:root {
  --bg: #050b14;
  --panel: #0d1726;
  --panel2: #111f34;
  --text: #f7f9ff;
  --muted: #a8b4c7;
  --line: rgba(255,255,255,.13);
  --blue: #1596ff;
  --blue2: #70d6ff;
  --silver: #dce4ef;
  --gold: #d7a751;
  --green: #77e0a3;
  --red: #ff7b7b;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 18% 0%, rgba(21,150,255,.26), transparent 31rem),
    radial-gradient(circle at 80% 8%, rgba(255,255,255,.10), transparent 22rem),
    linear-gradient(180deg, #07101c 0%, #050b14 45%, #03070d 100%);
}
a { color: inherit; text-decoration: none; }
.nav {
  position: sticky; top: 0; z-index: 20;
  display: flex; justify-content: space-between; align-items: center;
  padding: 22px 7vw;
  background: rgba(5,11,20,.78);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; gap: 14px; align-items: center; }
.mark {
  width: 48px; height: 48px; display: grid; place-items: center;
  border-radius: 14px; font-weight: 950; font-size: 32px;
  background: linear-gradient(145deg, #ffffff 0%, #9aa8ba 34%, #1596ff 76%, #06101c 100%);
  color: #050b14; box-shadow: 0 12px 42px rgba(21,150,255,.35);
}
.logo { font-size: 25px; font-weight: 900; letter-spacing: -.05em; text-transform: uppercase; }
.logo span { color: var(--blue); }
.tag { color: var(--muted); font-size: 12px; letter-spacing: .16em; text-transform: uppercase; }
.nav-btn, .primary, .secondary, button, .ghost-btn {
  border: 1px solid var(--line);
  padding: 12px 18px; border-radius: 999px; font-weight: 800; cursor: pointer;
}
.nav-btn, .primary, button {
  background: linear-gradient(135deg, var(--blue), #97e4ff);
  color: #03101d; border: none; box-shadow: 0 14px 32px rgba(21,150,255,.24);
}
.secondary, .ghost-btn {
  background: rgba(255,255,255,.055); color: var(--text);
}
.hero {
  display: grid; grid-template-columns: minmax(0, .85fr) minmax(340px, 1.15fr);
  gap: 44px; padding: 78px 7vw 48px; align-items: center;
}
.eyebrow { color: var(--blue2); text-transform: uppercase; letter-spacing: .16em; font-size: 13px; font-weight: 900; }
h1 { font-size: clamp(46px, 7vw, 86px); line-height: .9; letter-spacing: -.075em; margin: 15px 0 22px; text-transform: uppercase; }
h1 span { color: var(--blue); }
h2 { font-size: clamp(32px, 4vw, 56px); line-height: .98; letter-spacing: -.055em; margin: 12px 0; }
h3 { margin: 0 0 10px; font-size: 22px; }
p { color: var(--muted); font-size: 18px; line-height: 1.55; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 30px; }
.brand-showcase {
  border: 1px solid rgba(255,255,255,.18); border-radius: 30px; overflow: hidden;
  box-shadow: 0 40px 110px rgba(0,0,0,.48), 0 0 0 1px rgba(21,150,255,.14), inset 0 0 70px rgba(21,150,255,.12);
  background: #02060c;
}
.brand-showcase img { display: block; width: 100%; height: auto; }
.brand-strip {
  margin: 16px 7vw 46px; display: grid; grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line); border-radius: 24px; overflow: hidden;
  background: linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.035));
}
.brand-strip div { padding: 24px; border-right: 1px solid var(--line); }
.brand-strip div:last-child { border-right: none; }
.brand-strip strong { display: block; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 6px; }
.brand-strip span { color: var(--muted); font-size: 14px; }
.problem, .demo, .listing-builder, .mission { margin: 44px 7vw; }
.section-heading { max-width: 850px; margin-bottom: 24px; }
.grid3, .builder-grid { display: grid; gap: 18px; }
.grid3 { grid-template-columns: repeat(3, 1fr); margin-top: 24px; }
.builder-grid { grid-template-columns: minmax(0, .95fr) minmax(340px, 1.05fr); align-items: start; }
.tile, .builder-card, .preview-card, .listing, .step, .mission {
  background: linear-gradient(180deg, rgba(255,255,255,.075), rgba(255,255,255,.032));
  border: 1px solid var(--line); border-radius: 28px; box-shadow: 0 26px 90px rgba(0,0,0,.26);
}
.tile, .builder-card, .preview-card, .step { padding: 28px; }
.mini-step {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 7px 10px; border: 1px solid rgba(21,150,255,.35);
  border-radius: 999px; color: var(--blue2); font-size: 12px;
  text-transform: uppercase; font-weight: 900; letter-spacing: .1em; margin: 14px 0;
}
label { display: block; color: var(--muted); font-weight: 800; margin-bottom: 15px; }
input, textarea {
  width: 100%; margin-top: 8px; border: 1px solid var(--line);
  background: rgba(0,0,0,.26); color: var(--text);
  border-radius: 16px; padding: 14px 16px; font-size: 18px;
}
textarea { min-height: 110px; resize: vertical; font-family: inherit; }
.hint { color: var(--muted); font-size: 13px; margin: -4px 0 14px; }
.decoded-box, .preview-numbers, .numbers {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin: 20px 0;
}
