:root{--color-primary: #1b2a4a;--color-primary-700: #141f38;--color-primary-50: #eef1f7;--color-secondary: #2563eb;--color-secondary-50: #eff6ff;--color-accent: #0ea5a4;--color-accent-50: #ecfeff;--color-bg: #ffffff;--color-bg-alt: #f5f7fa;--color-text: #1f2937;--color-text-heading: #111827;--color-muted: #5b6577;--color-border: #e2e8f0;--color-card: #ffffff;--shadow-sm: 0 1px 2px 0 rgba(27, 42, 74, .06);--shadow-md: 0 4px 16px -4px rgba(27, 42, 74, .12);--shadow-lg: 0 12px 32px -8px rgba(27, 42, 74, .16);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-full: 9999px;--container-width: 1160px;--header-height: 72px;--transition: .2s ease;--font-sans: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Noto Sans SC", sans-serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-sans);color:var(--color-text);background:var(--color-bg);line-height:1.7;font-size:16px}img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer;border:none;background:none}ul,ol{list-style:none}:focus-visible{outline:2px solid var(--color-secondary);outline-offset:2px}.container{width:100%;max-width:var(--container-width);margin:0 auto;padding:0 24px}.section{padding:80px 0}.section-alt{background:var(--color-bg-alt)}.section-header{margin-bottom:48px}.section-label{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--color-secondary);margin-bottom:12px}.section-label:before{content:"";width:24px;height:2px;background:var(--color-secondary);border-radius:2px}.section-title{font-size:32px;font-weight:700;color:var(--color-text-heading);line-height:1.25}.section-subtitle{font-size:17px;color:var(--color-muted);margin-top:8px;max-width:720px}@media(max-width:768px){.section{padding:56px 0}.section-title{font-size:26px}.section-subtitle{font-size:15px}}@media(max-width:390px){.container{padding:0 16px}.section-title{font-size:24px}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;transition:all var(--transition)}.btn-primary{background:var(--color-primary);color:#fff;box-shadow:var(--shadow-sm)}.btn-primary:hover{background:var(--color-primary-700);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-secondary{background:#fff;color:var(--color-primary);border:1px solid var(--color-border)}.btn-secondary:hover{border-color:var(--color-secondary);color:var(--color-secondary)}.tag{display:inline-flex;align-items:center;padding:5px 12px;border-radius:var(--radius-full);font-size:13px;font-weight:500;background:var(--color-primary-50);color:var(--color-primary);border:1px solid transparent;transition:all var(--transition)}.tag:hover{background:var(--color-secondary-50);color:var(--color-secondary)}.tag-accent{background:var(--color-accent-50);color:var(--color-accent)}.header{position:fixed;top:0;left:0;right:0;height:var(--header-height);background:#ffffffeb;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid rgba(226,232,240,.8);z-index:1000;transition:box-shadow var(--transition)}.header-scrolled{box-shadow:var(--shadow-sm)}.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between}.logo{font-size:18px;font-weight:700;color:var(--color-text-heading);letter-spacing:.02em}.logo span{color:var(--color-secondary)}.nav{display:flex;align-items:center;gap:6px}.nav-link{padding:8px 12px;font-size:14px;font-weight:500;color:var(--color-muted);border-radius:var(--radius-sm);transition:all var(--transition)}.nav-link:hover,.nav-link.active{color:var(--color-primary);background:var(--color-primary-50)}.header-actions{display:flex;align-items:center;gap:12px}.menu-toggle{display:none;padding:8px;color:var(--color-primary);border-radius:var(--radius-sm)}.menu-toggle:hover{background:var(--color-primary-50)}@media(max-width:920px){.nav{display:none;position:absolute;top:var(--header-height);left:0;right:0;flex-direction:column;align-items:stretch;gap:0;padding:12px 24px 20px;background:#fffffffa;border-bottom:1px solid var(--color-border);box-shadow:var(--shadow-md)}.nav-open{display:flex}.nav-link{padding:12px 16px}.menu-toggle{display:inline-flex}.header-actions .btn-secondary{display:none}}.hero{padding-top:calc(var(--header-height) + 72px);padding-bottom:80px;background:linear-gradient(180deg,#f8fafc,#fff);border-bottom:1px solid var(--color-border)}.hero-inner{display:grid;grid-template-columns:1fr 280px;gap:56px;align-items:center}.hero-content{max-width:min(760px,100%)}.hero-name,.hero-title,.hero-headline{overflow-wrap:break-word;word-break:break-word}.hero-name{font-size:52px;font-weight:800;color:var(--color-text-heading);line-height:1.1;margin-bottom:16px}.hero-title{font-size:22px;font-weight:500;color:var(--color-secondary);margin-bottom:16px}.hero-headline{font-size:18px;color:var(--color-muted);margin-bottom:28px;line-height:1.6}.