:root{color-scheme:light;--vsp-bg: #eef5f7;--vsp-bg-elevated: rgba(240, 248, 250, .76);--vsp-surface: rgba(255, 255, 255, .68);--vsp-surface-2: rgba(247, 252, 253, .72);--vsp-surface-soft: rgba(255, 255, 255, .82);--vsp-surface-glass: rgba(247, 253, 254, .72);--vsp-surface-hover: rgba(225, 247, 249, .82);--vsp-line: rgba(68, 118, 130, .2);--vsp-line-strong: rgba(28, 110, 127, .42);--vsp-line-subtle: rgba(108, 148, 157, .14);--vsp-text: #102830;--vsp-text-muted: #385762;--vsp-text-soft: #617b84;--vsp-primary: #007f95;--vsp-primary-strong: #006f8d;--vsp-primary-deep: #07546d;--vsp-primary-hover: #003f56;--vsp-on-primary: #ffffff;--vsp-accent: #ba3f5c;--vsp-accent-2: #df675f;--vsp-accent-soft: rgba(186, 63, 92, .1);--vsp-on-accent: #ffffff;--vsp-success: #187651;--vsp-warn: #8a5b0a;--vsp-danger: #b42318;--vsp-focus: #007f95;--vsp-grid-line: rgba(31, 133, 151, .05);--vsp-glow-cyan: rgba(36, 225, 229, .2);--vsp-glow-blue: rgba(44, 137, 223, .14);--vsp-glow-accent: rgba(223, 87, 109, .12);--vsp-card-gradient: linear-gradient(145deg, rgba(255, 255, 255, .82), rgba(231, 246, 248, .55));--vsp-primary-gradient: linear-gradient(135deg, #07546d, #008da1);--vsp-hero-gradient: linear-gradient(120deg, #0b2832, #0a4657 58%, #08687a);--vsp-accent-gradient: linear-gradient(135deg, #b33255, #ec725e);--vsp-card-bg: linear-gradient(180deg, #ffffff 0%, #f2f8fb 100%);--vsp-card-border: rgba(23, 68, 82, .14);--vsp-card-border-hover: rgba(0, 127, 149, .42);--vsp-card-deep: rgba(7, 84, 109, .97);--vsp-card-deep-warm: rgba(146, 34, 26, .97);--vsp-card-shadow: 0 1px 2px rgba(16, 40, 48, .05), 0 12px 28px -14px rgba(16, 40, 48, .12);--vsp-card-shadow-hover: 0 2px 6px rgba(16, 40, 48, .06), 0 20px 42px -14px rgba(0, 111, 141, .24);--vsp-radius-sm: 6px;--vsp-radius-md: 10px;--vsp-radius-lg: 14px;--vsp-shadow-soft: 0 24px 64px rgba(13, 56, 69, .12);--vsp-shadow-line: inset 0 1px 0 rgba(255, 255, 255, .78), 0 0 0 1px rgba(255, 255, 255, .22);--vsp-font-sans: "VSP Puhui", "Alibaba PuHuiTi 3.0", "Noto Sans CJK SC", sans-serif;--vsp-font-display: "VSP Puhui", "Alibaba PuHuiTi 3.0", "Noto Sans CJK SC", sans-serif;--vsp-font-latin: "VSP Inter", Inter, Arial, sans-serif;--vsp-font-mono: "VSP Inter", "SFMono-Regular", Consolas, monospace;--vsp-container: 1180px;--vsp-header-height: 68px}@font-face{font-family:VSP Puhui;src:url(/fonts/vsp-puhui-regular.woff2) format("woff2");font-style:normal;font-weight:400 600;font-display:swap}@font-face{font-family:VSP Puhui;src:url(/fonts/vsp-puhui-bold.woff2) format("woff2");font-style:normal;font-weight:700 900;font-display:swap}@font-face{font-family:VSP Inter;src:url(/fonts/vsp-inter-regular.woff2) format("woff2");font-style:normal;font-weight:400 600;font-display:swap}@font-face{font-family:VSP Inter;src:url(/fonts/vsp-inter-extrabold.woff2) format("woff2");font-style:normal;font-weight:700 900;font-display:swap}*,*:before,*:after{box-sizing:border-box}html{min-height:100%;overflow-x:clip;background:var(--vsp-bg);scroll-behavior:smooth}body{--pointer-x: 50vw;--pointer-y: 20vh;min-height:100%;overflow-x:clip;margin:0;color:var(--vsp-text);background:linear-gradient(var(--vsp-grid-line) 1px,transparent 1px),linear-gradient(90deg,var(--vsp-grid-line) 1px,transparent 1px),var(--vsp-bg);background-attachment:fixed;background-size:48px 48px;font-family:var(--vsp-font-sans);font-size:16px;line-height:1.65;text-rendering:optimizeLegibility;font-synthesis:none;font-kerning:normal}h1,h2,h3,h4{font-family:var(--vsp-font-display);text-wrap:balance}body:before{position:fixed;z-index:-1;inset:0;background:radial-gradient(560px circle at var(--pointer-x) var(--pointer-y),var(--vsp-glow-cyan),transparent 70%);content:"";pointer-events:none}.kinetic-field{position:fixed;z-index:-1;inset:0;overflow:hidden;pointer-events:none}.kinetic-field