/* Simple Flipkart-like layout, responsive */
:root {
  --accent: #ff6a00;
  --muted: #666;
  --card: #fff;
  --bg: #f5f7fb;
  --radius: 10px;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  background: var(--bg);
  color: #111;
}

.container {
  max-width: 1000px;
  margin: 32px auto;
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 20px;
  padding: 0 16px;
}

.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: 0 8px 28px rgba(12, 18, 22, 0.06);
}

.product {
  display: flex;
  gap: 18px;
}

/* BOOK COVER IMAGE */
.cover {
  width: 160px;
  height: 220px;
  border-radius: 8px;
  object-fit: cover;
}

/* Fancy book cover (optional) */
.book-cover {
  width: 100%;
  max-width: 320px;
  height: auto;
  border-radius: 12px;
  display: block;
  margin: 0 auto 1.5rem auto;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
  transform: rotate(-1deg);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.book-cover:hover {
  transform: rotate(0deg) scale(1.02);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

h1 { margin:0 0 8px 0; font-size: 20px; }
.muted { color: var(--muted); font-size: 14px; }
.price { font-size: 22px; font-weight: 700; margin-top:8px; color:#111; }

.qty {
  margin-top: 12px;
  display:flex;
  align-items:center;
  gap:8px;
}

.qty input {
  width:64px;
  padding:8px;
  border-radius:6px;
  border:1px solid #ddd;
}

.checkout-side {
  display:flex;
  flex-direction:column;
  gap:12px;
}

.section-title {
  font-weight:600;
  margin-bottom:8px;
}

label {
  display:block;
  font-size:14px;
  margin-top:6px;
}

input[type="text"], input[type="email"], input[type="tel"], textarea, select {
  width:100%;
  padding:10px;
  border-radius:6px;
  border:1px solid #e6e6e6;
  box-sizing:border-box;
  font-size:14px;
  margin-top:6px;
}

.payment-methods {
  display:flex;
  flex-direction:column;
  gap:8px;
  margin-top:8px;
}

.pm-btn {
  display:flex;
  gap:12px;
  align-items:center;
  padding:10px;
  border-radius:8px;
  border:1px solid #e6e6e6;
  cursor:pointer;
  background:white;
}

.pm-btn input {
  margin-right:6px;
}

.btn-primary {
  background: var(--accent);
  color:white;
  border:none;
  padding:12px 16px;
  border-radius:8px;
  font-weight:600;
  cursor:pointer;
  width:100%;
}

.btn-muted {
  background:#f1f1f1;
  color:#333;
  border:none;
  padding:10px;
  border-radius:8px;
  cursor:pointer;
}

.small {
  font-size:13px;
  color:var(--muted);
}

.legal {
  font-size:12px;
  color:#888;
  margin-top:8px;
}

/* ------------------------------------------ */
/*               MOBILE FIX ⬇️                */
/* ------------------------------------------ */

@media (max-width: 880px) {

  /* Container ek column ho jayegi */
  .container {
    grid-template-columns: 1fr;
  }

  /* Product vertical ho jayega */
  .product {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  /* Image fully responsive */
  .cover {
    width: 100%;
    max-width: 240px;
    height: auto;
    display: block;
    margin: 0 auto 12px auto;
    object-fit: contain;
  }
}