:root{--bg-canvas:#fff;--bg-surface:#f8fafc;--bg-card:#fff;--bg-card-hover:#fff;--bg-tint:#f1f5f9;--bg-input:#fff;--bg-elevated:#fff;--navy:#07192f;--navy-surface:#0b223d;--navy-card:#0f2b4c;--navy-light:#16365c;--cyan:#0099b8;--cyan-bright:#00b4d8;--cyan-dark:#007a94;--cyan-tint:#e6f7fa;--cyan-glow:#00b4d840;--text-main:#0f172a;--text-muted:#475569;--text-subtle:#64748b;--text-inverse:#fff;--text-inverse-muted:#94a8bc;--success:#059669;--success-bg:#ecfdf5;--success-border:#a7f3d0;--danger:#dc2626;--danger-bg:#fef2f2;--danger-border:#fecaca;--border-subtle:#0f172a14;--border-medium:#0f172a24;--border-active:#0099b8;--shadow-subtle:0 1px 3px #0f172a0a, 0 1px 2px #0f172a05;--shadow-card:0 4px 16px -2px #0f172a0d, 0 2px 6px -1px #0f172a08;--shadow-hover:0 16px 32px -8px #0f172a17, 0 4px 12px -2px #0f172a0a;--shadow-glow:0 4px 20px 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article:hover{border-color:var(--cyan-bright);transform:translateY(-2px)}.step-number{letter-spacing:-.02em;color:var(--cyan-bright);margin-bottom:18px;font-size:1.25rem;font-weight:800;display:block}.method-grid h3,.method-grid h2{color:#fff;margin-bottom:12px;font-size:1.35rem}.method-grid p{color:#cbd5e1;font-size:.95rem;line-height:1.7}.guide-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;display:grid}.guide-card{border:1px solid var(--border-subtle);border-radius:var(--radius-md);min-width:0;box-shadow:var(--shadow-card);background:#fff;transition:all .2s}.guide-card:hover{border-color:var(--cyan);box-shadow:var(--shadow-hover);transform:translateY(-2px)}.guide-card 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#ffffff14;justify-content:space-between;align-items:center;gap:20px;margin-top:48px;padding-top:24px;font-size:.82rem;display:flex}.site-footer .language-picker summary{color:#cbd5e1;background:#ffffff0d;border:1px solid #ffffff26;gap:8px;min-height:38px;padding:6px 12px;font-size:.84rem}.site-footer .language-picker summary:hover{color:#fff;border-color:#ffffff59}.site-footer .language-options{top:auto;bottom:calc(100% + 8px)}.language-icon,.language-chevron{flex-shrink:0;display:block}.language-icon{opacity:.85}.language-chevron{margin-left:2px;transition:transform .15s}.language-picker[open] .language-chevron{transform:rotate(180deg)}.page-hero{border-bottom:1px solid var(--border-subtle);background:radial-gradient(circle at 80% 0,#00b4d80d 0%,#0000 60%),#f8fafc;padding:64px 0 56px}.page-hero h1{max-width:860px;color:var(--navy)}.page-hero p:not(.eyebrow){max-width:680px;color:var(--text-muted);margin-top:18px;font-size:1.15rem;line-height:1.7}.language-note{color:var(--cyan-dark);background:var(--cyan-tint);border-radius:var(--radius-sm);border:1px solid #0099b833;margin-top:16px;padding:4px 10px;font-size:.82rem;font-weight:600;display:inline-block}.catalog-section{padding-top:36px}.catalog-controls{border:1px solid var(--border-medium);border-radius:var(--radius-md);box-shadow:var(--shadow-card);background:#fff;align-items:flex-end;gap:18px;padding:22px 24px;display:flex}.catalog-controls>div{flex:1;min-width:0}.catalog-controls .search-field{flex:2}.catalog-controls label,.feed-address label{color:var(--navy);margin-bottom:8px;font-size:.84rem;font-weight:750;display:block}input[type=search],input[readonly],select{border:1px solid var(--border-medium);border-radius:var(--radius-sm);width:100%;min-height:48px;color:var(--text-main);background:#fff;padding:10px 14px;transition:border-color .15s,box-shadow 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span{color:var(--border-medium)}.course-hero-grid{grid-template-columns:1.15fr .85fr;align-items:center;gap:56px;display:grid}.course-code{color:var(--cyan-dark);letter-spacing:.08em;background:var(--cyan-tint);border-radius:var(--radius-sm);border:1px solid #0099b840;margin-bottom:14px;padding:4px 10px;font-size:.88rem;font-weight:800;display:inline-block}.course-hero h1{max-width:650px;color:var(--navy);font-size:clamp(2.1rem,3.6vw,3.4rem);line-height:1.15}.course-subtitle{color:var(--text-muted);margin-top:18px;font-size:1.08rem;line-height:1.7}.course-tags{flex-wrap:wrap;gap:8px;margin:22px 0;display:flex}.course-tags span{border:1px solid var(--border-medium);border-radius:var(--radius-sm);color:var(--text-muted);box-shadow:var(--shadow-subtle);background:#fff;padding:5px 10px;font-size:.78rem;font-weight:600}.course-checkout-note{color:var(--text-subtle);max-width:520px;margin-top:14px;font-size:.82rem;line-height:1.5}.detail-cover{aspect-ratio:750/422;object-fit:cover;border-radius:var(--radius-md);border:1px solid var(--border-medium);width:100%;box-shadow:var(--shadow-hover)}.course-nav{-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-subtle);z-index:40;background:#ffffffeb;position:sticky;top:78px}.course-nav nav{gap:32px;display:flex;overflow-x:auto}.course-nav a{white-space:nowrap;color:var(--text-muted);border-bottom:2px solid #0000;padding:18px 0;font-size:.92rem;font-weight:700;transition:all .15s}.course-nav a:hover{color:var(--cyan-dark);border-bottom-color:var(--cyan)}.course-layout{grid-template-columns:minmax(0,1fr) 320px;align-items:start;gap:64px;padding-bottom:60px;display:grid}.course-main{min-width:0}.course-section{border-bottom:1px solid var(--border-subtle);padding:48px 0}.course-section h2{color:var(--navy);margin-bottom:20px;font-size:1.85rem}.course-reference{background:var(--bg-surface);border-left:3px solid var(--cyan);border-radius:var(--radius-sm);flex-wrap:wrap;gap:16px 32px;margin-bottom:28px;padding:22px 24px;display:flex}.course-reference>div{flex-direction:column;gap:4px;display:flex}.course-reference>div>span{color:var(--text-subtle);text-transform:uppercase;letter-spacing:.05em;font-size:.78rem;font-weight:700}.course-reference strong,.course-reference time{color:var(--navy);font-size:.95rem}.course-reference>a{align-self:center}.course-reference p{width:100%;color:var(--text-muted);margin:0;font-size:.84rem}.goal-list{margin:20px 0;padding:0;list-style:none}.goal-list li{color:var(--text-muted);padding-left:28px;line-height:1.75;position:relative}.goal-list li:before{content:"✓";color:var(--cyan-dark);font-size:1.1rem;font-weight:800;position:absolute;top:0;left:0}.course-description{border:1px solid var(--border-subtle);border-radius:var(--radius-md);background:var(--bg-surface);box-shadow:var(--shadow-card);margin-top:32px;padding:24px 26px}.course-description-title{color:var(--navy);border-bottom:1px solid var(--border-subtle);margin-bottom:16px;padding-bottom:12px;font-size:1.12rem;font-weight:750}.course-description .prose{font-size:.95rem;line-height:1.75}.test-list{border-top:1px solid var(--border-subtle);margin-top:24px}.test-row{border-bottom:1px solid var(--border-subtle);align-items:flex-start;gap:18px;padding:20px 0;display:flex}.test-number{background:var(--cyan-tint);border-radius:var(--radius-sm);color:var(--cyan-dark);border:1px solid #0099b833;padding:6px 10px;font-size:.82rem;font-weight:800}.test-row h3{letter-spacing:0;color:var(--navy);font-size:1.05rem;font-weight:700;line-height:1.5}.test-row p{color:var(--text-muted);margin-top:4px;font-size:.85rem}.test-row p span{margin:0 6px}.section-intro{color:var(--text-muted);margin-bottom:24px}.purchase-aside{padding-top:48px;position:sticky;top:155px}.purchase-card{border:1px solid