*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-family:Inter,PingFang SC,Microsoft YaHei,-apple-system,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{background:#f5f6f8;color:#0a1e3d;line-height:1.6}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#ccc;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#999}.btn-bracket{position:relative;display:inline-flex;align-items:center;justify-content:center;padding:8px 24px;background:transparent;border:none;color:#0a1e3d;font-size:14px;font-weight:500;cursor:pointer;transition:all .3s ease;letter-spacing:.5px}.btn-bracket:before,.btn-bracket:after{content:"";position:absolute;top:0;bottom:0;width:8px;border:1.5px solid #333}.btn-bracket:before{left:0;border-right:none}.btn-bracket:after{right:0;border-left:none}.btn-bracket:hover{color:#1a5bb5;background:#003e940f;box-shadow:0 0 20px #003e9414,inset 0 0 20px #003e9408}.btn-bracket:hover:before,.btn-bracket:hover:after{border-color:#1a5bb5;filter:drop-shadow(0 0 4px rgba(0,62,148,.3))}.ant-btn{transition:all .35s cubic-bezier(.25,.46,.45,.94)!important;position:relative;overflow:hidden}.ant-btn:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;transition:opacity .35s ease;background:radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%),rgba(0,62,148,.12) 0%,transparent 70%);pointer-events:none}.ant-btn:hover:after{opacity:1}.ant-btn-primary:hover{box-shadow:0 0 24px #003e9440,0 0 48px #003e941a!important;transform:translateY(-1px)}.ant-btn-default:hover{box-shadow:0 0 16px #003e941a,0 0 32px #003e940d!important;border-color:#003e94!important;transform:translateY(-1px)}.ant-card.ant-card-hoverable:hover{border-color:#003e944d!important;box-shadow:0 0 20px #003e940f,0 4px 16px #0000000a!important;transform:translateY(-2px)}.apple-card{border:none!important}.apple-card:hover{transform:scale(1.02);box-shadow:0 8px 40px #00000014,0 2px 12px #0000000a!important}.apple-card img{transition:transform .6s ease}.apple-card:hover img{transform:scale(1.05)}@keyframes breathe{0%,to{box-shadow:0 0 12px #003e9414}50%{box-shadow:0 0 20px #003e9426}}.ant-btn-primary{animation:breathe 4s ease-in-out infinite}.section-title{font-size:28px;font-weight:600;color:#0a1e3d;margin-bottom:12px;letter-spacing:-.5px}.section-subtitle{font-size:15px;color:#555;line-height:1.7;max-width:500px}.section-divider{width:100%;height:1px;background:#d0d8e8;margin:0}.page-container{max-width:1200px;margin:0 auto;padding:0 24px}:focus-visible{outline:2px solid #003E94;outline-offset:2px}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}.ant-layout-content{transition:opacity .3s ease}.hero-reveal{opacity:0;transform:translateY(30px);animation:heroReveal .9s cubic-bezier(.16,1,.3,1) forwards}.hero-reveal-1{animation-delay:.1s}.hero-reveal-2{animation-delay:.25s}.hero-reveal-3{animation-delay:.4s}.hero-reveal-4{animation-delay:.55s}.hero-reveal-5{animation-delay:.7s}.hero-reveal-6{animation-delay:.85s}@keyframes fadeInUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes blink{0%,80%,to{opacity:.3}40%{opacity:1}}@keyframes heroReveal{0%{opacity:0;transform:translateY(30px);filter:blur(8px)}to{opacity:1;transform:translateY(0);filter:blur(0)}}.hero-course-card:hover{background:#ffffffd9!important;transform:translate(6px);box-shadow:0 4px 20px #0000000f}.spotlight-card{--spot-x: 50%;--spot-y: 50%;--spot-opacity: 0}.spotlight-glow{position:absolute;top:0;right:0;bottom:0;left:0;z-index:2;pointer-events:none;opacity:var(--spot-opacity);background:radial-gradient(400px circle at var(--spot-x) var(--spot-y),rgba(255,255,255,.25) 0%,transparent 100%);transition:opacity .3s ease}@media (max-width: 768px){.desktop-nav{display:none!important}.mobile-nav-btn{display:flex!important;margin-left:auto!important;margin-right:8px!important}.nav-right{margin-left:0!important}.ant-layout-header{padding:0 16px!important}.page-container{padding:0 16px}.hero-section{padding:80px 16px 60px!important}.hero-right-panel{display:none!important}.hero-tag{font-size:11px!important;letter-spacing:2px!important;padding:4px 12px!important}.hero-title{font-size:32px!important;letter-spacing:.5px!important;margin-bottom:16px!important}.hero-subtitle{font-size:16px!important;margin-bottom:8px!important}.hero-desc{font-size:12px!important;margin-bottom:32px!important}.hero-buttons .ant-btn-lg{height:42px!important;padding:0 24px!important;font-size:14px!important}.home-section{padding:48px 16px!important}.home-section-title{font-size:22px!important}.ant-card .ant-card-body{padding:16px!important}.feature-card-large{height:auto!important;min-height:160px!important}.square-grid{grid-template-columns:1fr!important}.app-footer{padding:32px 16px 24px!important}.footer-links{gap:32px!important}.footer-bottom{flex-direction:column!important;gap:8px!important;text-align:center!important}.ant-table-wrapper{overflow-x:auto}.course-right-panel{padding:16px!important}.section-title{font-size:22px}.btn-bracket{padding:6px 16px;font-size:13px}.workshop-grid{grid-template-columns:1fr!important}.page-container h2{font-size:24px!important}.step-number{font-size:28px!important}}@media (max-width: 480px){.page-container{padding:0 12px}.square-grid,.workshop-grid{grid-template-columns:1fr!important;gap:12px!important}.hero-title{font-size:26px!important}.hero-subtitle{font-size:15px!important}.hero-buttons{flex-direction:column!important;width:100%}.hero-buttons .ant-btn-lg{width:100%!important}.footer-links{flex-direction:column!important;gap:24px!important}}.ant-layout{background:transparent!important}.ant-layout-header{background:#fffffff2!important;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.ant-card{border-color:#e0e0e0!important}