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px}.hero-contacts{display:flex;flex-wrap:wrap;gap:18px;font-size:14px;color:var(--color-muted)}.hero-contact{display:inline-flex;align-items:center;gap:6px;transition:color var(--transition)}.hero-contact:hover{color:var(--color-secondary)}.hero-avatar{position:relative}.avatar-frame{width:240px;height:300px;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);border:4px solid #fff;margin:0 auto}.avatar-frame img{width:100%;height:100%;object-fit:cover}.avatar-backdrop{position:absolute;top:24px;right:-16px;bottom:-16px;left:24px;background:linear-gradient(135deg,var(--color-primary-50),var(--color-accent-50));border-radius:var(--radius-lg);z-index:-1}@media(max-width:920px){.hero-inner{grid-template-columns:1fr;text-align:center;gap:40px}.hero-name{font-size:40px}.hero-title{font-size:18px}.hero-tags,.hero-contacts{justify-content:center}.avatar-frame{width:200px;height:250px}}@media(max-width:390px){.hero{padding-top:calc(var(--header-height) + 48px);padding-bottom:56px}.hero-name{font-size:32px}.hero-title{font-size:16px}.hero-headline{font-size:15px}}.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:start}.about-text{color:var(--color-text);font-size:17px}.about-text p+p{margin-top:16px}.stats-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.stat-card{background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:24px;text-align:center;box-shadow:var(--shadow-sm);transition:transform var(--transition),box-shadow var(--transition)}.stat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}.stat-value{font-size:36px;font-weight:800;color:var(--color-primary);line-height:1.1}.stat-value span{font-size:16px;font-weight:600;color:var(--color-muted);margin-left:4px}.stat-label{font-size:14px;color:var(--color-muted);margin-top:6px}@media(max-width:768px){.about-grid{grid-template-columns:1fr}.stat-card{padding:20px}.stat-value{font-size:28px}}.timeline{position:relative;padding-left:28px}.timeline:before{content:"";position:absolute;top:8px;bottom:8px;left:6px;width:2px;background:var(--color-border)}.timeline-item{position:relative;padding-bottom:40px}.timeline-item:last-child{padding-bottom:0}.timeline-dot{position:absolute;left:-28px;top:4px;width:14px;height:14px;border-radius:50%;background:#fff;border:3px solid var(--color-secondary);box-shadow:0 0 0 4px var(--color-secondary-50)}.timeline-card{background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:28px;box-shadow:var(--shadow-sm)}.timeline-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;flex-wrap:wrap}.timeline-period{font-size:14px;font-weight:600;color:var(--color-secondary);white-space:nowrap}.timeline-title{font-size:20px;font-weight:700;color:var(--color-text-heading)}.timeline-company{font-size:15px;color:var(--color-muted);margin-top:4px}.timeline-meta{display:flex;align-items:center;gap:10px;margin-top:12px}.timeline-type{font-size:12px;font-weight:600;padding:3px 10px;border-radius:var(--radius-full);background:var(--color-primary-50);color:var(--color-primary)}.timeline-summary{margin-top:16px;color:var(--color-text);font-size:15px}.timeline-summary p+p{margin-top:8px}.timeline-details{margin-top:20px;padding-top:20px;border-top:1px solid var(--color-border)}.timeline-details.is-collapsed{display:none}.timeline-section-title{font-size:14px;font-weight:700;color:var(--color-text-heading);margin-bottom:10px;display:flex;align-items:center;gap:8px}.timeline-list{display:flex;flex-direction:column;gap:8px}.timeline-list li{position:relative;padding-left:18px;font-size:14px;color:var(--color-text);line-height:1.65}.timeline-list li:before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%;background:var(--color-accent)}.timeline-achievements{margin-top:16px}.timeline-achievements .timeline-list li:before{background:var(--color-secondary)}.toggle-btn{margin-top:16px;padding:0;font-size:14px;font-weight:600;color:var(--color-secondary);display:inline-flex;align-items:center;gap:6px}.toggle-btn:hover{color:var(--color-primary)}@media(max-width:768px){.timeline{padding-left:22px}.timeline-dot{left:-22px;width:12px;height:12px;border-width:2px}.timeline-card{padding:20px}.timeline-header{flex-direction:column;gap:8px}.timeline-title{font-size:18px}}.project-filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px}.filter-btn{padding:8px 