/* ==============================
   STOLEBOOKS - MAIN STYLESHEET
   ============================== */

/* CSS VARIABLES */
:root {
  --primary: #4b0082;
  --primary-light: #6a0dad;
  --bg: #faf7ff;
  --text: #222;
}

/* RESET */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: Inter, system-ui, sans-serif;
}

body {
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

/* ==============================
   HEADER
   ============================== */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  padding: 14px;
  color: white;
  overflow: hidden;
}

.header-inner {
  max-width: 1200px;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* LOGO */
.logo-area {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 700;
  color: white;
}

.logo-img {
  height: 36px;
  width: auto;
}

.logo-text {
  color: white;
  letter-spacing: 0.5px;
}

.logo {
  font-size: 22px;
  font-weight: 800;
}

/* NAV LINKS */
.nav-links a {
  margin: 30px;
  text-decoration: none;
  color: white;
  font-weight: bold;
}

/* HEADER SEARCH */
.search-wrap {
  flex: 1;
  display: flex;
  min-width: 0;
}

.search-wrap input {
  flex: 1;
  min-width: 0;
  padding: 12px 14px;
  border: none;
  border-radius: 999px 0 0 999px;
}

.search-wrap button {
  padding: 12px 18px;
  border: none;
  border-radius: 0 999px 999px 0;
  background: #8b5cf6;
  color: white;
  cursor: pointer;
}

/* HEADER ACTIONS (Cart + Hamburger) */
.header-actions {
  display: flex !important;
  align-items: center;
  gap: 20px;
}

/* HAMBURGER */
.hamburger {
  font-size: 24px;
  cursor: pointer;
  color: white;
  display: flex;
  align-items: center;
  padding: 4px 6px;
}

/* ==============================
   SIDE MENU
   ============================== */
.side-menu {
  position: fixed;
  top: 0;
  left: -260px;
  width: 260px;
  height: 100%;
  background: white;
  box-shadow: 4px 0 20px rgba(0, 0, 0, 0.2);
  transition: 0.3s;
  z-index: 2000;
  padding: 20px;
}

.side-menu.active {
  left: 0;
}

.menu-header {
  display: flex;
  justify-content: flex-end;
  font-size: 20px;
  margin-bottom: 20px;
}

.close-menu {
  cursor: pointer;
}

.menu-links {
  list-style: none;
  padding: 0;
}

.menu-links li {
  padding: 14px 10px;
  border-bottom: 1px solid #eee;
  cursor: pointer;
  font-size: 16px;
}

.menu-links li:hover {
  background: #faf7ff;
  color: #4b0082;
}

/* ==============================
   HERO SECTION
   ============================== */
.hero {
  position: relative;
  background: url("images/hero-rohit.png") center center no-repeat;
  background-size: cover;
  aspect-ratio: 16 / 7;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}

.hero-img {
  width: 100%;
  height: auto;
  display: block;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0);
  pointer-events: none;
}

.hero-content {
  max-width: 700px;
  padding: 60px 20px;
  color: #ffffff;
  position: relative;
  z-index: 2;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.hero-content h1 {
  font-size: 48px;
  line-height: 1.2;
  margin-bottom: 200px;
  font-weight: 800;
  color: white;
}

.hero-content p {
  font-size: 18px;
  line-height: 1.6;
  margin-bottom: 24px;
  opacity: 0.95;
  color: white;
}

.hero-content button {
  background: white;
  color: #4b0082;
  border: none;
  padding: 12px 26px;
  border-radius: 30px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.hero-content button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.hero h1 {
  font-size: clamp(34px, 6vw, 56px);
}

.hero p {
  margin: 16px 0 26px;
  max-width: 520px;
}

.hero button {
  padding: 14px 28px;
  border-radius: 999px;
  border: none;
  font-weight: 600;
  background: white;
  color: var(--primary);
  cursor: pointer;
  margin-top: 40px;
}

/* HERO BUTTON */
.hero-btn {
  margin-top: 180px;
  padding: 14px 28px;
  border-radius: 999px;
  border: none;
  background: white;
  color: #4b0082;
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.25s ease;
}

.hero-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

/* FADE UP ANIMATION */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: none; }
}

/* ==============================
   CENTER SEARCH BAR (below hero)
   ============================== */
.center-search {
  margin-top: -30px;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  z-index: 10;
  width: 100%;
}

.center-search-inner {
  background: white;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  border-radius: 40px;
  width: 90%;
  max-width: 700px;
  margin: auto;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.2);
}

.center-search-inner select {
  border: none;
  padding: 10px;
  border-radius: 20px;
  background: #f3f3f3;
}

.center-search-inner input {
  flex: 1;
  border: none;
  padding: 12px;
  outline: none;
}

.center-search-inner button {
  border: none;
  background: #4b0082;
  color: white;
  padding: 12px 20px;
  border-radius: 30px;
  cursor: pointer;
}

