/* =========================
   RESET
   ========================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* =========================
   BASE
   ========================= */
body {
  font-family: "Segoe UI", Tahoma, sans-serif;
  color: #1f2d3d;

  /* Background image */
  background: url("images/AICreatorsPlaybookHomePageBackground.png") no-repeat center top;
  background-size: cover;
}

/* Layout container */
.container {
  width: 90%;
  max-width: 1200px;
  margin: auto;
}

/* =========================
   TOP NAVBAR
   ========================= */
.topbar {
  background: linear-gradient(90deg, #1f4f8f, #4a86c5);
  padding: 18px 0;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 26px;
  font-weight: 600;
  color: white;
  white-space: nowrap;
}

.logo .ai {
  font-weight: 800;
  margin-right: 6px;
}

.logo .brand {
  font-weight: 400;
  opacity: 0.95;
}

/* Menu links */
.menu {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 18px;
}

.menu a {
  color: white;
  text-decoration: none;
  font-size: 16px;
  opacity: 0.9;
  padding: 6px 2px;
}

.menu a:hover {
  opacity: 1;
}

/* Sign Up button style */
.signup {
  border: 1px solid white;
  padding: 8px 16px !important;
  border-radius: 6px;
  opacity: 1;
}

/* =========================
   HERO SECTION
   (no CTA button styles here)
   ========================= */
.hero {
  padding: 100px 0 80px;
}

.hero-content {
  max-width: 600px;
  min-height: 340px; /* gives the hero area consistent height */
}

/* =========================
   FEATURES
   ========================= */
.features {
  margin-top: 60px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: white;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

.feature {
  text-align: center;
  padding: 36px 28px;
  text-decoration: none;
  color: inherit;
  border-right: 1px solid #e4e7eb;
}

.feature:last-child {
  border-right: none;
}

.feature:hover {
  background: #f8fafc;
}

.icon {
  font-size: 34px;
  margin-bottom: 14px;
}

.feature h3 {
  color: #2d5fa8;
  font-size: 20px;
  margin-bottom: 8px;
}

.feature p {
  font-size: 15px;
  color: #5a6a7a;
}

/* =========================
   TAGLINE
   ========================= */
.tagline {
  text-align: center;
  padding: 40px 0 70px;
  color: #4c6c9e;
  font-size: 20px;
  font-style: italic;
}

/* =========================
   RESPONSIVE
   ========================= */
@media (max-width: 900px) {
  .hero {
    padding: 70px 0 60px;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .feature {
    border-right: none;
    border-bottom: 1px solid #e4e7eb;
  }

  .feature:last-child {
    border-bottom: none;
  }
}