:root{color-scheme:light;--bg: #edf2f8;--panel: #ffffff;--line: #d6dfeb;--text: #142338;--muted: #5f6f83;--brand: #1f4f96;--brand-soft: #e7efff;--brand-ink: #102a4c;--accent: #cda54c;--danger: #dc2626;--warning: #d97706;font-family:Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at top left,rgba(59,130,246,.18),transparent 26%),radial-gradient(circle at bottom right,rgba(30,64,175,.12),transparent 24%),linear-gradient(180deg,#f6f9fd,#edf2f8 56%,#eaf0f8);color:var(--text)}#app{min-height:100vh}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.page-shell{min-height:100vh}.card{min-width:0;background:var(--panel);border:1px solid var(--line);border-radius:20px;box-shadow:0 18px 40px #0f172a0f}.tag{display:inline-flex;padding:4px 10px;border-radius:999px;background:var(--brand-soft);color:var(--brand);border:1px solid rgba(31,79,150,.15);font-size:12px;font-weight:700}.page-section{display:grid;gap:20px;min-width:0}.grid-2{display:grid;gap:20px;grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{display:grid;gap:20px;grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{display:grid;gap:20px;grid-template-columns:repeat(4,minmax(0,1fr))}.page-title{margin:0;font-size:32px}.page-subtitle{margin:10px 0 0;color:var(--muted);line-height:1.8}.page-toolbar{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;flex-wrap:wrap}.soft-panel{padding:18px;border-radius:18px;border:1px solid #d8e6fb;background:linear-gradient(180deg,#f8fbff,#eef4ff)}@media(max-width:1180px){.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:960px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}