canvas{display:block;width:100%;height:100%;opacity:.9}.cursor-aura{position:absolute;top:0;left:0;width:30px;height:30px;margin:-15px 0 0 -15px;border:1px solid rgba(0,104,126,.46);border-radius:50%;background:#ffffff29;box-shadow:0 0 28px #2ad2db33;backdrop-filter:blur(3px) invert(.04);transition:width .18s ease,height .18s ease,margin .18s ease,background .18s ease;will-change:transform}.cursor-aura.is-active{width:58px;height:58px;margin:-29px 0 0 -29px;border-color:#c532576b;background:#ffffff4d}a{color:inherit}img,svg{max-width:100%}button,input,textarea,select{font:inherit}a,button,select{touch-action:manipulation}button:not(:disabled){cursor:pointer}:focus-visible{outline:3px solid var(--vsp-focus);outline-offset:3px}::selection{color:var(--vsp-text);background:#cce8f1}.skip-link{position:fixed;top:8px;left:8px;z-index:1000;min-height:44px;padding:10px 14px;border-radius:var(--vsp-radius-md);color:var(--vsp-on-primary);background:var(--vsp-primary-deep);font-weight:700;text-decoration:none;transform:translateY(calc(-100% - 16px))}.skip-link:focus-visible{transform:translateY(0)}.page-shell{display:flex;min-height:100dvh;flex-direction:column}.page-shell:before{position:fixed;z-index:40;top:0;left:0;width:100%;height:2px;background:linear-gradient(90deg,transparent,#33d6df 35%,#247db4 68%,transparent);box-shadow:0 0 18px #21c9d57a;content:"";pointer-events:none}.page-shell>main{flex:1}main[id]{scroll-margin-top:calc(var(--vsp-header-height) + 16px)}.container{width:min(100% - 32px,var(--vsp-container));margin:0 auto}.section{padding:64px 0}.eyebrow{margin:0 0 10px;color:var(--vsp-primary-deep);font-family:var(--vsp-font-latin);font-size:.75rem;font-weight:800;letter-spacing:0;text-transform:uppercase}.section-title{margin:0;color:var(--vsp-text);font-size:3.25rem;line-height:1.1;letter-spacing:0}.section-copy{max-width:760px;color:var(--vsp-text-muted);font-size:1.0625rem}.section-header{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:24px}.section-header .section-copy{max-width:520px;margin:0}.surface-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));gap:18px}.surface-card{min-height:150px;padding:24px;border:1px solid var(--vsp-card-border);border-radius:var(--vsp-radius-lg);background:var(--vsp-card-bg);box-shadow:var(--vsp-card-shadow)}.map-course,.unit-card{position:relative;overflow:hidden}.map-course:before,.unit-card:has(.card-link-overlay):before{position:absolute;inset:0;padding:1.5px;border-radius:inherit;background:linear-gradient(135deg,#007f95a6,#24c8db66 42%,#8b7cf680);content:"";opacity:0;pointer-events:none;transition:opacity .24s ease;-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);mask-composite:exclude}.map-course:after,.unit-card:has(.card-link-overlay):after{position:absolute;inset:0;border-radius:inherit;background:linear-gradient(115deg,transparent 34%,rgba(255,255,255,.55) 49%,transparent 64%);content:"";pointer-events:none;transform:translate(-130%)}@media(hover:hover){.map-course:hover:before,.unit-card:has(.card-link-overlay):hover:before{opacity:1}.map-course:hover:after,.unit-card:has(.card-link-overlay):hover:after{transform:translate(130%);transition:transform .64s cubic-bezier(.3,.6,.3,1)}}.surface-card h3{margin:0 0 8px;font-size:1.125rem}.surface-card p{margin:0;color:var(--vsp-text-muted)}.kicker-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.pill{display:inline-flex;min-height:30px;align-items:center;gap:8px;padding:4px 10px;border:1px solid var(--vsp-line);border-radius:999px;color:var(--vsp-text-muted);background:#f4f9fb;font-size:.8125rem;font-weight:700}.pill.good{border-color:#9fcbb7;color:var(--vsp-success);background:#f0f8f4}.pill.warn{border-color:#dcc594;color:var(--vsp-warn);background:#fff9ec}.action-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}.button{display:inline-flex;min-height:44px;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border:1px