:root{--bg:#f4f7fb;--panel:#fff;--line:#e6edf5;--text:#14213d;--muted:#667085;--blue:#1f6feb;--blue2:#eaf2ff;--nav:#0d1b2f;--nav2:#132640;--green:#12a150;--red:#d92d20;--orange:#f79009;--shadow:0 10px 28px rgba(15,35,70,.08)}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','Microsoft YaHei',sans-serif;background:var(--bg);color:var(--text)}a{color:inherit}.app-shell{display:flex;min-height:100vh}.sidebar{position:fixed;left:0;top:0;bottom:0;width:176px;background:linear-gradient(180deg,var(--nav),var(--nav2));color:#dce8ff;padding:20px 12px;display:flex;flex-direction:column}.brand{font-size:18px;font-weight:800;color:#fff;margin-bottom:24px}.brand-sub{display:none}.side-nav{display:flex;flex-direction:column;gap:6px}.side-nav a{display:block;text-decoration:none;padding:11px 12px;border-radius:10px;color:#c9d8f0;font-size:14px}.side-nav a.active,.side-nav a:hover{background:rgba(255,255,255,.1);color:#fff}.side-footer{margin-top:auto;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:#a8bad6}.logout{margin-top:10px;width:100%;background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.16)}.main{margin-left:176px;width:calc(100% - 176px);min-height:100vh}.page-head{height:78px;background:rgba(255,255,255,.86);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 30px;position:sticky;top:0;z-index:5}.page-title{font-size:24px;font-weight:800;margin:0}.page-desc{font-size:13px;color:var(--muted);margin-top:4px}.content{padding:26px 30px;max-width:1500px}.card{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:var(--shadow);margin-bottom:20px}.section-title{font-size:18px;font-weight:800;margin:0 0 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var(--line);border-radius:16px;padding:12px;background:#fbfdff;max-height:70vh;overflow:auto}.tag-cloud-row{display:flex;flex-wrap:wrap;gap:8px}.tag-chip{border:1px solid #d6e0ec;background:#fff;border-radius:999px;padding:8px 12px;cursor:pointer;font-size:13px;color:#344054}.tag-chip:hover{background:#f8fbff}.tag-chip.active{border-color:var(--blue);background:var(--blue2);color:var(--blue);font-weight:800}.modal-mask{position:fixed;inset:0;background:rgba(15,23,42,.42);z-index:50;display:flex;align-items:center;justify-content:center;padding:24px}.modal-card{width:min(980px,96vw);max-height:88vh;overflow:auto;background:#fff;border-radius:18px;border:1px solid var(--line);box-shadow:0 24px 80px rgba(15,35,70,.22);padding:22px}.modal-head{position:sticky;top:0;z-index:2;background:#fff;padding-bottom:12px;border-bottom:1px solid var(--line)}.compact-page{padding-top:18px}.compact-page .card{padding:16px;margin-bottom:14px}.compact-page 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