.center-search-inner button:hover {
  background: #6a0dad;
}

/* SEARCH SUGGESTIONS */
.suggestions {
  max-width: 700px;
  margin: auto;
  background: white;
  border-radius: 12px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
  overflow: hidden;
  position: relative;
  z-index: 20;
}

.suggestion-item {
  padding: 10px 16px;
  cursor: pointer;
  border-bottom: 1px solid #eee;
  font-size: 14px;
}

.suggestion-item:hover {
  background: #f3f0ff;
}

/* ==============================
   SECTIONS
   ============================== */
section {
  max-width: 1200px;
  margin: auto;
  padding: 70px 20px;
}

.section-title {
  text-align: center;
  font-size: 32px;
  margin-bottom: 40px;
}

/* ==============================
   WHY CHOOSE US
   ============================== */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.why-card {
  background: white;
  padding: 24px;
  border-radius: 16px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
  text-align: center;
  transition: 0.25s;
}

.why-card:hover {
  transform: translateY(-6px);
}

.why-card span {
  font-size: 32px;
}

/* ==============================
   SHOP BY CATEGORY
   ============================== */
#shop-by-category {
  padding: 60px 20px;
  background: #faf7ff;
  text-align: center;
}

.category-wrapper {
  background: linear-gradient(180deg, #f6f2ff, #ede7ff);
  padding: 80px 40px;
  border-radius: 30px;
  margin: 60px auto;
  max-width: 1200px;
  box-shadow: 0 20px 50px rgba(75, 0, 130, 0.15);
}

.category-row {
  display: flex;
  gap: 22px;
  padding: 20px 0 30px;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  align-items: flex-start;
  justify-content: center;
}

.category-row::-webkit-scrollbar {
  display: none;
}

/* CATEGORY CARD (book spine style) */
.category-card {
  width: 155px;
  height: 230px;
  flex-shrink: 0;
  border-radius: 12px 20px 20px 12px;
  overflow: hidden;
  position: relative;
  background: white;
  box-shadow:
    6px 6px 14px rgba(0, 0, 0, 0.25),
    -2px -2px 4px rgba(255, 255, 255, 0.2);
  transform: translateY(var(--offset, 0px)) rotateY(-4deg);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
  cursor: pointer;
}

.category-card:hover {
  transform:
    translateY(calc(var(--offset, 0px) - 12px))
    rotateY(-10deg)
    scale(1.04);
  box-shadow:
    inset 4px 0 6px rgba(255, 255, 255, 0.15),
    0 18px 40px rgba(0, 0, 0, 0.35);
}

/* BOOK SPINE effect */
.category-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 10px;
  height: 100%;
  background: linear-gradient(to right, rgba(0,0,0,0.35), rgba(0,0,0,0.05));
  z-index: 2;
}

.category-card:hover::before {
  top: 150%;
}

/* DARK OVERLAY */
.category-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(0,0,0,0.25), rgba(0,0,0,0.05));
  z-index: 1;
}

/* CATEGORY IMAGE */
.category-card img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  display: block;
}

/* CATEGORY TITLE LABEL */
.category-title {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 10px;
  background: rgba(0, 0, 0, 0.55);
  color: white;
  font-size: 14px;
  font-weight: 600;
  z-index: 2;
}

/* SHINE ANIMATION */
.category-card .shine {
  position: absolute;
  top: 0;
  left: -60%;
  width: 40%;
  height: 100%;
  background: linear-gradient(
    120deg,
    rgba(255, 255, 255, 0),
    rgba(255, 255, 255, 0.8),
    rgba(255, 255, 255, 0)
  );
  transform: skewX(-20deg);
  pointer-events: none;
  z-index: 5;
}

.category-card:hover .shine {
  animation: shineMove 0.9s ease forwards;
}

@keyframes shineMove {
  from { left: -60%; }
  to { left: 120%; }
}

/* ==============================
   BOOK GRID
   ============================== */
.book-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 24px;
}

.book {
  background: white;
  padding: 16px;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  transition: 0.25s;
}

.book.highlight {
  box-shadow: 0 0 0 3px #8b5cf6, 0 12px 30px rgba(0, 0, 0, 0.25);
  transform: scale(1.02);
  transition: all 0.4s ease;
}

.book:hover {
  transform: translateY(-6px);
}

.book img {
  width: 100%;
  aspect-ratio: 3/4;
  border-radius: 12px;
  object-fit: cover;
  background: #eee;
}

.book h3 {
  font-size: 15px;
  margin: 12px 0 6px;
}

.price {
  display: flex;
  gap: 8px;
  align-items: center;
}

.old {
  text-decoration: line-through;
  color: #999;
  font-size: 14px;
}

.new {
  font-weight: 700;
  color: var(--primary);
}

.book button {
  margin-top: 10px;
  width: 100%;
  padding: 10px;
  border-radius: 999px;
  border: none;
  background: var(--primary);
  color: white;
  cursor: pointer;
}

/* EXPLORE BUTTON */
.explore-wrap {
  text-align: center;
  margin-top: 40px;
}

.explore-wrap button {
  padding: 14px 32px;
  border-radius: 999px;
  border: none;
  background: var(--primary-light);
  color: white;
  font-weight: 600;
  cursor: pointer;
}