var(--border-medium);box-shadow:var(--shadow-hover);border-radius:var(--radius-md);background:#fff;padding:28px;position:relative}.purchase-card:before{content:"";background:linear-gradient(90deg, var(--cyan), #007791);border-radius:var(--radius-md) var(--radius-md) 0 0;height:4px;position:absolute;top:0;left:0;right:0}.purchase-card h2{color:var(--navy);font-size:1.7rem}.purchase-card dl{margin:22px 0}.purchase-card dl>div{border-bottom:1px solid var(--border-subtle);justify-content:space-between;gap:12px;padding:11px 0;font-size:.86rem;display:flex}.purchase-card dt{color:var(--text-subtle)}.purchase-card dd{color:var(--navy);margin:0;font-weight:750}.purchase-card .button{width:100%;margin-top:8px}.purchase-card>p:not(.eyebrow){color:var(--text-subtle);margin:16px 0;font-size:.82rem;line-height:1.6}.purchase-card>.text-link{text-align:center;font-size:.86rem;display:block}.preparation-grid{grid-template-columns:1fr 1fr;gap:32px;display:grid}.preparation-grid h2{color:var(--navy);font-size:1.4rem}.preparation-grid li{color:var(--text-muted);font-size:.94rem;line-height:1.75}.course-guide-link{font-size:.94rem;line-height:1.6}.faq-list{border-top:1px solid var(--border-subtle)}.faq-list details{border-bottom:1px solid var(--border-subtle);padding:20px 0}.faq-list summary{color:var(--navy);padding-right:32px;font-size:1.05rem;font-weight:700;line-height:1.5;position:relative}.faq-list summary:after{color:var(--cyan);margin:0;position:absolute;top:0;right:4px}.faq-list p{max-width:720px;color:var(--text-muted);margin-top:14px;font-size:.95rem;line-height:1.75}.practice{border:1px solid var(--border-medium);border-radius:var(--radius-md);box-shadow:var(--shadow-card);background:#fff;position:relative;overflow:hidden}.practice-compact{box-shadow:var(--shadow-hover)}.practice-heading{background:var(--bg-surface);border-bottom:1px solid var(--border-subtle);color:var(--cyan-dark);letter-spacing:.04em;justify-content:space-between;align-items:center;gap:12px;padding:14px 22px;font-size:.82rem;font-weight:800;display:flex}.practice-heading span:last-child{background:var(--cyan-tint);border-radius:var(--radius-full);color:var(--cyan-dark);border:1px solid #0099b833;padding:3px 10px;font-size:.78rem}.practice-question{padding:26px}.question-text{margin-bottom:24px;font-size:1.08rem;font-weight:600}.question-text p{color:var(--text-main);line-height:1.7}.answer-list{gap:12px;display:grid}.answer-option{border:1px solid var(--border-medium);border-radius:var(--radius-sm);cursor:pointer;background:#fff;align-items:flex-start;gap:14px;padding:14px 18px;line-height:1.6;transition:all .18s cubic-bezier(.16,1,.3,1);display:flex;position:relative;box-shadow:0 1px 2px #0f172a05}.answer-option:hover{border-color:var(--cyan);background:#f8fafc}.answer-option:has(input:checked){background:var(--cyan-tint);border-color:var(--cyan);box-shadow:0 0 0 1px var(--cyan)}.answer-option input{opacity:0;pointer-events:none;-webkit-appearance:none;appearance:none;clip:rect(0, 0, 0, 0);border:0;width:0;height:0;margin:0;padding:0;position:absolute;overflow:hidden}.answer-letter{width:24px;height:24px;color:var(--text-muted);background:var(--bg-surface);border:1px solid var(--border-medium);border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;margin-top:2.5px;font-size:.8rem;font-weight:750;line-height:1;transition:all .15s;display:flex}.answer-option:hover .answer-letter{border-color:var(--cyan);color:var(--cyan-dark);background:#fff}.answer-option:has(input:checked) .answer-letter{background:var(--cyan);color:#041224;border-color:var(--cyan);font-weight:850;box-shadow:0 2px 6px #0099b840}.answer-option .prose{flex:1;min-width:0;font-size:.95rem;line-height:1.6}.answer-option .prose