:root{--blue:#2563eb;--blue-dark:#1e40af;--ink:#16233a;--muted:#64748b;--line:#dfe7f3;--paper:#fff;--canvas:#f4f7fc}*{box-sizing:border-box}html,body{min-height:100%;margin:0}body{font-family:"PingFang SC","Microsoft YaHei",-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--canvas)}.portal-page{background:radial-gradient(circle at 8% 8%,#dbeafe 0,transparent 29%),radial-gradient(circle at 94% 94%,#d1fae5 0,transparent 26%),var(--canvas)}.portal-shell{width:min(1040px,calc(100% - 40px));margin:0 auto;padding:10vh 0 42px}.portal-hero{display:flex;align-items:center;gap:18px;margin-bottom:36px}.portal-mark,.login-logo{display:grid;place-items:center;background:linear-gradient(135deg,#3b82f6,#1d4ed8);color:#fff;font-weight:800;box-shadow:0 12px 30px rgba(37,99,235,.22)}.portal-mark{width:62px;height:62px;border-radius:18px;font-size:30px}.portal-kicker,.eyebrow{margin:0 0 7px;color:var(--blue);font-size:11px;font-weight:800;letter-spacing:.12em}.portal-hero h1{margin:0;font-size:28px;letter-spacing:.01em}.portal-subtitle{margin:7px 0 0;color:var(--muted);font-size:15px}.portal-panel{background:rgba(255,255,255,.88);border:1px solid rgba(255,255,255,.9);border-radius:22px;padding:28px;box-shadow:0 20px 55px rgba(30,64,175,.1);backdrop-filter:blur(12px)}.portal-panel-head{display:flex;justify-content:space-between;gap:18px;align-items:start;margin-bottom:23px}.portal-panel h2{margin:0;font-size:20px}.portal-badge,.module-status{border-radius:999px;background:#e8f0ff;color:var(--blue-dark);font-size:12px;font-weight:700;padding:6px 10px;white-space:nowrap}.module-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.module-card{min-height:158px;border:1px solid var(--line);border-radius:16px;padding:19px;display:flex;flex-direction:column;text-decoration:none;color:inherit;position:relative;transition:transform .18s,box-shadow .18s,border-color .18s}.module-primary{background:linear-gradient(145deg,#f6f9ff,#edf4ff);border-color:#b9d1ff}.module-primary:hover{transform:translateY(-4px);border-color:#4f8df7;box-shadow:0 15px 30px rgba(37,99,235,.16)}.module-disabled{background:#fafbfd;opacity:.72}.module-icon{display:grid;place-items:center;width:38px;height:38px;border-radius:11px;background:#dbeafe;color:var(--blue-dark);font-size:19px;font-weight:800;margin-bottom:17px}.module-disabled .module-icon{background:#eef2f7;color:#718096}.module-content{display:flex;flex-direction:column;gap:6px}.module-content strong{font-size:16px}.module-content small{color:var(--muted);font-size:12px;line-height:1.55}.module-arrow{position:absolute;right:18px;bottom:16px;color:var(--blue);font-size:22px}.module-status{position:absolute;right:14px;top:16px;background:#f1f5f9;color:#64748b}.portal-footer{text-align:center;color:#94a3b8;font-size:12px;margin-top:24px}.login-page{display:grid;place-items:center;min-height:100vh;background:radial-gradient(circle at 15% 15%,#dbeafe,transparent 31%),radial-gradient(circle at 90% 84%,#e0f2fe,transparent 28%),#f6f8fc}.login-shell{width:min(420px,calc(100% - 40px));position:relative}.back-link{display:inline-block;color:#64748b;text-decoration:none;font-size:13px;margin-bottom:15px}.back-link:hover{color:var(--blue)}.login-card{background:rgba(255,255,255,.95);padding:35px;border:1px solid #fff;border-radius:22px;box-shadow:0 20px 60px rgba(30,64,175,.14)}.login-logo{width:48px;height:48px;border-radius:14px;font-size:22px;margin-bottom:22px}.login-card h1{margin:0;font-size:23px}.login-note{color:var(--muted);font-size:13px;line-height:1.7;margin:10px 0 24px}.login-card form{display:grid;gap:15px}.login-card label{display:grid;gap:7px;font-size:13px;font-weight:700;color:#334155}.login-card input{height:43px;border:1px solid #cfd9e8;border-radius:9px;padding:0 11px;font:inherit;color:var(--ink);outline:none}.login-card input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(37,99,235,.12)}.login-submit{height:44px;border:0;border-radius:9px;background:var(--blue);color:#fff;font:700 14px inherit;cursor:pointer;margin-top:5px}.login-submit:hover{background:var(--blue-dark)}.login-submit:disabled{opacity:.65;cursor:wait}.login-submit span{font-size:17px;margin-left:5px}.login-error{margin:0;min-height:18px;color:#dc2626;font-size:12px}@media(max-width:720px){.portal-shell{width:min(100% - 28px,560px);padding-top:48px}.portal-hero h1{font-size:23px}.portal-panel{padding:20px}.portal-panel-head{margin-bottom:18px}.portal-panel h2{font-size:17px}.module-grid{grid-template-columns:1fr}.module-card{min-height:124px}.module-icon{margin-bottom:12px}.login-card{padding:28px 23px}}