solid var(--vsp-card-border);border-radius:var(--vsp-radius-md);color:var(--vsp-primary-deep);background:#fff;box-shadow:0 1px 2px #1028300d;font-weight:700;text-decoration:none;transition:background-color .16s ease,border-color .16s ease,color .16s ease,box-shadow .16s ease,transform .16s ease}.button.primary{border-color:var(--vsp-primary-deep);color:var(--vsp-on-primary);background:var(--vsp-primary-deep);box-shadow:none}@media(hover:hover){.button:hover{border-color:var(--vsp-card-border-hover);color:var(--vsp-primary-deep);background:#fff;box-shadow:var(--vsp-card-shadow)}.button.primary:hover{border-color:var(--vsp-primary-hover);color:var(--vsp-on-primary);background:var(--vsp-primary-hover)}}.button:active{transform:scale(.97);box-shadow:inset 0 0 0 1px currentColor}[data-reveal]{opacity:0;transform:translateY(18px);transition:opacity .52s ease,transform .52s cubic-bezier(.2,.75,.25,1)}[data-reveal].is-visible{opacity:1;transform:translateY(0)}@supports not (backdrop-filter: blur(1px)){.surface-card,.button{background:#f8fcfd}}.split-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);gap:28px;align-items:stretch}.stat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.stat{padding:16px;border:1px solid var(--vsp-line);border-radius:var(--vsp-radius-md);background:var(--vsp-surface-2)}.stat strong{display:block;font-size:1.625rem;line-height:1}.stat span{display:block;margin-top:8px;color:var(--vsp-text-soft);font-size:.8125rem}.resource-list{display:grid;gap:12px}.resource-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px;align-items:center;padding:16px;border:1px solid var(--vsp-line);border-radius:var(--vsp-radius-md);background:var(--vsp-surface)}.resource-row h3{margin:0;font-size:1rem}.resource-row p{margin:4px 0 0;color:var(--vsp-text-muted)}@media(max-width:720px){body{background-size:32px 32px}body:before{display:none}.cursor-aura{display:none}.container{width:min(100% - 24px,var(--vsp-container))}.section{padding:40px 0}.section-title{font-size:2.25rem}.section-header{align-items:flex-start;flex-direction:column;gap:12px}.section-header .section-copy{max-width:100%}.split-grid,.resource-row,.stat-grid{grid-template-columns:minmax(0,1fr)}}@media(max-width:400px){.section-title{font-size:2rem}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}[data-reveal]{opacity:1;transform:none}}.page-hero{position:relative;display:grid;min-height:min(52vh,470px);align-items:center;overflow:hidden;border-bottom:1px solid var(--vsp-line);background:#041b24}.page-hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.page-hero-overlay{position:absolute;inset:0;background:linear-gradient(100deg,#03141be0,#03141b8f 48%,#03141b38)}.page-hero-content{position:relative;z-index:1;padding:72px 0;color:#f4fbfb}.page-hero-content .eyebrow{color:#9fd8de}.page-hero-content h1{max-width:780px;margin:12px 0 0;font-size:clamp(2.3rem,4.6vw,3.8rem);line-height:1.08;letter-spacing:-.01em;text-wrap:balance}.page-hero-sub{max-width:580px;margin:16px 0 0;color:#e6f6f8e0;font-size:1.05rem;line-height:1.75}@media(max-width:720px){.page-hero{min-height:0}.page-hero-content{padding:56px 0}}.site-footer[data-astro-cid-gcn2mc3v]{border-top:1px solid var(--vsp-line);color:var(--vsp-text-soft);background:var(--vsp-surface)}.footer-inner[data-astro-cid-gcn2mc3v]{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;padding:24px 