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

body {
  font-family: system-ui, sans-serif;
  line-height:1.6;
  color:#111;
  background:#fff;
}

img {
  max-width:100%;
  border-radius:12px;
}

.container {
  width:min(1150px, 90%);
  margin:auto;
}

/* HEADER */

.site-header {
  border-bottom:1px solid #eee;
  padding:20px 0;
}

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

nav a {
  margin-left:25px;
  text-decoration:none;
  color:#111;
}

.logo {
  font-weight:800;
}

/* BUTTONS */

.btn {
  background:#111;
  color:#fff;
  padding:10px 22px;
  border-radius:25px;
  text-decoration:none;
  margin-top: 20px;
}

.btn.large {
  padding:14px 32px;
}

.btn.outline {
  background:none;
  border:2px solid #111;
  color:#111;
}

/* HERO */

.hero {
  padding:90px 0;
  background: linear-gradient(
    135deg,
    #fff7cc 0%,
    #ffe680 40%,
    #ffd24d 100%
  );
}

.hero h1 {
  font-size:clamp(2.2rem, 5vw, 3.2rem);
}

.hero p {
  font-size:1.15rem;
  max-width:520px;
  margin-bottom: 20px;
}



.hero-inner {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:60px;
  align-items:stretch; /* 👈 important */
}

.hero-inner img {
  height:100%;
  width:100%;
  object-fit:cover;
  border-radius:20px;
}


/* FEATURES */

.features {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:25px;
  padding:60px 0;
}

.feature {
  padding:30px;
  border-radius:16px;
  background:#f8f8f8;
}

/* BOOKS */

.books {
  background:#fff;
  padding:70px 0;
}

.book-grid {
  margin-top:30px;
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(150px,1fr));
  gap:20px;
}

/* AUTHOR */

.author-highlight {
  background:#f7f7f7;
  padding:80px 0;
}

.author-box {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:50px;
  align-items:center;
}

/* BLOG */

.blogs {
  padding:70px 0;
}

.blog-grid {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:25px;
}

.blog-grid article {
  padding:20px;
  background:#fafafa;
  border-radius:16px;
}

/* CTA */

.cta {
  background:#111;
  color:#fff;
  text-align:center;
  padding:80px 0;
}

.cta .btn {
  background:#fff;
  color:#111;
}

/* FOOTER */

.site-footer {
  padding:50px 0;
  border-top:1px solid #eee;
}

.footer-grid {
  display:flex;
  justify-content:space-between;
}

.footer-grid a {
  display:block;
  color:#111;
  text-decoration:none;
  margin:6px 0;
}

/* MOBILE */

@media(max-width:850px){

.hero-inner,
.author-box {
  grid-template-columns:1fr;
}

.features,
.blog-grid {
  grid-template-columns:1fr;
}

nav a {
  margin-left:12px;
}

}

.site-logo {
  height:55px;
  width:auto;
}

/* =====================
HEADER MOBILE FIX
===================== */

.site-header {
  border-bottom:1px solid #eee;
  background:#fff;
  position:sticky;
  top:0;
  z-index:999;
}

/* NAV */

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

/* MENU */

.site-nav {
  display:flex;
  align-items:center;
}

.site-nav a {
  margin-left:25px;
  text-decoration:none;
  color:#111;
}

/* HAMBURGER */

.menu-toggle {
  display:none;
  background:none;
  border:none;
  font-size:30px;
  cursor:pointer;
}

/* MOBILE MENU */

@media(max-width:900px){

  .menu-toggle {
    display:block;
  }

  .site-nav {
    position:absolute;
    top:100%;
    left:0;
    width:100%;
    background:#fff;

    flex-direction:column;
    align-items:center;

    padding:28px 0;

    display:none;

    box-shadow:0 20px 45px rgba(0,0,0,.15);
  }

  .site-nav.active {
    display:flex;
  }

  .site-nav a {
    margin:14px 0;
    font-size:18px;
  }

}