*{box-sizing:border-box;margin:0;padding:0;font-family:Arial,Helvetica,sans-serif}.login-page{background:#f3f5f8;justify-content:center;align-items:center;width:100vw;height:100vh;display:flex}.login-card{text-align:center;background:#fff;border-radius:12px;width:420px;padding:40px;box-shadow:0 5px 25px #00000026}.logo{width:180px;margin-bottom:20px}.login-card h1{color:#9d2235;margin-bottom:8px}.login-card p{color:#666;margin-bottom:25px}.login-card input{border:1px solid #ddd;border-radius:8px;width:100%;margin-bottom:15px;padding:14px;font-size:15px}.login-card button{color:#fff;cursor:pointer;background:#9d2235;border:none;border-radius:8px;width:100%;padding:14px;font-size:16px;font-weight:700}.login-card button:hover{background:#7f1a2b}.login-card span{color:#888;margin-top:25px;font-size:13px;display:block}.header{color:#fff;background:#8b1e2d;justify-content:space-between;align-items:center;height:70px;padding:0 30px;display:flex;box-shadow:0 2px 8px #00000026}.header-logo h2{margin:0;font-size:24px}.header-logo span{letter-spacing:2px;font-size:13px}.header-user{align-items:center;gap:20px;display:flex}.header-user button{color:#8b1e2d;cursor:pointer;background:#fff;border:none;border-radius:6px;padding:10px 18px;font-weight:700}.sidebar{background:#f4f4f4;border-right:1px solid #ddd;flex-direction:column;gap:10px;width:180px;min-height:calc(100vh - 70px);padding:20px;display:flex}.sidebar button{text-align:left;cursor:pointer;background:#fff;border:none;border-radius:6px;padding:14px;font-size:15px;transition:all .2s}.sidebar button:hover{color:#fff;background:#8b1e2d}.news-card{background:#fff;border-radius:8px;margin-bottom:20px;padding:20px;box-shadow:0 2px 8px #00000014}.news-card h3{color:#8b1e2d;margin:0}.news-date{color:#777;margin:8px 0;font-size:13px}.news-summary{margin-top:15px;line-height:1.6}.news-footer{justify-content:flex-end;gap:10px;margin-top:20px;display:flex}.btn{cursor:pointer;border:none;border-radius:5px;padding:8px 14px;font-weight:700}.btn-primary{color:#fff;background:#8b1e2d}.btn-warning{color:#fff;background:#d39e00}.btn-danger{color:#fff;background:#c82333}