p{color:var(--text-main);margin:0}.answer-option[data-outcome=correct]{background:var(--success-bg)!important;border-color:var(--success)!important;box-shadow:0 0 0 1px var(--success)!important}.answer-option[data-outcome=correct] .answer-letter{background:var(--success)!important;color:#fff!important;border-color:var(--success)!important}.answer-option[data-outcome=incorrect]{background:var(--danger-bg)!important;border-color:var(--danger)!important;box-shadow:0 0 0 1px var(--danger)!important}.answer-option[data-outcome=incorrect] .answer-letter{background:var(--danger)!important;color:#fff!important;border-color:var(--danger)!important}.practice-actions{flex-wrap:wrap;align-items:center;gap:16px;margin-top:24px;display:flex}.answer-result{min-width:150px;color:var(--danger);flex:1;font-size:.88rem;font-weight:750}.answer-result[data-outcome=correct]{color:var(--success)}.practice-feedback{border-top:1px solid var(--border-subtle);background:var(--bg-surface);margin:24px -26px -26px;padding:22px 26px}.practice-feedback h3{color:var(--navy);margin-bottom:12px;font-size:1.15rem}.practice-feedback .prose{font-size:.95rem;line-height:1.7}.practice-feedback details{border-top:1px solid var(--border-subtle);margin-top:20px;padding-top:16px}.practice-feedback summary{color:var(--navy);padding-right:20px;font-size:.88rem;font-weight:750}.option-feedback{border-bottom:1px solid var(--border-subtle);margin-top:16px;padding-bottom:16px}.option-feedback strong{color:var(--cyan-dark);margin-bottom:8px;font-size:.88rem;display:block}.practice-navigation{border-top:1px solid var(--border-subtle);flex-wrap:wrap;align-items:center;gap:20px;padding:22px 26px;display:flex}.practice-navigation:not(:has(button:not([hidden]))){display:none}.practice-complete{text-align:center;background:radial-gradient(circle at 50% 0,#0099b814 0%,#0000 70%),#fff;padding:38px 28px 42px}.practice-complete h3{color:var(--navy);margin:12px 0 16px;font-size:1.85rem}.practice-complete p{max-width:520px;margin:0 auto 24px;font-size:1.05rem}.complete-pillars{text-align:left;grid-template-columns:repeat(3,1fr);gap:16px;margin:28px 0;display:grid}.pillar-item{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);align-items:flex-start;gap:12px;padding:16px;display:flex}.pillar-icon{width:22px;height:22px;color:var(--success);background:#d1fae5;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:.8rem;font-weight:800;display:flex}.pillar-item strong{color:var(--navy);margin-bottom:4px;font-size:.88rem;line-height:1.35;display:block}.pillar-item span{color:var(--text-muted);font-size:.78rem;line-height:1.45;display:block}.complete-prompt{color:var(--text-muted);margin-bottom:24px;font-size:.95rem}.prose{overflow-wrap:anywhere;color:var(--text-muted);line-height:1.8}.prose p{color:var(--text-muted)}.prose p+p,.prose ul+p,.prose ol+p{margin-top:1.1rem}.prose pre{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--bg-surface);border:1px solid var(--border-medium);border-radius:var(--radius-sm);color:var(--navy);padding:18px;font-size:.88rem}.prose code{background:var(--bg-surface);color:var(--cyan-dark);border-radius:4px;padding:2px 6px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.9em}.prose a:not(.button){color:var(--cyan-dark);text-underline-offset:4px;text-decoration:underline}.prose a:not(.button):hover{color:var(--cyan)}.prose h2{color:var(--navy);margin:40px 0 18px}.prose h3{color:var(--navy);margin:28px 0 14px}.article-hero{border-bottom:1px solid var(--border-subtle);background:radial-gradient(circle at 80% 0,#0099b80f 0%,#0000 60%),#f8fafc;padding:40px 0 