/* ==============================
   BOOK CAROUSEL (Trending / Self-Help)
   ============================== */
#featured {
  margin-top: 40px;
}

.carousel {
  display: flex;
  gap: 22px;
  overflow-x: auto;
  padding: 10px 10px 30px;
  scroll-behavior: smooth;
}

.carousel::-webkit-scrollbar {
  display: none;
}

.carousel .book {
  min-width: 230px;
  max-width: 230px;
  padding: 16px;
  border-radius: 18px;
  flex-shrink: 0;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.carousel .book:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.25);
}

.carousel .book img {
  width: 100%;
  aspect-ratio: 3/4;
  border-radius: 14px;
  object-fit: cover;
}

.carousel .book h3 {
  font-size: 13px;
  margin: 8px 0 4px;
}

.carousel .price {
  font-size: 13px;
}

.carousel .book button {
  padding: 8px;
  font-size: 12px;
  margin-top: 6px;
}

/* ==============================
   TESTIMONIALS
   ============================== */
.test-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.test-card {
  background: white;
  padding: 22px;
  border-radius: 16px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
}

/* ==============================
   CART ICON
   ============================== */
.cart-icon {
  cursor: pointer;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  margin-top: 6px;
  color: white;
  font-weight: 600;
  flex-shrink: 0;
  font-size: 20px;
}

.cart-icon-wrap {
  position: relative;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cart-emoji {
  font-size: 34px;
  line-height: 1;
}

.cart-image {
  width: 36px;
  height: 36px;
  display: block;
}

.cart-label {
  font-size: 12px;
  opacity: 0.9;
}

/* CART BADGE */
#cartCount,
.badge {
  position: absolute;
  top: -8px;
  right: -10px;
  background: #00c853;
  color: white;
  font-size: 11px;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  padding: 2px 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
}

/* ==============================
   CART PANEL
   ============================== */
.cart-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 999;
}

.cart-panel {
  position: fixed;
  top: 0;
  right: -100%;
  width: 320px;
  max-width: 90%;
  height: 100%;
  background: white;
  z-index: 1000;
  padding: 20px;
  display: flex;
  flex-direction: column;
  transition: right 0.35s ease;
  isolation: isolate;
}

.cart-panel h3 {
  margin-bottom: 12px;
}

#cartItems {
  flex: 1;
  overflow-y: auto;
}

.cart-item {
  display: flex;
  justify-content: space-between;
  margin-bottom: 10px;
  font-size: 14px;
}

.cart-footer button {
  width: 100%;
  padding: 12px;
  border-radius: 999px;
  border: none;
  background: #6a0dad;
  color: white;
  font-weight: 600;
  cursor: pointer;
}

/* CART OPEN STATE */
.cart-open .cart-panel {
  right: 0;
}

.cart-open .cart-overlay {
  opacity: 1;
  pointer-events: auto;
}

/* ==============================
   FOOTER
   ============================== */
footer {
  background: var(--primary);
  color: white;
  padding: 50px 20px;
}

.footer-inner {
  max-width: 1200px;
  margin: auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
}

footer input {
  width: 100%;
  padding: 10px;
  border: none;
  border-radius: 8px;
}

/* ==============================
   MOBILE BOTTOM NAV
   ============================== */
.mobile-nav {
  display: none;
}

/* ==============================
   RESPONSIVE — MOBILE
   ============================== */
@media (max-width: 768px) {
  .hero {
    aspect-ratio: 16 / 10;
  }

  .center-search-inner {
    padding: 6px;
    border-radius: 30px;
  }

  .center-search-inner input {
    padding: 8px;
    font-size: 16px;
  }

  .center-search-inner button {
    padding: 8px 14px;
    font-size: 14px;
  }

  body {
    padding-bottom: 70px;
  }

  .book-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .book button {
    padding: 12px;
    font-size: 14px;
  }

  .category-row {
    scroll-snap-type: x mandatory;
    display: flex;
    gap: 16px;
    padding: 20px 16px 30px;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
    align-items: flex-start;
    touch-action: pan-x;
  }

  .category-card {
    scroll-snap-align: center;
    transform: translateY(var(--offset, 0px)) scale(1.02);
  }

  .cart-panel {
    width: 100%;
  }

  .hamburger,
  .cart-icon {
    padding: 6px;
  }

  section {
    padding: 50px 16px;
  }

  .section-title {
    font-size: 24px;
  }

  .search-wrap {
    flex: 1;
    min-width: 0;
  }

  .search-wrap input {
    min-width: 0;
    padding: 10px 12px;
    font-size: 14px;
  }

  .search-wrap button {
    padding: 10px 14px;
    font-size: 14px;
  }

  .explore-wrap button {
    width: 100%;
    max-width: 320px;
  }

  .logo {
    font-size: 18px;
  }

  .cart-icon {
    flex-shrink: 0;
    margin-left: 4px;
  }
}