16px;border-radius:var(--radius-full);font-size:14px;font-weight:500;color:var(--color-muted);background:#fff;border:1px solid var(--color-border);transition:all var(--transition)}.filter-btn:hover{border-color:var(--color-secondary);color:var(--color-secondary)}.filter-btn.active{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.project-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.project-card{background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:28px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;transition:transform var(--transition),box-shadow var(--transition)}.project-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}.project-card.featured{border-top:3px solid var(--color-secondary)}.project-header{margin-bottom:16px}.project-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:8px;font-size:13px;color:var(--color-muted)}.project-name{font-size:19px;font-weight:700;color:var(--color-text-heading);line-height:1.3}.project-client{font-size:14px;color:var(--color-muted);margin-top:4px}.project-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}.project-body{flex:1;display:flex;flex-direction:column;gap:14px}.project-field{font-size:14px;line-height:1.6}.project-field-label{font-weight:700;color:var(--color-text-heading);display:block;margin-bottom:4px;font-size:13px;text-transform:uppercase;letter-spacing:.04em}.project-impact{background:var(--color-primary-50);border-radius:var(--radius-sm);padding:14px;font-size:14px;color:var(--color-text)}.project-impact .project-field-label{color:var(--color-primary)}.project-lifecycle{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin-top:4px}.lifecycle-item{display:flex;align-items:center;gap:6px}.lifecycle-step{display:inline-flex;padding:5px 10px;border-radius:var(--radius-sm);background:#fff;border:1px solid var(--color-border);font-size:12px;font-weight:500;color:var(--color-text);white-space:nowrap}.lifecycle-arrow{color:var(--color-accent);flex-shrink:0}@media(max-width:920px){.project-grid{grid-template-columns:1fr}}@media(max-width:390px){.project-card{padding:20px}.project-name{font-size:17px}}.capability-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.capability-card{background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:28px;box-shadow:var(--shadow-sm);transition:transform var(--transition),box-shadow var(--transition)}.capability-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}.capability-icon{width:44px;height:44px;border-radius:var(--radius-sm);background:var(--color-secondary-50);color:var(--color-secondary);display:flex;align-items:center;justify-content:center;margin-bottom:16px}.capability-title{font-size:18px;font-weight:700;color:var(--color-text-heading);margin-bottom:12px}.capability-list{display:flex;flex-direction:column;gap:8px}.capability-list li{font-size:14px;color:var(--color-muted);position:relative;padding-left:16px}.capability-list li:before{content:"";position:absolute;left:0;top:10px;width:5px;height:5px;border-radius:50%;background:var(--color-accent)}@media(max-width:1024px){.capability-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:640px){.capability-grid{grid-template-columns:1fr}}.leadership-grid{display:grid;grid-template-columns:320px 1fr;gap:40px;align-items:start}.leadership-highlights{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.leadership-highlight{background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:22px;text-align:center;box-shadow:var(--shadow-sm)}.highlight-metric{font-size:28px;font-weight:800;color:var(--color-primary)}.highlight-label{font-size:13px;color:var(--color-muted);margin-top:4px}.leadership-content{background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:28px;box-shadow:var(--shadow-sm)}.leadership-list{display:flex;flex-direction:column;gap:12px}.leadership-list li{position:relative;padding-left:22px;font-size:15px;color:var(--color-text);line-height:1.65}.leadership-list li:before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:var(--color-secondary)}@media(max-width:920px){.leadership-grid{grid-template-columns:1fr}}@media(max-width:480px){.leadership-highlights{grid-template-columns:1fr}}.certs-grid{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:56px}.cert-card{display:flex;align-items:center;gap:12px;background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:16px 