.header{position:fixed;top:0;left:0;right:0;background:#fff;z-index:1000;box-shadow:var(--shadow-sm)}.header-top{background-color:var(--color-primary);color:#fff;padding:var(--spacing-xs) 0;font-size:12px}.header-top-content{text-align:center}.header-announcement{background:none;border:none;padding:0;color:inherit;font-size:inherit;cursor:pointer;display:inline-flex;align-items:center;gap:var(--spacing-xs)}.header-main{padding:var(--spacing-md) 0}.header-content{display:flex;align-items:center;gap:var(--spacing-lg);justify-content:space-between}.header-logo{display:flex;align-items:center;gap:var(--spacing-sm);font-size:24px;font-weight:700;color:var(--color-primary);flex-shrink:0}.logo-icon{font-size:32px}.header-search{flex:1;max-width:600px;display:flex;gap:var(--spacing-xs)}.search-input{flex:1;padding:var(--spacing-sm) var(--spacing-md);border:2px solid var(--color-border);border-radius:var(--border-radius);font-size:14px;transition:var(--transition)}.search-input:focus{outline:none;border-color:var(--color-primary)}.search-button{padding:var(--spacing-sm) var(--spacing-md);background-color:var(--color-primary);color:#fff;border-radius:var(--border-radius);display:flex;align-items:center;justify-content:center;transition:var(--transition)}.search-button:hover{background-color:var(--color-primary-point)}.header-actions{display:flex;align-items:center;gap:var(--spacing-sm);flex-shrink:0}.header-nav-inner{display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-md)}.nav-toggle{display:none;background:none;border:none;padding:0;font-size:24px;cursor:pointer;color:var(--color-text)}.header-link{font-size:13px;font-weight:500;color:var(--color-text-light);transition:var(--transition)}.header-link:hover{color:var(--color-primary)}.header-link-button{background:none;border:none;padding:0;cursor:pointer}.header-divider{color:var(--color-border);font-size:12px}.header-nav{border-top:1px solid var(--color-border);background-color:var(--color-background-light)}.nav-list{display:flex;gap:var(--spacing-lg);padding:var(--spacing-sm) 0}.nav-list li a{font-size:14px;font-weight:500;color:var(--color-text);transition:var(--transition);padding:var(--spacing-xs) 0}.nav-list li a:hover{color:var(--color-primary)}@media (max-width: 768px){.header-content{flex-wrap:wrap}.header-logo{order:1}.header-actions{order:2;width:auto;justify-content:flex-start}.header-search{order:3;width:100%;max-width:100%}.header-nav-inner{flex-direction:column;align-items:stretch}.nav-toggle{display:block;align-self:flex-end}.nav-list{display:none;flex-direction:column;gap:var(--spacing-sm);padding:var(--spacing-sm) 0 var(--spacing-md);border-top:1px solid var(--color-border);margin-top:var(--spacing-xs)}.nav-list.open{display:flex}}.footer{background-color:#2c3e50;color:#fff;padding:var(--spacing-2xl) 0 var(--spacing-lg);margin-top:var(--spacing-2xl)}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--spacing-xl);margin-bottom:var(--spacing-xl)}.footer-section{display:flex;flex-direction:column;gap:var(--spacing-md)}.footer-title{font-size:16px;font-weight:700;margin-bottom:var(--spacing-sm)}.footer-links{display:flex;flex-direction:column;gap:var(--spacing-sm)}.footer-links li{font-size:14px;color:#fffc}.footer-links a{transition:var(--transition)}.footer-links a:hover{color:#fff}.footer-link-button{background:none;border:none;padding:0;font-size:14px;color:#fffc;cursor:pointer;transition:var(--transition);font-family:inherit}.footer-link-button:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:var(--spacing-lg);text-align:center}.footer-copyright{font-size:14px;margin-bottom:var(--spacing-xs)}.footer-address{font-size:12px;color:#fff9}.main-layout{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1;padding-top:140px}@media (max-width: 768px){.main-content{padding-top:160px}}:root{--swiper-theme-color: #007aff}:host{position:relative;display:block;margin-left:auto;margin-right:auto;z-index:1}.swiper{margin-left:auto;margin-right:auto;position:relative;overflow:hidden;list-style:none;padding:0;z-index:1;display:block}.swiper-vertical>.swiper-wrapper{flex-direction:column}.swiper-wrapper{position:relative;width:100%;height:100%;z-index:1;display:flex;transition-property:transform;transition-timing-function:var(--swiper-wrapper-transition-timing-function, initial);box-sizing:content-box}.swiper-android .swiper-slide,.swiper-ios .swiper-slide,.swiper-wrapper{transform:translateZ(0)}.swiper-horizontal{touch-action:pan-y}.swiper-vertical{touch-action:pan-x}.swiper-slide{flex-shrink:0;width:100%;height:100%;position:relative;transition-property:transform;display:block}.swiper-slide-invisible-blank{visibility:hidden}.swiper-autoheight,.swiper-autoheight .swiper-slide{height:auto}.swiper-autoheight .swiper-wrapper{align-items:flex-start;transition-property:transform,height}.swiper-backface-hidden .swiper-slide{transform:translateZ(0);backface-visibility:hidden}.swiper-3d.swiper-css-mode .swiper-wrapper{perspective:1200px}.swiper-3d .swiper-wrapper{transform-style:preserve-3d}.swiper-3d{perspective:1200px}.swiper-3d .swiper-slide,.swiper-3d .swiper-cube-shadow{transform-style:preserve-3d}.swiper-css-mode>.swiper-wrapper{overflow:auto;scrollbar-width:none;-ms-overflow-style:none}.swiper-css-mode>.swiper-wrapper::-webkit-scrollbar{display:none}.swiper-css-mode>.swiper-wrapper>.swiper-slide{scroll-snap-align:start start}.swiper-css-mode.swiper-horizontal>.swiper-wrapper{scroll-snap-type:x mandatory}.swiper-css-mode.swiper-horizontal>.swiper-wrapper>.swiper-slide:first-child{margin-inline-start:var(--swiper-slides-offset-before);scroll-margin-inline-start:var(--swiper-slides-offset-before)}.swiper-css-mode.swiper-horizontal>.swiper-wrapper>.swiper-slide:last-child{margin-inline-end:var(--swiper-slides-offset-after)}.swiper-css-mode.swiper-vertical>.swiper-wrapper{scroll-snap-type:y mandatory}.swiper-css-mode.swiper-vertical>.swiper-wrapper>.swiper-slide:first-child{margin-block-start:var(--swiper-slides-offset-before);scroll-margin-block-start:var(--swiper-slides-offset-before)}.swiper-css-mode.swiper-vertical>.swiper-wrapper>.swiper-slide:last-child{margin-block-end:var(--swiper-slides-offset-after)}.swiper-css-mode.swiper-free-mode>.swiper-wrapper{scroll-snap-type:none}.swiper-css-mode.swiper-free-mode>.swiper-wrapper>.swiper-slide{scroll-snap-align:none}.swiper-css-mode.swiper-centered>.swiper-wrapper:before{content:"";flex-shrink:0;order:9999}.swiper-css-mode.swiper-centered>.swiper-wrapper>.swiper-slide{scroll-snap-align:center center;scroll-snap-stop:always}.swiper-css-mode.swiper-centered.swiper-horizontal>.swiper-wrapper>.swiper-slide:first-child{margin-inline-start:var(--swiper-centered-offset-before)}.swiper-css-mode.swiper-centered.swiper-horizontal>.swiper-wrapper:before{height:100%;min-height:1px;width:var(--swiper-centered-offset-after)}.swiper-css-mode.swiper-centered.swiper-vertical>.swiper-wrapper>.swiper-slide:first-child{margin-block-start:var(--swiper-centered-offset-before)}.swiper-css-mode.swiper-centered.swiper-vertical>.swiper-wrapper:before{width:100%;min-width:1px;height:var(--swiper-centered-offset-after)}.swiper-3d .swiper-slide-shadow,.swiper-3d .swiper-slide-shadow-left,.swiper-3d .swiper-slide-shadow-right,.swiper-3d .swiper-slide-shadow-top,.swiper-3d .swiper-slide-shadow-bottom{position:absolute;left:0;top:0;width:100%;height:100%;pointer-events:none;z-index:10}.swiper-3d .swiper-slide-shadow{background:#00000026}.swiper-3d .swiper-slide-shadow-left{background-image:linear-gradient(to left,#00000080,#0000)}.swiper-3d .swiper-slide-shadow-right{background-image:linear-gradient(to right,#00000080,#0000)}.swiper-3d .swiper-slide-shadow-top{background-image:linear-gradient(to top,#00000080,#0000)}.swiper-3d .swiper-slide-shadow-bottom{background-image:linear-gradient(to bottom,#00000080,#0000)}.swiper-lazy-preloader{width:42px;height:42px;position:absolute;left:50%;top:50%;margin-left:-21px;margin-top:-21px;z-index:10;transform-origin:50%;box-sizing:border-box;border:4px solid var(--swiper-preloader-color, var(--swiper-theme-color));border-radius:50%;border-top-color:transparent}.swiper:not(.swiper-watch-progress) .swiper-lazy-preloader,.swiper-watch-progress .swiper-slide-visible .swiper-lazy-preloader{animation:swiper-preloader-spin 1s infinite linear}.swiper-lazy-preloader-white{--swiper-preloader-color: #fff}.swiper-lazy-preloader-black{--swiper-preloader-color: #000}@keyframes swiper-preloader-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.swiper-pagination{position:absolute;text-align:center;transition:.3s opacity;transform:translateZ(0);z-index:10}.swiper-pagination.swiper-pagination-hidden{opacity:0}.swiper-pagination-disabled>.swiper-pagination,.swiper-pagination.swiper-pagination-disabled{display:none!important}.swiper-pagination-fraction,.swiper-pagination-custom,.swiper-horizontal>.swiper-pagination-bullets,.swiper-pagination-bullets.swiper-pagination-horizontal{bottom:var(--swiper-pagination-bottom, 8px);top:var(--swiper-pagination-top, auto);left:0;width:100%}.swiper-pagination-bullets-dynamic{overflow:hidden;font-size:0}.swiper-pagination-bullets-dynamic .swiper-pagination-bullet{transform:scale(.33);position:relative}.swiper-pagination-bullets-dynamic .swiper-pagination-bullet-active,.swiper-pagination-bullets-dynamic .swiper-pagination-bullet-active-main{transform:scale(1)}.swiper-pagination-bullets-dynamic .swiper-pagination-bullet-active-prev{transform:scale(.66)}.swiper-pagination-bullets-dynamic .swiper-pagination-bullet-active-prev-prev{transform:scale(.33)}.swiper-pagination-bullets-dynamic .swiper-pagination-bullet-active-next{transform:scale(.66)}.swiper-pagination-bullets-dynamic .swiper-pagination-bullet-active-next-next{transform:scale(.33)}.swiper-pagination-bullet{width:var(--swiper-pagination-bullet-width, var(--swiper-pagination-bullet-size, 8px));height:var(--swiper-pagination-bullet-height, var(--swiper-pagination-bullet-size, 8px));display:inline-block;border-radius:var(--swiper-pagination-bullet-border-radius, 50%);background:var(--swiper-pagination-bullet-inactive-color, #000);opacity:var(--swiper-pagination-bullet-inactive-opacity, .2)}button.swiper-pagination-bullet{border:none;margin:0;padding:0;box-shadow:none;-webkit-appearance:none;-moz-appearance:none;appearance:none}.swiper-pagination-clickable .swiper-pagination-bullet{cursor:pointer}.swiper-pagination-bullet:only-child{display:none!important}.swiper-pagination-bullet-active{opacity:var(--swiper-pagination-bullet-opacity, 1);background:var(--swiper-pagination-color, var(--swiper-theme-color))}.swiper-vertical>.swiper-pagination-bullets,.swiper-pagination-vertical.swiper-pagination-bullets{right:var(--swiper-pagination-right, 8px);left:var(--swiper-pagination-left, auto);top:50%;transform:translate3d(0,-50%,0)}.swiper-vertical>.swiper-pagination-bullets .swiper-pagination-bullet,.swiper-pagination-vertical.swiper-pagination-bullets .swiper-pagination-bullet{margin:var(--swiper-pagination-bullet-vertical-gap, 6px) 