:root{--color-bg: #faf7f2;--color-surface: #ffffff;--color-ink: #2b2b26;--color-muted: #756f63;--color-primary: #3f5b4a;--color-primary-dark: #2e4436;--color-accent: #c98a4b;--color-danger: #b3452f;--color-border: #e7e0d4;--radius: 14px;--safe-bottom: env(safe-area-inset-bottom, 0px);color-scheme:light}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--color-bg);color:var(--color-ink);-webkit-tap-highlight-color:transparent}button,input,select,textarea{font:inherit;color:inherit}a{color:var(--color-primary)}.app-shell{display:flex;flex-direction:column;min-height:100vh}.offline-banner{background:var(--color-accent);color:#fff;text-align:center;font-size:13px;font-weight:600;padding:8px 16px;padding-top:calc(8px + env(safe-area-inset-top,0px))}.error-boundary{max-width:420px;margin:15vh auto 0;padding:0 20px;text-align:center}.error-boundary h1{font-size:20px}.error-boundary p{color:var(--color-muted);margin-bottom:20px}.app-main{flex:1;max-width:640px;width:100%;margin:0 auto;padding:16px 16px calc(88px + var(--safe-bottom))}.app-main--wide{max-width:1100px;padding-bottom:24px}.bottom-nav{position:fixed;bottom:0;left:0;right:0;display:flex;justify-content:space-around;background:var(--color-surface);border-top:1px solid var(--color-border);padding:8px 0 calc(8px + var(--safe-bottom));z-index:10}.bottom-nav__item{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:12px;color:var(--color-muted);text-decoration:none;padding:4px 20px;border-radius:10px;min-width:64px}.bottom-nav__icon{font-size:22px}.bottom-nav__item--active{color:var(--color-primary);background:color-mix(in srgb,var(--color-primary) 10%,transparent)}.btn{display:inline-flex;align-items:center;justify-content:center;border:none;border-radius:999px;padding:14px 22px;font-weight:600;font-size:15px;cursor:pointer;text-decoration:none;min-height:48px}.btn--primary{background:var(--color-primary);color:#fff}.btn--primary:active{background:var(--color-primary-dark)}.btn--ghost{background:transparent;color:var(--color-primary);border:1px solid var(--color-border)}.btn--danger{background:transparent;color:var(--color-danger);border:1px solid var(--color-danger);width:100%;margin-top:24px}.btn--sm{min-height:36px;padding:6px 14px;font-size:13px}.btn:disabled{opacity:.6;cursor:default}.auth-page{max-width:380px;margin:10vh auto 0;padding:0 20px}.auth-title{text-align:center;font-size:22px;margin-bottom:32px}.auth-form{display:flex;flex-direction:column;gap:16px}.auth-form label{display:flex;flex-direction:column;gap:6px;font-size:14px;font-weight:600;color:var(--color-muted)}.auth-form input,.auth-form textarea{border:1px solid var(--color-border);border-radius:10px;padding:12px 14px;font-size:16px;background:var(--color-surface)}.auth-switch{text-align:center;margin-top:20px;font-size:14px;color:var(--color-muted)}.form-error{background:#fbeae5;color:var(--color-danger);padding:10px 14px;border-radius:10px;font-size:14px}.centered-loading{text-align:center;color:var(--color-muted);padding:40px 0}.library-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:16px}.library-header h1{margin:0 0 4px}.library-header__subtitle{margin:0;color:var(--color-muted);font-size:13px}.library-controls{display:flex;flex-direction:column;gap:10px;margin-bottom:16px}.library-search{width:100%;padding:12px 16px;border-radius:999px;border:1px solid var(--color-border);background:var(--color-surface);font-size:16px}.library-filters{display:flex;gap:8px}.library-filters select{flex:1;padding:10px;border-radius:10px;border:1px solid var(--color-border);background:var(--color-surface)}.library-tags{display:flex;gap:6px;flex-wrap:wrap}.empty-state{text-align:center;padding:60px 20px;color:var(--color-muted);display:flex;flex-direction:column;gap:16px;align-items:center}.book-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}@media(min-width:480px){.book-grid{grid-template-columns:repeat(3,1fr)}}.book-card{background:var(--color-surface);border-radius:var(--radius);overflow:hidden;text-decoration:none;color:inherit;border:1px solid var(--color-border);display:flex;flex-direction:column}.book-card__cover{aspect-ratio:2 / 3;background:var(--color-bg);display:flex;align-items:center;justify-content:center}.book-card__cover img{width:100%;height:100%;object-fit:cover}.book-card__cover-placeholder{font-size:32px;opacity:.4}.book-card__info{padding:8px 10px 12px}.book-card__title{font-weight:700;font-size:14px;line-height:1.25;margin-bottom:2px}.book-card__author{font-size:12px;color:var(--color-muted);margin-bottom:6px}.book-card__meta{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.wishlist-tabs{margin-bottom:4px}.wishlist-tabs__new-form{display:inline-flex}.wishlist-manage{display:flex;gap:8px;margin-bottom:12px}.wishlist-card__move{font-size:12px;padding:6px 8px;border-radius:10px;border:1px solid