:root{--paper:#f5efe6;--paper-2:#e7dccb;--ink:#1f1d1a;--ink-soft:#514b44;--muted:#887f73;--line:rgba(31,29,26,.14);--panel:#fffaf0;--red:#b93b2a;--gold:#b4843a;--teal:#386a64;--shadow:0 18px 60px rgba(31,29,26,.12);--header-height:118px;--font-sans:Helvetica Neue,Arial,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;--font-serif:Georgia,Times New Roman,Songti SC,STSong,serif}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{min-height:100vh;overflow-x:hidden;background:var(--paper);color:var(--ink);font-family:var(--font-serif);line-height:1.7;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button,input,select,textarea{font:inherit}button{cursor:pointer}main{min-height:70vh}.container{width:min(1120px,calc(100% - 48px));margin:0 auto}.site-header{position:fixed;inset:0 0 auto;z-index:1000;height:var(--header-height);background:hsla(36,43%,93%,.96);border-bottom:1px solid var(--line)}.header-inner{width:min(1120px,calc(100% - 48px));height:100%;margin:0 auto;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;position:relative}.masthead{font-family:var(--font-serif);font-size:34px;line-height:1;font-weight:900;letter-spacing:.28em;text-transform:uppercase}.masthead-tagline{font-family:var(--font-sans);font-size:10px;letter-spacing:.24em;text-transform:uppercase;color:var(--muted)}.header-divider{width:100%;border:0;border-top:2px solid var(--ink)}.header-divider.thin{border-top-width:1px;opacity:.45}.header-nav{width:100%;display:flex;justify-content:center;align-items:center;gap:0}.header-nav-link{position:relative;padding:7px 16px;font-family:var(--font-sans);font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-soft)}.header-nav-link+.header-nav-link:before{content:"/";position:absolute;left:-3px;color:var(--line)}.header-nav-link.active,.header-nav-link:hover{color:var(--red)}.header-menu-btn{display:none;position:absolute;right:0;top:50%;transform:translateY(-50%);width:42px;height:42px;border:1px solid var(--line);background:var(--panel)}.header-menu-btn span{display:block;width:20px;height:2px;margin:5px auto;background:var(--ink);transition:.2s}.header-menu-btn.active span:first-child{transform:translateY(7px) rotate(45deg)}.header-menu-btn.active span:nth-child(2){opacity:0}.header-menu-btn.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.article-detail,.cover,.detail-hero,.page-hero{padding-top:calc(var(--header-height) + 34px)}.cover{padding-bottom:70px}.cover-layout{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(340px,.92fr);gap:48px;align-items:end}.cover-label,.detail-category,.feature-card-category,.page-badge,.section-eyebrow{display:block;font-family:var(--font-sans);font-size:10px;font-weight:900;letter-spacing:.18em;text-transform:uppercase;color:var(--red)}.cover-headline{font-family:var(--font-serif);font-size:clamp(52px,7vw,96px);font-weight:900;line-height:1.02;letter-spacing:-.03em;margin-top:6px}.cover-deck{max-width:560px;margin:18px 0 30px;color:var(--ink-soft);font-size:clamp(18px,2vw,22px);font-style:italic;line-height:1.55}.cover-actions{display:flex;flex-wrap:wrap;gap:14px}.admin-btn,.btn-cover,.btn-submit,.detail-order-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:13px 24px;border:2px solid var(--ink);background:var(--ink);color:var(--paper);font-family:var(--font-sans);font-size:11px;font-weight:900;letter-spacing:.12em;text-transform:uppercase;transition:.2s}.admin-btn-outline,.admin-btn:hover,.btn-cover-outline,.btn-cover:hover,.btn-submit:hover,.detail-order-btn:hover{background:transparent;color:var(--ink)}.admin-btn-outline:hover,.btn-cover-outline:hover{background:var(--ink);color:var(--paper)}.cover-image-block{border:1px solid var(--line);background:var(--panel);box-shadow:var(--shadow)}.cover-image-block img{width:100%;height:auto}.cover-image-caption{padding:14px 16px;border-top:1px solid var(--line);color:var(--muted);font-family:var(--font-sans);font-size:11px;font-style:italic}.about-stats,.about-story,.about-values,.admin-main,.contact-content,.detail-content,.section,.section-news,.section-products{padding:72px 0}.section-header{margin-bottom:36px;padding-bottom:14px;border-bottom:1px solid