 10px; background: var(--grad); opacity: .85; }
.mock .card.note .thumb { background: linear-gradient(120deg, #2b2b40, #24243a); position: relative; }
.mock .card .l1 { height: 10px; border-radius: 5px; background: #ffffff2b; margin-bottom: 6px; }
.mock .card .l2 { height: 10px; width: 60%; border-radius: 5px; background: #ffffff17; }

/* sections */
section { padding: 72px 0; }
section.alt { background: var(--bg-2); }
h2.title { font-size: clamp(26px, 4vw, 38px); font-weight: 800; text-align: center; margin-bottom: 12px; }
p.lead { color: var(--muted); text-align: center; max-width: 640px; margin: 0 auto 44px; }

.grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.feat { background: var(--card); border: 1px solid #ffffff12; border-radius: var(--radius); padding: 24px; }
.feat .ico { width: 44px; height: 44px; border-radius: 12px; background: var(--grad); display: flex; align-items: center; justify-content: center; font-size: 22px; margin-bottom: 14px; }
.feat h3 { font-size: 18px; margin-bottom: 8px; }
.feat p { color: var(--muted); font-size: 14.5px; }

/* pricing */
.plans { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); max-width: 900px; margin: 0 auto; }
.plan { background: var(--card); border: 1px solid #ffffff12; border-radius: 20px; padding: 30px 26px; position: relative; }
.plan.hot { border: 2px solid transparent; background:
  linear-gradient(var(--card), var(--card)) padding-box, var(--grad) border-box; }
.plan .tag { position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--grad); font-size: 12.5px; font-weight: 700; padding: 4px 14px; border-radius: 999px; }
.plan h3 { font-size: 20px; margin-bottom: 4px; }
.plan .price { font-size: 38px; font-weight: 800; margin: 10px 0 2px; }
.plan .per { color: var(--muted); font-size: 14px; margin-bottom: 18px; }
.plan ul { list-style: none; margin: 0 0 24px; }
.plan li { padding: 6px 0 6px 26px; position: relative; color: #d6d6e4; font-size: 14.5px; }
.plan li::before { content: "✓"; position: absolute; left: 0; color: var(--pink); font-weight: 700; }
.plan li.no { color: #62627a; }
.plan li.no::before { content: "—"; color: #62627a; }
.plan .btn { width: 100%; text-align: center; }

/* FAQ */
.faq { max-width: 760px; margin: 0 auto; }
.faq details { background: var(--card); border: 1px solid #ffffff12; border-radius: 12px; margin-bottom: 10px; padding: 4px 20px; }
.faq summary { cursor: pointer; font-weight: 600; padding: 14px 0; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--muted); font-size: 20px; }
.faq details[open] summary::after { content: "–"; }
.faq p { color: var(--muted); padding-bottom: 16px; font-size: 15px; }

/* games */
.games { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.game { border-radius: var(--radius); padding: 26px; border: 1px solid #ffffff12; }
.game h3 { font-size: 19px; margin: 10px 0 6px; }
.game p { color: var(--muted); font-size: 14.5px; }
.game .emoji { font-size: 40px; }
.g-snake { background: linear-gradient(150deg, #14241a, #101820); }
.g-mines { background: linear-gradient(150deg, #241a14, #181018); }
.g-sol   { background: linear-gradient(150deg, #141a2c, #10101f); }

/* footer */
footer { border-top: 1px solid #ffffff12; padding: 36px 0 44px; color: var(--muted); font-size: 14px; }
footer .cols { display: flex; flex-wrap: wrap; gap: 28px; justify-content: space-between; }
footer a { color: var(--muted); }
footer a:hover { color: var(--text); }

/* forms (buy) */
.buy-box { max-width: 460px; margin: 0 auto; background: var(--card); border: 1px solid #ffffff12; border-radius: 20px; padding: 30px; }
.buy-box label { display: block; font-size: 14px; color: var(--muted); margin: 14px 0 6px; }
.buy-box input[type=email] { width: 100%; padding: 12px 14px; border-radius: 10px; border: 1px solid #ffffff24; background: #10101a; color: var(--text); font-size: 16px; }
.buy-box .plans-inline { display: grid; gap: 10px; }
.buy-box .plan-opt { display: flex; align-items: center; gap: 10px; background: #10101a; border: 1px solid #ffffff1c; padding: 12px 14px; border-radius: 10px; cursor: pointer; }
.buy-box .plan-opt input { accent-color: var(--violet); }
.buy-box .plan-opt b { margin-left: auto; }
.msg { margin-top: 14px; font-size: 14.5px; }
.msg.err { color: #ff8f9d; }

@media (max-width: 720px) {
  .nav .links { display: none; }
  .mock .body { grid-template-columns: 1fr; }
  .mock .side { display: none; }
  section { padding: 52px 0; }
}