0}.footer-inner[data-astro-cid-gcn2mc3v] p[data-astro-cid-gcn2mc3v],.footer-inner[data-astro-cid-gcn2mc3v] strong[data-astro-cid-gcn2mc3v]{margin:0}.footer-inner[data-astro-cid-gcn2mc3v] p[data-astro-cid-gcn2mc3v]{color:var(--vsp-text-soft);font-size:.875rem}.footer-inner[data-astro-cid-gcn2mc3v] strong[data-astro-cid-gcn2mc3v]{color:var(--vsp-primary-deep)}.footer-links[data-astro-cid-gcn2mc3v]{display:flex;flex-wrap:wrap;gap:4px}.footer-links[data-astro-cid-gcn2mc3v] a[data-astro-cid-gcn2mc3v]{display:inline-flex;min-width:44px;min-height:44px;align-items:center;justify-content:center;padding:8px 10px;border-radius:var(--vsp-radius-md);color:var(--vsp-text-muted);font-weight:600;text-decoration:none}@media(hover:hover){.footer-links[data-astro-cid-gcn2mc3v] a[data-astro-cid-gcn2mc3v]:hover{color:var(--vsp-primary-deep);background:var(--vsp-surface-hover)}}@media(max-width:520px){.footer-inner[data-astro-cid-gcn2mc3v]{align-items:flex-start;flex-direction:column}}.site-header[data-astro-cid-ctg3m53h]{position:sticky;top:0;z-index:20;border-bottom:1px solid var(--vsp-line);background:var(--vsp-surface-glass)}.header-inner[data-astro-cid-ctg3m53h]{display:flex;min-height:var(--vsp-header-height);align-items:center;justify-content:space-between;gap:20px}.brand[data-astro-cid-ctg3m53h]{display:inline-flex;min-width:44px;min-height:44px;align-items:center;gap:10px;color:var(--vsp-text);text-decoration:none}.brand-mark[data-astro-cid-ctg3m53h]{width:40px;height:40px;border:1px solid var(--vsp-line);border-radius:var(--vsp-radius-md);object-fit:cover}.brand-mark-course[data-astro-cid-ctg3m53h]{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:12px;box-shadow:0 2px 6px #07546d47}.brand-mark-course[data-astro-cid-ctg3m53h] svg[data-astro-cid-ctg3m53h]{width:100%;height:100%;border-radius:inherit}.brand-copy[data-astro-cid-ctg3m53h],.brand[data-astro-cid-ctg3m53h] strong[data-astro-cid-ctg3m53h],.brand[data-astro-cid-ctg3m53h] small[data-astro-cid-ctg3m53h]{display:block}.brand[data-astro-cid-ctg3m53h] strong[data-astro-cid-ctg3m53h]{color:var(--vsp-primary-deep);font-size:1rem;line-height:1.15}.brand-name-short[data-astro-cid-ctg3m53h]{display:none}.brand[data-astro-cid-ctg3m53h] small[data-astro-cid-ctg3m53h]{color:var(--vsp-text-soft);font-size:.75rem;line-height:1.3}.nav[data-astro-cid-ctg3m53h]{display:flex;align-items:center;gap:4px}.nav[data-astro-cid-ctg3m53h] a[data-astro-cid-ctg3m53h]{display:inline-flex;min-width:44px;min-height:44px;align-items:center;justify-content:center;gap:5px;padding:8px 12px;border:1px solid transparent;border-radius:var(--vsp-radius-md);color:var(--vsp-text-muted);text-decoration:none;font-weight:650;white-space:nowrap;transition:background-color .16s ease,border-color .16s ease,color .16s ease}@media(hover:hover){.nav[data-astro-cid-ctg3m53h] a[data-astro-cid-ctg3m53h]:hover{color:var(--vsp-primary-deep);background:var(--vsp-surface-hover)}}.nav[data-astro-cid-ctg3m53h] a[data-astro-cid-ctg3m53h][aria-current=page]{border-color:#b9cfda;color:var(--vsp-primary-deep);background:#eaf3f6}.nav[data-astro-cid-ctg3m53h] a[data-astro-cid-ctg3m53h] .resource-icon{width:18px;height:18px}.nav[data-astro-cid-ctg3m53h] a[data-astro-cid-ctg3m53h] .resource-icon svg{width:16px;height:16px}@media(max-width:640px){.header-inner[data-astro-cid-ctg3m53h]{flex-wrap:wrap;gap:6px 8px;padding:6px 0}.brand[data-astro-cid-ctg3m53h]{gap:7px}.brand-mark[data-astro-cid-ctg3m53h]{width:32px;height:32px}.brand-mark-course[data-astro-cid-ctg3m53h]{border-radius:9px;font-size:1rem}.brand-copy[data-astro-cid-ctg3m53h],.brand-name-full[data-astro-cid-ctg3m53h],.brand[data-astro-cid-ctg3m53h] small[data-astro-cid-ctg3m53h]{display:none}.brand-name-short[data-astro-cid-ctg3m53h]{display:block}.brand[data-astro-cid-ctg3m53h] strong[data-astro-cid-ctg3m53h]{font-size:.9375rem}.nav[data-astro-cid-ctg3m53h]{gap:2px;margin-left:auto}.nav[data-astro-cid-ctg3m53h] a[data-astro-cid-ctg3m53h]{padding:8px;font-size:.8125rem}}