46px}.article-breadcrumb{align-items:center;gap:8px;margin-bottom:16px;font-size:.84rem;font-weight:650;display:flex}.breadcrumb-link{color:var(--cyan);transition:color .15s}.breadcrumb-link:hover{color:var(--cyan-dark);text-underline-offset:3px;text-decoration:underline}.breadcrumb-separator{color:#cbd5e1;user-select:none;font-weight:400}.breadcrumb-category{color:var(--text-subtle);text-transform:uppercase;letter-spacing:.08em;font-size:.76rem;font-weight:800}.article-hero h1{letter-spacing:-.025em;max-width:860px;color:var(--navy);margin-bottom:14px;font-size:clamp(1.85rem,2.8vw,2.5rem);line-height:1.22}.article-lead{max-width:740px;color:var(--text-muted);margin-bottom:20px;font-size:1.08rem;line-height:1.7}.article-meta{color:var(--text-subtle);align-items:center;gap:8px;font-size:.84rem;font-weight:600;display:flex}.meta-dot{color:#cbd5e1;user-select:none}.article-layout{grid-template-columns:240px minmax(0,740px);gap:64px;padding-top:48px;padding-bottom:64px;display:grid}.article-toc{align-self:start;position:sticky;top:110px}.article-toc nav{border-left:2px solid var(--border-subtle);flex-direction:column;align-items:flex-start;gap:12px;padding-left:18px;font-size:.86rem;display:flex}.article-toc strong{letter-spacing:.08em;text-transform:uppercase;color:var(--navy);margin-bottom:6px;font-size:.78rem;font-weight:800}.article-toc a{color:var(--text-muted);font-weight:500;line-height:1.5;transition:color .15s}.article-toc a:hover{color:var(--cyan)}.article-prose{font-size:1.05rem;line-height:1.8}.article-prose h2{color:var(--navy);margin-top:38px;font-size:1.6rem}.article-prose>p:first-child{color:var(--text-main);font-size:1.12rem;line-height:1.8}.article-end-card{background:var(--bg-surface);border:1px solid var(--border-medium);border-radius:var(--radius-md);box-shadow:var(--shadow-card);justify-content:space-between;align-items:center;gap:28px;margin-top:48px;padding:28px 32px;display:flex}.article-end-badge{letter-spacing:.08em;text-transform:uppercase;color:var(--cyan-dark);background:var(--cyan-tint);border:1px solid #0099b833;border-radius:4px;margin-bottom:8px;padding:2px 8px;font-size:.72rem;font-weight:800;display:inline-block}.article-end-content h3{color:var(--navy);margin-bottom:6px;font-size:1.25rem;line-height:1.3}.article-end-content p{color:var(--text-muted);max-width:480px;margin:0;font-size:.92rem;line-height:1.55}.article-main{min-width:0}.article-end-actions{flex-shrink:0;align-items:center;gap:12px;display:flex}.article-end-actions a.button{text-decoration:none!important}.article-end-actions .button-primary{background:var(--navy);border-color:var(--navy);font-weight:750;box-shadow:0 4px 14px #07192f2e;color:#fff!important}.article-end-actions .button-primary:hover{background:#0f2e54;border-color:#0f2e54;transform:translateY(-2px);box-shadow:0 6px 18px #07192f40;color:#fff!important}.article-end-actions .button-outline{border:1px solid var(--border-medium);background:#fff;font-weight:700;color:var(--navy)!important}.article-end-actions .button-outline:hover{background:var(--bg-surface);border-color:var(--cyan);transform:translateY(-2px);color:var(--cyan-dark)!important}.guide-grid-two{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:28px}.info-content{max-width:1040px}.about-container{flex-direction:column;gap:64px;display:flex}.about-meaning-card{border:1px solid var(--border-medium);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);background:radial-gradient(at 15% 10%,#00b4d814 0%,#0000 60%),#fff;padding:44px;position:relative;overflow:hidden}.about-meaning-card:before{content:"";background:linear-gradient(90deg, var(--cyan), #3b82f6);height:4px;position:absolute;top:0;left:0;right:0}.meaning-badge{background:var(--cyan-tint);border-radius:var(--radius-full);color:var(--cyan-dark);letter-spacing:.06em;text-transform:uppercase;border:1px