0;display:block}.swiper-vertical>.swiper-pagination-bullets.swiper-pagination-bullets-dynamic,.swiper-pagination-vertical.swiper-pagination-bullets.swiper-pagination-bullets-dynamic{top:50%;transform:translateY(-50%);width:8px}.swiper-vertical>.swiper-pagination-bullets.swiper-pagination-bullets-dynamic .swiper-pagination-bullet,.swiper-pagination-vertical.swiper-pagination-bullets.swiper-pagination-bullets-dynamic .swiper-pagination-bullet{display:inline-block;transition:.2s transform,.2s top}.swiper-horizontal>.swiper-pagination-bullets .swiper-pagination-bullet,.swiper-pagination-horizontal.swiper-pagination-bullets .swiper-pagination-bullet{margin:0 var(--swiper-pagination-bullet-horizontal-gap, 4px)}.swiper-horizontal>.swiper-pagination-bullets.swiper-pagination-bullets-dynamic,.swiper-pagination-horizontal.swiper-pagination-bullets.swiper-pagination-bullets-dynamic{left:50%;transform:translate(-50%);white-space:nowrap}.swiper-horizontal>.swiper-pagination-bullets.swiper-pagination-bullets-dynamic .swiper-pagination-bullet,.swiper-pagination-horizontal.swiper-pagination-bullets.swiper-pagination-bullets-dynamic .swiper-pagination-bullet{transition:.2s transform,.2s left}.swiper-horizontal.swiper-rtl>.swiper-pagination-bullets-dynamic .swiper-pagination-bullet{transition:.2s transform,.2s right}.swiper-pagination-fraction{color:var(--swiper-pagination-fraction-color, inherit)}.swiper-pagination-progressbar{background:var(--swiper-pagination-progressbar-bg-color, rgba(0, 0, 0, .25));position:absolute}.swiper-pagination-progressbar .swiper-pagination-progressbar-fill{background:var(--swiper-pagination-color, var(--swiper-theme-color));position:absolute;left:0;top:0;width:100%;height:100%;transform:scale(0);transform-origin:left top}.swiper-rtl .swiper-pagination-progressbar .swiper-pagination-progressbar-fill{transform-origin:right top}.swiper-horizontal>.swiper-pagination-progressbar,.swiper-pagination-progressbar.swiper-pagination-horizontal,.swiper-vertical>.swiper-pagination-progressbar.swiper-pagination-progressbar-opposite,.swiper-pagination-progressbar.swiper-pagination-vertical.swiper-pagination-progressbar-opposite{width:100%;height:var(--swiper-pagination-progressbar-size, 4px);left:0;top:0}.swiper-vertical>.swiper-pagination-progressbar,.swiper-pagination-progressbar.swiper-pagination-vertical,.swiper-horizontal>.swiper-pagination-progressbar.swiper-pagination-progressbar-opposite,.swiper-pagination-progressbar.swiper-pagination-horizontal.swiper-pagination-progressbar-opposite{width:var(--swiper-pagination-progressbar-size, 4px);height:100%;left:0;top:0}.swiper-pagination-lock{display:none}.main-visual{position:relative;width:100%;height:460px;overflow:hidden;margin-bottom:var(--spacing-2xl)}.main-visual-swiper{position:relative;width:100%;height:100%}.main-visual-slide{width:100%;height:100%}.main-visual .main-visual-slide>.inner{display:block;max-width:1200px;width:100%;height:100%;margin-left:auto;margin-right:auto;padding-left:16px;padding-right:16px;box-sizing:border-box}.main-visual-inner{display:flex;align-items:center;justify-content:flex-start;height:100%;gap:var(--spacing-xl);position:relative;z-index:1}.main-visual-text{max-width:520px;color:#1a1a1a;padding:var(--spacing-lg);position:relative;z-index:1;text-shadow:0 1px 2px rgba(255,255,255,.8)}.main-visual-label{font-size:14px;font-weight:600;margin-bottom:var(--spacing-sm);opacity:.9}.main-visual-title{font-size:40px;font-weight:700;margin-bottom:var(--spacing-sm);line-height:1.3}.main-visual-subtitle{font-size:18px;margin-top:var(--spacing-sm)}.main-visual .main-visual-nav{position:absolute;top:50%;z-index:10;transform:translateY(-50%);width:50px;height:50px;display:flex;align-items:center;justify-content:center;background-color:#ffffffe6;border-radius:50%;box-shadow:var(--shadow-md);transition:var(--transition);color:var(--color-text);font-size:24px;--content-margin: max(16px, calc((100% - 1200px)/2) )}.main-visual .main-visual-nav-prev{left:var(--content-margin)}.main-visual .main-visual-nav-next{right:var(--content-margin)}.main-visual .swiper-pagination{position:absolute;z-index:10}.main-visual .swiper-pagination-bullet{width:12px;height:12px;background-color:#ffffff80;opacity:1;transition:var(--transition)}.main-visual .swiper-pagination-bullet-active{width:24px;border-radius:6px;background-color:#fff}.main-visual .main-visual-nav:hover{background-color:#fff;transform:translateY(-50%) scale(1.1)}@media (max-width: 768px){.main-visual{height:320px}.main-visual-inner{flex-direction:column;justify-content:center;align-items:flex-start}.main-visual-title{font-size:32px}.main-visual-subtitle{font-size:16px}.main-visual .swiper-button-prev,.main-visual .swiper-button-next{width:40px;height:40px;--swiper-navigation-size: 16px}}.banner-grid{margin-bottom:var(--spacing-2xl)}.banner-grid-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--spacing-md)}.banner-item{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-lg);background-color:#fff;border-radius:var(--border-radius-lg);color:var(--color-text);transition:var(--transition);box-shadow:var(--shadow-sm);border:1px solid var(--color-border-light)}.banner-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.banner-icon{font-size:40px;color:var(--banner-color)}.banner-text{flex:1}.banner-title{font-size:18px;font-weight:700;margin-bottom:var(--spacing-xs)}.banner-subtitle{font-size:14px;color:var(--color-text-light)}@media (max-width: 768px){.banner-grid-content{grid-template-columns:1fr}.banner-icon{font-size:40px}}.book-section{margin:var(--spacing-2xl) 0}.section-header{margin-bottom:var(--spacing-lg)}.section-title{font-size:24px;font-weight:700;color:var(--color-text);margin-bottom:var(--spacing-xs)}.section-subtitle{font-size:14px;color:var(--color-text-light)}.book-card{position:relative;background:#fff;border-radius:var(--border-radius);overflow:hidden;transition:var(--transition);box-shadow:var(--shadow-sm)}.book-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.book-card-link{display:block;color:inherit}.book-card-image-wrapper{position:relative;width:100%;padding-top:140%;overflow:hidden;background-color:var(--color-background-light)}.book-card-image{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover}.book-badge-group{position:absolute;top:var(--spacing-xs);left:var(--spacing-xs);display:flex;flex-wrap:wrap;gap:var(--spacing-xs);z-index:1}.book-badge{padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--border-radius);font-size:11px;font-weight:700;color:#fff}.book-badge.new{background-color:var(--color-secondary)}.book-badge.best{background-color:var(--color-accent)}.book-badge.discount{background-color:var(--color-error)}.book-card-content{padding:var(--spacing-md)}.book-card-title{font-size:16px;font-weight:600;margin-bottom:var(--spacing-xs);color:var(--color-text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.4;min-height:44px}.book-card-author{font-size:14px;color:var(--color-text-light);margin-bottom:var(--spacing-sm)}.book-card-rating{display:flex;align-items:center;gap:var(--spacing-xs);font-size:13px;margin-bottom:var(--spacing-sm)}.review-count{color:var(--color-text-lighter);font-size:12px}.book-card-price{display:flex;align-items:center;gap:var(--spacing-sm)}.original-price{font-size:13px;color:var(--color-text-lighter);text-decoration:line-through}.sale-price{font-size:18px;font-weight:700;color:var(--color-primary)}.book-card-actions{display:flex;gap:var(--spacing-xs);padding:0 