/* ===== LifeWithBooks - Replica Stylesheet ===== */

@import url('https://fonts.googleapis.com/css2?family=Allura&family=Nunito:wght@300;400;500;600;700;800&display=swap');

:root {
  --contrast: #172021;
  --contrast-2: #273227;
  --contrast-3: #666666;
  --contrast-4: #a3a791;
  --base: #faf0e2;
  --base-2: #ffffff;
  --accent: #1E565C;
  --accent-2: #1E565C;
  --accent-hover: #2a747c;
  --shadow: 0 2px 14px rgba(23, 32, 33, 0.08);
  --shadow-hover: 0 8px 24px rgba(23, 32, 33, 0.15);
  --radius: 6px;
  --max-width: 1200px;
}

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

html { scroll-behavior: smooth; }

body {
  background-color: var(--base-2);
  color: var(--contrast-3);
  font-family: 'Nunito', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: var(--accent-2); text-decoration: none; transition: color .2s ease; }
a:hover, a:focus { color: var(--accent-hover); }

img { max-width: 100%; display: block; }

h1, h2, h3, h4, h5, h6 { color: var(--contrast); font-weight: 700; line-height: 1.25; }

/* ===== Header ===== */
.site-header {
  background-color: var(--base-2);
  border-bottom: 1px solid #eee;
  text-align: center;
  padding: 24px 20px 0;
  position: relative;
  z-index: 20;
}
.site-header .site-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.site-header .logo-mark {
  width: 64px;
  height: 64px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), #2a747c);
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 800;
  font-size: 26px;
  letter-spacing: .5px;
  box-shadow: var(--shadow);
}
.site-header .logo-text {
  text-align: left;
  line-height: 1.1;
}
.site-header .logo-text strong {
  display: block;
  color: var(--contrast);
  font-size: 22px;
  font-weight: 800;
}
.site-header .logo-text span {
  display: block;
  font-size: 13px;
  color: var(--contrast-3);
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* ===== Main navigation ===== */
.main-nav {
  background-color: var(--base-2);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 1px 0 #eee;
}
.main-nav .nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  position: relative;
}
.main-nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
}
.main-nav ul li { position: relative; }
.main-nav ul li a {
  display: block;
  color: var(--contrast-2);
  padding: 18px 18px;
  font-weight: 600;
  font-size: 15px;
  text-transform: capitalize;
  border-bottom: 2px solid transparent;
}
.main-nav ul li a:hover,
.main-nav ul li.active > a { color: var(--accent); border-bottom-color: var(--accent); }

.main-nav ul li.has-dropdown > a::after {
  content: '\25BE';
  display: inline-block;
  margin-left: 6px;
  font-size: 10px;
  vertical-align: middle;
}
.main-nav ul li.has-dropdown ul {
  position: absolute;
  top: 100%;
  left: 0;
  display: flex;
  flex-direction: column;
  flex-wrap: nowrap;
  align-items: stretch;
  background: var(--base-2);
  width: 260px;
  min-width: 260px;
  max-height: min(75vh, 460px);
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  box-shadow: var(--shadow-hover);
  border-radius: 0 0 var(--radius) var(--radius);
  padding: 8px 0;
  gap: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: all .2s ease;
}
.main-nav ul li.has-dropdown ul li { width: 100%; }
.main-nav ul li.has-dropdown:hover > ul,
.main-nav ul li.has-dropdown:focus-within > ul {
  opacity: 1; visibility: visible; transform: translateY(0);
}
.main-nav ul li.has-dropdown ul li a {
  padding: 10px 18px;
  border-bottom: none;
  font-size: 14px;
}
.main-nav ul li.has-dropdown ul li a:hover {
  background: var(--base);
  color: var(--accent);
}

.menu-toggle {
  display: none;
  background: transparent;
  border: 0;
  color: var(--contrast);
  font-size: 24px;
  padding: 14px;
  cursor: pointer;
}

