:root{--color-header-bg:#0d1117;--color-brand:#2563eb;--color-brand-light:#3b82f6;--color-primary:#1f7872;--color-primary-light:#25a39b;--color-secondary:#374151;--color-link:#2563eb;--color-blue:#3b82f6;--color-bg:#fff;--color-bg-card:#f9fafb;--color-bg-code:#f3f4f6;--color-text:#111827;--color-text-secondary:#6b7280;--color-text-muted:#9ca3af;--color-border:#e5e7eb;--color-border-strong:#d1d5db;--color-danger:#dc2626;--color-success:#16a34a;--color-warning:#d97706;--font-heading:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-body:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-mono:"SF Mono", "Fira Code", Consolas, "Liberation Mono", Menlo, monospace}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-body);color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased;line-height:1.6}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);color:var(--color-text)}a{color:var(--color-link);text-decoration:none;transition:color .2s}a:hover{color:var(--color-brand)}code,pre{font-family:var(--font-mono);background:var(--color-bg-code);border-radius:4px;padding:2px 6px}pre{padding:16px;overflow-x:auto}.section{max-width:1024px;margin:0 auto;padding:48px 24px}.section-heading{color:var(--color-text);border-bottom:2px solid var(--color-border-strong);margin-bottom:20px;padding-bottom:10px;font-size:24px;font-weight:600}.mode-card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:8px;height:100%;padding:24px;transition:transform .2s,box-shadow .2s}.mode-card:hover{border-color:var(--color-brand);transform:translateY(-2px);box-shadow:0 8px 24px #0000001f}.mode-card-title{color:var(--color-text);align-items:center;gap:8px;margin-bottom:12px;font-size:18px;font-weight:600;display:flex}.mode-card-desc{color:var(--color-text-secondary);margin-bottom:16px;font-size:14px;line-height:1.6}.stat-number{font-family:var(--font-heading);color:var(--color-brand);font-size:36px;font-weight:700;line-height:1.2}.stat-label{color:var(--color-text-secondary);margin-top:4px;font-size:14px}.stat-sub{color:var(--color-text-secondary);margin-top:2px;font-size:12px}.btn-brand{background:var(--color-brand);color:#fff;cursor:pointer;border:none;border-radius:6px;padding:10px 24px;font-size:14px;transition:background .2s}.btn-brand:hover{background:var(--color-brand-light);color:#fff}.news-list{margin:0;padding:0;list-style:none}.news-item{border-bottom:1px solid var(--color-border);align-items:baseline;gap:16px;padding:12px 0;display:flex}.news-item:last-child{border-bottom:none}.news-highlight .news-date{color:var(--color-brand);font-weight:600}.news-date{color:var(--color-text-muted);flex-shrink:0;min-width:110px;font-size:13px}.news-text{color:var(--color-text);font-size:14px;line-height:1.5}.submit-card{border:1px solid var(--color-border);background:var(--color-bg);border-radius:8px;height:100%;padding:20px;transition:box-shadow .2s}.submit-card:hover{box-shadow:0 4px 16px #00000014}.submit-card-title{color:var(--color-text);align-items:center;gap:8px;margin-bottom:12px;font-size:16px;font-weight:600;display:flex}.submit-card-desc{color:var(--color-text-secondary);margin-bottom:12px;font-size:14px;line-height:1.6}.email-format{margin-bottom:6px}.email-format code{background:var(--color-bg-code);border-radius:4px;padding:4px 8px;font-size:12px;display:block}.hero-section{text-align:center;padding-top:40px;padding-bottom:24px}.hero-greeting{color:var(--color-text);margin-bottom:16px;font-size:32px;font-weight:700}.hero-desc{color:var(--color-text-secondary);text-align:left;max-width:720px;margin:0 auto 16px;font-size:15px;line-height:1.7}.hero-stats{flex-wrap:wrap;justify-content:center;align-items:center;gap:24px;margin:24px auto 20px;display:flex}.stat-item{text-align:center}.stat-num{color:var(--color-brand);font-size:28px;font-weight:700;line-height:1.2;display:block}.stat-label{color:var(--color-text-secondary);margin-top:2px;font-size:13px;display:block}.stat-divider{background:var(--color-border);width:1px;height:32px}.hero-links{justify-content:center;gap:12px;margin-top:20px;display:flex}.hero-link{background:var(--color-secondary);color:#fff;border-radius:6px;align-items:center;gap:6px;padding:8px 20px;font-size:14px;text-decoration:none;transition:background .2s;display:inline-flex}.hero-link:hover{color:#fff;background:#4b5563}.btn-primary{background:var(--color-primary);color:#fff;cursor:pointer;border:none;border-radius:6px;padding:10px 24px;font-size:14px;transition:background .2s}.btn-primary:hover{background:var(--color-primary-light);color:#fff}.medal-gold:before{content:"🥇";margin-right:4px}.medal-silver:before{content:"🥈";margin-right:4px}.medal-bronze:before{content:"🥉";margin-right:4px}@media (width<=768px){.section{padding:40px 16px}.section-title{font-size:22px}.stat-number{font-size:28px}}.app-layout[data-v-0f04b64d]{min-height:100vh}.app-header[data-v-0f04b64d]{background:var(--color-header-bg);z-index:100;border-bottom:1px solid #ffffff1a;height:56px;padding:0 24px;line-height:56px;position:sticky;top:0}.header-inner[data-v-0f04b64d]{align-items:center;gap:12px;max-width:1200px;margin:0 auto;display:flex}.header-partners[data-v-0f04b64d]{align-items:center;gap:10px;display:flex}.partner-link[data-v-0f04b64d]{opacity:.85;align-items:center;text-decoration:none;transition:opacity .2s;display:flex}.partner-link[data-v-0f04b64d]:hover{opacity:1}.partner-icon[data-v-0f04b64d]{border-radius:50%;width:30px;height:30px}.partner-icon-wide[data-v-0f04b64d]{border-radius:2px;width:auto;height:28px}.header-divider[data-v-0f04b64d]{background:#fff3;width:1px;height:24px}.logo-link[data-v-0f04b64d]{align-items:center;text-decoration:none;display:flex}.logo-title[data-v-0f04b64d]{font-family:var(--font-heading);color:#fff;font-size:18px;font-weight:700}.header-link[data-v-0f04b64d]{color:#ffffffbf;font-size:14px;text-decoration:none;transition:color .2s}.header-link[data-v-0f04b64d]:hover{color:#fff}.app-content[data-v-0f04b64d]{background:var(--color-bg);min-height:calc(100vh - 120px)}.app-footer[data-v-0f04b64d]{text-align:center;color:var(--color-text-secondary);background:var(--color-bg);border-top:1px solid var(--color-border);padding:24px;font-size:13px}.footer-content[data-v-0f04b64d]{max-width:1200px;margin:0 auto}.footer-text[data-v-0f04b64d]{margin-bottom:8px}.footer-links[data-v-0f04b64d]{justify-content:center;gap:16px;display:flex}.footer-links a[data-v-0f04b64d]{color:var(--color-text-secondary);font-size:13px}.footer-links a[data-v-0f04b64d]:hover{color:var(--color-brand)}