var(--spacing-md) var(--spacing-md)}.action-button{flex:1;padding:var(--spacing-sm);background-color:var(--color-background-light);border-radius:var(--border-radius);display:flex;align-items:center;justify-content:center;transition:var(--transition);color:var(--color-text)}.action-button:hover{background-color:var(--color-primary);color:#fff}.action-button svg{font-size:18px}.action-button.favorite-active{background-color:var(--color-success);color:#fff}.action-button.favorite-active:hover{background-color:var(--color-primary-point, #0a5f38);color:#fff}.action-button.favorite-active svg{fill:currentColor}.book-list{display:grid;gap:var(--spacing-lg)}.book-list-grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}@media (min-width: 768px){.book-list-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}}@media (min-width: 1024px){.book-list-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}}.book-list-list{grid-template-columns:1fr}.book-list-empty{text-align:center;padding:var(--spacing-2xl);color:var(--color-text-light)}.home-page{min-height:100vh}.book-detail-page{min-height:100vh;padding:var(--spacing-lg) 0}.back-button{display:flex;align-items:center;gap:var(--spacing-xs);margin-bottom:var(--spacing-md);color:var(--color-text);font-size:14px;transition:var(--transition)}.back-button:hover{color:var(--color-primary)}.book-detail-content{display:grid;grid-template-columns:280px 1fr;gap:var(--spacing-lg);align-items:start}.book-detail-image{position:relative;width:100%;aspect-ratio:1 / 1.42;min-height:360px;background-color:var(--color-background-light);border-radius:var(--border-radius-lg);overflow:hidden;box-shadow:var(--shadow-md)}.book-detail-image img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover}.book-detail-info{display:flex;flex-direction:column;gap:var(--spacing-sm)}.book-detail-title{font-size:26px;font-weight:700;color:var(--color-text);margin-bottom:0;line-height:1.35}.book-detail-author,.book-detail-publisher,.book-detail-published,.book-detail-pages{font-size:14px;color:var(--color-text-light)}.book-detail-rating{display:flex;align-items:center;gap:var(--spacing-xs);font-size:16px;margin:var(--spacing-xs) 0}.star-icon.filled{color:#ffc107;fill:#ffc107}.rating-value{font-weight:700;color:var(--color-text)}.review-count{color:var(--color-text-light);font-size:14px}.book-detail-tags{display:flex;flex-wrap:wrap;gap:var(--spacing-xs);margin:var(--spacing-xs) 0}.tag{padding:var(--spacing-xs) var(--spacing-sm);background-color:var(--color-background-light);border-radius:var(--border-radius);font-size:12px;color:var(--color-text-light)}.book-detail-price-section{display:flex;align-items:center;gap:var(--spacing-sm);margin:var(--spacing-sm) 0;padding:var(--spacing-md);background-color:var(--color-background-light);border-radius:var(--border-radius)}.original-price{font-size:15px;color:var(--color-text-lighter);text-decoration:line-through}.sale-price{font-size:24px;font-weight:700;color:var(--color-primary)}.discount-rate{padding:var(--spacing-xs) var(--spacing-sm);background-color:var(--color-error);color:#fff;border-radius:var(--border-radius);font-size:14px;font-weight:700}.book-detail-actions{display:flex;gap:var(--spacing-sm);margin:var(--spacing-md) 0 0}.btn-large{flex:1;padding:var(--spacing-md) var(--spacing-lg);font-size:16px;font-weight:600}.favorite-active{background-color:var(--color-success);color:#fff;border-color:var(--color-success)}.favorite-active svg{fill:#fff}.book-detail-description{margin-top:var(--spacing-lg);padding-top:var(--spacing-lg);border-top:1px solid var(--color-border)}.book-detail-description h2{font-size:18px;font-weight:700;margin-bottom:var(--spacing-sm);color:var(--color-text)}.book-detail-description p{font-size:15px;line-height:1.7;color:var(--color-text-light)}.book-detail-related{margin-top:var(--spacing-lg);padding-top:var(--spacing-lg);border-top:1px