solid #0099b840;align-items:center;gap:8px;margin-bottom:20px;padding:4px 12px;font-size:.8rem;font-weight:750;display:inline-flex}.meaning-badge .meaning-icon{font-size:.9rem}.about-meaning-card h2{color:var(--navy);margin-bottom:18px;font-size:clamp(1.6rem,2.8vw,2.2rem);line-height:1.25}.meaning-lead{color:var(--text-main);max-width:880px;margin-bottom:36px;font-size:1.12rem;line-height:1.8}.name-breakdown-grid{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);grid-template-columns:1fr auto 1fr;align-items:center;gap:20px;padding:24px;display:grid}.breakdown-card{border:1px solid var(--border-subtle);border-radius:var(--radius-sm);background:#fff;padding:22px;box-shadow:0 1px 4px #0f172a08}.breakdown-tag{color:#38e1f5;letter-spacing:.08em;background:#0f172a;border-radius:4px;margin-bottom:10px;padding:3px 8px;font-size:.75rem;font-weight:800;display:inline-block}.breakdown-card h3{color:var(--navy);margin-bottom:8px;font-size:1.15rem;line-height:1.3}.breakdown-card p{color:var(--text-muted);font-size:.92rem;line-height:1.6}.breakdown-divider{color:var(--cyan);padding:0 8px;font-size:1.6rem;font-weight:700}.about-story-section{flex-direction:column;gap:28px;display:flex}.section-intro .eyebrow{margin-bottom:8px}.section-intro h2{color:var(--navy);margin-bottom:10px;font-size:clamp(1.6rem,2.5vw,2.1rem)}.section-subtext{color:var(--text-muted);max-width:720px;font-size:1.05rem;line-height:1.65}.story-chapters-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;display:grid}.story-chapter-card{border:1px solid var(--border-subtle);border-radius:var(--radius-md);box-shadow:var(--shadow-card);background:#fff;flex-direction:column;padding:32px 28px;transition:all .25s;display:flex;position:relative}.story-chapter-card:hover{box-shadow:var(--shadow-hover);border-color:#0099b866;transform:translateY(-2px)}.chapter-header{border-bottom:1px solid var(--border-subtle);justify-content:space-between;align-items:center;margin-bottom:18px;padding-bottom:12px;display:flex}.chapter-number{letter-spacing:.08em;color:var(--cyan-dark);font-size:.78rem;font-weight:800}.chapter-tag{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-full);color:var(--text-subtle);padding:2px 8px;font-size:.75rem;font-weight:600}.story-chapter-card h3{color:var(--navy);margin-bottom:14px;font-size:1.25rem;line-height:1.35}.story-chapter-card p{color:var(--text-muted);flex:1;font-size:.95rem;line-height:1.75}.about-pillars-section{flex-direction:column;gap:24px;display:flex}.about-pledge-card{border-radius:var(--radius-lg);color:#fff;background:linear-gradient(135deg,#07192f 0%,#0c2744 60%,#081d33 100%);border:1px solid #38e1f533;padding:56px 48px;position:relative;overflow:hidden;box-shadow:0 20px 45px #07192f40}.about-pledge-card:after{content:"";pointer-events:none;background:radial-gradient(circle,#00b4d840,#0000 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18px}.about-pledge-card{padding:32px 18px}.about-pledge-card blockquote{font-size:1.3rem}.breakdown-card{padding:16px}.article-hero{padding:32px 0 36px}.article-breadcrumb{flex-wrap:wrap}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition:none!important;animation:none!important}}:root:lang(zh-CN){font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif}:lang(zh-CN) h1,:lang(zh-CN) h2{letter-spacing:-.015em;line-height:1.25}:lang(zh-CN) .hero-copy h1{font-size:clamp(2.4rem,4.4vw,3.8rem);line-height:1.2}:lang(zh-CN) .hero-text{line-height:1.85}@media (width<=520px){:lang(zh-CN) .hero-copy h1{font-size:clamp(2rem,8vw,2.35rem)}:lang(zh-CN) .hero-text{line-height:1.65}}