@import url("https://fonts.googleapis.com/css2?family=Poetsen+One&family=DM+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&display=swap");

:root {
  --bg: #0a0a0a;
  --panel: #131317;
  --panel-2: #18181f;
  --border: #252532;
  --white: #f2f2f6;
  --muted: #a5a5b6;
  --red: #b13734;
  --red-light: #d4524e;
  --red-glow: rgba(177, 55, 52, 0.16);
  --blue: #0d4fae;
  --font-brand: "Poetsen One", cursive;
  --font-body: "DM Sans", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 88% 2%, var(--red-glow), transparent 31rem),
    radial-gradient(circle at 10% 24%, rgba(13, 79, 174, 0.15), transparent 28rem),
    var(--bg);
  color: var(--white);
  font-family: var(--font-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--border);
  background: rgba(10, 10, 10, 0.88);
  backdrop-filter: blur(24px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: 1440px;
  margin: 0 auto;
  padding: 18px 44px;
}

.brand {
  font-family: var(--font-brand);
  font-size: 1.5rem;
  letter-spacing: 0.2px;
  text-decoration: none;
}

.navlinks {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--muted);
  font-size: 0.84rem;
}

.navlinks a {
  color: var(--muted);
  text-decoration: none;
}

.navlinks a:hover {
  color: var(--white);
}

.hero {
  max-width: 1440px;
  margin: 0 auto;
  padding: 92px 44px 54px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
  color: var(--red-light);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 34px;
  height: 2px;
  background: var(--red);
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.12;
}

h1,
h2 {
  font-family: var(--font-brand);
}

h1 {
  max-width: 980px;
  margin-bottom: 24px;
  font-size: clamp(2.65rem, 5vw, 4.8rem);
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(1.7rem, 3vw, 2.55rem);
}

.highlight {
  color: var(--red-light);
}

.lead {
  max-width: 820px;
  margin: 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 24px;
  border: 1px solid var(--red);
  border-radius: 10px;
  background: var(--red);
  color: #fff;
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.2s, background 0.2s, border-color 0.2s;
}

.button:hover {
  transform: translateY(-2px);
  background: var(--red-light);
  border-color: var(--red-light);
}

.button.secondary {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.22);
}

.button.secondary:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.35);
}

.section {
  max-width: 1440px;
  margin: 0 auto;
  padding: 42px 44px 88px;
}

.mockup-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px;
}

.concept-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(19, 19, 23, 0.98));
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.28);
}

.card-body {
  padding: 24px;
}

.card-body p {
  margin: 10px 0 22px;
  color: var(--muted);
  font-size: 0.94rem;
}

.browser {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 12px;
  background: #f6f7fb;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.34);
}

.browser-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 38px;
  padding: 0 14px;
  border-bottom: 1px solid #dde1e8;
  background: #eef1f6;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #c7cfda;
}

.address {
  flex: 1;
  min-width: 0;
  margin-left: 8px;
  padding: 5px 12px;
  overflow: hidden;
  border-radius: 999px;
  background: #fff;
  color: #7e8795;
  font-size: 0.76rem;
  line-height: 1.3;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.preview {
  display: block;
  width: 100%;
  height: auto;
}

.preview.zoomed-out {
  width: 92%;
  margin: 28px auto;
  border: 1px solid #e1e5ec;
  box-shadow: 0 18px 54px rgba(9, 20, 42, 0.14);
}

.overview-preview {
  height: 720px;
  object-fit: cover;
  object-position: top;
}

.single-wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 40px 44px 90px;
}

.single-meta {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 24px;
  max-width: 1180px;
  margin: 0 auto;
  padding: 74px 44px 20px;
}

.single-meta p {
  max-width: 720px;
  margin: 10px 0 0;
  color: var(--muted);
}

.footer {
  max-width: 1440px;
  margin: 0 auto;
  padding: 24px 44px 46px;
  color: var(--muted);
  font-size: 0.86rem;
}

@media (max-width: 1100px) {
  .mockup-grid {
    grid-template-columns: 1fr;
  }

  .overview-preview {
    height: auto;
  }
}

@media (max-width: 720px) {
  .nav,
  .hero,
  .section,
  .single-meta,
  .single-wrap,
  .footer {
    padding-left: 22px;
    padding-right: 22px;
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .navlinks {
    flex-wrap: wrap;
    gap: 14px;
  }

  .single-meta {
    grid-template-columns: 1fr;
  }
}