var(--ink)}.section-header.compact{display:flex;align-items:end;justify-content:space-between;gap:24px}.about-title,.contact-title,.detail-title,.page-title,.section-title,.spread-title{font-family:var(--font-serif);font-weight:900;line-height:1.08;letter-spacing:-.02em}.section-title{font-size:clamp(30px,4vw,46px)}.about-subtitle,.contact-subtitle,.page-desc,.section-subtitle{margin-top:10px;color:var(--ink-soft);font-size:18px;font-style:italic}.feature-grid,.news-card-grid,.products-showcase-grid,.values-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}.admin-editor-main,.admin-editor-sidebar,.admin-login-card,.contact-card,.contact-form-wrap,.detail-price-card,.feature-card,.news-card-item,.product-showcase-card,.stat-box,.value-card{background:var(--panel);border:1px solid var(--line)}.feature-card,.news-card-item,.product-showcase-card{transition:transform .25s,box-shadow .25s}.feature-card:hover,.news-card-item:hover,.product-showcase-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.feature-card-link,.news-item-link,.product-showcase-link{display:block;height:100%}.feature-card-image,.news-item-image-wrap,.product-showcase-image-wrap{aspect-ratio:1.45;overflow:hidden;background:var(--paper-2);border-bottom:1px solid var(--line)}.feature-card-image img,.news-item-image,.product-showcase-image{width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.contact-card,.detail-price-card,.feature-card-body,.news-item-body,.product-showcase-body,.stat-box,.value-card{padding:24px}.contact-card h4,.feature-card-title,.news-item-title,.product-showcase-title,.value-card h3{margin:8px 0 10px;font-family:var(--font-serif);font-size:23px;line-height:1.24}.contact-card p,.feature-card-desc,.news-item-summary,.product-showcase-desc,.value-card p{color:var(--ink-soft);font-size:15px;line-height:1.65}.detail-meta-page,.feature-card-footer,.info-row,.news-item-meta,.product-showcase-footer{display:flex;justify-content:space-between;gap:12px;margin-top:16px;padding-top:14px;border-top:1px solid rgba(31,29,26,.08);font-family:var(--font-sans);font-size:12px;color:var(--muted)}.feature-card-price,.price-value,.product-showcase-price,.stat-value{color:var(--gold);font-family:var(--font-serif);font-size:28px;font-weight:900}.detail-highlights,.product-showcase-specs{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}.highlight-item,.spec-tag{padding:7px 10px;border:1px solid var(--line);background:var(--paper);color:var(--ink-soft);font-size:13px}.spread{display:grid;grid-template-columns:minmax(0,1fr) minmax(300px,.9fr);gap:42px;align-items:center}.spread-eyebrow{display:block;font-family:var(--font-sans);font-size:10px;font-weight:900;letter-spacing:.18em;text-transform:uppercase;color:var(--red)}.spread-image{aspect-ratio:1.38;overflow:hidden;border:1px solid var(--line)}.spread-image img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.spread-title{margin:10px 0 14px;font-size:clamp(32px,4.2vw,52px)}.spread-text{color:var(--ink-soft);font-size:17px;margin-bottom:20px}.spread-link{display:inline-flex;border-bottom:2px solid var(--red);color:var(--red);font-family:var(--font-sans);font-size:11px;font-weight:900;letter-spacing:.12em;text-transform:uppercase}.steps-section{background:var(--ink);color:var(--paper);padding:80px 0}.steps-section .section-header{border-bottom-color:hsla(36,43%,93%,.18)}.steps-section .section-eyebrow{color:var(--gold)}.steps-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.step-card{padding:30px;border:1px solid hsla(36,43%,93%,.16);background:hsla(0,0%,100%,.04)}.step-number{color:var(--gold);font-size:54px;font-weight:900;line-height:1}.step-card h3{margin:14px 0 8px;font-size:22px}.step-card p{color:hsla(36,43%,93%,.72);font-size:15px}.articles-grid,.insight-list{display:grid}.article-row,.insight-row{display:grid;grid-template-columns:90px minmax(180px,.7fr) minmax(260px,1fr) 100px;gap:24px;align-items:center;padding:24px 0;border-top:1px solid rgba(31,29,26,.08)}.article-row:last-child,.insight-row:last-child{border-bottom:1px solid rgba(31,29,26,.08)}.article-row em,.article-row span,.insight-row em,.insight-row span{font-family:var(--font-sans);color:var(--muted);font-size:12px;font-style:normal}.article-row