:root {
  --bg: #0f1115;
  --card: #161a22;
  --muted: #98a2b3;
  --text: #e6e7eb;
  --brand: #22c55e;
  --brand-600: #16a34a;
  --accent: #38bdf8;
  --ring: 0 0 0 4px rgba(56, 189, 248, 0.2);
  --radius: 18px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --max: 1200px;
}
* {
  box-sizing: border-box;
}
html,
body {
  padding: 0;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", "Cairo", system-ui, -apple-system, Segoe UI, Roboto,
    Ubuntu, "Helvetica Neue", Arial;
}
img {
  max-width: 100%;
  display: block;
  border-radius: 12px;
}
a {
  color: inherit;
  text-decoration: none;
}
.container {
  max-width: var(--max);
  margin-inline: auto;
  padding: 24px;
}
.grid {
  display: grid;
  gap: 20px;
}

header.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: saturate(1.2) blur(8px);
  background: rgba(15, 17, 21, 0.7);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
}
.brand {
  display: flex;
  gap: 12px;
  align-items: center;
  font-weight: 700;
  letter-spacing: 0.3px;
}
.brand .logo {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--brand), var(--accent));
  border-radius: 10px;
  box-shadow: var(--shadow);
  font-weight: 800;
  color: #0a0c10;
}
nav ul {
  display: flex;
  gap: 12px;
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
  flex-wrap: wrap;
}
nav a {
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: 0.2s ease;
  font-weight: 600;
  font-size: 14px;
  color: var(--muted);
}
nav a:hover {
  border-color: rgba(255, 255, 255, 0.12);
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}
nav a.active {
  color: #0a0c10;
  background: var(--accent);
}

.cta-btn {
  padding: 10px 14px;
  border-radius: 12px;
  background: var(--brand);
  font-weight: 700;
  border: none;
  cursor: pointer;
}
.cta-btn:hover {
  background: var(--brand-600);
}

.hero {
  padding: 56px 24px;
}
.hero .wrap {
  display: grid;
  gap: 28px;
  align-items: center;
  grid-template-columns: 1.2fr 0.8fr;
}
.tag {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(34, 197, 94, 0.15);
  color: #b7f7c9;
  border: 1px solid rgba(34, 197, 94, 0.35);
  font-weight: 700;
  font-size: 12px;
}
.hero h1 {
  font-size: clamp(28px, 3.6vw, 44px);
  line-height: 1.1;
  margin: 10px 0;
}
.hero p {
  color: var(--muted);
  margin: 10px 0;
  font-size: clamp(14px, 1.6vw, 18px);
}
.hero .actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.section {
  padding: 24px;
}
.card {
  background: var(--card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}

.products-grid {
  grid-template-columns: repeat(4, 1fr);
}
.product {
  display: grid;
  gap: 10px;
}
.product .thumb {
  aspect-ratio: 4/3;
  overflow: hidden;
  border-radius: 14px;
}
.product h3 {
  margin: 0;
  font-size: 16px;
}
.price {
  font-weight: 800;
}
.add-btn {
  padding: 10px 12px;
  border-radius: 12px;
  background: #111827;
  border: 1px solid rgba(255, 255, 255, 0.1);
  cursor: pointer;
  font-weight: 700;
}
.add-btn:hover {
  outline: var(--ring);
}

.stats {
  grid-template-columns: repeat(3, 1fr);
}
.stat {
  display: grid;
  gap: 6px;
  text-align: center;
  background: linear-gradient(
    180deg,
    rgba(56, 189, 248, 0.14),
    rgba(56, 189, 248, 0)
  );
  padding: 22px;
  border-radius: 16px;
  border: 1px solid rgba(56, 189, 248, 0.25);
}

footer.site-footer {
  margin-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-inner {
  display: grid;
  gap: 16px;
  grid-template-columns: 1.2fr 0.8fr;
  padding: 20px 24px;
}
.socials {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.socials a {
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.06);
}
small.copy {
  display: block;
  color: var(--muted);
  padding: 0 24px 24px;
  text-align: center;
}

.page-title {
  margin: 8px 0 4px;
  font-size: 28px;
}
.lead {
  color: var(--muted);
}

.form {
  display: grid;
  gap: 14px;
  max-width: 720px;
}
.input,
textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: #0b0e13;
  color: var(--text);
  font: inherit;
  outline: none;
}
textarea {
  min-height: 140px;
  resize: vertical;
}
.input:focus,
textarea:focus {
  outline: var(--ring);
}
label {
  font-weight: 600;
}
button[type="submit"] {
  padding: 12px 16px;
  border-radius: 12px;
  background: var(--accent);
  border: none;
  font-weight: 800;
  cursor: pointer;
}
button[type="submit"]:hover {
  filter: brightness(0.95);
}

.about-grid {
  grid-template-columns: 1.2fr 0.8fr;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(56, 189, 248, 0.15);
  border: 1px solid rgba(56, 189, 248, 0.3);
  font-size: 12px;
  font-weight: 700;
}

@media (max-width: 1024px) {
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .hero .wrap {
    grid-template-columns: 1fr;
  }
  .footer-inner {
    grid-template-columns: 1fr;
  }
  .about-grid {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 700px) {
  .navbar {
    padding: 12px 16px;
  }
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 460px) {
  .products-grid {
    grid-template-columns: 1fr;
  }
}