/* ===== Hero ===== */
.hero {
  background: linear-gradient(135deg, var(--base) 0%, #fffaf0 100%);
  padding: 80px 20px 90px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before, .hero::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: .25;
}
.hero::before { width: 320px; height: 320px; background: var(--accent); top: -120px; left: -120px; }
.hero::after { width: 380px; height: 380px; background: #d8b96d; bottom: -180px; right: -120px; }
.hero .container { max-width: 760px; margin: 0 auto; position: relative; z-index: 2; }
.hero h1 {
  font-family: 'Allura', cursive;
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 400;
  color: var(--contrast);
  line-height: 1;
  letter-spacing: 0.32px;
  margin-bottom: 18px;
}
.hero p {
  max-width: 600px;
  margin: 0 auto 28px;
  font-family: 'Nunito', sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.625;
  letter-spacing: .32px;
  color: var(--contrast-3);
}
.hero .search-box {
  max-width: 480px;
  margin: 0 auto;
  background: #fff;
  border-radius: 100px;
  padding: 6px;
  display: flex;
  box-shadow: var(--shadow);
  align-items: center;
}
.hero .search-box input {
  flex: 1;
  border: 0;
  outline: 0;
  background: transparent;
  padding: 12px 18px;
  font-family: inherit;
  font-size: 15px;
  color: var(--contrast);
}
.hero .search-box button {
  background: var(--accent);
  color: #fff;
  border: 0;
  border-radius: 100px;
  padding: 12px 26px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: background .2s ease;
}
.hero .search-box button:hover { background: var(--accent-hover); }

/* ===== Section ===== */
.section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 60px 20px;
}
.section-title {
  text-align: center;
  margin-bottom: 36px;
}
.section-title a, .section-title h2 {
  display: inline-block;
  font-size: clamp(1.8rem, 3.4vw, 2.4rem);
  font-weight: 800;
  color: var(--contrast);
  position: relative;
  padding-bottom: 14px;
}
.section-title a::after, .section-title h2::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 70px;
  height: 3px;
  background: var(--accent);
  border-radius: 4px;
}
.section-title a:hover { color: var(--accent); }

/* ===== Book grid ===== */
.book-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 35px 28px;
}
.book-card {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform .3s ease, box-shadow .3s ease;
  display: flex;
  flex-direction: column;
  text-align: center;
}
.book-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.book-card a.thumb {
  display: block;
  position: relative;
  background: linear-gradient(135deg, #f6e9d0, #fff);
  padding: 26px 18px;
  aspect-ratio: 3/4;
  overflow: hidden;
}
.book-card .cover {
  position: absolute;
  inset: 26px 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  perspective: 600px;
}
.book-card .cover .cover-image {
  width: 70%;
  height: 90%;
  object-fit: cover;
  border-radius: 4px 8px 8px 4px;
  transform: rotateY(-12deg);
  box-shadow: -6px 8px 20px rgba(23, 32, 33, 0.25);
  transition: transform .3s ease;
  background: #f5f5f5;
}
.book-card .cover .book {
  width: 70%;
  height: 90%;
  background: linear-gradient(var(--cover-angle, 135deg), var(--cover-start, var(--accent)), var(--cover-end, #2a747c));
  border-radius: 4px 8px 8px 4px;
  position: relative;
  transform: rotateY(-12deg);
  box-shadow: -6px 8px 20px rgba(23, 32, 33, 0.25);
  overflow: hidden;
  transition: transform .3s ease;
}
.book-card .cover .book-fallback { z-index: 1; }
.book-card:hover .cover .cover-image { transform: rotateY(-6deg); }
.book-card:hover .cover .book { transform: rotateY(-6deg); }
.book-card .cover .book::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 8px;
  background: linear-gradient(90deg, rgba(0,0,0,.25), rgba(0,0,0,0));
}
.book-card .cover .book .title-on-cover {
  position: absolute;
  inset: 12px 10px;
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: .5px;
  line-height: 1.25;
  text-transform: uppercase;
}
.book-card .cover .book .ribbon {
  position: absolute;
  bottom: 8px;
  left: 8px;
  right: 8px;
  height: 2px;
  background: rgba(255,255,255,.45);
}