h3,.insight-row h3{font-size:22px;line-height:1.25}.article-row p,.insight-row p{color:var(--ink-soft);font-size:14px}.cta-block,.cta-panel{display:flex;justify-content:space-between;align-items:center;gap:28px;padding:48px;border:2px solid var(--ink);background:var(--panel)}.cta-block h2,.cta-panel h2{font-size:clamp(28px,4vw,44px);font-family:var(--font-serif);line-height:1.12}.page-hero{padding-bottom:52px;border-bottom:1px solid var(--line)}.about-hero .container,.contact-hero .container,.page-hero .container{display:flex;align-items:end;justify-content:space-between;gap:32px}.about-title,.contact-title,.page-title{font-size:clamp(42px,6vw,76px)}.stat-mini{min-width:126px;padding:18px;text-align:center;border:1px solid var(--line);background:var(--panel)}.stat-mini-value{display:block;color:var(--gold);font-size:36px;font-weight:900}.stat-mini-label{font-family:var(--font-sans);color:var(--muted);font-size:10px;letter-spacing:.12em;text-transform:uppercase}.filter-bar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:30px;padding-bottom:16px;border-bottom:1px solid rgba(31,29,26,.08)}.filter-btn{padding:8px 16px;border:1px solid var(--line);background:transparent;color:var(--ink-soft);font-family:var(--font-sans);font-size:11px;font-weight:800;letter-spacing:.08em}.detail-hero,.filter-btn.active,.filter-btn:hover{background:var(--ink);color:var(--paper)}.detail-hero{padding-bottom:48px}.detail-hero-inner{display:grid;grid-template-columns:minmax(0,1fr) minmax(300px,.78fr);gap:40px;align-items:end}.detail-hero-image-wrap{aspect-ratio:1.48;overflow:hidden;border:1px solid hsla(36,43%,93%,.18)}.detail-hero-image-wrap img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.detail-breadcrumb{margin-bottom:12px;font-family:var(--font-sans);font-size:11px;color:hsla(36,43%,93%,.58)}.detail-breadcrumb a{text-decoration:underline;text-underline-offset:3px}.detail-title{margin:10px 0 14px;font-size:clamp(34px,5vw,58px)}.detail-subtitle{color:hsla(36,43%,93%,.72);font-style:italic}.detail-grid{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:48px;align-items:start}.detail-body{max-width:760px;font-size:17px;line-height:1.8}.detail-body p{margin-bottom:18px}.detail-body h3{margin:34px 0 12px;font-size:28px}.detail-sidebar,.detail-sidebar-fixed{position:sticky;top:calc(var(--header-height) + 22px)}.detail-back-btn{display:block;width:100%;margin-top:10px;padding:12px;border:1px solid var(--line);color:var(--ink-soft);text-align:center;font-family:var(--font-sans);font-size:11px;font-weight:800}.detail-specs,.detail-specs-table{display:grid;margin-top:18px}.specs-row{display:flex;justify-content:space-between;gap:18px;padding:13px 0;border-bottom:1px solid rgba(31,29,26,.08)}.specs-label{color:var(--muted);font-family:var(--font-sans);font-size:11px;font-weight:800}.specs-value{text-align:right}.article-detail .detail-breadcrumb,.article-detail .detail-breadcrumb span{color:var(--muted)}.article-detail .detail-breadcrumb a{color:var(--ink-soft)}.article-detail .detail-meta-page{justify-content:flex-start;border-top:0;padding-top:0}.detail-image-page{width:100%;max-height:520px;-o-object-fit:cover;object-fit:cover;margin:24px 0 32px;border:1px solid var(--line)}.about-grid,.about-story-grid,.contact-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(300px,.95fr);gap:48px;align-items:center}.about-image,.about-story-image{aspect-ratio:1.35;overflow:hidden;border:1px solid var(--line)}.about-image img,.about-story-image img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.value-number{color:var(--gold);font-size:42px;font-weight:900;line-height:1}.