.decoded-box div, .preview-numbers div, .numbers div {
  background: rgba(255,255,255,.055); border: 1px solid var(--line); border-radius: 18px; padding: 16px;
}
.decoded-box span, .preview-numbers span, .numbers span {
  display: block; color: var(--muted); font-size: 13px; margin-bottom: 8px;
}
.decoded-box strong, .preview-numbers strong, .numbers strong { font-size: 24px; }
.preview-top { display: flex; justify-content: space-between; gap: 16px; align-items: start; }
.pill {
  font-size: 12px; font-weight: 900; color: #02101e;
  background: linear-gradient(135deg, var(--blue2), #ffffff);
  padding: 8px 10px; border-radius: 999px; display: inline-flex;
}
.photo-placeholder {
  min-height: 280px; border-radius: 24px; border: 1px solid rgba(21,150,255,.25);
  background: radial-gradient(circle at center, rgba(21,150,255,.22), transparent 16rem), linear-gradient(135deg, #111f34, #03070d);
  display: grid; place-items: center; text-align: center; padding: 24px; margin: 18px 0;
}
.logo-hero-small { position: relative; width: 150px; height: 150px; display: grid; place-items: center; }
.giant-four-small {
  font-size: 150px; line-height: 1; font-weight: 950; letter-spacing: -.13em;
  background: linear-gradient(145deg, #fff 0%, #aab4c2 45%, #1596ff 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.road-small {
  position: absolute; width: 52px; height: 92px; border-radius: 50% 50% 0 0;
  border-left: 9px solid #f4f7fb; border-right: 9px solid #08111e;
  transform: rotate(33deg) translate(16px, 18px);
}
.road-small span { display: block; width: 4px; height: 14px; background: #fff; margin: 12px auto; border-radius: 99px; }
.preview-detail {
  padding: 16px; border: 1px solid var(--line); border-radius: 18px;
  background: rgba(255,255,255,.04); margin-top: 14px;
}
.preview-detail p { margin: 6px 0 0; font-size: 15px; }
.submit-message { margin-top: 14px; color: var(--green); font-weight: 900; }
.listing { display: grid; grid-template-columns: .9fr 1.1fr; overflow: hidden; }
.listing-visual {
  min-height: 460px; position: relative;
  background: radial-gradient(circle at 50% 32%, rgba(21,150,255,.36), transparent 18rem), linear-gradient(135deg, #111f34, #03070d);
  display: grid; place-items: center; padding: 35px;
}
.logo-hero { position: relative; width: 310px; height: 310px; display: grid; place-items: center; }
.giant-four {
  font-size: 310px; line-height: 1; font-weight: 950; letter-spacing: -.13em;
  background: linear-gradient(145deg, #fff 0%, #b4bdc9 36%, #546172 62%, #f6f8fb 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 25px 45px rgba(0,0,0,.5));
}
.road {
  position: absolute; width: 110px; height: 180px; border-radius: 50% 50% 0 0;
  border-left: 18px solid #f4f7fb; border-right: 18px solid #08111e;
  transform: rotate(33deg) translate(31px, 35px);
  box-shadow: 0 0 0 5px rgba(255,255,255,.18); overflow: hidden;
}
.road span { display: block; width: 8px; height: 25px; background: #fff; margin: 20px auto; border-radius: 999px; }
.listing-caption {
  position: absolute; bottom: 26px; color: var(--muted); font-size: 14px;
  letter-spacing: .08em; text-transform: uppercase; text-align: center;
}
.listing-info { padding: 34px; }
.status-row { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 18px; }
.muted { color: var(--muted); }
.insight {
  padding: 18px; border-radius: 20px; background: rgba(21,150,255,.105);
  border: 1px solid rgba(21,150,255,.28); color: var(--text);
}
.icon-road, .icon-dollar, .icon-people {
  width: 46px; height: 46px; border: 1px solid rgba(21,150,255,.5);
  border-radius: 16px; margin-bottom: 18px; display: grid; place-items: center;
  color: var(--blue2); font-weight: 900;
}
.icon-road { position: relative; }
.icon-road:before {
  content: ""; width: 11px; height: 33px; border-left: 2px solid var(--blue2);
  border-right: 2px solid var(--blue2); transform: perspective(20px) rotateX(10deg);
}
.icon-road:after { content: ""; position: absolute; height: 28px; border-left: 2px dashed var(--blue2); }
.mission { padding: 44px; text-align: center; max-width: 1100px; margin-left: auto; margin-right: auto; }
footer {
  display: flex; justify-content: space-between; gap: 20px;
  padding: 36px 7vw; color: var(--muted); border-top: 1px solid var(--line);
}
@media (max-width: 950px) {
  .hero, .listing, .grid3, .builder-grid, .brand-strip { grid-template-columns: 1fr; }
  .brand-strip div { border-right: none; border-bottom: 1px solid var(--line); }
  .brand-strip div:last-child { border-bottom: none; }
  .nav { padding: 18px 5vw; }
  .hero { padding: 46px 5vw 30px; }
  .problem, .demo, .listing-builder, .mission, .brand-strip { margin: 32px 5vw; }
  .decoded-box, .preview-numbers, .numbers { grid-template-columns: 1fr; }
  footer { flex-direction: column; }
}