var(--color-border);background:var(--color-surface);color:inherit}.wishlist-card__notes{font-size:12px;color:var(--color-muted);margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.wishlist-card__actions{display:flex;flex-direction:column;gap:6px}.wishlist-card__actions .btn{width:100%}.status-pill{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.03em;padding:3px 8px;border-radius:999px;background:var(--color-border);color:var(--color-muted)}.status-pill--reading{background:#fde8cc;color:#935a17}.status-pill--read{background:#dcece1;color:var(--color-primary-dark)}.star-rating{display:inline-flex;gap:2px}.star-rating__star{background:none;border:none;font-size:22px;color:var(--color-border);cursor:pointer;padding:2px;line-height:1}.star-rating--sm .star-rating__star{font-size:13px}.star-rating__star--filled{color:var(--color-accent)}.star-rating__star:disabled{cursor:default}.scan-page h1{margin-bottom:12px}.scanner-frame{position:relative;border-radius:var(--radius);overflow:hidden;background:#000;aspect-ratio:3 / 4}.scanner-video{width:100%;height:100%;object-fit:cover}.scanner-reticle{position:absolute;top:20%;right:10%;bottom:20%;left:10%;border:3px solid 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0;display:flex;flex-direction:column;gap:8px}.search-result{display:flex;gap:12px;align-items:center;background:var(--color-surface);border:1px solid var(--color-border);border-radius:10px;padding:8px 12px;cursor:pointer}.search-result img{width:40px;height:60px;object-fit:cover;border-radius:4px}.search-result__title{font-weight:600;font-size:14px}.search-result__author{font-size:12px;color:var(--color-muted)}fieldset{border:none;padding:0;margin:0}legend{font-size:14px;font-weight:600;color:var(--color-muted);padding:0 0 6px}.genre-grid{display:flex;flex-wrap:wrap;gap:6px}.tag-chip{border:1px solid var(--color-border);background:var(--color-surface);border-radius:999px;padding:6px 12px;font-size:13px;cursor:pointer}.tag-chip--active{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.series-row{display:flex;gap:10px}.series-row input{border:1px solid var(--color-border);border-radius:10px;padding:10px 12px}.series-row label{flex:1}.book-detail__header{display:flex;gap:16px;margin:16px 0 20px}.book-detail__cover{width:100px;aspect-ratio:2 / 3;border-radius:8px;overflow:hidden;background:var(--color-surface);border:1px solid var(--color-border);display:flex;align-items:center;justify-content:center;flex-shrink:0}.book-detail__cover img{width:100%;height:100%;object-fit:cover}.book-detail__title-input{font-size:19px;font-weight:700;border:none;background:transparent;width:100%;padding:4px 0}.book-detail__author-input{font-size:14px;color:var(--color-muted);border:none;background:transparent;width:100%;padding:2px 0}.book-detail__isbn{color:var(--color-muted);font-size:12px;margin-top:6px}.book-detail__section{margin-bottom:22px}.section-label{display:block;font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.03em;color:var(--color-muted);margin-bottom:8px}.status-toggle{display:flex;gap:8px}.status-toggle__btn{flex:1;padding:10px;border-radius:10px;border:1px solid var(--color-border);background:var(--color-surface);cursor:pointer;font-weight:600}.status-toggle__btn--active{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.tag-input-row{display:flex;gap:8px;margin-top:10px}.tag-input-row input{flex:1;border:1px solid var(--color-border);border-radius:10px;padding:10px 12px}.book-detail textarea,.book-detail__section>input,.book-detail__section>select{width:100%;border:1px solid var(--color-border);border-radius:10px;padding:12px;resize:vertical}.save-indicator{color:var(--color-muted);font-size:13px;text-align:center}.bulk-add-page{font-size:14px}.bulk-add-header{margin-bottom:16px}.bulk-add-header p{color:var(--color-muted)}.bulk-shelf-select{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--color-muted);margin-bottom:12px}.bulk-shelf-select select{font-size:14px;padding:8px 10px;border:1px solid var(--color-border);border-radius:8px;color:var(--color-ink)}.bulk-scan-form input{width:100%;padding:16px;font-size:18px;border:2px solid var(--color-primary);border-radius:10px;margin-bottom:20px}.bulk-columns{display:grid;grid-template-columns:1fr;gap:24px}@media(min-width:800px){.bulk-columns{grid-template-columns:1fr 1fr}}.bulk-queue{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px;max-height:70vh;overflow-y:auto}.bulk-queue__item{display:flex;gap:10px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:8px;padding:8px;align-items:center}.bulk-queue__item img{width:32px;height:48px;object-fit:cover;border-radius:4px}.bulk-queue__title{font-weight:600}.bulk-queue__author{color:var(--color-muted);font-size:12px}.bulk-status{font-size:12px;color:var(--color-muted)}.bulk-status--ok{color:var(--color-primary)}.bulk-status--error{color:var(--color-danger)}.bulk-status--warn{color:var(--color-accent)}.bulk-duplicate-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:4px}.bulk-empty{color:var(--color-muted)}