solid var(--color-border)}.book-detail-related h2{font-size:20px;font-weight:700;margin-bottom:var(--spacing-xs)}.related-note{color:var(--color-text-light);font-size:14px}.book-not-found{text-align:center;padding:var(--spacing-2xl)}.book-not-found p{font-size:18px;color:var(--color-text-light);margin-bottom:var(--spacing-lg)}@media (max-width: 768px){.book-detail-content{grid-template-columns:1fr;gap:var(--spacing-md)}.book-detail-image{max-width:240px;min-height:320px;margin:0 auto}.book-detail-title{font-size:22px}.book-detail-actions{flex-direction:column;margin-top:var(--spacing-sm)}.sale-price{font-size:20px}.book-detail-description,.book-detail-related{margin-top:var(--spacing-md);padding-top:var(--spacing-md)}}.book-filter-bar{display:flex;justify-content:space-between;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);background-color:var(--color-background-light);border-radius:var(--border-radius);margin-bottom:var(--spacing-lg);flex-wrap:wrap}.filter-categories{display:flex;gap:var(--spacing-sm);flex-wrap:wrap;flex:1}.filter-category{display:flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-sm) var(--spacing-md);background-color:#fff;border:1px solid var(--color-border);border-radius:var(--border-radius);font-size:14px;transition:var(--transition);color:var(--color-text)}.filter-category:hover{border-color:var(--color-primary);color:var(--color-primary)}.filter-category.active{background-color:var(--color-primary);border-color:var(--color-primary);color:#fff}.category-icon{font-size:16px}.filter-sort{display:flex;align-items:center;flex-shrink:0}.sort-select{padding:var(--spacing-sm) var(--spacing-md);border:1px solid var(--color-border);border-radius:var(--border-radius);font-size:14px;background-color:#fff;cursor:pointer;transition:var(--transition)}.sort-select:focus{outline:none;border-color:var(--color-primary)}@media (max-width: 768px){.book-filter-bar{flex-direction:column;align-items:stretch}.filter-categories{justify-content:center}.filter-sort,.sort-select{width:100%}}.search-page{min-height:100vh;padding:var(--spacing-lg) 0}.mypage-page{min-height:100vh;padding:var(--spacing-xl) 0}.mypage-title{font-size:32px;font-weight:700;margin-bottom:var(--spacing-xl);color:var(--color-text)}.mypage-content{display:grid;grid-template-columns:250px 1fr;gap:var(--spacing-xl)}.mypage-tabs{display:flex;flex-direction:column;gap:var(--spacing-xs)}.tab-button{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-md);background-color:#fff;border:1px solid var(--color-border);border-radius:var(--border-radius);font-size:16px;color:var(--color-text);transition:var(--transition);text-align:left}.tab-button:hover{background-color:var(--color-background-light);border-color:var(--color-primary)}.tab-button.active{background-color:var(--color-primary);border-color:var(--color-primary);color:#fff}.tab-button svg{font-size:20px}.mypage-main{background-color:#fff;border-radius:var(--border-radius);padding:var(--spacing-xl);box-shadow:var(--shadow-sm)}.tab-content{min-height:400px}.empty-state{text-align:center;padding:var(--spacing-2xl);color:var(--color-text-light)}.empty-icon{font-size:64px;margin-bottom:var(--spacing-md);color:var(--color-text-lighter)}.cart-summary{background-color:var(--color-background-light);padding:var(--spacing-lg);border-radius:var(--border-radius);margin-bottom:var(--spacing-lg)}.cart-summary