/* Variations of cover color by category */
.book-card.cover-english .cover .book { background: linear-gradient(135deg, #1E565C, #2a747c); }
.book-card.cover-french .cover .book { background: linear-gradient(135deg, #213a8a, #3b5fbf); }
.book-card.cover-german .cover .book { background: linear-gradient(135deg, #6b2424, #a14444); }
.book-card.cover-spanish .cover .book { background: linear-gradient(135deg, #b25a17, #d6802a); }
.book-card.cover-vocabulary .cover .book { background: linear-gradient(135deg, #4a3266, #6f4ea0); }
.book-card.cover-grammar .cover .book { background: linear-gradient(135deg, #1f6b3a, #2f9a55); }
.book-card.cover-kids .cover .book { background: linear-gradient(135deg, #c44b7d, #e07caa); }
.book-card.cover-self .cover .book { background: linear-gradient(135deg, #aa7619, #dba23a); }
.book-card.cover-business .cover .book { background: linear-gradient(135deg, #1c2e4a, #2f4a78); }
.book-card.cover-literature .cover .book { background: linear-gradient(135deg, #7a2424, #b04545); }
.book-card.cover-health .cover .book { background: linear-gradient(135deg, #0d6b4f, #2ecc71); }
.book-card.cover-novel .cover .book { background: linear-gradient(135deg, #4a2c6b, #7b52ab); }
.book-card.cover-trading .cover .book { background: linear-gradient(135deg, #0f4c5c, #1a8a9e); }
.book-card.cover-adventure .cover .book { background: linear-gradient(135deg, #8b4513, #d2691e); }

.books-panel-scroll {
  max-height: min(75vh, 920px);
  overflow-y: auto;
  overflow-x: hidden;
  padding-right: 6px;
  margin: 0 -4px;
  -webkit-overflow-scrolling: touch;
}
.books-panel-scroll::-webkit-scrollbar { width: 8px; }
.books-panel-scroll::-webkit-scrollbar-thumb {
  background: rgba(30, 86, 92, 0.35);
  border-radius: 8px;
}

.book-card .info {
  padding: 18px 16px 22px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}
.book-card h3 {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--contrast);
  min-height: 60px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.book-card h3 a { color: inherit; }
.book-card h3 a:hover { color: var(--accent); }
.book-card .read-more {
  display: inline-block;
  color: var(--accent);
  font-weight: 700;
  font-size: 14px;
  margin-top: auto;
}
.book-card .read-more::after {
  content: ' \00BB';
}

/* ===== Single book page ===== */
.book-single {
  max-width: 860px;
  margin: 0 auto;
  padding: 60px 20px;
}
.book-single h1 {
  font-size: clamp(1.8rem, 3.6vw, 2.4rem);
  color: var(--contrast);
  margin-bottom: 8px;
  line-height: 1.2;
}
.book-single .breadcrumb {
  font-size: 14px;
  color: var(--contrast-4);
  margin-bottom: 28px;
}
.book-single .breadcrumb a { color: var(--accent); }
.book-single .book-detail-cover {
  display: block;
  width: min(220px, 55%);
  max-width: 100%;
  height: auto;
  margin: 0 auto 32px;
  border-radius: 8px;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.18);
}
.book-single .meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}
.book-single .meta .tag {
  display: inline-block;
  background: var(--base);
  color: var(--contrast-2);
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 600;
}
.book-single .article p {
  margin-bottom: 18px;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--contrast-3);
}
.book-single .article h2 {
  font-size: 1.6rem;
  margin: 36px 0 16px;
  color: var(--contrast);
}
.book-single .download-block {
  background: var(--base);
  border-left: 4px solid var(--accent);
  padding: 26px;
  border-radius: var(--radius);
  margin: 36px 0;
  text-align: center;
}
.book-single .download-block .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  border: 0;
  padding: 14px 36px;
  border-radius: 100px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .3px;
  cursor: pointer;
  transition: background .2s ease, transform .2s ease;
}
.btn:hover { background: var(--accent-hover); color: #fff; transform: translateY(-2px); }
.btn.outline { background: transparent; color: var(--accent); border: 2px solid var(--accent); padding: 12px 34px; }
.btn.outline:hover { background: var(--accent); color: #fff; }