20px;box-shadow:var(--shadow-sm)}.cert-icon{width:36px;height:36px;border-radius:50%;background:var(--color-accent-50);color:var(--color-accent);display:flex;align-items:center;justify-content:center;flex-shrink:0}.cert-name{font-size:15px;font-weight:700;color:var(--color-text-heading)}.cert-detail{font-size:13px;color:var(--color-muted)}.awards-list{display:flex;flex-direction:column;gap:12px}.award-item{display:grid;grid-template-columns:90px 1fr auto;gap:16px;align-items:center;background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:16px 20px;box-shadow:var(--shadow-sm)}.award-period{font-size:13px;font-weight:700;color:var(--color-secondary)}.award-title{font-size:15px;font-weight:600;color:var(--color-text-heading)}.award-org{font-size:13px;color:var(--color-muted);text-align:right}@media(max-width:768px){.award-item{grid-template-columns:1fr;gap:4px}.award-org{text-align:left}}.education-list{display:flex;flex-direction:column;gap:12px}.education-item{display:grid;grid-template-columns:160px 1fr auto;gap:20px;align-items:center;background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:18px 24px;box-shadow:var(--shadow-sm)}.education-period{font-size:14px;font-weight:600;color:var(--color-secondary)}.education-school{font-size:16px;font-weight:700;color:var(--color-text-heading)}.education-degree{font-size:14px;font-weight:600;color:var(--color-muted)}@media(max-width:768px){.education-item{grid-template-columns:1fr;gap:4px}}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.contact-card{background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:28px;box-shadow:var(--shadow-sm);display:flex;align-items:flex-start;gap:16px}.contact-icon{width:44px;height:44px;border-radius:var(--radius-sm);background:var(--color-secondary-50);color:var(--color-secondary);display:flex;align-items:center;justify-content:center;flex-shrink:0}.contact-label{font-size:13px;font-weight:600;color:var(--color-muted);text-transform:uppercase;letter-spacing:.04em}.contact-value{font-size:18px;font-weight:700;color:var(--color-text-heading);margin-top:4px;word-break:break-word}.contact-value a:hover{color:var(--color-secondary)}.contact-actions{margin-top:10px;display:flex;gap:8px}.contact-note{font-size:13px;color:var(--color-muted);margin-top:6px}@media(max-width:768px){.contact-grid{grid-template-columns:1fr}}.footer{background:var(--color-primary);color:#fffc;padding:32px 0;font-size:14px}.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.footer-name{font-weight:700;color:#fff}.footer-links{display:flex;gap:16px}.footer-links a:hover{color:#fff}@media(max-width:640px){.footer-inner{flex-direction:column;text-align:center}}.floating-actions{position:fixed;right:24px;bottom:24px;display:flex;flex-direction:column;gap:12px;z-index:900}.floating-btn{width:44px;height:44px;border-radius:50%;background:var(--color-card);color:var(--color-primary);border:1px solid var(--color-border);box-shadow:var(--shadow-md);display:flex;align-items:center;justify-content:center;transition:all var(--transition)}.floating-btn:hover{background:var(--color-primary);color:#fff;transform:translateY(-2px)}@media(max-width:640px){.floating-actions{right:16px;bottom:16px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}@media print{html{scroll-behavior:auto}body{background:#fff;color:#000;font-size:12pt;line-height:1.5}.header,.floating-actions,.menu-toggle,.footer,.filter-btn,.toggle-btn,.btn-secondary{display:none!important}.hero{padding-top:0;background:#fff;border-bottom:1px solid #ccc}.hero-inner{grid-template-columns:1fr 160px;gap:32px}.avatar-frame{width:140px;height:175px}.avatar-backdrop{display:none}.section{padding:24px 0;background:#fff!important;break-inside:avoid}.section-title{font-size:20pt}.container{max-width:100%;padding:0}.timeline{padding-left:18px}.timeline-card,.project-card,.capability-card,.leadership-content,.award-item,.education-item,.contact-card{box-shadow:none;border:1px solid #ddd;break-inside:avoid}.project-grid,.capability-grid,.about-grid,.leadership-grid,.contact-grid,.stats-grid{grid-template-columns:1fr}.hero-tags,.project-tags,.project-filters{display:none}.timeline-details,.timeline-details.is-collapsed{display:block!important;border-top:1px solid #ddd}a{text-decoration:none;color:#000}.hero-name{font-size:28pt}.hero-title{font-size:14pt}}