h3{font-size:20px;font-weight:700;margin-bottom:var(--spacing-sm)}.total-price{font-size:24px;font-weight:700;color:var(--color-primary);margin-bottom:var(--spacing-md)}.profile-section{max-width:600px}.profile-header{display:flex;align-items:center;gap:var(--spacing-md);margin-bottom:var(--spacing-xl)}.profile-avatar{width:80px;height:80px;border-radius:50%;background-color:var(--color-background-light);display:flex;align-items:center;justify-content:center;font-size:40px;color:var(--color-text-light)}.profile-info{display:flex;flex-direction:column;gap:var(--spacing-md)}.info-item{display:flex;flex-direction:column;gap:var(--spacing-xs)}.info-item label{font-size:14px;font-weight:600;color:var(--color-text)}.info-item input{padding:var(--spacing-sm) var(--spacing-md);border:1px solid var(--color-border);border-radius:var(--border-radius);font-size:16px;transition:var(--transition)}.info-item input:focus{outline:none;border-color:var(--color-primary)}.orders-list{display:flex;flex-direction:column;gap:var(--spacing-md)}.order-item{padding:var(--spacing-lg);background-color:var(--color-background-light);border-radius:var(--border-radius);border:1px solid var(--color-border)}.order-item h3{font-size:18px;font-weight:700;margin-bottom:var(--spacing-xs)}.order-item p{font-size:14px;color:var(--color-text-light);margin-bottom:var(--spacing-xs)}@media (max-width: 768px){.mypage-content{grid-template-columns:1fr}.mypage-tabs{flex-direction:row;overflow-x:auto}.tab-button span{display:none}}.not-found-page{min-height:60vh;display:flex;align-items:center;justify-content:center;padding:var(--spacing-2xl) 0}.not-found-content{text-align:center;max-width:400px;margin:0 auto}.not-found-title{font-size:72px;font-weight:700;color:var(--color-primary);margin-bottom:var(--spacing-md);line-height:1}.not-found-message{font-size:20px;font-weight:600;color:var(--color-text);margin-bottom:var(--spacing-sm)}.not-found-desc{font-size:14px;color:var(--color-text-light);margin-bottom:var(--spacing-xl);line-height:1.6}.not-found-content .btn{padding:var(--spacing-md) var(--spacing-xl);font-size:16px}:root{--font-family: "Pretendard", -apple-system, BlinkMacSystemFont, system-ui, Roboto, "Helvetica Neue", sans-serif;--color-primary: #7A3E3E;--color-primary-point: #b4630c;--color-secondary: #C8A97E;--color-accent: #ff6f98;--color-text: #333333;--color-text-light: #666666;--color-text-lighter: #999999;--color-border: #e0e0e0;--color-background: #ffffff;--color-background-light: #FFF8E7;--color-error: #f72a1b;--color-success: #4CAF50;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--spacing-2xl: 48px;--border-radius: 8px;--border-radius-lg: 12px;--shadow-sm: 0 2px 4px rgba(0, 0, 0, .1);--shadow-md: 0 4px 8px rgba(0, 0, 0, .1);--shadow-lg: 0 8px 16px rgba(0, 0, 0, .15);--transition: all .3s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{text-decoration:none;color:inherit}button{border:none;background:none;cursor:pointer;font-family:inherit}ul,ol{list-style:none}img{max-width:100%;height:auto;display:block}body{font-family:var(--font-family);color:var(--color-text);background-color:var(--color-background);line-height:1.6}.inner{max-width:1200px;margin:0 auto;padding:0 16px;width:100%;box-sizing:border-box}.main-visual .inner{height:100%}.section{margin:var(--spacing-2xl) 0}.section-title{font-size:24px;font-weight:700;margin-bottom:var(--spacing-lg);color:var(--color-text)}.btn{padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--border-radius);font-size:14px;font-weight:500;transition:var(--transition);display:inline-flex;align-items:center;gap:var(--spacing-xs)}.btn-primary{background-color:var(--color-primary);color:#fff}.btn-primary:hover{background-color:var(--color-primary-point)}.btn-secondary{background-color:var(--color-secondary);color:#fff}.btn-secondary:hover{opacity:.9}.btn-outline{border:1px solid var(--color-border);color:var(--color-text);background-color:#fff}.btn-outline:hover{background-color:var(--color-background-light)}