.copyright-block {
  background: var(--base);
  padding: 24px;
  border-radius: var(--radius);
  margin: 36px 0;
  font-size: 14.5px;
}
.copyright-block strong { color: var(--contrast); }

/* ===== Related list ===== */
.related-posts {
  border-top: 1px solid #eee;
  padding-top: 36px;
}
.related-posts h3 {
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.related-posts ul {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}
.related-posts ul li {
  border-bottom: 1px solid #eee;
}
.related-posts ul li a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  color: var(--contrast-2);
  font-weight: 600;
  font-size: 15px;
}
.related-posts ul li a:hover { color: var(--accent); }
.related-posts ul li a span.arrow { color: var(--accent); font-weight: 700; }

/* ===== Sidebar search widget ===== */
.search-widget {
  background: var(--base);
  padding: 22px;
  border-radius: var(--radius);
  margin-bottom: 30px;
}
.search-widget h4 {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
  color: var(--accent);
}
.search-widget form { display: flex; gap: 6px; }
.search-widget input {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid #ddd;
  border-radius: var(--radius);
  font-family: inherit;
}
.search-widget button {
  background: var(--accent);
  color: #fff;
  border: 0;
  padding: 10px 18px;
  border-radius: var(--radius);
  font-weight: 700;
  cursor: pointer;
}

/* ===== Footer ===== */
.site-footer {
  background-image: linear-gradient(90deg, var(--contrast), var(--contrast-2));
  color: #cfd6cf;
  padding: 60px 20px 20px;
  position: relative;
}
.site-footer .footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}
.site-footer h4 {
  color: #fff;
  font-size: 18px;
  margin-bottom: 18px;
  padding-bottom: 12px;
  position: relative;
}
.site-footer h4::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 50px;
  height: 2px;
  background: var(--accent-2);
}
.site-footer .brand-name {
  font-family: 'Allura', cursive;
  font-size: 2.4rem;
  color: #fff;
  display: block;
  margin-bottom: 12px;
  line-height: 1;
}
.site-footer p { font-size: 14.5px; line-height: 1.75; }
.site-footer ul { list-style: none; }
.site-footer ul li { padding: 6px 0; font-size: 14.5px; }
.site-footer ul li a { color: #cfd6cf; }
.site-footer ul li a:hover { color: #fff; }
.site-footer .contact-info p { display: flex; align-items: start; gap: 10px; margin-bottom: 8px; }
.site-footer .contact-info .icon {
  flex: 0 0 18px;
  color: var(--accent-2);
  font-weight: 700;
}
.site-footer .quote-box {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  padding: 16px;
  border-radius: var(--radius);
  margin-top: 12px;
}
.site-footer .quote-box .phone {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  display: block;
  margin-bottom: 6px;
}
.footer-bottom {
  max-width: var(--max-width);
  margin: 36px auto 0;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,.1);
  text-align: center;
  font-size: 13.5px;
  color: #9fa89f;
}

/* ===== Back to top button ===== */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  background: var(--accent);
  color: #fff;
  border-radius: 8px;
  font-size: 20px;
  text-decoration: none;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition: all .3s ease;
  z-index: 40;
}
.back-to-top.show { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-to-top:hover { background: var(--accent-hover); color: #fff; }