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}.stat-box{text-align:center}.stat-label{display:block;margin-top:8px;font-family:var(--font-sans);color:var(--muted);font-size:11px;letter-spacing:.1em;text-transform:uppercase}.contact-form-wrap{padding:34px}.contact-form-title{margin-bottom:22px;font-size:30px}.form-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.form-field{margin-bottom:16px}.form-field label{display:block;margin-bottom:6px;color:var(--muted);font-family:var(--font-sans);font-size:10px;font-weight:900;letter-spacing:.12em;text-transform:uppercase}.admin-form input,.admin-form select,.admin-form textarea,.admin-login-card input,.form-field input,.form-field select,.form-field textarea{width:100%;border:1px solid var(--line);background:var(--paper);color:var(--ink);padding:12px 14px;outline:none}.admin-form textarea,.form-field textarea{min-height:128px;resize:vertical}.contact-card-grid,.contact-info-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.contact-card-icon{color:var(--gold);font-size:24px;font-weight:900}.admin-login-section{padding:60px 0}.admin-login-card{max-width:430px;margin:0 auto;padding:34px}.admin-error{margin-top:12px;color:var(--red)}.admin-actions,.admin-header,.admin-tabs,.download-group{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between}.admin-tabs{justify-content:flex-start}.admin-tab,.btn-download-csv,.btn-download-json,.btn-logout{min-height:40px;padding:9px 16px;border:1px solid var(--line);background:var(--panel);color:var(--ink);font-family:var(--font-sans);font-size:11px;font-weight:800;letter-spacing:.08em}.admin-tab.active{background:var(--ink);color:var(--paper)}.btn-logout{border-color:var(--red);color:var(--red)}.admin-content{margin-top:24px}.admin-editor{display:grid;grid-template-columns:280px minmax(0,1fr);gap:24px;align-items:start}.admin-list-header{padding:14px 16px;border-bottom:1px solid var(--line);font-family:var(--font-sans);font-size:11px;font-weight:900;letter-spacing:.1em}.admin-list{max-height:520px;overflow:auto}.admin-list-item{width:100%;padding:12px 16px;border:0;border-bottom:1px solid rgba(31,29,26,.08);background:transparent;color:inherit;text-align:left}.admin-list-item.active{background:var(--ink);color:var(--paper)}.admin-editor-main{padding:26px}.admin-empty,.error-message,.loading{padding:80px 20px;text-align:center;color:var(--muted);font-style:italic}.site-footer{background:var(--ink);color:var(--paper);padding:58px 0 24px}.footer-grid{display:grid;grid-template-columns:1.35fr repeat(3,minmax(140px,1fr));gap:38px}.footer-brand .masthead{display:block;color:var(--paper);font-size:22px;letter-spacing:.22em}.footer-brand p{max-width:390px;margin-top:16px;color:hsla(36,43%,93%,.62);font-size:14px}.footer-section h4{margin-bottom:12px;color:var(--gold);font-family:var(--font-sans);font-size:10px;letter-spacing:.16em;text-transform:uppercase}.footer-section a,.footer-section span{display:block;margin-bottom:8px;color:hsla(36,43%,93%,.62);font-size:14px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:40px;padding-top:18px;border-top:1px solid hsla(36,43%,93%,.14);color:hsla(36,43%,93%,.42);font-family:var(--font-sans);font-size:11px}@media (max-width:940px){:root{--header-height:98px}.header-menu-btn{display:block}.header-nav{position:fixed;inset:var(--header-height) 0 auto;display:none;flex-direction:column;padding:18px 24px 28px;background:var(--panel);border-bottom:1px solid var(--line);box-shadow:var(--shadow)}.header-nav.open{display:flex}.header-nav-link+.header-nav-link:before{display:none}.about-grid,.about-story-grid,.admin-editor,.contact-grid,.cover-layout,.detail-grid,.detail-hero-inner,.footer-grid,.spread{grid-template-columns:1fr}.contact-card-grid,.contact-info-grid,.feature-grid,.form-row,.news-card-grid,.products-showcase-grid,.stats-grid,.steps-grid,.values-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-row,.insight-row{grid-template-columns:1fr;gap:8px}.detail-sidebar,.detail-sidebar-fixed{position:static}.about-hero .container,.contact-hero .container,.cta-block,.cta-panel,.page-hero .container{flex-direction:column;align-items:flex-start}}@media (max-width:640px){:root{--header-height:88px}.container,.header-inner{width:min(100% - 28px,1120px)}.masthead{font-size:24px;letter-spacing:.2em}.cover-image-block{display:none}.cover-headline{font-size:48px}.about-stats,.about-story,.about-values,.admin-main,.contact-content,.detail-content,.section,.section-news,.section-products{padding:50px 0}.contact-card-grid,.contact-info-grid,.feature-grid,.form-row,.news-card-grid,.products-showcase-grid,.stats-grid,.steps-grid,.values-grid{grid-template-columns:1fr}.cta-block,.cta-panel{padding:32px 24px}.footer-bottom{flex-direction:column;text-align:center}}