:root{font-family:Inter,PingFang SC,Microsoft YaHei,sans-serif;color:#17211f;background:#f3f6f5}*{box-sizing:border-box}body{margin:0;min-width:1180px}.app-shell{min-height:100vh;background:#f3f6f5}.app-sider{border-right:1px solid #e7ecea}.brand{height:72px;display:flex;align-items:center;gap:12px;padding:0 22px;font-weight:700;font-size:17px}.brand-mark{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,#176b5b,#2e927d);box-shadow:0 8px 20px #176b5b38}.app-header{height:64px;padding:0 28px;display:flex;align-items:center;justify-content:space-between;background:#fffffff0;border-bottom:1px solid #e7ecea}.app-content{padding:24px 28px 36px}.foundation-page{min-height:320px;padding:28px;background:#fff;border:1px solid #e9eeec;border-radius:14px;box-shadow:0 8px 26px #1e3c340d}.login-page{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 70% 20%,#d9eee8 0,transparent 30%),linear-gradient(135deg,#eef5f2,#f8faf9)}.login-card{width:420px;padding:38px;border-radius:18px;background:#fffffff5;box-shadow:0 24px 70px #18483c24;border:1px solid #e0ebe7}.center-state{min-height:100vh;display:grid;place-items:center;color:#63736f}