/* ===== About / Contact page ===== */
.page-content {
  max-width: 860px;
  margin: 0 auto;
  padding: 60px 20px;
}
.page-content h1 {
  font-size: clamp(2rem, 4vw, 2.6rem);
  margin-bottom: 20px;
}
.page-content p { margin-bottom: 18px; font-size: 16.5px; line-height: 1.85; }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  margin-top: 30px;
}
.contact-form { display: flex; flex-direction: column; gap: 14px; }
.contact-form input,
.contact-form textarea {
  padding: 12px 16px;
  border: 1px solid #ddd;
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 15px;
}
.contact-form input:focus,
.contact-form textarea:focus { outline: none; border-color: var(--accent); }
.contact-form textarea { min-height: 140px; resize: vertical; }
.contact-info-block {
  background: var(--base);
  padding: 26px;
  border-radius: var(--radius);
}
.contact-info-block h3 { color: var(--contrast); margin-bottom: 14px; }
.contact-info-block p { margin-bottom: 8px; font-size: 15px; }

/* ===== Download Modal ===== */
#download-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  padding: 20px;
}
#download-modal .modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(23, 32, 33, .55);
  backdrop-filter: blur(4px);
  cursor: pointer;
}
#download-modal .modal-box {
  position: relative;
  background: #fff;
  border-radius: 14px;
  padding: 40px 36px 34px;
  max-width: 440px;
  width: 100%;
  text-align: center;
  box-shadow: 0 20px 50px rgba(0,0,0,.25);
  animation: modalIn .25s ease;
}
@keyframes modalIn {
  from { opacity: 0; transform: translateY(20px) scale(.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
#download-modal .modal-close {
  position: absolute;
  top: 14px;
  right: 16px;
  background: none;
  border: 0;
  font-size: 26px;
  color: var(--contrast-4);
  cursor: pointer;
  line-height: 1;
  padding: 4px;
}
#download-modal .modal-close:hover { color: var(--contrast); }
#download-modal .modal-icon { font-size: 48px; margin-bottom: 14px; }
#download-modal h3 {
  font-size: 22px;
  color: var(--contrast);
  margin-bottom: 10px;
}
#download-modal p {
  font-size: 15px;
  color: var(--contrast-3);
  line-height: 1.65;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .book-grid { grid-template-columns: repeat(3, 1fr); }
  .site-footer .footer-inner { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .main-nav .nav-inner { justify-content: space-between; padding: 0; }
  .menu-toggle { display: block; }
  .main-nav ul {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: #fff;
    border-top: 1px solid #eee;
    box-shadow: var(--shadow-hover);
    align-items: stretch;
    gap: 0;
    padding: 8px 0;
  }
  .main-nav.is-open ul { display: flex; }
  .main-nav ul li a { padding: 14px 24px; border-bottom: 1px solid #f3f3f3; }
  .main-nav ul li.has-dropdown ul {
    position: static;
    opacity: 1; visibility: visible; transform: none;
    box-shadow: none;
    padding-left: 16px;
    background: var(--base);
    display: none;
    max-height: 280px;
    overflow-y: auto;
  }
  .main-nav ul li.has-dropdown.is-open ul { display: flex; }
  .main-nav ul li.has-dropdown > a::after { float: right; }
  .book-grid { grid-template-columns: repeat(2, 1fr); gap: 24px 16px; }
  .hero { padding: 60px 20px; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .site-header .logo-mark { width: 56px; height: 56px; font-size: 22px; }
  .site-header .logo-text strong { font-size: 19px; }
  .hero .search-box { flex-direction: column; padding: 12px; border-radius: var(--radius); }
  .hero .search-box button { width: 100%; }
  .book-card h3 { font-size: 14px; min-height: 54px; }
  .section { padding: 40px 16px; }
}